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Phys. Rev. Lett. 100, 257001 (2008) [4 pages]

Ab Initio Description of High-Temperature Superconductivity in Dense Molecular Hydrogen

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P. Cudazzo1, G. Profeta1, A. Sanna2,3, A. Floris3, A. Continenza1, S. Massidda2, and E. K. U. Gross3
1CNISM - Dipartimento di Fisica, Università degli Studi dell’Aquila, Via Vetoio 10, I-67010 Coppito (L’Aquila) Italy
2SLACS-INFM/CNR—Dipartimento di Fisica, Università degli Studi di Cagliari, I-09124 Monserrato (CA), Italy
3Institut für Theoretische Physik, Freie Universität Berlin, Arnimallee 14, D-14195 Berlin, Germany

See Also: Publisher's Note

Received 7 December 2007; published 23 June 2008; corrected 27 June 2008

We present a first-principles study of the electron-phonon interaction and the prediction of the superconducting critical temperature in molecular metallic hydrogen. Our study is able to single out the features which drive the system towards superconductivity: mainly, a rich and complex Fermi surface and strongly coupled phonon modes driving the intra- or intermolecular charge transfer. We demonstrate that in this simple system, a very high superconducting critical temperature can be reached via electron-phonon and Coulomb electron-electron interactions.

© 2008 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevLett.100.257001
DOI:
10.1103/PhysRevLett.100.257001
PACS:
74.62.Fj, 74.20.−z, 74.25.Jb, 74.25.Kc

See Also

Publisher's Note: P. Cudazzo, G. Profeta, A. Sanna, A. Floris, A. Continenza, S. Massidda, and E. K. Gross, Publisher’s Note: Ab initio Description of High-Temperature Superconductivity in Dense Molecular Hydrogen [Phys. Rev. Lett. 100, 257001 (2008)], Phys. Rev. Lett. 101, 029901 (2008).