Parameters of optically stimulated luminescence in aluminium-nitride-based nanopowders - A. S. Vokhmintsev; I. A. Vajnshtejn; D. A. Beketov; D. M. Spiridonov; A. R. Beketov; D. V. Kharitonov (Nanosystems, nanomaterials, nanotechnologies, 2011)