By courtesy of:
Hong Ma, Alex K.-Y. Jen*, and Larry R. Dalton
Advanced Material 2002, 14, 1339
and
Spectroscopic Properties as a Function of Fluorine Content in Eu3+:PMMA
JENNIFER GORDON, JOHN BALLATO, JIANYONG JIN, DENNIS W. SMITH JR.
Journal of Polymer Science: Part B: Polymer Physics 2006, 44, 1592–1596