PHASE MATCHING AND DISTRIBUTION OF OPTICAL VORTICES IN THREE COUPLING DEGENERATE GAUSS-LAGUERRE MODES
汪凯戈
PHASE MATCHING AND DISTRIBUTION OF OPTICAL VORTICES IN THREE COUPLING DEGENERATE GAUSS-LAGUERRE MODES
WANG KAI-GE (汪凯戈)
中国物理B . 1994, (11): 814 -820 .  DOI: 10.1088/1004-423X/3/11/003