Title :
Graphene-based saturable absorber for passive Q-switching of Tm:KLu(WO4)2 microchip laser
Author :
Serres, Josep Maria ; Mateos, Xavier ; Loiko, Pavel ; Yumashev, Konstantin ; Petrov, Valentin ; Griebner, Uwe ; Aguilo, Magdalena ; Diaz, Francesc
Author_Institution :
Fis. i Cristal·lografia de Mater. i Nanomater. (FiCMA-FiCNA), Univ. Rovira i Virgili (URV), Tarragona, Spain
Abstract :
A diode-pumped Q-switched Tm:KLu(WO4)2 microchip laser generated a maximum average output power of 310 mW with M2 <; 1.2 at 1947 nm. The shortest pulse duration was 285 ns at a pulse repetition rate of 190 kHz.
Keywords :
Q-switching; graphene; lutetium compounds; microchip lasers; optical pumping; optical saturable absorption; potassium compounds; solid lasers; thulium; C; KLu(WO4)2:Tm; diode-pumped Q-switched microchip laser; frequency 190 kHz; graphene-based saturable absorber; output power; passive Q-switching; power 310 mW; pulse duration; repetition rate; wavelength 1947 nm; Cavity resonators; Crystals; Graphene; Nonlinear optics; Optical pumping; Optimized production technology; Power generation;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2015 Conference on
Conference_Location :
San Jose, CA
