Ultra-bright Source of Indistinguishable Single Photons
Alisa Javadi, Natasha Tomm, Nadia O. Antoniadis, Daniel Najer, Matthias C. Löbl, Alexander Rolf Korsch, Rüdiger Schott, Sascha R. Valentin, Andreas Dirk Wieck, Arne Ludwig, Richard John Warburton · Frontiers in Optics / Laser Science · 2020
We demonstrate an ultra-bright source of coherent single photons with an average end-to-end efficiency of 55%. By the virtue of our record efficiency, a 20-photon quantum protocol will run seven orders of magnitude faster than the state-of-the-art.