Laser-induced charge-disproportionated metallic state in LaCoO3 by Izquierdo, M, Karolak, M, Trabant, C, Holldack, K, Foehlisch, A, Kummer, K, Prabhakaran, D, Boothroyd, A, Spiwek, M, Belozerov, A, Poteryaev, A, Lichtenstein, A, Molodtsov, S