Comparison of signal-resonant and idler-resonant KTA-SROs

Fen Bai; Qingpu Wang; Zhaojun Liu; Zhiyong Jiao; Xianfeng Xu; Hui Zhang

doi:10.3788/COL201614.071402

Journals >Chinese Optics Letters >Volume 14 >Issue 7 >Page 071402 > Article

Chinese Optics Letters
Vol. 14, Issue 7, 071402 (2016)

Comparison of signal-resonant and idler-resonant KTA-SROs

Fen Bai^1、*, Qingpu Wang², Zhaojun Liu², Zhiyong Jiao¹, Xianfeng Xu¹, and Hui Zhang¹

Author Affiliations

¹College of Science, China University of Petroleum (East China), Qingdao 266580, China

²School of Information Science & Engineering and Shandong Provincial Key Laboratory of Laser Technology and Application, Shandong University, Jinan 250100, China

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DOI: 10.3788/COL201614.071402 Cite this Article Set citation alerts

Fen Bai, Qingpu Wang, Zhaojun Liu, Zhiyong Jiao, Xianfeng Xu, Hui Zhang. Comparison of signal-resonant and idler-resonant KTA-SROs[J]. Chinese Optics Letters, 2016, 14(7): 071402 Copy Citation Text

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Fig. 1. Experimental setup for Nd:YVO4/KTA SRO. CL, coupling lens; AO, acousto-optic Q-switch; DM, dichroic mirror.

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Fig. 2. Average output powers of 1064 nm laser with respect to the diode pump powers.

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Fig. 3. Average output powers with respect to the diode pump powers for signal and idler-resonant KTA-SROs.

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Fig. 4. Pulse widths with respect to the diode pump powers for two types of KTA-SROs.

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Fig. 5. Typical pulse shapes for two types of KTA-SRO: (a) signal resonant and (b) idler resonant.

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Fig. 6. Peak powers with respect to the diode pump powers for two types of KTA-SROs.

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	40 kHz	50 kHz	60 kHz
Signal-resonant SRO	10.03 W	11.28 W	13.33 W
Idler-resonant SRO	15.58 W	16.58 W	19.92 W

Table 1. Threshold at Different PRRs for Two Types of KTA-SROs

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	1.5 μm wave		3.5 μm wave
	Horizontal	Vertical	Horizontal	Vertical
Signal-resonant SRO	$1.5 \pm 0.1$	$1.6 \pm 0.1$	$7.3 \pm 0.1$	$8.0 \pm 0.1$
Idler-resonant KTA-SRO	$4.9 \pm 0.1$	$5.1 \pm 0.1$	$2.2 \pm 0.1$	$3.2 \pm 0.1$

Table 2. Beam Quality Factors for Two Types of KTA-SROs

Fen Bai, Qingpu Wang, Zhaojun Liu, Zhiyong Jiao, Xianfeng Xu, Hui Zhang. Comparison of signal-resonant and idler-resonant KTA-SROs[J]. Chinese Optics Letters, 2016, 14(7): 071402

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