Comment on "Phenomenological damping in optical response tensors" - art. no. 047801

Authors
Stedman, GE Naguleswaran, S Andrews, DL Romero, LCD
Citation
Ge. Stedman et al., Comment on "Phenomenological damping in optical response tensors" - art. no. 047801, PHYS REV A, 6304(4), 2001, pp. 7801
Citations number
11
Categorie Soggetti
Physics
Journal title
PHYSICAL REVIEW A
ISSN journal
10502947 → ACNP
Volume
6304
Issue
4
Year of publication
2001
Database
ISI
SICI code
1050-2947(200104)6304:4<7801:CO"DIO>2.0.ZU;2-V
Abstract
Damping factors arise from static as well as dynamic perturbations. These m ust appear with constant sign in the perturbation theory denominators for c ompatibility with quantum mechanics, conformity with time-reversal symmetry , and agreement with experiment.