Author(s): A. C. L. Jones, H. J. Goldman, Q. Zhai, P. Feng, H. W. K. Tom, and A. P. Mills, Jr.
A series of low-energy peaks are observed for positronium emitted by the metal-organic framework crystal ZIF-8.
[Phys. Rev. Lett. 114, 153201] Published Fri Apr 17, 2015