Publications

List of Publications

2025 

1.  S. Kesari, A. B. Garg, N. P. Salke, R. Rao, “Giant Negative Linear Compressibility in Orthorhombic Copper Cyanide”, Phys. Rev. Lett. 134, 084101 (2025)

2. A. H. Manayil Marathamkottil, K. Wang, N. P. Salke, M. Ahart, A. C. Mark, R. Hrubiak, S. Chariton, D. Smith, V. B. Prakapenka, M. Somayazulu, N. Velisavljevic, R. J. Hemley, “X-ray Diffraction and Electrical Transport Imaging of Superconducting Superhydride (La,Y)H10” arXiv:2507.18831 (2025)

3. L. Deng, B. Wang, C. Halbert, D. J. Schulze, M. Gooch, T. Bontke, T.-W. Kuo, X. Shi, S. Song, N. Salke, H.-D. Yang, Z. Ren, R. J. Hemley, E. Zurek, R. P. Prasankumar, C.-W. Chu, “Creation, stabilization, and investigation at ambient pressure of pressure-induced superconductivity in Bi0.5Sb1.5Te3”, Proc. Natl. Acad. Sci. 122, e2423102122 (2025)

2024

4. Z. L. Whipple, R. R. Ripani, J. Brahmbhatt, M. Ahart, N. P. Salke, Y. Meng, Z. Liu, S. Chariton, S. A Gramsch, S. Chaudhuri, E. Parisi, R. Centore, R. J. Hemley, Structure, Bonding, and Vibrational Dynamics of a Triamine High Energy Density Material under Pressure, J. Phys. Chem. C 128, 16110 (2024)

5. R. A. Susilo, C. I. Kwon, Y. Lee, N. P. Salke, C. De, J. Seo, B. Kang, R. J. Hemley, D. Kim, K. Kim, S.-W. Cheong, H. W. Yeom, K. H. Kim, and J. S. Kim, "High-temperature concomitant metal-insulator and spin-reorientation transitions in a compressed nodal-line ferrimagnet Mn3Si2Te6" Nat. Comm. 15, 3998 (2024)

6. Li. Deng, M. Gooch, H. Liu, N. P. Salke, T. Bontke, S. Shao, J. You, D. J. Schulze, R. Kumar, J.-X. Ying, Y. Shi, R.J. Hemley, Y. Feng, G. Chang, Q. Si, C.-W. Chu, “Effect of Fermi surface topology change on the Kagome superconductor CeRu2 under pressure”, Mater Today Phys. 40, 101322 (2024)

2023

7.  N. P. Salke, A. C. Mark, M. Ahart, and R. J. Hemley, “Evidence for Near Ambient Superconductivity in the Lu-N-H System”, arXiv:2306.06301 (2023)

8.  H. Pasan, E. Snider, S. Munasinghe, S. E. Dissanayake, N. P. Salke, M. Ahart, N. Khalvashi-Sutter, N. Dasenbrock-Gammon, R. McBride, G. A. Smith, F. Mostafaeipour, D. Smith, S. Villa Cortés, Y. Xiao, C. Kenney-Benson, C. Park, V. Prakapenka, S. Chariton, K. V. Lawler, M. Somayazulu, Z. Liu, R. J. Hemley, A. Salamat and R. P Dias, "Observation of conventional near room temperature superconductivity in carbonaceous sulfur hydride", arXiv:2302.08622 (2023)

2022

9.  C. Yang, Y. Zhang, N. P. Salke, Y. Bi, A. Alatas, A. H. Said, J. Hong and J.-F. Lin, “Kohn anomaly and elastic softening in body-centered cubic molybdenum at high pressure”, Phys. Rev. B 105, 094105 (2022)

10.  Y. Zhang, K. Luo, M. Hou, P. Driscoll, N. P. Salke, J. Minar, V. B. Prakapenka, E. Greenberg, R. J. Hemley, R. E. Cohen, and J. F. Lin, "Thermal conductivity of Fe-Si alloys and thermal stratification in Earth’s core" Proc. Natl. Acad. Sci. 119, e2119001119 (2022)

