Efficient ultrashort-pulse generation overcoming the limit of fluorescence spectrum of the gain material

• DOI: 10.1364/fio.2008.ftut1
• Publication Date: 2013-04-15T18:39:58Z
• Authors: Shinichi Matsubara; Masaki Takama; Masahiro Inoue; Sakae Kawato; Yuzo Ishida
• Keywords: 0103 physical sciences; 01 natural sciences

110-fs and 72-fs pulse-widths were obtained directly from a low-brightness-laser-diode-pumped, mode-locked Yb:YAG laser with SESAM and without SESAM, respectively. The laser-spectrum-center and the fluorescence-center were almost same. The laser-spectra were much broader than the fluorescence.