1. Publication Details: Citations: 1750, h-index: 19, i10-index: 25 (Google Scholar)

Quality, IF

1.        

“Evaluation of performance characteristics of stone mastic asphalt incorporating steel slag and sugarcane bagasse fiber”, Shuvrajit Biswas, G. D. Ransingchung R. N*, and Sham S. Ravindranath; Innovative Infrastructure Solutions, 11, 395, 2026.  DOI: https://doi.org/10.1007/s41062-026-02779-8

E-SCI

2.        

“Synergistic effects of SBS polymer degradation and binder stiffening on the rheological properties of SBS-modified asphalt during RTFO aging”, Alok Sharma, G. D. Ransingchung R. N, and Sham S. Ravindranath*; Mechanics of Time-Dependent Materials, 30(35), 2026.  

DOI: https://doi.org/10.1007/s11043-026-09879-z

Q2, 2.3

3.        

“Biopolymer-Based Stimuli-Responsive and Self-Healing Conductive Hydrogels for Next-Generation Bioelectronics Interfaces”, Salaman Ahamad, Shaista Fatima, Komal Singh, Sham S. Ravindranath, S. Gopika Devi, Adil Ali, Ankush Kumar,* and Gaurav Manik*, ACS Applied Polymer Materials, 8, 6954, 2026.

DOI: https://doi.org/10.1021/acsapm.6c00188

Q1, 5.0

4.        

“Enhancing thermo-oxidative stability of modified binders and asphalt mixes: Critical role of vinyl groups in SBS polymer”, Sumit K. Singh, Sohel Islam, G. D. Ransingchung R. N, and Sham S. Ravindranath*, Innovative Infrastructure Solutions, 11 (277), 2026.

DOI: https://doi.org/10.1007/s41062-026-02679-x

E-SCI

5.        

“A state of art review on performance of steel slag as sustainable material in flexible pavement construction”, Shuvrajit Biswas, G. D. R. N. Ransingchung*, and Sham S. Ravindranath; Innovative Infrastructure Solutions, 11(4), 203, April 2026.

DOI: https://doi.org/10.1007/s41062-026-02596-z

E-SCI

6.        

“Vital role of SBS concentration on the property evolution in short-term aged SBS-modified binders”, Alok Sharma, Indrajeet Kumar, Akanksha Pandey, G. D. Ransingchung R. N, and Sham S. Ravindranath*; Journal of Testing and Evaluation, 53 (5), 1307-1322, Sep 2025.

DOI: https://doi.org/10.1520/JTE20240262

Q3, 1.0

7.        

“Evaluation of the mechanical performance of asphalt mixtures incorporated with steel slag and recycled concrete aggregate”, Shuvrajit Biswas, G. D. Ransingchung R. N*, and Sham S. Ravindranath; Iranian Journal of Science and Technology, 49, 6187-6202, March 2025.

DOI: https://doi.org/10.1007/s40996-025-01765-x

Q2, 1.7

8.        

“Mechanical, thermal, and flammability behavior of chitosan-modified date palm leaf-based polypropylene composites”, Gajendra Singh, Sandeep Gairola, Inderdeep Singh*, and Sham S. Ravindranath; Biomass Conversion and Biorefinery, 15, 29007, 2024.

DOI: https://doi.org/10.1007/s13399-024-06085-0

Scopus

9.        

“Property deterioration in reactive elastomeric terpolymer modified binders during storage at elevated temperatures”, Alok Sharma, Akanksha Pandey, G. D. Ransingchung R. N, and Sham S. Ravindranath*; Materials and Structures, 57(2), 32, 2024.

DOI: https://doi.org/10.1617/s11527-024-02307-z

Q1, 4.8

10.    

“Unveiling optimal performance of SBS-modified asphalt mixture: Crucial impact of elevated storage temperature and duration of binders”, Sohel Islam, Ayana Ghosh, G. D. Ransingchung R. N*, and Sham S. Ravindranath, Innovative Infrastructure Solutions, 8 (11), 307, 2023.

