Symmetry-protected collisions between strongly interacting photons.
Thompson JD, Nicholson TL, Liang QY, Cantu SH, Venkatramani AV, Choi S, Fedorov IA, Viscor D, Pohl T, Lukin MD, Vuletić V.
Thompson JD, et al.
Nature. 2017 Feb 9;542(7640):206-209. doi: 10.1038/nature20823. Epub 2017 Jan 25.
Nature. 2017.
PMID: 28117443