Melting of excitonic dispersion in LaCoO$_3$: theory and experiment

Atsushi Hariki, ∗ Ru-Pan Wang, ∗ Andrii Sotnikov, 3 Keisuke Tomiyasu, 5 Davide Betto, Nicholas B. Brookes, Yohei Uemura, Mahnaz Ghiasi, Frank M. F. de Groot, and Jan Kuneš 7 Institute of Solid State Physics, TU Wien, 1040 Vienna, Austria Debye Institute for Nanomaterials Science, Utrecht University, Universiteitsweg 99, 3584 CG Utrecht, The Netherlands Akhiezer Institute for Theoretical Physics, NSC KIPT, Akademichna 1, 61108 Kharkiv, Ukraine Department of Physics, Tohoku University, Aoba, Sendai 980-8578, Japan NISSAN ARC, LTD., 1, Natsushima-cho, Yokosuka, Kanagawa 237-0061, Japan European Synchrotron Radiation Facility, 71 Avenue des Martyrs, CS40220, F-38043 Grenoble Cedex 9, France Institute of Physics, Czech Academy of Sciences, Na Slovance 2, 182 21 Praha 8, Czechia (Dated: December 6, 2019)