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Richard A. Maddox

Bio: Richard A. Maddox is an academic researcher from University of Virginia. The author has contributed to research in topics: Finite element method & Mixed finite element method. The author has an hindex of 1, co-authored 1 publications receiving 52 citations.

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TL;DR: In this paper, a finite element model for the harmonic response of sandwich beams with thin or moderately thick viscoelastic cores is presented, where nonlinear variation of displacements through the thickness of the core is assumed.

54 citations


Cited by
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Journal ArticleDOI
TL;DR: In this article, the free vibration analysis of three-layered symmetric sandwich beams is carried out using the dynamic stiffness method, and the Wittrick-Williams algorithm is used as a solution technique to compute the natural frequencies and mode shapes of an example sandwich beam.

112 citations

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TL;DR: In this paper, a finite element code is developed for structural response analysis of the free and forced vibration of a sandwich beam with composite faces and viscoelastic core, where independent transverse displacements on two faces and linear variations through the depth of the beam core are considered.

95 citations

Journal ArticleDOI
TL;DR: In this paper, an asymptotic numerical method for forced harmonic vibration analysis of viscoelastic structures is presented, based on power series expansions and Pade approximants of the displacement and frequency.

82 citations

Journal ArticleDOI
TL;DR: In this paper, an elementary theory for non-linear vibrations of viscoelastic sandwich beams is presented, where the harmonic balance method is coupled with a one mode Galerkin analysis.

77 citations

Journal ArticleDOI
TL;DR: In this paper, a bibliographical review of the finite element analyses of sandwich structures from both theoretical and practical points of view is presented. And the analysis of cellular solids is also included.
Abstract: Gives a bibliographical review of the finite element analyses of sandwich structures from the theoretical as well as practical points of view. Both isotropic and composite materials are considered. Topics include: material and mechanical properties of sandwich structures; vibration, dynamic response and impact problems; heat transfer and thermomechanical responses; contact problems; fracture mechanics, fatigue and damage; stability problems; special finite elements developed for the analysis of sandwich structures; analysis of sandwich beams, plates, panels and shells; specific applications in various fields of engineering; other topics. The analysis of cellular solids is also included. The bibliography at the end of this paper contains 655 references to papers, conference proceedings and theses/dissertations dealing with presented subjects that were published between 1980 and 2001.

70 citations