Title :
Intense directional lasing from noncircular micro-ring cavities
Author :
Xu, Lei ; Ling, Tao ; Song, Qinghai ; Liu, Liying ; Wang, Wencheng
Author_Institution :
Dept. of Opt. Sci. & Eng., Fudan Univ., Shanghai, China
Abstract :
Intense directional lasing from three types of noncircular micro-ring cavities was observed, the lasing resonances were assigned to stable whispering gallery modes and chaotic whispering gallery modes respectively. Both types of resonances have cavity Q factors higher than 5000.
Keywords :
Q-factor; laser modes; microcavities; microcavity lasers; resonance; ring lasers; cavity Q factors; chaotic whispering gallery modes; intense directional lasing; lasing resonances; noncircular micro-ring cavity; stable whispering gallery modes; Chaos; Coatings; Optical devices; Optical films; Optical materials; Q factor; Resonance; Shape control; Stimulated emission; Whispering gallery modes;
Conference_Titel :
Biophotonics/Optical Interconnects and VLSI Photonics/WBM Microcavities, 2004 Digest of the LEOS Summer Topical Meetings
Print_ISBN :
0-7803-8306-0
DOI :
10.1109/LEOSST.2004.1338751