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Experimental Observations of Nuclear Activity in Deuterated Materials Subjected to a Low-Energy Photon Beam
https://arxiv.org/pdf/1704.00694.pdf
Erbium
Hafnium
LENR research
Hafnium - Wikipedia
https://en.wikipedia.org/wiki/Hafnium
Hafnium
Hafnium Metal 10 Grams 99.95% for Element Collection USA SHIPPING | eBay
https://www.ebay.co.uk/itm/Hafnium-Metal-10-Grams-99-95-for-Element-Collection-USA-SHIPPING/264966089553
Hafnium
The Romans Called it ‘Alexandrian Glass.’ Where Was It Really From? - The New York Times
https://www.nytimes.com/2020/07/31/science/alexandrian-glass-rome.html
Ancient Roman artifacts
Antimony
Glass
Hafnium
Iron
Manganese
Sand