Structures of the three hydrides with different hydrogen concentrations and a face-centered cubic metal lattice. From left; Monohydride (LaH) , Dihydride (LaH2) and Trihydride (LaH3)
Summary
The clear energies attract considerable attentions. They do not emit CO2 and not rely on fossil fuels and nuclear power. Our discoveries increase the efficiency of the functional materials such as solar cells, fuel cells and hydrogen storage alloys.