Research Interests
																																																								
																																																								
																																																									Surface Engineering - Thermochemical surface treatments for steels, powder metallurgy, second-phase dispersion strengthened metal alloys, Solid State Phase Transformation
																																																								
																																																								
																																																									BioSketch
																																																								
																																																								
																																																									Research
																																																								
																																																								
																																																									
																																																										
																																																											
																																																												Combined Application of Mechanical Deformation and Nitriding to Realize Optimal Mechanical and Anticorrosion Properties for 316 Stainless Steel
																																																											
																																																											
																																																												2024
																																																											
																																																											
																																																										 
																																																										
																																																											Neduri J.; Chaudhari G.P.; Meka S.R. | Springer
																																																										
																																																										
																																																											Journal: JOM Pages: 7146-7156 , Volumes: 76 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Discontinuous phase separation, interstitial ordering and recrystallization during nitriding of FeNiCo medium entropy alloy
																																																											
																																																											
																																																												2024
																																																											
																																																											
																																																										 
																																																										
																																																											Qadri S.A.R.; Sasidhar K.N.; Vishwanadh B.; Meka S.R. | Acta Materialia Inc
																																																										
																																																										
																																																											Journal: Acta Materialia Volumes: 263 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Unusual plate-type iron-carbonitrides development in nitrocarburized Fe-4 at.% V alloy
																																																											
																																																											
																																																												2024
																																																											
																																																											
																																																										 
																																																										
																																																											Kashyap A.; Vishwanadh B.; Chauhan A.; Meka S.R. | Acta Materialia Inc
																																																										
																																																										
																																																											Journal: Acta Materialia Volumes: 263 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Role of Dislocations and Deformation-Induced Martensite on Salt Bath Nitriding Response of Austenitic Stainless Steel
																																																											
																																																											
																																																												2023
																																																											
																																																											
																																																										 
																																																										
																																																											Jagadeesh N.; Kumar N.; Sasidhar K.N.; Meka S.R. | Springer
																																																										
																																																										
																																																											Journal: Transactions of the Indian Institute of Metals Pages: 2835-2843 , Volumes: 76 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Aluminium nitride dispersion strengthened steel
																																																											
																																																											
																																																												2022
																																																											
																																																											
																																																										 
																																																										
																																																											Yadav A.S.; Meka S.R. | Walter de Gruyter GmbH
																																																										
																																																										
																																																											Journal: International Journal of Materials Research Pages: 615-625 , Volumes: 113 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Influence of Ultrasonic Shot Peening on Microstructure, Mechanical, and Electrochemical Behavior of 316 Stainless Steel
																																																											
																																																											
																																																												2022
																																																											
																																																											
																																																										 
																																																										
																																																											Kumar N.; Chaudhari G.P.; Meka S.R. | Springer
																																																										
																																																										
																																																											Journal: Journal of Materials Engineering and Performance Pages: 2364-2380 , Volumes: 31 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Abnormal plate type iron-carbonitrides development during salt bath nitrocarburizing of Fe-4 wt.%V alloy
																																																											
																																																											
																																																												2022
																																																											
																																																											
																																																										 
																																																										
																																																											Kashyap A.; Bathula V.; Meka S.R. | International Federation for Heat Treatment and Surface Engineering, IFHTSE
																																																										
																																																										
																																																											Journal: 27th IFHTSE Congress and European Conference on Heat Treatment 2022 Pages: 441-445 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitrogen-Induced Phase Separation in Equiatomic FeNiCo Medium Entropy Alloy
																																																											
																																																											
																																																												2022
																																																											
																																																											
																																																										 
																																																										
																																																											Qadri S.A.R.; Sasidhar K.N.; Jagle E.A.; Miyamoto G.; Meka S.R. | Springer
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science Pages: 3216-3223 , Volumes: 53 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Effect of Severe Plastic Deformation on Pre- and Post-Nitriding Conditions of 316 Stainless Steel
																																																											
																																																											
																																																												2022
																																																											
																																																											
																																																										 
																																																										
																																																											Kumar N.; Yadav A.S.; Chaudhari G.P.; Meka S.R. | Springer
																																																										
																																																										
																																																											Journal: Transactions of the Indian Institute of Metals Pages: 2787-2795 , Volumes: 75 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Cyclic application of ultrasonic shot peening and low temperature liquid nitriding on 316 stainless steel
																																																											
																																																											
																																																												2022
																																																											
																																																											
																																																										 
