An On-chip Homodyne Detector for Measuring Quantum States
Dylan H. Mahler, Francesco Raffaelli, Giacomo Ferranti, Philip Sibson, Jake Kennard, Alberto Santamato, Gary F. Sinclair, Damien Bonneau, Mark G. Thompson, Jonathan C. F. Matthews · Conference on Lasers and Electro-Optics · 2017
Here we present the first quantum homodyne detector on a silicon chip. We demonstrate all of the characteristics required for detection of quantum states: high speed, signal-to-noise ratio, and common-mode rejection ratio.