2021

11. N. P. Salke, K. Xia, S. Fu, Y. Zhang, E. Greenberg, V. B. Prakapenka, J. Liu, J. Sun and J.-F. Lin, “Tungsten hexanitride with single-bonded armchair-like hexazine structure at high pressure”, Phys. Rev. Lett. 126, 065702 (2021)

12. Y. Zhang, M. Hou, P. Driscoll, N. P. Salke, J. Liu, E. Greenberg, V. B. Prakapenka, J.-F. Lin, “Transport properties of Fe-Ni-Si alloys at Earth's core conditions: Insight into the viability of thermal and compositional convection”, Earth Planet. Sci. Lett. 553, 116614 (2021)

13. A. Lamichhane, R. Kumar, M. Ahart, N. P. Salke, N. Dasenbrock-Gammon, E. Snider, Y. Meng, B. Lavina, S. Chariton, V. B. Prakapenka, M. Somayazulu, R. P. Dias, R. J. Hemley, “X-ray Diffraction and Equation of State of the C-S-H Room-Temperature Superconductor”, J. Chem. Phys. 155, 114703 (2021)

14. 14.   Y. Zhuang, X. Su, N. P. Salke, Z. Cui, Q. Hu, D. Zhang, J. Liu, “The effect of nitrogen on the compressibility and conductivity of iron at high pressure”, Geosci. Front. 12, 983-989 (2021)

15. X. Su, C. Zhao, C. Lv, Y. Zhuang, N. Salke, L. Xu, H. Tang, H. Gou, X. Yu, Q. Sun, J. Liu, “The effect of iron on the sound velocities of δ-AlOOH up to 135​ GPa”, Geosci. Front. 12, 937-946 (2021)

2020

16. N. P. Salke, M. M. D. Esfahani, N. Yedukondalu, Y. Zhang, I. A. Kruglov, J. Zhou, E. Greenberg, V. B. Prakapenka, J. Liu, A. R. Oganov, and J.-F. Lin, “Prediction and Synthesis of Dysprosium Hydride Phases at High Pressure”, Inorg. Chem. 59, 5303 (2020)

17. Y. Zhang, Y. Tan, H. Y. Geng, N. P. Salke, Z. Gao, J. Li, T. Sekine, Q. Wang, E. Greenberg, V. B. Prakapenka and J. -F. Lin, “Melting curve of vanadium up to 256 GPa: Consistency between experiments and theory”, Phys. Rev. B 102, 214104 (2020)

2019

18. N. P. Salke, M. M. D. Esfahani, Y. Zhang, I. A. Kruglov, J. Zhou, Y Wang, E Greenberg, V. B, Prakapenka, J. Liu, A. R. Oganov and J. -F. Lin, “Synthesis of clathrate cerium superhydride CeH9 at 80-100 GPa with atomic hydrogen sublattice”, Nat. Commun. 10, 4453 (2019)

19. Y. Zhang, C. Yang, A. Alatas, A. H. Said, N. P. Salke, J. Hong, & J.-F. Lin, “Pressure effect on Kohn anomaly and electronic topological transition in single-crystal tantalum”, Phys. Rev. B 100, 075145 (2019)

20. Y. Lu, Z. Wei, N. P. Salke, L. Yu and H. Yan, “Enhanced electron transport in rutile TiO2 nanowires via H2S-assisted incorporation of dissolved silicon for solar-driven water splitting”, Appl. Catal. B: Environ. 244, 767 (2019)

2018

21. N. P. Salke, R. Rao, S. N. Achary, C. Nayak, A. Garg, P. S. R. Krishna, A. B. Shinde, S. N. Jha, D. Bhattacharyya, Jagannath and A. K. Tyagi, “High Pressure Phases and Amorphization of a Negative Thermal Expansion Compound TaVO5”, Inorg. Chem. 57, 6973-6980 (2018)

22. J.-S. Kim, R. Juneja, N. P. Salke, W. Palosz, V. Swaminathan, A. K. Singh, S. Trivedi, D. Akinwande, and J.-F. Lin, “Structural and Electronic Topological Transitions of Bi1.5Sb0.5Te1.8Se1.2 under Hydrostatic Pressure”, J. App. Phys. 123, 115903 (2018)

