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  1. No Access

    Article

    Experimental Testing of Bend-Twist Coupled Composite Shafts

    Bend-twist coupling is a property of certain specially designed composite beams that when subjected to loading conditions that would normally result in pure bending, undergo both bending and twisting. This phe...

    S. E. Rohde, P. G. Ifju, B. V. Sankar, D. A. Jenkins in Experimental Mechanics (2015)

  2. No Access

    Article

    A Novel Method for Dynamic Short-Beam Shear Testing of 3D Woven Composites

    A new test method for performing dynamic short-beam shear tests using a momentum trapped Hopkinson pressure bar is proposed. Angle-interlock 3D woven composite specimens were tested under quasi-static and dyna...

    T. R. Walter, G. Subhash, B. V. Sankar, M. C. Song, C. F. Yen in Experimental Mechanics (2013)

  3. No Access

    Article

    Optimization of functionally graded metallic foam insulation under transient heat transfer conditions

    The problem of minimizing the maximum temperature of a structure insulated by a functionally graded metal foam insulation under transient heat conduction is studied. First, the performance of insulation design...

    H. Zhu, B.V. Sankar, R.T. Haftka… in Structural and Multidisciplinary Optimizat… (2004)

  4. No Access

    Article

    Multi-fidelity design of stiffened composite panel with a crack

    Crack propagation is an important concern in the design of aircraft composite fuselage and wing panels. However, numerical simulation of crack propagation is computationally expensive. This work proposes combi...

    R. Vitali, R.T. Haftka, B.V. Sankar in Structural and Multidisciplinary Optimization (2002)

  5. No Access

    Article

    Optimizing energy absorption in multi-layered materials through controlled delamination

    The intent of this paper is to investigate the mechanics of delamination growth in an isotropic, ideally-brittle layered material under an impact load and to present guidelines for the design of more energy ab...

    M. H. Lear, B. V. Sankar in Journal of Materials Science (1999)

  6. No Access

    Chapter

    Optimization of Composite Structures Using Response Surface Approximations

    Response surface techniques have been originally developed for improving designs based on testing in the laboratory or the field. These techniques fit simple functions, typically low order polynomials, to the ...

    R. T. Haftka, R. Vitali, B. V. Sankar in Mechanics of Composite Materials and Structures (1999)

  7. No Access

    Chapter and Conference Paper

    A Mechanistic Model for Attrition of Particles in Flow Systems

    Particle-particle contact affects many industrial systems such as powder processing, particle handling, and slurry flows. The control of fracture processes during contact is the key to the success of these sys...

    D. C. Clupper, B. V. Sankar, Z. Chen… in IUTAM Symposium on Mechanics of Granular a… (1997)

  8. No Access

    Chapter and Conference Paper

    Axisymmetric Contact Between a Rigid Sphere and a Layered Plate

    The problem of axisymmetric contact between a rigid sphere and a circular layered plate is solved by using the finite difference method. The shear stress distribution in the vicinity of contact deviates consid...

    B. V. Sankar in Computational Mechanics ’88 (1988)