In this paper we present a quantum Cheshire Cat. In a pre- and post-selected experiment we find the Cat in one place, and its grin in another. The Cat is a photon, while the grin is its circular polarization.
Cite
@article{arxiv.1202.0631,
title = {Quantum Cheshire Cats},
author = {Yakir Aharonov and Daniel Rohrlich and Sandu Popescu and Paul Skrzypczyk},
journal= {arXiv preprint arXiv:1202.0631},
year = {2014}
}
Comments
v2: 5 pages, 1 figure. New author added; New section added; Published version