DOI: https://doi.org/10.1007/s41062-023-01271-x

E-SCI

11.    

“Critical Evaluation of the performance properties of thermoplastics modified asphalt binders and mixes compared to Styrene-Butadiene-Styrene modification”, Akanksha Pandey, Sohel Islam, G. D. Ransingchung R. N, and Sham S. Ravindranath*, Indian Highways, Indian Road Congress, Number 2, February 2024.

IRC

12.    

“Imperative role of SBS molecular structure on the performance properties of modified binders and asphalt mixes’, Sohel Islam, Sumit K. Singh, G. D. Ransingchung R. N*, and Sham S. Ravindranath, International Journal of Pavement Engineering, 24(1), 2226290, 2023.

 DOI: https://doi.org/10.1080/10298436.2023.2226290

Q1, 4.1

13.    

“Evaluation of rheological behavior of SBS modified binders: Significance of lower angular frequency”, Akanksha Pandey, Sohel Islam, G. D. Ransingchung R. N, and Sham S. Ravindranath*, Indian Highways, 2023, September 2023.

IRC

14.    

“Comparing the performance of SBS and thermoplastics modified asphalt binders and asphalt mixes”, Akanksha Pandey, Sohel Islam, G. D. Ransingchung R. N, and Sham S. Ravindranath*. Road Materials and Pavement Design, 369, 24, 2023.

DOI: https://doi.org/10.1080/14680629.2023.2180999

Q1, 3.8

15.    

“Evaluating the intermediate temperature properties of SB modified asphalt binders: Influence of SB copolymer structure”, Yogesh Kumar, Praveen Kumar, and Sham S. Ravindranath*, International Journal of Pavement Research and Technologies, 17(4), 1014-1031, 2023.

 DOI: https://doi.org/10.1007/s42947-023-00283-1

E-SCI

16.    

“Performance evaluation of long-term laboratory-aged asphalt mixtures containing different molecular structures of SBS copolymer”, Sohel Islam, G. D. Ransingchung R. N*, and Sham S. Ravindranath, J. of Materials in Civil Engineering, 044023191, 35 (7), 2023.

DOI: https://doi.org/10.1061/JMCEE7.MTENG-15368

Q1, 3.6

17.    

“Effect of Molecular Structure of SBS Polymer on Conventional and Rheological Properties of Modified Asphalt Binder: Linear vs. Branched SBS Polymer”, Yogesh Kumar, Praveen Kumar, and Sham S. Ravindranath*, J. of the Indian Road Cong., 82-2, Paper No. 719, April 2023.

IRC

18.    

“Performance degradation during elevated storage temperature of SBS modified binders and Asphalt Mixes: Impact of SBS molecular structure”, Sohel Islam, Sumit K. Singh, G. D. Ransingchung R. N*, and Sham S. Ravindranath, J. of Materials in Civil Engineering, 35 (3), 04022457, 2023. DOI: https://doi.org/10.1061/(ASCE)MT.1943-5533.0004622

Q1, 3.6

19.    

“Quantifying the effect of SBS molecular structure on the upper service temperature rheological properties of modified binders”, Akanksha Pandey, Sohel Islam, G. D. Ransingchung R. N, and Sham S. Ravindranath*, Construction and Building Materials, 352, 128826, 2022.

DOI: https://doi.org/10.1016/j.conbuildmat.2022.128826

Q1, 7.6

20.    

“Elevated temperature rheological properties of styrene-butadiene-modified binders: Role of molecular structure”, Yogesh Kumar, Akanksha Pandey, Praveen Kumar, and Sham S. Ravindranath*, International Journal of Pavement Research and Technologies (IJPRT), 16(6), 1599-1617, 2022. DOI: https://doi.org/10.1007/s42947-022-00215-5 

E-SCI

21.    

“Vital role of lower frequencies in the rheological evaluation of SBS modified binders”, Akanksha Pandey, Sohel Islam, G. D. Ransingchung R. N, and Sham S. Ravindranath*; Materials and Structures, 55, 88, 2022. DOI: https://doi.org/10.1617/s11527-022-01922-y

Q1, 4.8

22.    

