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LNS Publications
Anomalous Magnetic Excitations of Cooperative Tetrahedral Spin Clusters
Prsa K, Ronnow HM, Zaharko O, Christensen NB, Jensen J, Chang J, Streule S, Jimenez-Ruiz M, Berger H, Prester M, Mesot J
PHYSICAL REVIEW LETTERS
102,
177202
(2009).
Anomalous asymmetry in the Fermi surface of the high-temperature superconductor YBa2Cu4O8 revealed by angle-resolved photoemission spectroscopy