2016

23. S. Kesari, N. P. Salke, S. J. Patwe, S. N. Achary, A. K. Sinha, P. U. Sastry, A. K. Tyagi and R. Rao, “Structural Stability and Anharmonicity of Pr2Ti2O7: Raman Spectroscopic and XRD Studies”, Inorg. Chem. 55, 11791 (2016)

24. M. Jafar, S. N. Achary, N. P. Salke, A. K. Sahu, R. Rao and A.K. Tyagi, “X-ray diffraction and Raman spectroscopic investigations on CaZrTi2O7-Y2Ti2O7 system: Delineation of phase fields consisting of potential ceramic host materials”, J. Nucl. Mater. 475, 192 (2016)

2015

25. N. P. Salke, K. Kamali, T. R. Ravindran, G. Balakrishnan and R. Rao, “Raman spectroscopic studies of CuFeO2 at high pressures”, Vib. Spectrosc. 81, 112 (2015)

26. N. P. Salke, M. K. Gupta, R. Rao, R. Mittal, J. Deng and X. Xing, “Raman and ab initio investigation of negative thermal expansion material TaVO5: Insights into phase stability and anharmonicity”, J. App. Phys. 117, 235902 (2015)

27. K. K. Mishra, S. Chandra, N. P. Salke, S. N. Achary, A. K. Tyagi and R. Rao, “Soft modes and anharmonicity in H3[Co(CN)6]: Raman spectroscopy and first-principles calculations”, Phys. Rev. B 92, 134112 (2015).

28. S. J. Patwe, V. Katari, N. P. Salke, S. K. Deshpande, R. Rao, M. K. Gupta, R. Mittal, S. N. Achary and A. K. Tyagi, “Structure and electrical properties of layered perovskite type Pr2Ti2O7: Experimental and theoretical investigations”, J. Mater. Chem. C 3, 4570 (2015)

2014

29. N. P. Salke, A. B. Garg, R. Rao, S. N. Achary, M. K. Gupta, R. Mittal and A. K. Tyagi, “Phase transitions in delafossite CuLaO2 at high pressures”, J. App. Phys. 115, 133507 (2014)

30. R. Rao, R. K. Bhagat, N. P. Salke and A. Kumar, “Raman spectroscopic investigation of Thorium Dioxide–Uranium Dioxide (ThO2–UO2) Fuel Materials”, App. Spectr. 68(1), 44 (2014)

31. T. Basak, M. N. Rao, S. L. Chaplot, N. Salke, R. Rao, R. Dhanasekaran, A. K. Rajarajan, S. Rols, R. Mittal, V. B. Jayakrishnan and P. U. Sastry, “Vibrational properties and phonon anharmonicity in ZnS1-xSex: Inelastic neutron scattering, Raman scattering, X-ray diffraction measurements and Lattice dynamical studies”, Physica B 433, 149 (2014)

2013

32. R. Rao, N. P. Salke and A. B. Garg, “Raman spectroscopic study of phase stability and anharmonicity in Bi12TiO20”, Mater. Chem. Phys. 139, 640 (2013)

List of Conference Proceedings

1.  K. K. Mishra, N. P. Salke, S. N. Achary, A. K. Tyagi and R. Rao, “Raman spectroscopic investigation of H3[Co(CN)6]: An anharmonicity study”, AIP Conf. Proc., 1731, 090009 (2016)

2.  S. Kesari, N. P. Salke and R. Rao, “Raman spectroscopic investigation of CuGaTe2 at high pressures”, AIP Conf. Proc., 1731, 030012 (2016)

3. N. P. Salke, S. Kesari, S. J. Patwe, A. K. Tyagi and R. Rao, “Raman spectroscopic studies of Pr2Ti2O7 at high pressures”, AIP Conf. Proc., 1665, 030011 (2015)

4. K. K. Mishra, N. Salke, S. N. Achary, A. K. Tyagi and R. Rao, “High pressure Raman spectroscopic study of H3Co(CN)6”, AIP Conf. Proc., 1591, 125 (2014)

5. N. P. Salke, R. Rao, J. Deng and X. Xing, “Raman spectroscopic studies on TaVO5”, AIP Conf. Proc., 1512, 106 (2013)

6. N. P. Salke, R. Rao, S. N. Achary and A. K. Tyagi, “Raman spectroscopic investigations on delafossite CuLaO2 at high pressures”, J. Phys.: Conf. Ser., 377, 012020 (2012)

