Chinese Optics Letters, 2018, 16 (11): 111401, Published Online: Nov. 11, 2018
44.6 fs pulses from a 257 MHz Er:fiber laser mode-locked by biased NALM
Suppl. Mat.
Wanli Gao, Guanyu Liu, Zhigang Zhang. 44.6 fs pulses from a 257 MHz Er:fiber laser mode-locked by biased NALM[J]. Chinese Optics Letters, 2018, 16(11): 111401.