Abstract of
Publication
No. 287
Toni Riedener and Hans U.
Güdel
NIR-to-VIS Upconversion of Er3+ in Host Materials
with Low-Energy Phonons
Chimia 51, 95-96 (1997)
Abstract:
Intense NIR-to-VIS upconversion luminescence is observed in Er3+-doped
heavier halide host materials such as chlorides and bromides. The multiphonon
relaxation rate is found to be a crucial factor in the chemical tuning of the excited-state
properties.
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