Structural characterization of rare-earth doped yttrium aluminoborate laser glasses using solid state NMR - Deters, Heinz; de Camargo, Andrea Simone Stucchi; Santos, Cristiane N.; Ferrari, Cynthia R.; Hernandes, Antônio Carlos; Ibanez, Alain; Rinke, Matthias T.; Eckert, Hellmut (Journal of Physical Chemistry C, 2009)