Luminescence mechanochromism of copper iodide clusters: a rational investigation - Huitorel, Brendan; Utrera-Melero, Raquel; Massuyeau, Florian; Mevelec, Jean-Yves; Baptiste, Benoit; Polian, Alain; Gacoin, Thierry; Martineau-Corcos, Charlotte; Perruchas, Sandrine (Dalton Transactions, 2019)