Author(s): D. Boiron, A. Fabbri, P.-É. Larré, N. Pavloff, C. I. Westbrook, and P. Ziń
Momentum correlations across the acoustic analog of a black hole in a Bose-Einstein condensate could be used to demonstate the quantum nature of Hawking radiation.

[Phys. Rev. Lett. 115, 025301] Published Mon Jul 06, 2015