A chip-scale single-photon SWAP gate as integrated interface between polarization and spatial-momentum qubits
Conference on Lasers and Electro-Optics (CLEO), San-Jose, Costa Rica, 14 - 19 May 2017, (Full Text)
- Publication Type: Conference Paper / Full Text
- City: San-Jose
- Country: Costa Rica
- Middle East Technical University Affiliated: Yes
Abstract
We demonstrate a single-photon SWAP gate between polarization and spatial momentum on a SOI chip. 19.8% error ratio is obtained, and phase coherence of the SWAP operation is measured via single photon interference with up to 58.7% visibility.