J. Phys. IV France 01 (1991) C7-363-C7-366
Cr3+-SENSITIZATION OF THE 3µm Er3+: YAG LASERR. GROSS1, G. HUBER1, B. STRUVE2 and E.W. DUCZINSKI2
1 Institut für Angewandte Physik, Universität Hamburg, Jungiusstr: 11, D-2000 Hamburg 36, Germany
2 Lasertec Hamburg GmbH, Stresemannstr. 364-368, D-2000 Hamburg 20, Germany
The laser parameters of flashlamp pumped Cr(2%),Er:YAG with Erbium concentrations of 30% and 50% were investigated and compared with unsensitized crystals. With short pulse durations (tp < 500 µs) Chromium improves the lasing performance. Thresholds as low as 8J have been achieved.
© EDP Sciences 1991