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arxiv: quant-ph/0111092 · v1 · submitted 2001-11-19 · 🪐 quant-ph

Quantum phase gate for photonic qubits using only beam splitters and post-selection

classification 🪐 quant-ph
keywords beamgateonlyphasequantumconservingnumberone-third
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We show that a beam splitter of reflectivity one-third can be used to realize a quantum phase gate operation if only the outputs conserving the number of photons on each side are post-selected.

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