Table 2 Assignment of Zr-O and Si-O related vibration bands
Type of bonding | Spectral position, cm−1 (vibration type) | Reference |
|---|---|---|
Zr-O monoclinic | 350,425,520,595,740 (as-deposited) (20 °C) 335,410,505,575,740 (shoulder) (673 °C) 325,400,505,575 (910 °C) | [30] |
Zr-O tetragonal | 485, 615 | |
Zr-O cubic | 450, 485, 615 | |
Si-O-Si | 470 (rocking) (TO1), 820 (bending) (TO2) 1086 (asymmetric) (TO3) | [33] |
Si-O1− | 970 (terminal Si-O groups produced by network disruption) | [34] |