Table 2.3.3.3

Gregora, I.

doi:10.1107/97809553602060000640

International
Tables for
Crystallography
Volume D
Physical properties of crystals
Edited by A. Authier

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International Tables for Crystallography (2006). Vol. D. ch. 2.3, p. 322

Table 2.3.3.3

I. Gregora^a ^*

^a Institute of Physics, Academy of Sciences of the Czech Republic, Na Slovance 2, CZ-18221 Prague 8, Czech Republic
Correspondence e-mail: gregora@fzu.cz

Table 2.3.3.3 | top | pdf |
Raman selection rules in crystals of the 4mm class

Scattering configuration		Cross section for symmetry species
Scattering configuration		A₁	E
$[{\bf q}\parallel{\bf z}]$		$[\sim\|a_{\rm LO}\|^2]$	—
$[{\bf q}\perp{\bf z}]$		$[\sim\|b_{\rm TO}\|^2]$	—
	$[\bar y(xz)y, \bar x(yz)x]$	—	$[\sim\|f_{\rm TO}\|^2]$
		—	$[{\textstyle{1 \over 2}}\|f_{\rm TO}\|^2 + {\textstyle{1 \over 2}}\|f_{\rm LO}\|^2]$