First demonstration of antimatter wave interferometry Sala, S. ; Ariga, A. ; Ereditato, A. ; Ferragut, R. ; Giammarchi, M. ; Leone, M. ; Pistillo, C. ; Scampoli, P. Abstract Publication: Science Advances Pub Date: May 2019 DOI: 10.1126/sciadv.aav7610 Bibcode: 2019SciA....5.7610S