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quant-ph2013★ 54 cited
Single-photon Sagnac interferometer
Guillaume Bertocchi, Olivier Alibart, Daniel Barry Ostrowsky +2
We present the first experimental demonstration of the optical Sagnac effect at the single-photon level. Using a high quality guided-wave heralded single- photon source at 1550 nm…
physics.optics2013★ 38 cited
Chromium-doped silica optical fibres : influence of the core composition on the Cr oxidation states and crystal field
Valérie Felice, Bernard Dussardier, Julian K. Jones +2
We have made chromium-doped, silica-based preforms and optical fibres by Modified Chemical Vapour Deposition and have studied the influence of the chemical composition of the doped…