Generation of 33 fs pulses directly from a Kerr-lens mode-locked Yb:CaYAlO4 laser

Ziye Gao; Jiangfeng Zhu; Junli Wang; Zhiyi Wei; Xiaodong Xu; Lihe Zheng; Liangbi Su; Jun Xu

doi:10.1364/PRJ.3.000335

Journals >Photonics Research >Volume 3 >Issue 6 >Page 335 > Article

Photonics Research
Vol. 3, Issue 6, 335 (2015)

Generation of 33 fs pulses directly from a Kerr-lens mode-locked Yb:CaYAlO₄ laser

Ziye Gao¹, Jiangfeng Zhu^1、*, Junli Wang¹, Zhiyi Wei², Xiaodong Xu³, Lihe Zheng³, Liangbi Su³, and Jun Xu⁴

Author Affiliations

¹School of Physics and Optoelectronic Engineering, Xidian University, Xi’an 710071, China

²Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China

³Key Laboratory of Transparent and Opto-functional Inorganic Materials, Shanghai Institute of Ceramics,Chinese Academy of Sciences, Shanghai 201800, China

⁴School of Physics Science and Engineering, Institute for Advanced Study, Tongji University, Shanghai 200092, China

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DOI: 10.1364/PRJ.3.000335 Cite this Article Set citation alerts

Ziye Gao, Jiangfeng Zhu, Junli Wang, Zhiyi Wei, Xiaodong Xu, Lihe Zheng, Liangbi Su, Jun Xu. Generation of 33 fs pulses directly from a Kerr-lens mode-locked Yb:CaYAlO₄ laser[J]. Photonics Research, 2015, 3(6): 335 Copy Citation Text

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Experimental setup of the diode-pumped Kerr-lens mode-locked femtosecond Yb:CYA laser. M1 and M2, concave mirrors with ROC of 75 mm; HR, high reflection mirror; OC, plane output mirror; P1 and P2, SF6 prisms. Lower pictures show the beam profiles for CW and KLM captured after the OC.

Fig. 1. Experimental setup of the diode-pumped Kerr-lens mode-locked femtosecond Yb:CYA laser. M1 and M2, concave mirrors with ROC of 75 mm; HR, high reflection mirror; OC, plane output mirror; P1 and P2, SF6 prisms. Lower pictures show the beam profiles for CW and KLM captured after the OC.

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Fig. 2. Mode-locked pulse trains at (a) 20 ns/div and (b) 2 ms/div, respectively.

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Fig. 3. (a) Intensity autocorrelation trace and (b) laser spectrum of the KLM pulses from the Yb:CYA laser. The blue dotted and the red solid curves in (a) are the experimental data and the sech2 fitting, respectively.

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