Enhanced wavelength shift in partly gain
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L. Zhan; K.S. Chan; E.Y.B. Pun; H.P. Ho
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Article
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2003
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Elsevier Science
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English
β 284 KB
In this paper, we present a theoretical study on the properties of wavelength shift due to quantum well (QW) intermixing in the partly gain-coupled distributed feedback (DFB) lasers. A maximum possible wavelength red-shift of 9.2 nm is predicted if using a proper DFB grating, whose period is smaller