Low-Loss Silicon Technology for High-Q Bright Quantum Sources
international conference on group iv photonics(2019)
摘要
Atomic-scale sidewalls roughness smoothening thanks to high temperature hydrogen annealing is a key enabler for a low-loss (<0.5 dB/cm) silicon Q-photonics platform. Using this technology, authors report here about high-Q (Ql >4 × 105) silicon micro-resonators for on-chip heralded single-photon bright quantum sources by spontaneous four-wave mixing.
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关键词
Quantum optics,Four-wave mixing,Low-loss waveguides,Si photonics,H2 annealing
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