Title

Temperature-dependent stimulated emission cross section in Nd3+ : YVO4 crystals

Authors

Authors

G. Turri; H. P. Jenssen; F. Cornacchia; M. Tonelli;M. Bassi

Comments

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Abbreviated Journal Title

J. Opt. Soc. Am. B-Opt. Phys.

Keywords

CONTINUOUS-WAVE OPERATION; PUMPED ND-YVO4 LASER; SINGLE-CRYSTALS; ENERGY-LEVELS; 1342 NM; NEODYMIUM; ABSORPTION; YAG; Optics

Abstract

Spectroscopic properties of neodymium-doped yttrium orthovanadate crystals were measured in the temperature range between 5 and 350 K. Crystals fabricated by different suppliers, with 0.3 and 1 at% Nd3+, were compared. For each temperature, the stimulated emission cross sections of the Nd3+ F-4(3/2) decay to the I-4(9/2), I-4(1/2), and I-4(13/2) states were obtained using the Fuchtbauer-Ladenburg and the reciprocity techniques. Nd:YVO4 shows higher absorption at room temperature and higher stimulated emission cross section with similar variation with temperature when compared with Nd:YAG. The anomalous dependence on temperature of the Nd3+ F-4(3/2) excited-state lifetime is discussed and an explanation is suggested. (C) 2009 Optical Society of America

Journal Title

Journal of the Optical Society of America B-Optical Physics

Volume

26

Issue/Number

11

Publication Date

1-1-2009

Document Type

Article

Language

English

First Page

2084

Last Page

2088

WOS Identifier

WOS:000272143000017

ISSN

0740-3224

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