Title :
Ce3+:LiCaAlF6 crystals as a solid-state ultraviolet saturable absorber and role of excited state absorption
Author :
Hai, Le Hoang ; Hung, Nguyen Dai ; Diwa, Gilbert ; Quema, Alex ; Murakami, Hidetoshi ; Ono, Singo ; Sarukura, Nobuhiko
Author_Institution :
Center for Quantum Electron., Inst. of Phys. & Electron., Hanoi, Vietnam
Abstract :
Using open-aperture Z-scan method and a Q-switch Nd:YAG laser, saturation properties of Ce3+:LiCaAlF6 crystals at wavelength of 266 nm are studied. Saturable absorption of solid-state materials in ultraviolet region is demonstrated for the first time.
Keywords :
Q-switching; aluminium compounds; cerium; excited states; lithium compounds; measurement by laser beam; neodymium; optical materials; optical saturable absorption; solid lasers; Ce3+:LiCaAlF6 crystals; LiCaAlF6:Ce3+; Q-switch Nd:YAG laser; excited state absorption; open-aperture Z-scan method; solid-state ultraviolet saturable absorber; Crystalline materials; Crystals; Electromagnetic wave absorption; Laser beams; Optical materials; Optical pulse generation; Optical pulses; Optical saturation; Pulse amplifiers; Surface emitting lasers;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1548972