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Emission Peculiarities of TR3+-doped KPb2Cl5 Laser Crystals under Selective Direct, Upconversion and Excitonic/host Excitation of Impurity Centers.

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Abstract

We considered the emission properties of TR3+-doped KPb2Cl5 crystals under different ways of impurity ion excitation: direct excitation of TR 4fn-configuration levels via ground state absorption, or upconversion processes, and UV excitonic or crystalline-matrix excitation.

© 2005 Optical Society of America

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