TY - JOUR AU - Martín Mayor, Víctor AU - Parisi, G. AU - Verrocchio, P. PY - 2000 DO - 10.1103/PhysRevE.62.2373 SN - 1063-651X UR - https://hdl.handle.net/20.500.14352/60329 T2 - Physical Review E AB - We study the spectral width as a function of the external momentum for the dynamical structure factor of a disordered harmonic solid, considered as a toy model for supercooled liquids and glasses. In the contexts of both the single-link coherent... LA - eng M2 - 2373 PB - Amer Physical Soc KW - Frequency propagating modes KW - Instantaneous normal-modes KW - Spectral moments method KW - Vitreous silica KW - Medium approximation KW - LIquids KW - Scattering KW - Glass KW - Localization KW - Phonons. TI - Dynamical structure factor in disordered systems TY - journal article VL - 62 ER -