“Performance deterioration of SBS modified asphalt mix: Impact of elevated storage temperature and SBS concentration of modified binder”, Sohel Islam, Sumit K. Singh, G. D. Ransinchung R.N*, and Sham S. Ravindranath; J. of Materials in Civil Engineering, 34, 04021475, 2022. DOI: https://doi.org/10.1061/(ASCE)MT.1943-5533.0004092

Q1, 3.6

23.    

“Effect of additives on the thermal stability of SBS modified binders during storage at elevated temperatures”, Sumit Kumar, Akanksha Pandey, and Sham S. Ravindranath*; Construction and Building Materials, 314, 125609, 2022. DOI: https://doi.org/10.1016/j.conbuildmat.2021.125609

Q1, 7.6

24.    

“Modification of asphalt binder by the blend of chemically grafted thermoplastics and SBS: Influence of blend composition, chemical grafting, sulfur content, and MFI value”, Akanksha Pandey, Alok Sharma, and Sham Ravindranath*, Polymer Bulletin, 79, 7759, 2022.

DOI: https://doi.org/10.1007/s00289-021-03868-7

Q2, 2.9

25.    

“Rheological analysis of performance grade rutting and fatigue cracking criteria in asphalt binders”, Akanksha Pandey, Sumit Kumar, Sohel Islam, G. D. Ransingchung, Sridhar Raju, and Sham Ravindranath*; International Journal of Pavement Research and Technology, October 2021.

DOI: https://doi.org/10.1007/s42947-021-00113-2

E-SCI

26.    

“Effect of property deterioration in SBS modified binders during storage on the performance of asphalt mix”, Sohel Islam, Sumit K. Singh, G. D. Ransingchung R. N*, and Sham S. Ravindranath; Construction and Building Materials, 272, 121644, 2021.

DOI: https://doi.org/10.1016/j.conbuildmat.2020.121644

Q1, 7.6

27.    

“Significance of frequency in quantifying the deterioration in the properties of SBS modified binders and rutting performance”, Sumit K. Singh, Akanksha Pandey, Sohel Islam, G. D. Ransingchung R. N, and Sham S. Ravindranath*; Construction and Building Materials, 262, 120872, 2020. DOI: https://doi.org/10.1016/j.conbuildmat.2020.120872

Q1, 7.6

28.    

“Laboratory evaluation of gap graded rubber modified warm mix asphalt”, Sai Kubair, Waim A. Ravindra, Sridhar Raju*, and Sham Ravindranath; IJPRT, 13, 558, 2020. DOI: https://doi.org/10.1007/s42947-020-0317-4

E-SCI

29.    

“Fundamental limitations of performance grade rutting and fatigue cracking criteria of bitumen”, Akanksha Pandey, Sumit K. Singh, Sridhar Raju, and Sham Ravindranath*; Indian Highways, Indian Road Congress, Number 3, March 2020.

IRC

30.    

“Effect of molecular structure and concentration of styrene-butadiene polymer on upper service temperature rheological properties of modified binders”, Yogesh Kumar, Sumit K. Singh, Deepa Oberoi, Praveen Kumar, Paritosh Mohanty, and Sham S. Ravindranath*; Construction and building material, 249, 118790, 2020.

DOI: https://doi.org/10.1016/j.conbuildmat.2020.118790

Q1, 7.6

31.    

“Effect of hollow glass microsphere on the morphology, rheology, and crystallinity of short bamboo fiber-reinforced hybrid polypropylene”, Rupam Gogoi, Nityanshu Kumar, Gaurav Manik*, and Sham Ravindranath; The Journal of the Minerals, Metals, and Materials Society, 71, 548-558, 2019. DOI: https://doi.org/10.1007/s11837-018-3268-3

Q2, 3.0

32.    

