SEARCH Articles Figures Tables Alkaline earth hydrogen ¥ zeolites Alkaline earth metals reaction with hydrogen Earth hydrogen content changes Hydrogen from selected rare earth Hydrogen in rare-earth metals, including RH2 phases Hydrogen loss from earth Hydrogen on Earth Hydrogen rare-earth compounds Matsuoka and C. Iwakura, Rare earth intermetallics for metal-hydrogen batteries Rare earth-hydrogen-carbon The Rare Earth-Hydrogen Compounds