																																																										
																																																											Neduri J.; Panwar N.K.; Meka S.R. | International Federation for Heat Treatment and Surface Engineering, IFHTSE
																																																										
																																																										
																																																											Journal: 27th IFHTSE Congress and European Conference on Heat Treatment 2022 Pages: 446-450 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												High nitrogen alloying of AISI 316 L stainless steel powder by nitriding
																																																											
																																																											
																																																												2021
																																																											
																																																											
																																																										 
																																																										
																																																											Qadri S.A.R.; Sasidhar K.N.; Meka S.R. | Elsevier B.V.
																																																										
																																																										
																																																											Journal: Powder Technology Pages: 456-463 , Volumes: 390 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Concentration-gradient-driven anisotropic spinodal decomposition kinetics: nitriding of metallic alloys
																																																											
																																																											
																																																												2021
																																																											
																																																											
																																																										 
																																																										
																																																											Sasidhar K.N.; Gururajan M.P.; Meka S.R. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Letters Pages: 432-443 , Volumes: 101 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitride Dispersion Strengthened Steel Development after Sintering of Nitrided Fe-4.6 at% Al Alloy Powder
																																																											
																																																											
																																																												2021
																																																											
																																																											
																																																										 
																																																										
																																																											Yadav A.S.; Kürnsteiner P.; Jägle E.A.; Sasidhar K.N.; Meka S.R. | John Wiley and Sons Inc
																																																										
																																																										
																																																											Journal: Steel Research International Volumes: 92 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitridation and hydrogen reduction of Fe-2.3 wt% Al alloy powder
																																																											
																																																											
																																																												2020
																																																											
																																																											
																																																										 
																																																										
																																																											Yadav A.S.; Kürnsteiner P.; Jägle E.A.; Meka S.R. | Elsevier B.V.
																																																										
																																																										
																																																											Journal: Powder Technology Pages: 527-533 , Volumes: 374 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Development of dual-phase SiC/Si3N4 nanostructures on nanosized SiC particles
																																																											
																																																											
																																																												2020
																																																											
																																																											
																																																										 
																																																										
																																																											Rajavel Muthaiah V.M.; Meka S.R.; Manoj Kumar B.V. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Letters Pages: 74-85 , Volumes: 100 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Investigation of Low-Temperature Liquid Nitriding Conditions for 316 Stainless Steel for Improved Mechanical and Corrosion Response
																																																											
																																																											
																																																												2020
																																																											
																																																											
																																																										 
																																																										
																																																											Kumar N.; Chaudhari G.P.; Meka S.R. | Springer
																																																										
																																																										
																																																											Journal: Transactions of the Indian Institute of Metals Pages: 235-242 , Volumes: 73 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Room temperature oxide-film formation by oxygen dissolution induced surface directed spinodal decomposition in stainless steel
																																																											
																																																											
																																																												2020
																																																											
																																																											
																																																										 
																																																										
																																																											Sasidhar K.N.; Meka S.R. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Corrosion Science Volumes: 166 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Unusual Iron Nitride Formation Upon Nitriding Fe-Si Alloy
																																																											
																																																											
																																																												2020
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.R.; Schubert A.; Bischoff E.; Mittemeijer E.J. | Springer
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Thermodynamic reasoning for colossal N supersaturation in austenitic and ferritic stainless steels during low-temperature nitridation
																																																											
																																																											
																																																												2019
																																																											
																																																											
																																																										 
																																																										
																																																											Sasidhar K.N.; Meka S.R. | Nature Publishing Group
																																																										
																																																										
																																																											Journal: Scientific Reports Volumes: 9 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												What causes the colossal C supersaturation of δ-ferrite in stainless steel during low-temperature carburization?
																																																											
																																																											
																																																												2019
																																																											
																																																											
																																																										 
																																																										
																																																											Sasidhar K.N.; Meka S.R. | Acta Materialia Inc
																																																										
																																																										
																																																											Journal: Scripta Materialia Pages: 118-120 , Volumes: 162 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Immiscibility regions in iron based ferritic solid solutions and their relevance to thermodynamics and kinetics of nitriding
																																																											
																																																											
																																																												2019
																																																											
																																																											
																																																										 
																																																										
																																																											Sasidhar K.N.; Meka S.R. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 2152-2168 , Volumes: 99 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Processing of heat-treated silicon carbide-reinforced aluminum alloy composites
																																																											
																																																											
																																																												2019
																																																											
																																																											
																																																										 