“Thermal degradation of SBS in bitumen during storage: Influence of temperature, SBS concentration, polymer type and base bitumen”, Sumit Kumar, Yogesh Kumar, and Sham Ravindranath*; Polymer Degradation and Stability, 147, 64, 2018.

DOI: https://doi.org/10.1016/j.polymdegradstab.2017.11.008

Q1, 5

33.    

“Shear banding in entangled polymers in the micron-scale gap: A confocal-rheoscopic study”, Pouyan Boukany, Shi-Qing Wang, Sham Ravindranath and L. James Lee*; Soft Matter, 11, 8058, 2015.

DOI: https://doi.org/10.1039/C5SM01429H

Q1, 4.0

34.    

“Letter to the editor: Cone Partitioned Plate (CPP) vs. Circular Couette”, Sham Ravindranath, Yang Wang, Shi-Qing Wang* et al.; J. of Rheology, 56, 675, 2012. https://doi.org/10.1122/1.4708515

Q1, 4.4

35.    

“How polymeric solvents control shear inhomogeneity in large deformations of entangled polymer mixtures”, Sham Ravindranath, Shi-Qing Wang* et al.; Rheo. Acta, 50, 97, 2011.

DOI: https://doi.org/10.1007/s00397-010-0507-0

Q2, 2.6

36.    

“Homogeneous shear, wall slip, and shear banding of entangled polymeric liquids in simple-shear rheometry: A roadmap of nonlinear rheology”, Shi-Qing Wang*, Sham Ravindranath, et al.; Macromolecules, 44, 183, 2011. DOI: https://doi.org/10.1021/ma101223q

Q1, 6.0

37.    

“Banding in simple steady shear of entangled polymer solutions”, Sham Ravindranath, Shi-Qing Wang* et al.; Macromolecules, 41, 2663, 2008. DOI: https://doi.org/10.1021/ma7027352

Q1, 6.0

38.    

“Steady-state measurements in the stress plateau region of entangled polymer solutions”, Sham Ravindranath and Shi-Qing Wang*; J. of Rheology, 52, 957, 2008. https://doi.org/10.1122/1.2936869

Q1, 4.4

39.    

“Universal scaling characteristics of stress overshoot in startup shear of entangled polymer solutions”, Sham Ravindranath and Shi-Qing Wang*; J. of Rheology, 52, 681, 2008. DOI: https://doi.org/10.1122/1.2899147

Q1, 4.4

40.    

“Large amplitude oscillatory shear behavior of entangled polymer solutions: Particle tracking velocimetry”, Sham Ravindranath and Shi-Qing Wang*; J. of Rheology, 52, 341, 2008. DOI: https://doi.org/10.1122/1.2833453

Q1, 4.4

41.    

“What are the origins of stress relaxation behaviors in step shear of entangled polymer solutions?”, Sham Ravindranath and Shi-Qing Wang*; Macromolecules, 40, 8031, 2007. DOI: https://doi.org/10.1021/ma071495g

Q1, 6.0

42.    

“New theoretical consideration in polymer rheology: Elastic breakup in chain entanglement network”, Shi-Qing Wang*, Sham Ravindranath, et al.; J. of Chemical Physics, 127, 064903, 2007.

DOI: https://doi.org/10.1063/1.2753156

Q1, 3.5

43.    

“Non-quiescent relaxation of entangled polymer liquids after step strain”, Shi-Qing Wang*, Sham Ravindranath, et al.; Physical Review Letters, 97, 187801, 2006. DOI: https://doi.org/10.1103/PhysRevLett.97.187801

Q1, 9.1

44.    

“Banding in entangled polymer fluid under oscillatory shearing”, Prashant Tapadia, Sham Ravindranath and Shi-Qing Wang*; Physical Review Letters, 96, 196001, 2006.

DOI: https://doi.org/10.1103/PhysRevLett.96.196001

Q1, 9.1

1.       

Impact of SBS structure on modified binder morphology during PAV aging, AM3P, Vienna, Austria, 2025.

2.       

