Spectroscopic characterisation of the upconversion avalanche mechanism in Pr3+,Yb3+:BaY2F8

Optical Materials - Tập 24 - Trang 537-545 - 2003
E Osiac1,2, S Kück3, E Heumann1, G Huber1, E Sani4, A Toncelli4, M Tonelli4
1Institut für Laser-Physik, Luruper Chaussee 149, Geb. 64, 22761 Hamburg, Germany
2Institute of Atomic Physics, P.O. Box MG-6, 76900 Bucharest, Romania
3Physikalisch-Technische Bundesanstalt, Section 4.11, Bundesallee 100, 38116 Braunschweig, Germany
4NEST-INFM, Dipartimento di Fisica, Universita’ di Pisa, Via Buonarroti, 2, I-56127 Pisa, Italy

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