Properties of Silicon Dioxide Amorphous Nanopowder Produced by Pulsed Electron Beam Evaporation

Table 1

Frequencies (cm⁻¹) in the infrared spectra of silica.

Aerosil 90	SiO2 NP	Assignment
472	465	ν2 SiO4
810.5	803	ν(Si–O–Si)
—	885	ν OH
—	941	ν(Si–OH)