Acta Optica Sinica, Volume. 17, Issue 11, 1554(1997)
An Improved Method of WKB Approximation
References(3)
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[4] [4] Feng Xiang, Gar Lam Yip. A modified WKB method for the improved phase shift at a turning point. J. Lightwave Technol., 1994, LT-12(3): 443～452
[5] [5] H. Ikuno. Analysis of wave propagation in inhomogeneous dielectric slab waveguides. IEEE Transon Micro. Theory and Technol., 1978, MTT-26(4): 261～266
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[in Chinese], [in Chinese], [in Chinese]. An Improved Method of WKB Approximation[J]. Acta Optica Sinica, 1997, 17(11): 1554
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