On the quantification of eigenvalue curve veering: a veering index

du Bois, J. L., Adhikari, S. and Lieven, N. A. J. (2011) On the quantification of eigenvalue curve veering: a veering index. Journal of Applied Mechanics, 78(4), 041007. (doi: 10.1115/1.4003189)

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Abstract

Eigenvalue curve veering is a phenomenon that has found relevance and application in a variety of structural dynamic problems ranging from localization and stability studies to material property determination. Contemporary metrics for quantifying veering can be ambiguous and difficult to interpret. This manuscript derives three normalized indices in an effort to reconcile the deficit; two of these quantify the physical conditions which produce the behavior while the third provides a definitive measure of the overall intensity of the effect. Numerical examples are provided to illustrate the application of the methods, which are expected to form a basis for the development of advanced analytical tools.

Item Type:Articles
Status:Published
Refereed:Yes
Glasgow Author(s) Enlighten ID:Adhikari, Professor Sondipon
Authors: du Bois, J. L., Adhikari, S., and Lieven, N. A. J.
College/School:College of Science and Engineering > School of Engineering > Infrastructure and Environment
Journal Name:Journal of Applied Mechanics
Publisher:ASME
ISSN:0021-8936
ISSN (Online):1528-9036

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