Patent ID: 8071064

Claim:
Any one or more of the hydrides having a compositional formula selected from the group consisting of YLi 2 MgH n , ZrLi 2 MgH n , NbLi 2 MgH n , MoLi 2 MgH n , TcLi 2 MgH n , RuLi 2 MgH n , RhLi 2 MgH n , LaLi 2 MgH n , Ce 4+ Li 2 MgH n , Ce 3+ Li 2 MgH n , PrLi 2 MgH n , NdLi 2 MgH n , PmLi 2 MgH n , SmLi 2 MgH n , EuLi 2 MgH n , GdLi 2 MgH n , TbLi 2 MgH n , DyLi 2 MgH n , HoLi 2 MgH n , ErLi 2 MgH n , TmLi 2 MgH n , YbLi 2 MgH n , LuLi 2 MgH n , HfLi 2 MgH n , TaLi 2 MgH n , ReLi 2 MgH n , OsLi 2 MgH n , IrLi 2 MgH n where n is an integer having a value of 4 to 7.