																																																										
																																																											Rajavel Muthaiah V.M.; Meka S.R.; Venkata Manoj Kumar B. | Taylor and Francis Inc.
																																																										
																																																										
																																																											Journal: Materials and Manufacturing Processes Pages: 312-320 , Volumes: 5 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																										
																																																											Meka S.R.; Chaudhari G.P. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Materials Today: Proceedings Pages: 16869-16870 , Volumes: 5 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitridation of Fe-2.3 wt.% Al alloy powder and its compaction by spark plasma sintering
																																																											
																																																											
																																																												2018
																																																											
																																																											
																																																										 
																																																										
																																																											Yadav A.S.; Rajulapati S.K.; Meka S.R. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Materials Today: Proceedings Pages: 17239-17246 , Volumes: 5 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Crystallite size and microstrain in mechanically alloyed and heat treated Fe-25 wt.% Y2O3
																																																											
																																																											
																																																												2018
																																																											
																																																											
																																																										 
																																																										
																																																											Rajulapati S.K.; Saggurthi A.D.; Yadav A.S.; Meka S.R. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Materials Today: Proceedings Pages: 16904-16911 , Volumes: 5 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Spinodal decomposition during isothermal gas-solid equilibration – Its effects and implications
																																																											
																																																											
																																																												2018
																																																											
																																																											
																																																										 
																																																										
																																																											Sasidhar K.N.; Meka S.R. | Acta Materialia Inc
																																																										
																																																										
																																																											Journal: Acta Materialia Pages: 266-272 , Volumes: 161 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												In situ consolidation of ball milled metals
																																																											
																																																											
																																																												2017
																																																											
																																																											
																																																										 
																																																										
																																																											Hegedűs Z.; Meka S.R.; Mittemeijer E.J. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Journal of Alloys and Compounds Pages: 721-725 , Volumes: 695 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Alloying element nitride stability in iron-based alloys; denitriding of nitrided Fe–V alloys
																																																											
																																																											
																																																												2017
																																																											
																																																											
																																																										 
																																																										
																																																											Steiner T.; Meka S.R.; Göhring H.; Mittemeijer E.J. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Materials Science and Technology (United Kingdom) Pages: 23-32 , Volumes: 33 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Crystallite growth in nanocrystalline tungsten; Rate determining mechanism and the role of contaminations
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Hegedus Z.; Meka S.R.; Mittemeijer E.J. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Acta Materialia Pages: 232-243 , Volumes: 105 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Generating duplex microstructures by nitriding; nitriding of iron based Fe-Mn alloy
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.R.; Chauhan A.; Steiner T.; Bischoff E.; Ghosh P.K.; Mittemeijer E.J. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Materials Science and Technology (United Kingdom) Pages: 883-889 , Volumes: 32 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Coupling Inward Diffusion and Precipitation Kinetics; the Case of Nitriding Iron-Based Alloys
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Jung M.; Meka S.R.; Rheingans B.; Mittemeijer E.J. | Springer Boston
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science Pages: 1425-1439 , Volumes: 47 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitriding of ternary Fe-Cr-Mo alloys; role of the Cr/Mo-ratio
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Steiner T.; Meka S.R.; Bischoff E.; Waldenmaier T.; Mittemeijer E.J. | Elsevier B.V.
																																																										
																																																										
																																																											Journal: Surface and Coatings Technology Pages: 21-33 , Volumes: 291 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Continuous and discontinuous precipitation in Fe-1 at.%Cr-1 at.%Mo alloy upon nitriding; crystal structure and composition of ternary nitrides
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Steiner T.; Meka S.R.; Rheingans B.; Bischoff E.; Waldenmaier T.; Yeli G.; Martin T.L.; Bagot P.A.J.; Moody M.P.; Mittemeijer E.J. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 1509-1537 , Volumes: 96 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Formation Mechanisms of Alloying Element Nitrides in Recrystallized and Deformed Ferritic Fe-Cr-Al Alloy
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Akhlaghi M.; Meka S.R.; Jägle E.A.; Kurz S.J.B.; Bischoff E.; Mittemeijer E.J. | Springer Boston
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science Pages: 4578-4593 , Volumes: 47 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Incubation time for iron-nitride layer formation upon gaseous nitriding of iron-based alloys
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Jung M.; Meka S.R.; Mittemeijer E.J. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 1369-1385 , Volumes: 96 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Microstructural evolution of 31CrMoV9 steel upon controlled gaseous nitriding treatment
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Kang C.W.; Meka S.R.; Steiner T.; Schacherl R.E.; Mittemeijer E.J. | Carl Hanser Verlag
																																																										
