Electronic and electrical properties, Ferroelastic, Nonmetal, Monoclinic

• H-Na-O-Se
• H-O-P-Tl
• Cs-H-O-P
• H-N-O-S
• Cs-H-O-Se
• permittivity (dielectric constant)
• electrical conductivity
• ferroelectric transitions
• conductivity or resistivity
• nonmetal
• ferroelastic
• non-disordered
• chalcogen
• quaternary