H-x polyhedra, Non-disordered, Phonons, Trigonal

• H-Y
• Al-Ca-H-Si
• Al-H-Si-Sr
• C-H-Y
• Al-H-Li
• Raman spectra
• vibrational spectra
• phonon density of states
• wavenumber of longitudinal optical phonon
• infrared spectra
• non-disordered
• hydride
• binary
• rare earth
• transitional