Frequency doubling of 100-fs pulses with 50% efficiency by use of a resonant enhancement cavity
- 1 December 1994
- journal article
- Published by Optica Publishing Group in Optics Letters
- Vol. 19 (23) , 1952-1954
- https://doi.org/10.1364/ol.19.001952
Abstract
The use of a resonant cavity for efficient second-harmonic generation with 100-fs pulses is demonstrated. With 2-nJ pulses from a mode-locked Cr:forsterite laser, 53% conversion efficiency to the second harmonic at 625 nm is achieved while ~100-fs duration is maintained. This is an order-of-magnitude improvement over the conversion efficiency obtained directly with the laser output.Keywords
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