The effect of basic oxygen furnace steel slag and recycled concrete aggregate on the mechanical properties of asphalt concrete, 4^th Transport Infrastructure and Systems, Rome, Italy, Sep. 2024.

3.       

Unravelling G*/Sinδ and G*.Sinδ criteria through phase angle analysis, 78^th RILEM, Toulouse, France,  August 2024.

4.       

Property erosion in reactive elastomeric terpolymer modified binders: Role of storage temperature and time, 78^th RILEM, Toulouse, France, August 2024.

5.       

Mandatory use of high vinyl content SBS polymers for bitumen modification and pavement construction, 78^th RILEM, Toulouse, France, August 2024.

6.       

Influence of SBS concentration on the properties of short-term aged SBS modified binder, ISAP, Montreal, Canada, 419-423, 2024.

7.       

Vital role of SBS molecular structure on the performance of laboratory-aged asphalt mixture, 6^th ICBMM, Barcelona, Spain, 2022

8.       

Evaluation of the performance of asphalt mixture prepared with different molecular structures of SBS co-polymer, CTRG, Tiruchirappalli, India, 2021.

9.       

Effect of storage temperature and storage duration on the performance of SBS modified bitumen and bituminous mixes, A.S.C.E, Kolkata, 2020.

10.   

Property erosion in SBS modified binders during storage, Australian Asphalt Pavement Association (AAPA), Sydney, Australia, 2019.

11.   

Effect of polymer type and concentration on the high-temperature rheological properties of SBS modified binders, Australian Asphalt Pavement Association (AAPA), Sydney, Australia, 2019.

12.   

Rheological analysis of PG rutting criterion in polymer-modified asphalt binders, Australian Asphalt Pavement Association (AAPA), Sydney, Australia, 2019.

13.   

Performance of reclaimed asphalt pavement (RAP) material in asphalt mixtures, Australian Asphalt Pavement Association (AAPA), Sydney, Australia, 2019.

Year 2021-2026:

 Presentations:

·   Analyzing the effect of additives on the rheological properties of SBS modified binders, 78^th RILEM, Toulouse, France, August 2024.

· Effect of the molecular structure of SBS polymer on the properties of modified asphalt binders: Linear vs. Branched SBS polymer, 82^nd Indian Road Conference, Dec 2023.

·   Comparing the performance of SBS and thermoplastics modified asphalt binders and asphalt mixes, 10^th European Asphalt Technology Association, Poland, June 2023.

 Invited Speaker:

·      Polymer Modified Bitumen: Ideal solution for long-lasting roads, 30^th PCD 06, BIS, March 2025.

·      Important quality aspects and PG grading in polymer-modified bitumen, Short-term course, IIT Roorkee, April 2024.

·      Comprehensive overview on SBS modified bitumen, National Highway Authority of India (NHAI), Dec 2023.

·      Polymer-modified bitumen: An ideal solution for long-lasting roads, Dec 2023 (CIPET: Ahmedabad, Birla Vishwakarma Mahavidyalaya: Anand, Gujarat, and L.D. College of Engineering: Ahmedabad).

·      SBS modified bitumen: Important quality aspects, GR Infra, Nov. 2023.

·      Applications of polymers in highway construction, Quality and sustainability meet, Adani construction, Nov. 2023.

·      SBS modified bitumen: Ideal solution for long-lasting pavements, Adani construction, Sept. 2023.

·      Fundamentals of MSCR-based specifications”, DEFP-3 workshop, IIT Roorkee, Oct 2023.

·      Brainstorming session on “Development of Performance Grade (PG) Bituminous Binder Classification for India”, CRRI Delhi, June 2023.

 Book Chapter:

    PG grading of bitumen using capillary and Brookfield viscometers, Lecture Notes in Civil Engineering, Vol. 218, Chapter 26, 2022, and 5^th CTRG, India.