7. N. P. Salke and R. Rao, “Anharmonicity of Raman modes of Bi12SiO20”, AIP Conf. Proc., 1447, 813 (2012)

Scientific Presentations at Conferences/Symposium

1. N. Salke, A. Mark, M. Ahart, R. Hemley, “Electrical Resistance and Magnetic Susceptibility Evidence for Near Ambient Superconductivity in Nitrogen-Doped Lutetium Hydride”, APS March-2024, Meeting, Minneapolis, USA (2024)

2.  Mark, N. Salke, M. Ahart, R. Hemley, “Phase Sensitive Detection Applied to Superconducting Transport Measurements” APS March-2024, Meeting, Minneapolis, USA (2024)

3. C. Halbert, N. Salke, L. Deng, S. Song, X. Shi, Z. Ren, C.-W. Chu, R. Hemley, “High-Pressure Structure, Equation of State, and superconductivity of Bi0. 5Sb1. 5Te3: Observation of a Novel Bi-Sb-Te Alloy”, APS March-2024, Meeting, Minneapolis, USA (2024)

4. N. P. Salke, A. C. Mark, M. Ahart, and R. J. Hemley, “New Evidence of Near Ambient Superconductivity”, ACS Northeast Regional Meeting 2023, Boston, MA, USA (2023)

5. N. Salke, I. Kruglov, D. Semenok, J. Zhou, E. Greenberg, V. Prakapenka, J. Liu, A. Oganov, J.-F. Lin, R. Hemley, "Synthesis and superconducting properties of praseodymium superhydride", APS March-2023, Meeting, Las Vegas, USA (2023)

6. A. Haseeb M. Marathamkottil, N. Salke, M. Ahart, Y. Meng, M. Somayazulu, R. Hemley, "New ternary lanthanum superhydrides under pressure", APS March-2023, Meeting, Las Vegas, USA (2023)

7. C. W. Chu, L. Deng, M. Gooch, H. Liu, T.r Bontke, S.n Shao, N. Salke, D., J. You, R. Kumar, Y.-P. Feng, G. Chang, J.-X. Yin, Y. Shi, R. Hemley, Q. Si, "A pressure-induced electronic transition in the kagome magnetic superconductor CeRu2", APS March-2023, Meeting, Las Vegas, USA (2023)

8. N. P. Salke, Abdul Haseeb M. M., M. Ahart, Y. Meng, M. Somayazulu, S. Budko, P. Canfield and R. J. Hemley “High-pressure studies of neodymium-doped lanthanum superhydrides” APS March-2022, Meeting, Chicago, USA (2022) (Oral presentation)

9. Abdul Haseeb M. M., N. P. Salke, M. Aihaiti, R. Kumar, Y. Meng, M. Somayazulu, S. Chariton, V. Prakapenka and R. J. Hemley, “High-pressure studies of lanthanum-yttrium ternary superhydrides”, APS March-2022, Meeting, Chicago, USA (2022)

10. K. K. Mishra, N. P. Salke, G. Howieson, R. J. Hemley, F. Morrison and R. Katiyar, “High-pressure studies on topological geometric ferroelectric LaTaO4”, APS March-2022, Meeting, Chicago, USA (2022)

11. R. Susilo, Y. Lee, N. P. Salke, C. DE, J. Seo, R. J. Hemley, S.-W. Cheong, D. Kim, K. Kim, Kee Kim, J. S. Kim and D. Smith, “Pressure-induced Tc enhancement and insulator-metal transition in a nodal-line ferrimagnet Mn3Si2Te6”, APS March-2022, Meeting, Chicago, USA (2022)

12. Y. Zhang, K.i Luo, M.g Hou, P. Driscoll, N. P. Salke, J. Minar, V. Prakapenka, E. Greenberg, R. Cohen, J.-F. Lin, "Thermal stratification of Earths outer core influenced by light elements", AGU Fall Meeting, New Orleans, USA (2021)

