6 W of output power and near 50% slope efficiency with respect to absorbed pump power was demonstrated in free-running mode for a short, 40-mm long resonator. The uncoated, with 3.5% dopant of thulium YLF rod of ⌀ 3 × 8 mm size wrapped with indium foil was mounted in copper heat-sink maintaining 293
Diode-pumped actively Q-switched c-cut Nd:YVO4 self-Raman laser
✍ Scribed by X.H. Chen; X.Y. Zhang; Q.P. Wang; P. Li; Z.H. Cong
- Publisher
- John Wiley and Sons
- Year
- 2009
- Tongue
- English
- Weight
- 96 KB
- Volume
- 6
- Category
- Article
- ISSN
- 1612-2011
No coin nor oath required. For personal study only.
✦ Synopsis
An efficient compact self-Raman frequency conversion in an end-diode-pumped actively Q-switched c-cut Nd:YVO 4 laser has been demonstrated. At an incident pump power of 5.0 W, the self-stimulated Raman laser produces 910 mW of 1178 nm average output power at a pulse repetition frequency of 20 kHz. Diode-to-Raman optical conversion efficiency is more than 18%. A maximum average output power of 1.4 W is achieved at a pulse repetition frequency of 60 kHz and an incident pump power of 9.0 W.
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