Title of article :
Impurity-trapped excitons and electron traps in CaF2:Yb2+ and SrF2:Yb2+ probed by transient photoluminescence enhancement
Author/Authors :
P.S. Senanayake، نويسنده , , J.P.R. Wells، نويسنده , , M.F. Reid، نويسنده , , Koen G. Berden، نويسنده , , A. Meijerink، نويسنده , , R.J Reeves، نويسنده ,
Issue Information :
روزنامه با شماره پیاپی سال 2013
Abstract :
CaF2:Yb2+ and SrF2:Yb2+ crystals have been investigated by a two-color UV + IR transient photoluminescence enhancement technique. The enhancement gives information about both changes in internal energy levels of the excitons and liberation of electrons from traps in the crystals.
Keywords :
exciton , Two-color spectroscopy , CaF2 , rare-earth , Yb2+ , electron trap
Journal title :
Journal of Luminescence
Journal title :
Journal of Luminescence
