Effects of nonlinear thermoelastic damping in highly stressed fibers

Cagnoli, G. and Willems, P.A. (2002) Effects of nonlinear thermoelastic damping in highly stressed fibers. Physical Review B, 65(17), 174111 -174111. (doi: 10.1103/PhysRevB.65.174111)

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Publisher's URL: http://dx.doi.org/10.1103/PhysRevB.65.174111

Abstract

We present an analysis of thermoelastic damping in materials arising from the temperature dependence of the elastic moduli. We show that this form of damping can cancel thermoelastic damping arising from thermal expansion for a suitably chosen operating stress. For the case of the suspension fibers used in the gravitational wave detectors, this loss mechanism can be the dominant one.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Cagnoli, Dr Gianpietro
Authors: Cagnoli, G., and Willems, P.A.
Subjects:Q Science > QC Physics
College/School:College of Science and Engineering > School of Physics and Astronomy
Journal Name:Physical Review B
Publisher:American Physical Society
ISSN:1098-0121
ISSN (Online):1550-235X

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