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Nachiketa Rai
Associate Professor
n.rai[at]es.iitr.ac.in
+91-1332-28-572
Research Interests

Biosketch
Educational Details
Professional Background

Research
Projects
Publications
Patents
Books
Collaborations

Honours and Awards
Honors
Memberships

Teaching Engagements
Teaching Engagements

Students
Supervisions
Associate Scholars

Miscellaneous
Events
Visits
Administrative Positions
Miscellaneous
Research Interests
Planetary Science, Geochemistry, High Pressure – High Temperature experiments, Planetary Volatiles, Mineral Physics, Aqueous & Low-T Geochemistry and Isotopes
BioSketch
Educational Details
University of Bristol, United Kingdom
2009
PhD, Earth Sciences
University of Allahabad, India
2003
MSc, Applied Geology
Professional Background
Associate Professor
10 Oct 2023 - Present
Department of Earth Sciences, IIT Roorkee, India
Assistant Professor
01 Oct 2016 - 09 Oct 2023
Department of Earth Sciences, IIT Roorkee, India
Leverhulmne Fellow (PDRA)
01 Dec 2013 - 30 Sep 2016
UCL-Birkbeck Centre for Planetary Sciences, & Dept. of Earth Sciences Natural History Museum, London
Postdoctoral Research Associate
01 Apr 2009 - 01 Dec 2013
Department of Earth Sciences, VU University, Netherlands
Visiting Researcher
01 Sep 2007 - 01 Dec 2007
Department of Earth Sciences, Tokyo Institute of Technology, Japan
Research
Books

van Westrenen, W., Rai, N., Perrillat, J.P., Sanloup, C., Petitgirard, S., Mezour, M., van Kan Parker, M. (2017). Experimental determination of the high-pressure, high-temperature density and viscosity of silicate melts. Mesures en conditions extrêmes, 101

Publications

 

1. Rai, N., Downes, H., Smith, C. (2020). Ureilite meteorites provide a new model of early planetesimal formation and destruction. Geochemical Perspectives Letters.14, 20–25.

2. Rai N, Perrillat J-P, Mezouar M., Petitgirard S, Colin A, van Westrenen W. (2019) In-situ viscometry of lunar magmas at high pressure and high temperature. Frontiers in Earth Science 7, 94.

3. Behera, A.K., Chakrapani, G.J., Kumar, S., Rai,N. (2019). Identification of seawater intrusion signatures through geochemical evolution of groundwater: a case study based on coastal region of the Mahanadi delta, Bay of Bengal, India. Natural Hazards 97 (3), 1209-1230.

4. Knibbe, J.S.,  Luginbühl, S.M., Stoevelaar, R., van der Plas, W.,  van Harlingen, D.M., Rai, N., Steenstra, E.S.,  van de Geer, R., van Westrenen, W. (2018). Calibration of a multi-anvil high-pressure apparatus to simulate planetary interior conditions. EPJ Techniques and Instrumentation 5 (1), 5. https://doi.org/10.1140/epjti/s40485-018-0047-z

5. Maurya, A.S., Rai, S.P., Joshi, N., Dutt, K.S., Rai, N. (2018) Snowmelt runoff and groundwater discharge in Himalayan rivers: a case study of the Satluj River, NW India. Environmental Earth Sciences 77 (694)

6. Steenstra, E. S., Lin, Y., Dankers, D., Rai, N., Berndt, J., Matveev, S., & van Westrenen, W. (2017). The lunar core can be a major reservoir for volatile elements S, Se, Te and Sb. Scientific Reports (Nature), 7, 14552.

7. Steenstra, E.S., Sitabi, A.B., Lin, Y.H., Rai, N., Knibbe, J.S., Berndt, J., Matveev, S., van Westrenen, W. (2017). The effect of melt composition on metal-silicate partitioning of siderophile elements and constraints on core formation in the angrite parent body. Geochimica et Cosmochimica Acta, 212, 62-83.

8.  Steenstra, E.S., Lin, Y.H., Rai, N., Jansen, M., van Westrenen, W. (2017) Carbon as the dominant light element in the lunar core. American Mineralogist 102 (1), 92-97.

9. Steenstra E, Kinbbe, J, Rai N and van Westrenen, W. (2016) Core formation in Vesta: constraints from metal-silicate partitioning of siderophile elements. Geochim Cosmochim AC, 177, 48-61.

10. Steenstra E, Rai N and van Westrenen, W. (2016) New geochemical models of core formation in the Moon from metal–silicate partitioning of 15 siderophile elements. Earth and Planetary Science Letters, 441, 1-9.

