Jiaqun Zhao, Yuantong Liu, Ping Cheng, Rui Yu. Continuous-wave three-wavelength operation of a diode-pumped Tm:YVO4 laser on the 3H4→3H5 and 3F4→3H6 transitions[J]. Chinese Optics Letters, 2023, 21(3): 031401
- Chinese Optics Letters
- Vol. 21, Issue 3, 031401 (2023)
Fig. 1. Energy-level scheme of Tm3+ ions in host crystal.
Fig. 2. Scheme of a Tm:YVO4 laser operating on the 3H4→3H5 and 3F4→3H6 transitions.
Fig. 3. Lasing spectrum of the Tm:YVO4 laser.
Fig. 4. Output powers versus incident pump power for the Tm:YVO4 laser at the heat sink temperatures of 12°C and 20°C.
Fig. 5. Output powers versus incident pump power for the Tm:YVO4 laser at the heat sink temperature of 12°C.
Fig. 6. Measured beam qualities of the Tm:YVO4 laser at maximum output power: (a) M2 = 2.34 at 2292 and M2 = 2.27 at 2363 nm; (b) M2 = 1.61 at 2108 nm.
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