Multiple-scattering effects on incoherent neutron scattering in glasses and viscous liquids
Soft Condensed Matter
2009-10-31 v2 Disordered Systems and Neural Networks
Abstract
Incoherent neutron scattering experiments are simulated for simple dynamic models: a glass (with a smooth distribution of harmonic vibrations) and a viscous liquid (described by schematic mode-coupling equations). In most situations multiple scattering has little influence upon spectral distributions, but it completely distorts the wavenumber-dependent amplitudes. This explains an anomaly observed in recent experiments.
Cite
@article{arxiv.cond-mat/0002363,
title = {Multiple-scattering effects on incoherent neutron scattering in glasses and viscous liquids},
author = {Joachim Wuttke},
journal= {arXiv preprint arXiv:cond-mat/0002363},
year = {2009}
}