"Experimental Observations of Nuclear Activity in Deuterated Materials Subjected to a Low-Energy Photon Beam"
https://ntrs.nasa.gov/search.j…Ntt=NASA%2FTM-2017-218963
http://hdl.handle.net/2060/20170002584
"Gamma Energy Evaluation for Creation of Cd-111(sub m), In-113(sub m), and In-115(sub m) Isotopes"
https://ntrs.nasa.gov/search.jsp?R=20190001453
"Investigation of Deuterium Loaded Materials Subject to X-Ray Exposure"
https://ntrs.nasa.gov/search.jsp?R=20170002544
and, a preprint (published April 25, 2019) proposing a theory explaining these results --
"Photo-induce nuclear cooperation"
https://arxiv.org/abs/1904.11379