																																																										
																																																											Journal: HTM - Journal of Heat Treatment and Materials Pages: 181-190 , Volumes: 71 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Diffraction-line shifts and broadenings in continuously and discontinuously coarsening precipitate-matrix systems: coarsening of initially coherent nitride precipitates in a ferrite matrix
																																																											
																																																											
																																																												2015
																																																											
																																																											
																																																										 
																																																										
																																																											Steiner T.; Akhlaghi M.; Meka S.R.; Mittemeijer E.J. | Kluwer Academic Publishers
																																																										
																																																										
																																																											Journal: Journal of Materials Science Pages: 7075-7086 , Volumes: 50 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Misfit-induced changes of lattice parameters in two-phase systems: Coherent/incoherent precipitates in a matrix
																																																											
																																																											
																																																												2016
																																																											
																																																											
																																																										 
																																																										
																																																											Akhlaghi M.; Steiner T.; Meka S.R.; Mittemeijer E.J. | International Union of Crystallography
																																																										
																																																										
																																																											Journal: Journal of Applied Crystallography Pages: 69-77 , Volumes: 49 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Dependence of the nitriding rate of ferritic and austenitic substrates on the crystallographic orientation of surface grains; Gaseous nitriding of Fe-Cr and Ni-Ti alloys
																																																											
																																																											
																																																												2015
																																																											
																																																											
																																																										 
																																																										
																																																											Akhlaghi M.; Jung M.; Meka S.R.; Fonović M.; Leineweber A.; Mittemeijer E.J. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 4143-4160 , Volumes: 95 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Microstructure and Kinetics of Nitride Precipitation in a Quaternary Iron-Based Model Fe-2.82 at. pct Cr-0.13 at. pct Mo-0.18 at. pct V Alloy
																																																											
																																																											
																																																												2015
																																																											
																																																											
																																																										 
																																																										
																																																											Kang C.W.; Meka S.R.; Schacherl R.E.; Mittemeijer E.J. | Springer Boston
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science Pages: 328-336 , Volumes: 46 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Residual stress and microstructure depth gradients in nitrided iron-based alloys revealed by dynamical cross-sectional transmission X-ray microdiffraction
																																																											
																																																											
																																																												2015
																																																											
																																																											
																																																										 
																																																										
																																																											Kurz S.J.B.; Meka S.R.; Schell N.; Ecker W.; Keckes J.; Mittemeijer E.J. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Acta Materialia Pages: 100-110 , Volumes: 87 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Modulated martensite formation behavior in Fe-Ni-based alloys; Athermal and thermally activated mechanisms
																																																											
																																																											
																																																												2015
																																																											
																																																											
																																																										 
																																																										
																																																											Loewy S.; Rheingans B.; Meka S.R.; Mittemeijer E.J. | Cambridge University Press
																																																										
																																																										
																																																											Journal: Journal of Materials Research Pages: 2101-2107 , Volumes: 30 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Lattice-parameter change induced by accommodation of precipitate/matrix misfit; misfitting nitrides in ferrite
																																																											
																																																											
																																																												2015
																																																											
																																																											
																																																										 
																																																										
																																																											Akhlaghi M.; Steiner T.; Meka S.R.; Leineweber A.; Mittemeijer E.J. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Acta Materialia Pages: 254-262 , Volumes: 98 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Internal nitriding of Fe-Cr-Mo alloys; precipitation of mixed nitrides and role of the CrIMo-ratio
																																																											
																																																											
																																																												2015
																																																											
																																																											
																																																										 
																																																										
																																																											Steiner T.; Meka S.R.; Waldenmaier T.; Mittemeijer E.J. | ASM International
																																																										
																																																										
																																																											Journal: ASM International - 28th Heat Treating Society Conference, HEAT TREATING 2015 Pages: 614-618 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Coherency strain and precipitation kinetics: Crystalline and amorphous nitride formation in ternary Fe-Ti/Cr/V-Si alloys
																																																											
																																																											
																																																												2014
																																																											
																																																											
																																																										 
																																																										
																																																											Schwarz B.; Rossi P.J.; Straßberger L.; Jörg F.; Meka S.R.; Bischoff E.; Schacherl R.E.; Mittemeijer E.J. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 3098-3119 , Volumes: 94 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Pore Formation Upon Nitriding Iron and Iron-Based Alloys: The Role of Alloying Elements and Grain Boundaries
																																																											
