Journal of Nanomechanics and Micromechanics: Recent submissions
Now showing items 61-80 of 116
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Analysis of an Imperfectly Bonded Hollow Inclusion in an Infinite Medium
(American Society of Civil Engineers, 2014)The elastic interaction of a misfitting hollow inclusion embedded in a matrix, under remote tensile loading, is analyzed. Closed form analytical expressions are obtained for both perfectly bonded and debonded conditions ... -
Nanoscratch Simulation on a Copper Thin Film Using a Novel Multiscale Model
(American Society of Civil Engineers, 2014)A two-dimensional (2D) multiscale model to simulate the nanoscratching of a copper thin film is discussed in this paper. The multiscale model uses the classical molecular dynamics (MD) method to simulate the atomistic ... -
Tensoresistive PVC Coating for Sensor-Enabled Geogrids
(American Society of Civil Engineers, 2014)A study has been conducted to develop a new generation of geosynthetic materials based on the tensoresistivity of polymers filled with electrically conducting particles. These materials, called sensor-enabled geosynthetics ... -
Transmission X-Ray Microscope Nanoscale Characterization and 3D Micromechanical Modeling of Internal Frost Damage in Cement Paste
(American Society of Civil Engineers, 2014)This study employed the transmission X-ray microscope (TXM) characterization and three-dimensional (3D) cohesive zone modeling (CZM) techniques to investigate the internal-frost damage in cement paste samples. The microscale ... -
Mechanically Based Nonlocal Euler-Bernoulli Beam Model
(American Society of Civil Engineers, 2014)This paper presents a nonlocal Euler-Bernoulli beam model. It is assumed that the equilibrium of a beam segment is attained because of the classical local stress resultants, along with long-range volume forces and moments ... -
Numerical Simulations of Longitudinal Elastic Behavior of Single-Walled Carbon Nanotubes–Reinforced Polymer Nanocomposites
(American Society of Civil Engineers, 2014)The longitudinal elastic behavior of single-walled carbon nanotubes (SWCNTs) and SWCNT reinforced polymer nanocomposites are investigated. Finite-element (FE) models of SWCNTs and SWCNT reinforced polymer nanocomposites ... -
Piezoelectric Effect on the Buckling of Piezoelectric Thin Film with Viscoelastic Substrate
(American Society of Civil Engineers, 2014)This work aims to study the buckling kinetic process of a piezoelectric thin film (nanoribbon) bonded to a viscoelastic compliant layer with rigid support. The piezoelectric thin film is assumed to be poled in the thickness ... -
New and Improved Analytical Solutions for the Self-Folding Problem of Carbon Nanotubes
(American Society of Civil Engineers, 2013)It has been observed experimentally and computationally that a carbon nanotube with a large aspect ratio can self-fold because of the van der Waals force between parts of the same carbon nanotube. The primary issue in the ... -
Efficient Numerical Evaluation of Semianalytical Models for Squeeze Film Damping for Torsion Mirrors
(American Society of Civil Engineers, 2013)In the semianalytical models for squeeze film damping, the coefficient of damping torque is expressed as an infinite double series. To work with these models, methods for the efficient numerical evaluation of these double ... -
Effect of Carbon Nanotube Waviness on the Load Transfer Characteristics of Short Fuzzy Fiber-Reinforced Composite
(American Society of Civil Engineers, 2014)The effect of waviness of carbon nanotubes (CNTs) on the load transfer characteristics of the short fuzzy fiber-reinforced composite (SFFRC) has been studied, considering the wavy CNTs to be coplanar with either of the two ... -
Fractional-Order Thermal Energy Transport for Small-Scale Engineering Devices
(American Society of Civil Engineers, 2014)Fractional-order thermodynamics has proved to be an efficient tool to describe several small-scale and/or high-frequency thermodynamic processes, as shown in many engineering and physics applications. The main idea beyond ... -
Variational Approach to Percolation Threshold of Nanocomposites Considering Clustering Effect
(American Society of Civil Engineers, 2014)To mathematically model the phenomenon of complete dispersion, a crucial step is taken in a recent paper on isotropic formulation of the homogenized Eshelby’s tensor, leading to derivation of the ellipsoidal bound. In this ... -
Image-Based Procedure for Biostructure Modeling
(American Society of Civil Engineers, 2014)For high-resolution medical images, an image-based procedure is developed in strong form to perform microstructure analysis. Consider heterogeneous biomaterials such as bone tissue with porous composition—the associated ... -
Compressive Behavior and Deformation Mechanism of Nanoporous Open-Cell Foam with Ultrathin Ligaments
(American Society of Civil Engineers, 2014)The compressive response of nanoporous (np) Au with different porosities and ultrathin ligaments of widths 0.5–16 nm is investigated through molecular dynamics (MD) simulations. From the results of the uniaxial compressive ... -
Cyclic Indentation Behavior of Layered Nanocomposites: Viscoplastic Numerical Study
(American Society of Civil Engineers, 2014)The indentation behavior of layered metal/ceramic nanocomposites was studied. The primary objective was to examine the evolving plastic deformation in the ductile metal constrained by the hard ceramic layers, during ... -
Experimental Evaluation of a Simple Contact Model Containing Two Elastic Particles Bonded by a Thin Layer of Viscoelastic Binder
(American Society of Civil Engineers, 2013)This paper presents an experimental study on the aggregate contact behavior in asphalt mixture. As a three-phase material composed of aggregates, asphalt binder, and air voids, asphalt mixture is considered as a viscoelastic ... -
Poromechanics Parameters of Fluid-Saturated Chemically Active Fibrous Media Derived from a Micromechanical Approach
(American Society of Civil Engineers, 2013)The authors have derived macroscale poromechanics parameters for chemically active saturated fibrous media by combining microstructure-based homogenization with Hill’s volume averaging. The stress-strain relationship of ... -
Nanoindentation Characterization of Asphalt Concrete Aging
(American Society of Civil Engineers, 2014)Asphalt concrete (AC) consists of coarse aggregate, asphalt binder, and fines. The asphalt binder creates an asphalt film around the coarse aggregate and fines. Fines are trapped inside the binder film, which is also known ... -
Nonlocal Equivalent Continua for Buckling and Vibration Analyses of Microstructured Beams
(American Society of Civil Engineers, 2015)This paper is focused on the buckling and the vibration analyses of microstructured structural elements, i.e., elements composed of repetitive structural cells. The relationship between the discrete and the equivalent ... -
Atomic-Level Shear Stress-Strain Behavior of β-Sn
(American Society of Civil Engineers, 2013)Shear deformation of