Scalable Multi-Photon Coincidence-Counting Electronics
David Branning, Sarthak Khanal, Y. H. Shin, Brandon A. Clary, M. Beck · 2011
We present a multi-channel coincidence-counting module for use in quantum optics experiments. The module counts up to 4-fold coincidences at up to 84 MHz. Combined multiple modules can count M-order coincidences among N inputs.