The "Z" in this report is zirconia not zinc (Zn). This matrix material is rather similar to Ahern's nanopowder technique also using zirconia as a carrier, but with no palladium at all.
Celani would probably say that it is vindication for his work with copper nickel
From: Jed Rothwell
See:
https://www.researchgate.net/publication/328547673_Anomalous_Heat_Burst_by_CNZ7_Sample_and_H-Gas