13. N. P. Salke, M. M. D. Esfahani, Y. Zhang, I. A. Kruglov, J. Zhou, Y Wang, E Greenberg, V. B, Prakapenka,  A. R. Oganov and J. -F. Lin, “Synthesis of cerium superhydride with 3-dimensional atomic hydrogen sublattice”, APS March Meeting, Boston, USA (2019) (Oral presentation)

14. Y. Zhang, M. Hou, P. Driscoll, N. Salke, J.-F. Lin, "Electrical and thermal conductivity of Fe alloys at Earth's core conditions and the evolution of the geodynamo", AGU Fall Meeting, SAN Franscico, USA (2019)

15. N. P. Salke, J.-F. Lin, “Synthesis of rare earth superhydrides at high pressure and high temperature”, The 20th China High Pressure Conference & the 2nd China-Korea (HYU) High Pressure Symposium, Changchun, China (2018) (Oral presentation)

16. J. Kim, R. Juneja, N. Salke, W. Palosz, V. Swaminathan, S. Trivedi, A. Singh, D. Akinwande, J.-F. Lin, "Pressure-Induced Structural and Electronic Topological Transitions in Bi1.5Sb0.5Te1.8Se1.2 Alloy", APS March 2018 Meeting, Los Angeles, USA (2018)

17. N. P. Salke, J.-S. Kim, R. Juneja, V. Swaminathan, A. K. Singh, D. Akinwande and J.-F. Lin, “Pressure-Induced Structural Phase Transitions in Topological Superconductor (Pb0.5Sn0.5)0.75In0.25Te”, 26th International Conference on High Pressure Science and Technology (AIRAPT), Beijing, China, (2017) (Oral presentation)

18. K. K. Mishra, N. P. Salke, S. N. Achary, A. K. Tyagi and R. Rao, “Raman spectroscopic investigation of H3[Co(CN)6]: An anharmonicity study”, 60th DAE Solid State Physics Symposium, Noida, India (2015) (Poster Presentation)

19. S. Kesari, N. P. Salke, R. Rao, "Raman spectroscopic investigation of CuGaTe2 at high pressures", 60th DAE Solid State Physics Symposium, Noida, India (2015)

20. N. P. Salke, R. Rao, S. J. Patwe and A. K. Tyagi, “Mode coupling in Ni3V2O8: A high pressure Raman spectroscopic study”, XXIV International Conference on Raman Spectroscopy (ICORS), Jena, Germany (2014) (Oral presentation)

21. N. P. Salke, R. Rao, S. N. Achary and A. K. Tyagi, “Raman spectroscopic studies of phase transition in NbVO5”, XXIV International Conference on Raman Spectroscopy (ICORS), Jena, Germany (2014) (Poster Presentation)

22. N. P. Salke, K. Kamali, T. R. Ravindran, G. Balakrishnan and R. Rao, “Raman Spectroscopic Studies of CuFeO2 at High Pressures”, 59th DAE Solid State Physics Symposium, Vellore, India (2014) (Poster Presentation)

23. K. K. Mishra, N. Salke, S. N. Achary, A. K. Tyagi and R. Rao, “High pressure Raman spectroscopic study of H3Co(CN)6”, 58th DAE Solid State Physics Symposium, Patiala, India (2013) (Poster Presentation)

24. N. P. Salke, A. Das, R. Rao, P. U. Sastry, S. N. Achary and A. K. Tyagi, “Raman Spectroscopic and X-Ray Diffraction Studies of Phase Transition in NbVO5”, 58th DAE Solid State Physics Symposium, Patiala, India (2013) (Poster Presentation)

25. N. Salke, R. Rao, J. Deng and X. Xing, “Raman spectroscopic studies on TaVO5 at high pressures”, 23rd International Conference on Raman Spectroscopy (ICORS), Bangalore, India (2012) (Poster Presentation)

26. N. P. Salke, R. Rao, J. Deng and X. Xing, “Raman spectroscopic studies on TaVO5”, 57th DAE Solid State Physics Symposium, Mumbai, India (2012) (Poster Presentation)

27. N. P. Salke and R. Rao, “Anharmonicity of Raman modes of Bi12SiO20”, 56th DAE Solid State Physics Symposium, Kattankulthur, India (2011) (Poster Presentation)