• Analytical, Numerical, And Experimental Studies Of Fluid Damping In MEMS Devices 

      Pandey, Ashok Kumar (2009-09-11)
      Fluid damping arising from squeeze film flow of air or some inert gas trapped between an oscillating micro mechanical structure, such as a beam or a plate, and a fixed substrate often dominates the other energy dissipation ...
    • Contact Mechanics Of Layered Structures 

      Math, Souvik (2009-06-30)
      Contact mechanical study of layered structures is useful to various fields of engineering, such as - mechanical engineering, civil engineering, materials engineering and biomechanics. Thin hard film coating on a compliant ...
    • Design And Manufacturing Of Impact Resisting Structures (Aluminium Foam) 

      Shankar, C Uma (2009-09-02)
      Metal foams have found increasing applications in a wide range of structural and functional products, due to their exceptional mechanical, thermal, acoustic and electrical properties and offer great potential for lightweight ...
    • Experimental And Finite Element Study Of Elastic-Plastic Indentation Of Rough Surfaces 

      Bhowmik, Krishnendu (2009-06-24)
      Most of the surfaces have roughness down to atomic scales. When two surfaces come into contact, the nature of the roughness determines the properties like friction and wear. Analysis of the rough surface contacts is always ...
    • Hydrodynamics Of An Oscillating Foil With A Long Flexible Trailing Edge 

      Shinde, Sachin Yashavant (2010-09-24)
      In nature, many swimming and flying creatures use the principle of oscillatory lift-based propulsion. Often the flapping element is flexible, totally or partially. The flow dynamics because of a flexible flap is thus of ...
    • New Solution Methods For Fractional Order Systems 

      Singh, Satwinder Jit (2010-09-24)
      This thesis deals with developing Galerkin based solution strategies for several important classes of differential equations involving derivatives and integrals of various fractional orders. Fractional order calculus finds ...
    • Studies On The Dynamics And Stability Of Bicycles 

      Basu-Mandal, Pradipta (2009-02-25)
      This thesis studies the dynamics and stability of some bicycles. The dynamics of idealized bicycles is of interest due to complexities associated with the behaviour of this seemingly simple machine. It is also useful as ...
    • A Study Of Four Nonlinear Systems With Parametric Forcing 

      Marathe, Amol (2010-06-01)
      This thesis considers four nonlinear systems with parametric forcing. The first problem involves an inverted pendulum with asymmetric elastic restraints subjected to harmonic vertical base excitation. On linearizing ...
    • Study Of Squeeze Film Effects In Modelling Dynamic MEMS Devices 

      Mohite, Suhas (2011-02-21)
      We present studies on squeeze film effects in dynamic MEMS devices with a special emphasis on the development of compact analytical models. First, the efficacy of lumped parameter modelling of dynamic MEMS devices is ...
    • A Unified Constitutive Model For Large Elasto-plastic Deformation 

      Raghavendra, Rao Arun (2009-07-23)
      Rapid development and stiff competition in material related industries such as the automotive, demand very high precision in end products in very quick time. The transformation of raw material into an intricate-shaped final ...