Ultrafast dynamics of intersystem crossing and resonance energy transfer in Er(III)-quinolinolate complexes
QUOCHI, FRANCESCO;SABA, MICHELE;ARTIZZU, FLAVIA;MERCURI, MARIA LAURA;DEPLANO, PAOLA;MURA, ANTONIO ANDREA;BONGIOVANNI, GIOVANNI LUIGI CARLO
2010-01-01
Abstract
Organocomplexes with trivalent erbium are investigated by time-resolved optical spectroscopy techniques. Ultrafast time scales are reported for intraligand intersystem crossing (similar to 10 ps) and ligand-to-metal resonance energy transfer (similar to 100 ps), resulting in lanthanide-ion sensitization with nearly unity efficiency. Given the interest of erbium complexes for telecom wavelength solid-state amplifiers and emitters, the results should stimulate further theoretical investigations on radiationless transitions in such complexes.File | Size | Format | |
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