Here is a new paper: Kitamura, A., et al., *Excess heat evolution from nanocomposite samples under exposure to hydrogen isotope gases.* Int. J. Hydrogen Energy, 2018. *43*(33): p. 16187-16200
https://www.sciencedirect.com/science/article/pii/S0360319918320925 It is attracting some attention in the mass media: https://spectrum.ieee.org/energy/nuclear/scientists-in-the-us-and-japan-get-serious-about-lowenergy-nuclear-reactions - Jed