Table 3.

Parameters for the calculated IR complex dielectric function of SiO₂.

${\mathit{\epsilon }}_{\mathit{\infty }}$	$\mathit{j}$(Phonon Index)	${\mathit{\omega }}_{\mathit{T}\mathit{O},\mathit{j}} \left(\mathrm{c}{\mathrm{m}}^{-1}\right)$	${\mathit{\omega }}_{\mathit{L}\mathit{O},\mathit{j}} \left(\mathrm{c}{\mathrm{m}}^{-1}\right)$	${\mathit{\gamma }}_{\mathit{j}} \left(\mathrm{c}{\mathrm{m}}^{-1}\right)$
2	1	450	505	51
	2	800	830	10
	3	1045	1240	10