Matter wave speckle observed in an out-of-equilibrium quantum fluid - Tavares, Pedro E. S.; Fritsch, Amilson R.; Telles, Gustavo Deczka; Hussein, Mahir S.; Impens, Francóis; Kaiser, Robin; Bagnato, Vanderlei Salvador (Proceedings of the National Academy of Sciences of the United States of America - PNAS, 2017)