3 ms·
> "The claimed energy density is absolutely amazing!" Specific energy of magnesium hydride is 7.7% of H2. Energy density by volume is 13.3 MJ/L, about 40% that
by Reason077 6y ago
> "The claimed energy density is absolutely amazing!"
Specific energy of magnesium hydride is 7.7% of H2. Energy density by volume is 13.3 MJ/L, about 40% that of gasoline. The fuel cell should be more efficient than an internal combustion engine, however, so you probably make back the difference.