11. Rai N and van Westrenen, W. (2014) Constraints on the formation of a lunar core from the metal‐silicate partitioning of siderophile elements. Earth and Planetary Science Letters, 388, 343-352.

12. Rai N, Ghosh, S., Walle, M., van Westrenen, W (2013) Quantifying the effect of solid phase composition and structure on solid-liquid partitioning of siderophile and chalcophile elements in the iron-sulfur system. Chemical Geology, 357, 85-94.

13. Rai N and van Westrenen, W (2013) Core-mantle differentiation in Mars. Journal of Geophysical Research: Planets, 118, 1195–1203 DOI: 10.1002/jgre.20093.  

14. Sanloup C, Drewitt J, Dalladay-Simpson P, Morton D, Rai N, van Westrenen W, Konopkova Z & Morgenroth W (2013) Structural Change in Molten Basalt at Deep Mantle P-T Conditions. Nature, 503, No. 7474, 07.11.2013, p. 104-107.

15. van Kan Parker M, Sanloup C, Sator N, Guilot B, Tronche EJ, Perrillat J‐P, Mezouar M, Rai N, van Westrenen W (2012) Neutral buoyancy of titanium‐rich melts in the deep lunar interior. Nature Geoscience doi:10.1038/ngeo1402.

16. van Kan Parker M, Sanloup C, Tronche EJ, Perrillat J‐P, Mezouar M, Rai N, van Westrenen W (2010) Calibration of a diamond capsule cell assembly for in situ determination of liquid properties in the Paris‐Edinburgh press. High Pressure Research 30, 332‐341.

17. Rai N, Walter M.J. and Hawkesworth C.J. (2007) Metal silicate partitioning of Ge, Mo, Ga and P: Constraints on core formation, Geochimica et Cosmochimica Acta, 71 (15), A817

18. Rai N, Walter M.J. and Hawkesworth C.J. (2006) Effect of silicate melt composition and fO2 on metal ‐ silicate partitioning of Si, Nb, Ta and V, Geochimica et Cosmochimica Acta, Volume 70, Issue 18, 1, A514.

 

Honors And Awards
MemberShips
Geochemical Society
31 Aug 2020 - Present
Member
Mineralogical Society
31 Aug 2020 - Present
Member
American Geophysical Union
31 Aug 2020 - Present
Member
Meteoritical Society
31 Aug 2020 - Present
Member
Teaching Engagements
Teaching Engagements
Applied Geochemistry ( ESN-346 )
Spring
Experimental and Analytical Techniques Applied in Geosciences ( ESN-904 )
Spring
Planetary Geosciences ( IES-04 )
Autumn
Geochemistry ( ESN-512 )
Autumn
Crystallography and Mineralogy ( ESN-511 )
Autumn
Crystallography and Mineralogy ( ESN-104 )
Spring
Field Work-I ( ESN-222 )
Autumn
Students
Associate Scholars
Ms. Pipasa Layak
Planetary Sciences, and Cosmochemistry
Mr. Mohd Usman Khan
Geochemistry
Manveer
IIT Roorkee
Planetary Science
Ms. Akhtar Jahan
IIT Roorkee
Isotope Geochemistry
Mr. Tanveer Ali Dar
IIT Roorkee
Aqueous Geochemistry and Isotopes
Mr. Adarsh Tripathi
IIT Roorkee
HPHT Experimental Geosciences
Ms. Kalpana Verma
IIT Roorkee
Geochemistry
Miscellaneous
Administrative Positions
OC Geochemistry Laboratory
01 Jan 2017 - Present
IIT Roorkee
Faculty in-charge, ICPMS Analytical facility, Institute Instrumentation Centre in IIT Roorkee
03 Mar 2020 - Present
IIT Roorkee
Chief Warden, Govind Bhawan
07 Jul 2020 - 30 Jun 2021
IIT Roorkee
Co-cordinator, XRF & EPMA analytical facilities, Institute Instrumentation Centre
03 Mar 2020 - Present
IIT Roorkee
Member, DAPC, Earth Sciences
15 May 2019 - Present
IIT Roorkee
OC Store
01 Jan 2018 - Present
IIT Roorkee
Faculty in-charge, XRF facility, Institute Instrumentation Centre
01 Jan 2017 - 03 Mar 2020
IIT Roorkee
Warden, Govind Bhawan
01 Jan 2017 - 07 Jul 2020
IIT Roorkee
Member, DRC, Earth Sciences
01 Jan 2017 - 15 May 2019
IIT Roorkee
Convener, Faculty Search Committee
01 Jul 2017 - 30 Jun 2019
IIT Roorkee