Technical Reports:

·   Comments on IS 73_2013, Submitted to PCD6: BIS on 8^th Feb 2024

·   Comments on IS 15462_2019, Submitted to PCD6: BIS on 8^th Feb 2024

·   An alternate test method to determine the viscosity of PMBs at 150 °C using DSR, Submitted to PCD6: BIS on 17^th June 2025

Conference Abstracts:

4^th International Congress on Materials and Structural Stability, RILEM Spring Convention, Rabat, Morocco, March 2023

·    Comprehensive evaluation of the effect of molecular structure and concentration of SBS polymers on the modified binder in different field conditions,

·    Significance of frequency in rheological analysis of crumb rubber-modified bitumen.

·    Four fundamental limitations of performance grading.

Year 2020:

Transportation Research Group (TRG), Bhopal, India, 2020

·      Determination of PG upper limiting temperature using capillary and Brookfield viscometers.

·      Property deterioration in SBS-modified bitumen during storage at elevated temperatures.

 Key Note/Workshop

·      AICTE sponsored an online workshop on “Emerging Technologies in Transportation Engineering for Sustainable Development” at VBIT Hyderabad.

·      Regional Workshop on “Quality Control, New Materials, and Techniques in Road Sector, IIT Roorkee.

Invited Speaker

·      BITS-Pilani, Hyderabad Campus, Dept. of Civil Engineering

·      Anton Paar’s Webinar on “Oscillatory Shear of Polymer Modified Bitumen”.

·      Anton Paar’s Webinar on “Application of Rheology in Bitumen and its Modification”.

Year 2006-2010

American Physical Society (APS)

1. Characterize cohesive failure in simple shear of entangled polymer solutions on micron scales, 2010.

2. An emerging theoretical picture of yielding for entangled polymeric liquids undergoing sudden deformation and flow, 2009.

3. How do entangled polymer liquids flow? 2009.

4. Opening the pandora’s box to understand the flow behavior of polymeric fluids, 2007.

5. Nucleation and growth of chain disentanglement in large amplitude oscillatory shear, 2006.

6. Opening the black-box of entangled polymers in flow: A first time-resolved velocity profile determination upon step shear, 2006.

Society of Rheology (SOR)

7.   Stress overshoot scaling in startup shear of entangled polymers, 2008.

8.     Achieving steady-state in the stress plateau region of entangled polymer solutions, 2007.

9.     Probing the origin of nonlinear velocity profiles in shear flow of entangled polymers, 2006. 

10.  Nonlinear behavior in oscillatory shear of entangled polymers, 2006.

Other Conferences:

·       How can entangled polymers flow homogeneously? The American Chemical Society, 2009.

·       How can polymer rheology be helpful in guiding processing? 67^th Annual Technical Conference of the Society of Plastics Engineers, 2009.

·     Elastic yielding in entangled polymeric liquids: Exploring the origin of flow inhomogeneity, AIP Conference, 2008.

·       Opening the pandora’s box to find elastic breakup as the origin of various nonlinear flow behavior of entangled polymers, Society of Plastics Engineers Annual Technical Conference: Plastics encounter at ANTEC 2007.

·       Opening up the black box of polymer rheology: Is this a meaningful breakthrough? 4^th East-Asian Polymer Conference, 2006.

·         Posters

1.      Influence of SBS concentration on the properties of short-term aged SBS modified binder, ISAP, Montreal, Canada, June 2024.

2.      Limitation of rutting criterion (G*/sinδ) in quantifying property erosion in polymer-modified binders during storage at elevated temperatures, Transportation Research Board (TRB), USA, 2019

3.    Fatigue behavior of reclaimed asphalt pavement SMA mixtures, TRB, USA 2019.

4.      Rheological evaluation of performance grading criteria of bitumen, COMPFLU 2016, Pune.

5.      A study of property erosion in polymer-modified bitumen during storage, COMPFLU 2016, Pune.

6.      Is there elastic yielding in the absence of edge effects? 2008.

7.      Universal scaling in startup shear of monodisperse entangled polymer solutions, SOR 2007.

8.      Identifying origins of stress relaxation in step strained entangled polymer solutions, SOR 2007.

9.   Probing the crystallization behavior of LLDPE under shear, Macro 2004.