																																																											
																																																												2014
																																																											
																																																											
																																																										 
																																																										
																																																											Schwarz B.; Göhring H.; Meka S.R.; Schacherl R.E.; Mittemeijer E.J. | Springer Boston
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science Pages: 6173-6186 , Volumes: 45 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Low temperature nitriding of ferritic Fe-Cr-Al alloys
																																																											
																																																											
																																																												2014
																																																											
																																																											
																																																										 
																																																										
																																																											Akhlaghi M.; Meka S.R.; Bischoff E.; Mittemeijer E.J. | Arbeitsgemeineschaft Warmebehandlung u. Werkstofftechnik
																																																										
																																																										
																																																											Journal: Proceedings - European Conference on Heat Treatment and 21st IFHTSE Congress Pages: 111-118 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Unusual martensite-formation kinetics in steels: Observation of discontinuous transformation rates
																																																											
																																																											
																																																												2014
																																																											
																																																											
																																																										 
																																																										
																																																											Loewy S.; Rheingans B.; Meka S.R.; Mittemeijer E.J. | Acta Materialia Inc
																																																										
																																																										
																																																											Journal: Acta Materialia Pages: 93-99 , Volumes: 64 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Internal nitriding of ternary Fe-Cr-Mo alloys; nitride development
																																																											
																																																											
																																																												2014
																																																											
																																																											
																																																										 
																																																										
																																																											Steiner T.; Meka S.R.; Bischoff E.; Waldenmaier T.; Mittemeijer E.J. | Arbeitsgemeineschaft Warmebehandlung u. Werkstofftechnik
																																																										
																																																										
																																																											Journal: Proceedings - European Conference on Heat Treatment and 21st IFHTSE Congress Pages: 53-61 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitriding of iron-based ternary Fe-V-Si alloy: The precipitation process of separate nitrides
																																																											
																																																											
																																																												2014
																																																											
																																																											
																																																										 
																																																										
																																																											Schwarz B.; Meka S.R.; Schacherl R.E.; Bischoff E.; Mittemeijer E.J. | Elsevier Ltd
																																																										
																																																										
																																																											Journal: Acta Materialia Pages: 394-403 , Volumes: 76 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Interrelationships of defects, nitride modification and excess nitrogen in nitrided Fe-4.75 at.% Al alloy
																																																											
																																																											
																																																												2014
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.R.; Bischoff E.; Hosmani S.S.; Mittemeijer E.J. | Carl Hanser Verlag
																																																										
																																																										
																																																											Journal: International Journal of Materials Research Pages: 1057-1066 , Volumes: 105 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Octapod-shaped, nanosized, amorphous precipitates in a crystalline ferrite matrix
																																																											
																																																											
																																																												2013
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.R.; Bischoff E.; Rheingans B.; Mittemeijer E.J. | Taylor and Francis Ltd.
																																																										
																																																										
																																																											Journal: Philosophical Magazine Letters Pages: 238-245 , Volumes: 93 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Non-monotonic lattice parameter variation with crystallite size in nanocrystalline solids
																																																											
																																																											
																																																												2013
																																																											
																																																											
																																																										 
																																																										
																																																											Rane G.K.; Welzel U.; Meka S.R.; Mittemeijer E.J. | Acta Materialia Inc
																																																										
																																																										
																																																											Journal: Acta Materialia Pages: 4524-4533 , Volumes: 61 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitriding behaviour of maraging steel: Experiments and modelling
																																																											
																																																											
																																																												2013
																																																											
																																																											
																																																										 
																																																										
																																																											Selg H.; Meka S.R.; Kachel M.; Schacherl R.E.; Waldenmaier T.; Mittemeijer E.J. | Kluwer Academic Publishers
																																																										
																																																										
																																																											Journal: Journal of Materials Science Pages: 4321-4335 , Volumes: 48 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Solubility of nitrogen in ferrite; The Fe-N phase diagram
																																																											
																																																											
																																																												2013
																																																											
																																																											
																																																										 
																																																										
																																																											Stein J.; Schacherl R.E.; Jung M.; Meka S.; Rheingans B.; Mittemeijer E.J. | Carl Hanser Verlag
																																																										
																																																										
																																																											Journal: International Journal of Materials Research Pages: 1053-1065 , Volumes: 104 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Molybdenum-nitride precipitation in recrystallized and cold-rolled Fe-1 at. pct Mo alloy
																																																											
																																																											
																																																												2013
																																																											
																																																											
																																																										 
