Phase dependence and mechanical and thermal ductility of the luminescence properties of tetranuclear Cu(i) metallacycle assemblies stabilized by ditopic organo-pnictogen (P,As) ligands - Lecourt C; Utrera Melero R; Schiller J; Moutier F; Dorcet V; Calvez G; Poidevin C; Costuas K; Scheer M; Lescop C (Inorganic Chemistry Frontiers, 2023)