title: PHYSICS. Probing the edge with cold atoms.
authors.affiliation: ICFO-Institut de Ciencies Fotoniques, Barcelona Institute of Science and Technology, 08860 Castelldefels, Barcelona, Spain. alessio.celi@icfo.es leticia.tarruell@icfo.es.
authors.forename: Alessio
authors.initials: A
authors.lastname: Celi
authors.affiliation: ICFO-Institut de Ciencies Fotoniques, Barcelona Institute of Science and Technology, 08860 Castelldefels, Barcelona, Spain. alessio.celi@icfo.es leticia.tarruell@icfo.es.
authors.forename: Leticia
authors.initials: L
authors.lastname: Tarruell