																																																										
																																																											Selg H.; Bischoff E.; Meka S.R.; Schacherl R.E.; Waldenmaier T.; Mittemeijer E.J. | Springer
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science Pages: 4059-4070 , Volumes: 44 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Abnormal nitride morphologies upon nitriding iron-based substrates
																																																											
																																																											
																																																												2013
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.R.; Mittemeijer E.J. | Springer
																																																										
																																																										
																																																											Journal: JOM Pages: 769-775 , Volumes: 65 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Defect-dependent nitride surface layer development upon nitriding of Fe-1 at.% Mo alloy
																																																											
																																																											
																																																												2013
																																																											
																																																											
																																																										 
																																																										
																																																											Selg H.; Bischoff E.; Bernstein I.; Woehrle T.; Meka S.R.; Schacherl R.E.; Waldenmaier T.; Mittemeijer E.J. | Taylor & Francis
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 2133-2160 , Volumes: 93 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Nitride formation and excess nitrogen uptake after nitriding ferritic Fe-Ti-Cr alloys
																																																											
																																																											
																																																												2012
																																																											
																																																											
																																																										 
																																																										
																																																											Jung K.S.; Meka S.R.; Schacherl R.E.; Bischoff E.; Mittemeijer E.J. | Springer
																																																										
																																																										
																																																											Journal: Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science Pages: 934-944 , Volumes: 43 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Unusual nucleation and growth of γ́ iron nitride upon nitriding Fe-4.75 at.% Al alloy
																																																											
																																																											
																																																												2012
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.R.; Bischoff E.; Schacherl R.E.; Mittemeijer E.J. | Taylor & Francis
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 1083-1105 , Volumes: 92 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Unusual precipitation of amorphous silicon nitride upon nitriding Fe-2at.%Si alloy
																																																											
																																																											
																																																												2012
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.R.; Jung K.S.; Bischoff E.; Mittemeijer E.J. | Taylor & Francis
																																																										
																																																										
																																																											Journal: Philosophical Magazine Pages: 1435-1455 , Volumes: 92 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Ideally weak nitriding kinetics during gaseous nitriding of Fe-2at.%Si alloy
																																																											
																																																											
																																																												2011
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.; Schacherl R.; Bischoff E.; Mittemeijer E.J. | Carl Hanser Verlag GmbH & Co. KG
																																																										
																																																										
																																																											Journal: HTM - Haerterei-Technische Mitteilungen Pages: 103-108 , Volumes: 66 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												Unusual microstructural development upon gaseous nitriding of Fe-4.65at% Al alloy
																																																											
																																																											
																																																												2010
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.; Schacherl R.E.; Bischoff E.; Mittemeijer E.J. | Trans Tech Publications
																																																										
																																																										
																																																											Journal: Advanced Materials Research Pages: 371-376 , Volumes: 89-91 ,
																																																										
																																																										
																																																									 
																																																									
																																																										
																																																											
																																																												The emergence and disappearance of a high density of microcracks in nitrided Fe-4.65 at. % Al alloy
																																																											
																																																											
																																																												2008
																																																											
																																																											
																																																										 
																																																										
																																																											Meka S.; Hosmani S.S.; Clauss A.R.; Mittemeijer E.J. | De Gruyter
																																																										
																																																										
																																																											Journal: International Journal of Materials Research Pages: 808-814 , Volumes: 99 ,
																																																										
																																																										
																																																									 
																																																									
																																																								 
