Carbonate, Nonmetal, Hexagonal, Optical properties

• Ca-H-O-P
• C-F-K-O-Sr
• C-Cs-F-O-Pb
• C-Ca-F-O-P
• C-Ca-H-O-P
• phonons
• non-linear optics
• second-harmonic generation
• wavenumber of optical phonon
• optical absorption
• nonmetal
• carbonate
• chalcogen
• non-disordered
• quinary