Noiseless Attenuation of Nonclassical States of Light
S. U. Shringarpure, Cory M. Nunn, T. B. Pittman, J. D. Franson · Conference on Lasers and Electro-Optics · 2021
Attenuating a quantum state using a beam splitter will introduce noise and decoherence. Here we show that heralding techniques can be used to attenuate number states or Schrödinger cat states without any noise or decoherence.