K2PtH4 tP14 136

• H-K-Pt
• Cs-H-Pd
• H-Pd-Rb
• H-Pt-Rb
• Cs-H-Pt
• structural properties
• electronic and electrical properties
• values of electronic energy gap
• electronic energy gap
• structural transitions
• transitional
• non-disordered
• tripolyhedral
• alkali
• ternary
• tetragonal