A novel photonic crystal fiber featured by concentric cores is proposed to induce dispersion controllability by photosensitivity. Chromatic dispersion can be changed from -1827 to 72 ps/nm/km with refractive index modulation of 4x10(-4) produced in Ge-doped regions in the fiber. Effective mode area of inner mode is as small as 6.4 mum(2). The proposed fiber enables to achieve quasi-phase-matched nonlinear parametric interaction in a single piece of photonic crystal fiber, by periodically alternating dispersion and compensating for phase mismatching caused by the dispersion.
Photosensitivity-enabled dispersion controllability for quasi-phase-matching in photonic crystal fibers. Publishing Authors By Initials
Photosensitivity-enabled dispersion controllability for quasi-phase-matching in photonic crystal fibers. Journal Published:
PUBLICATION TYPE: Journal Article
Journal: Optics letters
VOLUME: 32
Page Numbers: 3498-500
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ISSN: 0146-9592
DAY: 15
MONTH: Dec
YEAR: 2007
Photosensitivity-enabled dispersion controllability for quasi-phase-matching in photonic crystal fibers. Information
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LANGUAGE: eng
NlmUniqueID: 7708433
Photosensitivity-enabled dispersion controllability for quasi-phase-matching in photonic crystal fibers. Keywords Mesh Terms:
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Country: United States
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MEDLINETA: Opt Lett
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