Trace-free counterfactual communication with a nanophotonic processor
I. Alonso Calafell, T. Strömberg, D. R. M. Arvidsson-Shukur, L. A. Rozema, V. Saggio, C. Greganti, N. C. Harris, M. Prabhu, J. Carolan*, M. Hochberg, T. Baehr-Jones, D. Englund, C. H. W. Barnes, P. Walther
January 2019