Quantum optics and their applications (3)

[ALPS26-05] Generation of High-Purity Correlated Photons from a Silicon Waveguide using a Gain-Switched Laser Diode

*Fan Yang¹, Shogo Kimura¹, Yixin Wang², Keiichi Edamatsu³, Hiroyuki Yokoyama¹, Hirohito Yamada¹, Nobuyuki Matsuda¹ (1. Graduate School of Engineering, Tohoku University, 2. State Key Laboratory of Information Photonics and Optical Communications, Beijing University of Posts and Telecommunications, 3. Research Institute of Electrical Communication, Tohoku University)

We demonstrate the generation of correlated photon pairs from a silicon waveguide using a gain-switched laser diode as a pulsed pump laser. We successfully obtained photons with a high spectral purity.