Phonon effects in the two-magnon raman scattering in spin-Peierls systems
Author/Authors :
Zang، نويسنده , , J. and Rِder، نويسنده , , H. and Tinka Gammel، نويسنده , , J. and Saxena، نويسنده , , A. and Bishop، نويسنده , , A.R.، نويسنده ,
Issue Information :
دوماهنامه با شماره پیاپی سال 1997
Pages :
2
From page :
2227
To page :
2228
Abstract :
The phonon assisted Fleury-Loudon two-magnon scattering in spin-Peierls systems is derived and its effect on the scattering processes is studied. We find that the phonon effects are important for two-magnon Raman scattering in both dimerized and uniform phases.
Keywords :
lattice dynamics , Many-body and quasiparticle theories , infrared and Raman spectroscopy
