Conference on Lasers and Electro-Optics, 2022
DOI: 10.1364/cleo_qels.2022.ff3k.5
Full text: Unavailable
We demonstrate a single-photon SWAP gate between polarization and spatial-momentum qubits on a silicon-on-oxide chip. Phase coherence of the SWAP gate operation is confirmed via single-photon self-interference, with visibility up to 98.89%.