Research Article
Investigation on Structural and Optical Properties of Willemite Doped Mn2+ Based Glass-Ceramics Prepared by Conventional Solid-State Method
Table 3
FTIR spectral bands assigned to the vibrational modes.
| Wavenumbers (cmā1) | Assignment of vibrational mode |
| ~450 | Si-O-Si bending mode | ~570 | ZnO4 symmetric stretching vibrational mode | ~690 | Zn-O-Si symmetric stretching vibrational mode | ~890 | SiO4 asymmetric stretching vibrational mode |
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