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International Journal of Optics
Volume 2011 (2011), Article ID 737684, 4 pages
http://dx.doi.org/10.1155/2011/737684
Research Article

Sum-Frequency Generation of High-Energy and High-Beam-Quality Ultraviolet Pulses

Land and Air Systems Division, Norwegian Defence Research Establishment (FFI), P.O. Box 25, 2027 Kjeller, Norway

Received 1 July 2011; Accepted 24 August 2011

Academic Editor: Alexandre Kudlinski

Copyright © 2011 Oystein Farsund and Gunnar Rustad. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Abstract

Sum-frequency generation of UV pulses exceeding 25 mJ and with beam quality 𝑀 2 5 has been demonstrated by mixing the third harmonic pulses of a flash lamp pumped 1.06 μm Nd:YAG laser with 1.7 μm pulses from an optical parametric oscillator pumped by the same laser in a compact setup.