																																																								
																																																									Honors And Awards
																																																								
																																																								
																																																									Students
																																																								
																																																								
																																																									Miscellaneous
																																																								
																																																								
																																																									1.      K.N. Sasidhar and S.R. Meka. Isothermal stabilization of metastable states upon controlled gaseous nitriding. Poster presentation at 26th International Symposium on Metastable, Amorphous and Nanostructured Materials (ISMANAM 2019), July 8-12, 2019, Chennai, India. Received Best Poster Award. 
2.      K.N. Sasidhar, A.Kumar and S.R. Meka. Aluminium Partitioning Triggered by Inward Diffusing Carbon During Carburization of Fe2.3wt%Al Alloy, Oral presentation at the 14th International Conference on Diffusion in Solids and Liquids (DSL-2018), June 25-29, 2018, Amsterdam, The Netherlands.
3.      A.S. Yadav, J. Singh and S.R. Meka. Carburization Induced Phase Transformation in Fe-2wt.% Mn Alloys, Oral presentation at the 14th International Conference on Diffusion in Solids and Liquids (DSL-2018), June 25-29, 2018, Amsterdam, The Netherlands.
4.      S.R. Meka, A. Schubert, E.Bischoff and E.J. Mittemeijer. Development of Nitrides of Silicon and Iron upon Nitriding Fe-Si alloys, Oral presentation at the European Conference on Heat Treatment (ECHT 2018), April 12-13, 2018, Friedrichshafen, Lake Constance, Germany.
5.      A. S. Yadav, S. K. Rajulapati and S.R. Meka, Nitridation of Fe-2.3 wt.% Al alloy powder and its compaction by spark plasma sintering, oral presentation by A.S. Yadav at International Conference on Advances in Materials & Processing: Challenges & Opportunities” (AMPCO-2017), IIT Roorkee, Roorkee, 30th Nov. – 2nd December, 2017. Materials Today: Proceedings 5 (2018) 17239–17246.
6.      S. K. Rajulapati, A.D. Saggurthi A. S. Yadav, and S.R. Meka, Crystallite size and microstrain in mechanically alloyed and heat treated Fe-25 wt.% Y2O3, oral presentation by S.K. Rajulapati at International Conference on Advances in Materials & Processing: Challenges & Opportunities” (AMPCO-2017), IIT Roorkee, Roorkee, 30th Nov. – 2nd December, 2017. Materials Today: Proceedings 5 (2018) 16904–16911.
7.      S.R. Meka. Nitriding induced microstructural evolution in Iron-based alloys, invited oral presentation at International Conference on Recent Advances in Materials, Mechanical and Civil Engineering ICRAMMCE-2017, June 01 to June 02, 2017, Hyderabad, India.
8.      S.R. Meka. Stress and defects driven phase transformations, oral presentation at Heads of Max Planck Indian partner groups bi-annual-meeting 2017,  March 03 to March 05, 2017, IISER Mohali, Mohali, India.
9.      S.R. Meka. Nitriding of Iron-based alloys, Oral presentation at joint international conferences  emerging materials and processes for defense and infrastructure and advanced heat processing, organized by ASM International-India chapter, October 12 to October 14, 2016, Mumbai, India.
10.  T. Steiner, S.R. Meka, T. Waldenmaier and E.J. Mittemeijer. Internal nitriding of Fe-Cr-Mo alloys; Precipitation of mixed nitrides and role of the Cr/Mo ratio, Oral presentation by T. Steiner at ASM Heat Treat Society Conference & Exposition, October 20 to October 22, 2015. Detroit, USA. 
11.  S. Loewy, B. Rheingans, S.R. Meka and E.J. Mittemeijer. Modulated martensite formation behavior in Fe-Ni steels. Oral presentation by S. Loewy at 10th European Symposium on Martensitic Transformations (ESOMAT), September 14 to September 18, Antwerp, Belgium. 
12.  M. Akhlaghi, T. Steiner, S.R. Meka, A. Leineweber and E.J. Mittemeijer. Misfit induced changes of lattice parameters in two-phase systems: Coherent/incoherent precipitates in a matrix, poster presentation by M. Akhlaghi at International Conference on Solid-Solid Phase Transformations in Inorganic Materials (PTM 2015), June 28 to July 3, 2015, Whistler, BC, Canada.
13.  M. Jung, S.R. Meka, B. Rheingans and E.J. Mittemeijer. Simulation of simultaneously occurring coupled inward diffusion and internal precipitation, oral presentation by M. Jung at International Conference on Solid-Solid Phase Transformations in Inorganic Materials (PTM 2015), June 28 to July 3, 2015, Whistler, BC, Canada.
