作者: Lorenzo De Santis , Carlos Antón , Bogdan Reznychenko , Niccolo Somaschi , Guillaume Coppola
关键词: Filter (video) 、 Quantum optics 、 Quantum 、 Solid-state 、 Optoelectronics 、 Physics 、 Semiconductor 、 Photon
摘要: An optical non-linearity at the single-photon level is reported with a semiconductor quantum dot–cavity device. The device performs as an efficient filter that strongly suppresses multiphoton components of incident coherent pulses.