Progress on chip-based spontaneous four-wave mixing quantum light sources
Experimental setup for heralded photon using (A) spatial multiplexing technique [18] and (B) temporal multiplexing technique [20]. Credits: Benjamin J. Eggleton (A) and Yunhong Ding (B). Advanced Devices & Instrumentation (2023). DOI: 10.34133/adi.0032 A single-photon detector (SPD) is sensitive to incidence of individual quanta of light and has many applications in photonics, such as fluorescence