14.  S.R. Meka, A. Chauhan, T. Steiner and E.J. Mittemeijer. Development of austenite-martensite and ferrite-austenite duplex microstructure upon nitriding Fe-Mn alloys. Oral presentation at the European Conference on Heat Treatment and 22nd IFHTSE Congress, May 20-22, 2015, Venice, Italy.
15.  T. Steiner, S.R. Meka and E.J. Mittemeijer. Composition, crystalstructure and kinetics of formation of nitride precipitates in Fe-Cr-Mo alloys, oral presentation by T. Steiner at AWT (Arbeitsgemeinschaft Wärmebehandlung und Werkstofftechni) - Fachausschuss Nitrieren und Nitrocarburieren (Nitriding and Nitrocarburising Board of AWT), May 7, 2015, Gommern, Germany.
16.  T. Steiner, S.R. Meka, E. Bischoff, T. Waldenmaier and E.J. Mittemeijer. Internal nitriding of ternary Fe-Cr-Mo alloys; nitride development, oral presentation by T. Steiner at European Conference on Heat Treatment and 21st IFHTSE Congress, May 12-15, 2014, Munich, Germany.
17.  M. Akhlaghi, S.R. Meka, E. Bischoff and E.J. Mittemeijer. Low temperature nitriding of ferritic Fe-Cr-Al alloys, oral presentation by M. Akhlaghi at European Conference on Heat Treatment and 21st IFHTSE Congress, May 12-15, 2014, Munich, Germany.
18.  S.J.B. Kurz, S.R. Meka, N. Schell, J. Keckes and E.J. Mittemeijer.  Residual stress gradients in nitrided Iron-based alloys revealed by cross-sectional high-energy X-ray micro-diffraction, oral presentation by S.J.B. Kurz at 9th European Conference on Residual Stresses, July 7-9, 2014, Troyes, France.
19.  S. Loewy, B. Rheingans, S.R. Meka and E.J. Mittemeijer. Unusual martensite-formation kinetics in steels: observation of a series of transformation–rate maxima, oral presentation by S. Loewy at International conference on martensitic transformations, July 6-11, 2014, Bilbao, Spain.
20.  S.R. Meka, B. Rheingans, E. Bischoff and E.J. Mittemeijer.Unusual Octapod-shaped, Nanosized Amorphous Silicon-nitride Particles in a Crystalline Ferrite Matrix, Poster presentation at the international conference, 2013 MRS Spring Meeting & Exhibit, April 1-5, 2013, San Francisco, USA.
21.  S.R. Meka and E.J. Mittemeijer. Thermodynamics and kinetics of the competition of internal and external precipitation; morphology, constitution and structure of iron nitrides grown on iron-based alloy substrates, Oral presentation at the international conference, 2013 E- MRS Spring Meeting, May 27-31, 2013, Strasbourg, France.
22.  S.R. Meka, E. Bischoff, B. Rheingans, R.E. Schacherland E.J. Mittemeijer. Anomalous nitriding behaviour of Iron-based Fe-Si alloys, oral presentation at AWT (Arbeitsgemeinschaft Wärmebehandlung und Werkstofftechni) - Fachausschuss Nitrieren und Nitrocarburieren (Nitriding andNitrocarburising Board of AWT), November 27, 2013, Issum, Germany.
23.  S.R. Meka, E. Bischoff, B. Rheingans and E.J. Mittemeijer.The development of amorphous and crystalline nanoparticles of silicon nitride in ferrite; role of interfacial energy and elastic anisotropy upon phase transformation, Oral presentation at the international conference, Materials Science and Engineering 2012, September 25-27, 2012, Darmstadt, Germany.
24.  S.R. Meka. Unusual phase-transformation phenomena during nitriding of iron-based alloys, Oral presentation during meeting of board of trustees, Max Planck Institute for Intelligent Systems, Stuttgart. November 17, 2010, Stuttgart, Germany.
25.  S.R. Meka, E. Bischoff, R.E. Schacherl and E.J. Mittemeijer. Influence of lattice defects on nucleation and growth of different modifications of nanoprecipitates of AlN in nitrided Fe-Al alloy, Oral presentation at the international conference, Materials Science and Engineering 2010, August 24-26, 2010, Darmstadt, Germany.
26.  S.R. Meka, R.E. Schacherl, E. Bischoff and E.J. Mittemeijer.Internal gaseous nitriding of Fe-2at%Si alloy: Ideally weak nitriding interaction and formation of amorphous silicon-nitride precipitates, Oral presentation at European Conference on Heat Treatment 2010: Nitriding and Nitrocarburising, April 29-30, 2010, Aachen, Germany.
27.  S.R. Meka, R.E. Schacherl, E. Bischoff and E.J. Mittemeijer. Unusual microstructural development upon gaseous nitriding of Fe-4.65at.% Al alloy, Poster presentation at THERMEC 2009, International conference on processing and manufacturing of advanced materials, August 25-29, 2009, Berlin, Germany. Advanced Materials Research, Vol. 89-91, 2010, p 371-376.
28.  S.R. Meka. Unusual microstructural development during nitriding of iron-based Fe-Al alloy, oral presentation at AWT (ArbeitsgemeinschaftWärmebehandlung und Werkstofftechni) - FachausschussNitrieren und Nitrocarburieren (Nitriding and Nitrocarburising Board of AWT), September 17, 2009, Wels, Austria