PHONON DISPERSION RELATIONS DATABASE
GeS
Space group: Pnma, No=62
Structural Parameters [1]: a=1.042(3)A, b=3.64(1)A, c=4.29(1)A
Atoms |
x |
y |
z |
Ge |
0.375 |
0.2500 |
0.167 |
S |
0.139 |
0.2500 |
0.111 |
Phonon dispersion relations measured by neutron scattering
and calculated from valence force model
with 4 parameters [2] .
References
- 1. W.H.Zachariasen,
Phys.Rev.
40, 917-922 (1932).
- 2. W.Kress, A.Frey, B.Dorner, W.Kaiser in:
Proc. Conf. Neutron Scattering Vol.1,
ed. by R.M.Moon
(Gatlinburg, USA 1976) p.216.