DC Field | Value | Language |
---|---|---|
dc.contributor.author | Kondo, Takeshi | ko |
dc.contributor.author | Nakayama, M. | ko |
dc.contributor.author | Chen, R. | ko |
dc.contributor.author | Ishikawa, J. J. | ko |
dc.contributor.author | Moon, E. -G. | ko |
dc.contributor.author | Yamamoto, T. | ko |
dc.contributor.author | Ota, Y. | ko |
dc.contributor.author | Malaeb, W. | ko |
dc.contributor.author | Kanai, H. | ko |
dc.contributor.author | Nakashima, Y. | ko |
dc.contributor.author | Ishida, Y. | ko |
dc.contributor.author | Yoshida, R. | ko |
dc.contributor.author | Yamamoto, H. | ko |
dc.contributor.author | Matsunami, M. | ko |
dc.contributor.author | Kimura, S. | ko |
dc.contributor.author | Inami, N. | ko |
dc.contributor.author | Ono, K. | ko |
dc.contributor.author | Kumigashira, H. | ko |
dc.contributor.author | Nakatsuji, S. | ko |
dc.contributor.author | Balents, L. | ko |
dc.contributor.author | Shin, S. | ko |
dc.date.accessioned | 2016-06-07T09:11:30Z | - |
dc.date.available | 2016-06-07T09:11:30Z | - |
dc.date.created | 2016-02-01 | - |
dc.date.created | 2016-02-01 | - |
dc.date.created | 2016-02-01 | - |
dc.date.created | 2016-02-01 | - |
dc.date.issued | 2015-12 | - |
dc.identifier.citation | NATURE COMMUNICATIONS, v.6, pp.10042 | - |
dc.identifier.issn | 2041-1723 | - |
dc.identifier.uri | http://hdl.handle.net/10203/207803 | - |
dc.description.abstract | Strong spin-orbit coupling fosters exotic electronic states such as topological insulators and superconductors, but the combination of strong spin-orbit and strong electron-electron interactions is just beginning to be understood. Central to this emerging area are the 5d transition metal iridium oxides. Here, in the pyrochlore iridate Pr2Ir2O7, we identify a non-trivial state with a single-point Fermi node protected by cubic and time-reversal symmetries, using a combination of angle-resolved photoemission spectroscopy and first-principles calculations. Owing to its quadratic dispersion, the unique coincidence of four degenerate states at the Fermi energy, and strong Coulomb interactions, non-Fermi liquid behaviour is predicted, for which we observe some evidence. Our discovery implies that Pr2Ir2O7 is a parent state that can be manipulated to produce other strongly correlated topological phases, such as topological Mott insulator, Weyl semimetal, and quantum spin and anomalous Hall states. | - |
dc.language | English | - |
dc.publisher | NATURE PUBLISHING GROUP | - |
dc.title | Quadratic Fermi node in a 3D strongly correlated semimetal | - |
dc.type | Article | - |
dc.identifier.wosid | 000367567800002 | - |
dc.identifier.scopusid | 2-s2.0-84949525594 | - |
dc.type.rims | ART | - |
dc.citation.volume | 6 | - |
dc.citation.beginningpage | 10042 | - |
dc.citation.publicationname | NATURE COMMUNICATIONS | - |
dc.identifier.doi | 10.1038/ncomms10042 | - |
dc.contributor.localauthor | Moon, E. -G. | - |
dc.contributor.nonIdAuthor | Kondo, Takeshi | - |
dc.contributor.nonIdAuthor | Nakayama, M. | - |
dc.contributor.nonIdAuthor | Chen, R. | - |
dc.contributor.nonIdAuthor | Ishikawa, J. J. | - |
dc.contributor.nonIdAuthor | Yamamoto, T. | - |
dc.contributor.nonIdAuthor | Ota, Y. | - |
dc.contributor.nonIdAuthor | Malaeb, W. | - |
dc.contributor.nonIdAuthor | Kanai, H. | - |
dc.contributor.nonIdAuthor | Nakashima, Y. | - |
dc.contributor.nonIdAuthor | Ishida, Y. | - |
dc.contributor.nonIdAuthor | Yoshida, R. | - |
dc.contributor.nonIdAuthor | Yamamoto, H. | - |
dc.contributor.nonIdAuthor | Matsunami, M. | - |
dc.contributor.nonIdAuthor | Kimura, S. | - |
dc.contributor.nonIdAuthor | Inami, N. | - |
dc.contributor.nonIdAuthor | Ono, K. | - |
dc.contributor.nonIdAuthor | Kumigashira, H. | - |
dc.contributor.nonIdAuthor | Nakatsuji, S. | - |
dc.contributor.nonIdAuthor | Balents, L. | - |
dc.contributor.nonIdAuthor | Shin, S. | - |
dc.description.isOpenAccess | Y | - |
dc.type.journalArticle | Article | - |
dc.subject.keywordPlus | SPIN | - |
dc.subject.keywordPlus | STATE | - |
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