Geometric optics of whispering gallery modes

被引:0
作者
Gorodetsky, ML [1 ]
Fomin, AE [1 ]
机构
[1] Moscow MV Lomonosov State Univ, Fac Phys, Moscow 119992, Russia
来源
LASER BEAM CONTROL AND APPLICATIONS | 2006年 / 6101卷
关键词
whispering gallery modes; microspheres; eikonal;
D O I
10.1117/12.669591
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Quasiclassical approach and geometric optics allow to describe rather accurately whispering gallery modes in convex axisymmetric bodies. Using this approach we obtain practical formulas for the calculation of eigenfrequencies and radiative Q-factors in dielectrical spheroid and compare them with the known solutions for the particular cases and with numerical calculations. We show how geometrical interpretation allows expansion of the method on arbitrary shaped axisymmetric bodies.
引用
收藏
页数:12
相关论文
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