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Recent Publications Heading link

Geballe, Z. M., M. Somayazulu, N. Armanet, A. K. Mishra, M. Ahart, and R. J. Hemley, High pressure synthesis and thermodynamic stability of PdH1± to 8 GPa, Phys. Rev. B, 103, 024515 (2021).
Wang, H., Y. Yao, F. Peng, H. Liu, and R. J. Hemley, Quantum and classical proton diffusion in superconducting clathrate hydrides, Phys. Rev. Lett., 126, 117002 (2021).
Bi, T., A. Shamp, T. Terpstra, R. J. Hemley, and E. Zurek, The Li-F-H ternary system at high pressures, arXiv:2012.15336, J. Chem. Phys., 154, 124709 (2021).
Grockowiak, A. D., M. Ahart, T. Helm, W. A. Coniglio, R. Kumar, M. Somayazulu, Y. Meng, M. Oliff, V. Williams, N. W. Ashcroft, R. J. Hemley, and S. W. Tozer, Possible hot hydride superconductivity above 550 K, arXiv:2006.03004.
P.-W. Guan, R. J. Hemley, and V. Viswanathan, Combining pressure and electrochemistry to synthesize superhydrides. arXiv:2007.15613.
Ge, Y., F Zhang, and R. J. Hemley, Room-temperature superconductivity in boron-nitrogen doped lanthanum superhydride, arXiv: 2012.13398.
Lim, J., A. C. Hire, Y. Quan, J. Kim, L. Fanfarillo, S. R. Xie, R. S. Kumar, C. Park, R. J. Hemley, Y. K. Vohra, R. G. Hennig, P. J. Hirschfeld, G. R. Stewart, and J. J. Hamlin, High pressure study of low-Z superconductor Be22Re, arXiv:2104.01094.
Liang, X., A. Bergara, X. Wei, L. Wang, R. Sun, H. Liu, R. J. Hemley, L. Wang, G. Gao, and Y. Tian, Prediction of high-Tc superconductivity in ternary lanthanum borohydrides, Nature Commun., submitted.
Hemley, R. J., Towards hot superconductivity, J. Phys.: Condens. Matter, submitted.

Publications Heading link

Borgschulte, A., J. Terreni, E. Billeter, L. Daemen, Y. Cheng, A. Pandey, Z. Łodziana, R. J. Hemley, and A. J.Ramirez-Cuesta, Inelastic neutron scattering evidence for anomalous H-H distances in metal hydrides, Proc. Natl. Acad. Sci. 117, 4021-4026 (2020).
Huang, P.; Liu, H.; Lv, J.; Li, Q.; Long, C.; Wang, Y.; Chen, C.; Hemley, R. J.; Ma, Y. Stability of H3O at Extreme Conditions and Implications for the Magnetic Fields of Uranus and Neptune. Proceedings of the National Academy of Sciences 2020.
Cui, W., T. Bi, J. Shi, Y. Li, H. Liu, E. Zurek, and R. J. Hemley, New route to high-Tc superconductivity via CH4intercalated H3S hydride perovskites, Phys. Rev. B. 101, 134504 (2020).
Anzolini, C., K. Marquardt, V. Stagno, L. Bindi, D. J. Frost, D. G. Pearson, J. W. Harris, R. J. Hemley, and F. Nestola, Evidence for complex iron oxides in the deep mantle from FeNi(Cu) inclusions in superdeep diamond, Proc. Natl. Acad. Sci. 117, 21088–21094 (2020).
Hendrickson, A. T., K. W. Hemawan, M. G. Coco Jr., S. C. Aro, S. A. McDaniel, P. J. Sazio, G. Cook, J. V. Badding, and R. J. Hemley, Diamond encapsulated silicon optical fibers synthesized by chemical vapor deposition, AIP Advances 10, 095009 (2020)
Hemley, R. J., M. Ahart, H. Liu, and M. Somayazulu, Road to room-temperature superconductivity: Tc above 260 K in lanthanum superhydride under pressure, Proceedings of the International Symposium - Superconductivity and Pressure: A Fruitful Relationship on the Road to Room Temperature Superconductivity - May 21–22, 2018, Madrid, Spain, edited by M. A. Alario y Franco (Fundación Ramón Areces, Madrid, 2019), pp. 199-213.
Somayazulu, M., M. Ahart, A. K. Mishra, Z. M. Geballe, M. Baldini, Y. Meng, V. V. Struzhkin, and R. J. Hemley, Evidence for superconductivity above 260 K in lanthanum superhydride at megabar pressures, Phys. Rev. Lett. 122, 027001 (2019).
Ahart, M., M. Somayazulu, D. Popov, Y. Xie, X. Long, Z. G. Ye, R. E. Cohen, and R. J. Hemley, Pressure-induced transitions in ferroelectric single-crystal PbZr54Ti0.46O3, Ferroelectrics 535, 106-113 (2019).
Celliers, P. M., M. Millot, S. Brygoo, R. S. McWilliams, D. E. Fratanduono, J. R. Rygg, A. F. Goncharov, P. Loubeyre, J. H. Eggert, J. L. Peterson, N. B. Meezan, S. Le Pape, G. W. Collins, R. Jeanloz, and R. J. Hemley, Insulator-metal transition in dense fluid deuterium, Science 361, 677-682 (2018).
Huang, Q., J. M. Rodgers, R. J. Hemley, and T. Ichiye, Quasiharmonic analysis of the energy landscapes of dihydrofolate reductase from piezophiles and mesophiles, Phys. Chem. B 122, 5527–5533 (2018).
Geballe, Z. M., H. Liu, A. K. Mishra, M. Ahart, M. Somayazulu, Y. Meng, M. Baldini, and R. J. Hemley, Synthesis and stability of lanthanum superhydrides, Chem. Int. Ed. 57, 688-692 (2018).
Zha, C. S., H. Liu, J. S. Tse, and R. J. Hemley, Melting and high P-T transitions of hydrogen to 300 GPa, Rev. Lett. 119, 075302 (2017). Liu, H., I. I. Naumov, R. Hoffmann, N. W. Ashcroft, and R. J. Hemley, Potential high-Tcsuperconducting lanthanum and yttrium hydrides at high pressure, Natl. Acad. Sci., 114, 6990–6995 (2017).
Hemawan, K. W. and R. J. Hemley, Microwave plasmas: Single crystal diamond synthesis, in Encyclopedia of Plasma Technology (Taylor and Francis, 2017).
Vadapoo, R., M. Ahart, M. Somayazulu, N. Holtgrewe, Y. Meng, Z. Konôpková, R. J. Hemley, and R. E. Cohen, Synthesis of a polar ordered oxynitride perovskite, Rev B. 95, 214120 (2017).
Miao, M., J. Botana, R. Hoffmann, I. I. Naumov, and R. J. Hemley, Quasimolecules in compressed lithium, Chem. 56, 972-975 (2017).
Rodgers, J. M., R. J. Hemley, and T. Ichiye, Quasiharmonic analysis of protein energy landscapes from pressure-temperature molecular dynamics simulations, Chem. Phys. 147, 125103 (2017).