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Measures of dissipation in viscoelastic media
Author(s) -
O'Connell R. J.,
Budiansky B.
Publication year - 1978
Publication title -
geophysical research letters
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.007
H-Index - 273
eISSN - 1944-8007
pISSN - 0094-8276
DOI - 10.1029/gl005i001p00005
Subject(s) - viscoelasticity , dissipation , connection (principal bundle) , statistical physics , quality (philosophy) , computer science , mathematics , physics , thermodynamics , geometry , quantum mechanics
Various definitions have been adopted for the commonly used quality parameter Q, with consequent ambiguities. We propose a standard definition of the intrinsic Q of a linear viscoelastic material, and discuss its connection with several other measures of dissipation.