MODE FILTERING OPTICAL FIBRE
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Mar 23, 2017
app pub date -
Apr 28, 2015
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Dec 24, 2014
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A microstructured optical fiber has periodically arranged high-index rods embedded in a low-index background, a high-index ring surrounding the high-index rods, and a high-index core located at the center. The high-index rods and the low-index background forms a microstructured cladding region which supports the guidance of supermodes. The fundamental and the highest supermodes form a cladding-mode band, wherein at least the effective index of a core mode lies in the cladding-mode band. Also provided is
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