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 Browse Technical Reports  Theoretical and Applied Mechanics (TAM) by Title
Browse Technical Reports  Theoretical and Applied Mechanics (TAM) by Title
Now showing items 120 of 118

(Department of Theoretical and Applied Mechanics (UIUC), 200402)Based on a general theory of detonation waves with an embedded sonic locus that we have developed in Kasimov (2004) and Stewart & Kasimov (2004), we carry out asymptotic analysis of weaklycurved slowlyvarying detonation ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200106)Insitu deformation studies in a transmission electron microscope equipped with an environmental cell have shown that solute hydrogen increases the velocity of dislocations, decreases the stackingfault energy, and increases ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200307)We use a continuum model to investigate the isochoric axial contraction and expansion of a right circular cylindrical specimen composed of a nematic elastomer that is crosslinked in a uniaxial state and then annealed. ...
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(Dept. of Theoretical and Applied Mechanics (UIUC), 195604)In an earlier report (TAM Report No. 80), the authors considered the buckling and postbuckling behavior of an ideal elastic cylindrical shell loaded by uniform external pressure on its lateral surface, and by an axial ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200505)We present a study of onedimensional flame structure of combusting solid propellants that focuses on the effects of variable material properties. A nonlinear heat equation is derived for a burning thermoelastic solid ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200401)We present a theory for the chemicallyinduced volume transitions of hydrogels. Consistent with experimental observations, we account for a sharp interface separating swelled and collapsed phases of the underlying polymer ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200302)Effect of rotation on nonlinear solutal convection during protein cystallization is modelled and studied computationally under both normal and microgravity conditions. The axis of the externally imposed rotation, which is ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200305)By studying the asympototic connection between phasefield and sharpinterface theories for transitions between two phases distinguished only by their constant freeenergy densities, we show that the configurational force ...
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(200602)We here develop a continuummechanical formulation and generalization of the Navier–Stokesalpha equation based on a general framework for fluiddynamical theories involving gradient dependencies (Fried & Gurtin 2005). ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200202)The cure kinetics of polydicyclopentadiene (pDCPD) prepared by ringopening metathesis polymerization with three different concentrations of Grubbs' catalyst was examined using differential scanning calirimetry (DSC). The ...
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(Department of Theoretical and Applied Mechanics (UIUC), 196811)Changes in deformation resistance are studied during completely reversed strain cycling of steels hardened to yield strengths in excess of 200 ksi by quenching and tempering, quenching and deforming at elevated temperature, ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200110)We present a theory for uniaxial nematic elastomers with variable asphericity. As an application of the theory, we consider the timeindependent, isochoric extension of a right circular cylinder. Numerical solutions to the ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200311)We consider the question of whether a nematic elastomer crosslinked in an isotropic state and then subjected to an isochoric, homogenous deformation can exhibit a disclination. The theory that we use allows for the polymer ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200603)We study theoretically the forced separation of two adhesive surfaces linked via a large number of parallel nonconvalent bonds. We use a Brownian dynamic simulation to describe the kinetics and compute the force–distance ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200407)We consider the problem of nonlinear steady convective flow in a horizontal dendrite layer during alloy solidification. We analyze the effect of permeability of the layer on the stationary modes of convection in the form ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200305)Effect of rotation on surface tension gradient driven flow, which is also known as Marangoni convective flow, during protein crystallization is modelled and studied computationally under microgravity conditions, where the ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200210)A direct numerical simulation (DNS) is used to study the effect of a freestream isotropic turbulent flow on the drag and lift forces on a spherical particle. The particle diameter is about 1.5 to 10 times the Kolmogorov ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200105)We consider wave propagation in slender elastic waveguides. With aim at finding all vibration modes of such bodies, we develop a theoretical framework for application of energy principles and subsequent discretization of ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200403)Deformation mechanisms involving mass transport by stress driven diffusion influence a large number of technological problems. We study the formation of undulations on surfaces of stressed films at high temperature by ...
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(Department of Theoretical and Applied Mechanics (UIUC), 200305)Reliable life prediction models for the durability of thermal barrier coatings require the identification of the relative importance of various mechanisms responsible for the failure of the coatings at high temperatures. ...
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Now showing items 120 of 118