The Ambiguous Origin of Thermochromism in Molecular Crystals of Dichalcogenides: Chalcogen Bonds versus Dynamic Se−Se/Te−Te Bonds. - Thomas, Sajesh P.; Singh, Ashi; Grosjean, Arnaud; Alhameedi, Khidhir; Grønbech, Thomas Bjørn E.; Piltz, Ross; Edwards, Alison J.; Iversen, Bo B. (Angewandte Chemie International Edition, 2023)