Title :
Generation of femtosecond optical vortices by molecular modulation in a Raman-active crystal
Author :
Miaochan Zhi ; Wang, Kangping ; Strohaber, J. ; Sokolov, A.V.
Author_Institution :
Dept. of Phys. & Astron., Texas A&M Univ., College Station, TX, USA
Abstract :
We have realized the coherent transfer of orbital angular momentum in PbWO4 crystal by using two-color femtosecond laser pulses. Ultrashort optical vortices at various wavelengths can be generated.
Keywords :
lead compounds; light coherence; multiwave mixing; optical materials; optical modulation; optical pulse generation; optical vortices; PbWO4; PbWO4 crystal; Raman-active crystal; coherent transfer; femtosecond optical vortex generation; molecular modulation; orbital angular momentum; two-color femtosecond laser pulses; ultrashort optical vortices; Amplitude modulation; Crystals; Extraterrestrial measurements; Laser beams; Laser excitation; Optical vortices; Ultrafast optics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
