相应的本征值为:En?En??n?B?o2 ??? (89)
4B其中: ?n??n?1?/??n????n/????(n?1)? (90) 最小的基态本征值为:
?En0?ZCaa??a?B?a??B?En0???B?O?B2?2? (91)
???n??/????1?ZC?n??/????00?n?0n0??/???1n0??/????n0??/?????????n0??/???1??类似于朗道相变理论,相变的边界条件为:1?ZC?n0?0 (92) 根据(91)和(92)可以作出
?ZC与的“相图”: ??一维相图Z=2d,d=1,Z表示相邻波导的个数
二维相图和一维对比Z=2和Z=4
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光波导模拟waveguide simulation(DOC)
相应的本征值为:En?En??n?B?o2???(89)4B其中:?n??n?1?/??n????n/????(n?1)?(90)最小的基态本征值为:?En0?ZCaa??a?B?a??B?En0???B?O?B2?2?
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