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The first demonstration of Ti-implanted Bragg reflectors on Ti-indiffused LiNbO3 waveguides is reported here. A bandwidth of 7 Å, around 1.52 μm, with reflection coefficients ≳99%, has been achieved for TE polarization on X-cut, Y-propagating guides.
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Fouchet et al. (1991) studied this question.
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