Effect of Sintering Temperature on Structural and Morphological Properties of Europium (III) Oxide Doped Willemite

Table 2

FTIR transmission features and respective assignment for Eu₂O₃ doped willemite sintered at various temperatures and different weight percentages.

Wavenumber; (cm^−1)	Assignment
400–500	Eu2O3 vibration
459	Si–O symmetric stretching vibration in SiO4 units
576	Zn–O symmetric stretching vibration in ZnO4 units
615	Zn–O asymmetric stretching vibration in ZnO4 units
697	Si–O bond vibration
865	Si–O symmetric stretching vibration
901–932–978	Si–O asymmetric stretching vibration