High Power Single Frequency 1014.8 nm Yb-doped Fiber Amplifier and Frequency Quadrupling to 253.7 nm

• DOI: 10.1364/cleo_si.2014.sw3n.5
• Publication Date: 2014-06-18T11:15:17Z
• Authors: Jinmeng Hu; Lei Zhang; Hongli Liu; Kangkang Liu; Zhen Xu; Yan Feng
• Keywords: 0103 physical sciences; 1. No poverty; 7. Clean energy; 01 natural sciences

A 19 W linearly-polarized single-frequency 1014.8 nm fiber amplifier working at room temperature is developed. Both absorption and saturated absorption spectra of atomic mercury are measured with this radiation after frequency quadrupling to 253.7 nm.