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Updated: Jul 6, 2026

10:17
20 mJ, 1 ps Yb:YAG Thin-disk Regenerative Amplifier
Published on: July 12, 2017
Efficient generation of >2 W of green light by single-pass frequency doubling in PPMgLN
Michael Gregory Pullen1, Justin James Chapman, Dave Kielpinski
1Centre for Quantum Dynamics, Griffith University, Brisbane, Australia. mgpullen@gmail.com
Applied Optics
|April 3, 2008
Abstract:
We report 32% efficient frequency doubling of single-frequency 1029 nm light to green light at 514.5 nm using a single-pass configuration. A congruent composition, periodically poled magnesium-doped lithium niobate (PPMgLN) crystal of 50 mm length was used to generate a second-harmonic power of 2.3 W. To our knowledge, this is the highest reported power and efficiency achieved in the second-harmonic generation of single-frequency green light in a single-pass configuration.
