Abstract
We report Second Harmonic Generation (SHG) and Third Harmonic Generation (THG) energy conversion efficiencies up to 59% and 27%, respectively, for laser pulses simultaneously delivering high peak power in the sub-TW range and average powers in the sub-kW range. No damage or efficiency decrease is observed after more than 100 h operation time. The resulting high-energy visible and near-UV pulses are suitable for applications, such as lightning control, material analysis and machining, or OPCPA pumping.
| Original language | English |
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| Article number | 177 |
| Journal | Applied Physics B: Lasers and Optics |
| Volume | 128 |
| Issue number | 9 |
| DOIs | |
| Publication status | Published - 1 Sept 2022 |