Journal of Applied Mechanics: Recent submissions
Now showing items 241-260 of 12181
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An Incremental Interpolation Scheme With Discrete Cosine Series Expansion for Multimaterial Topology Optimization
(The American Society of Mechanical Engineers (ASME), 2024)Topology optimization is a powerful tool for structural design, while its computational cost is quite high due to the large number of design variables, especially for multilateral systems. Herein, an incremental interpolation ... -
A Separation Modeling Method for Morphing QUAV: Analytical Solutions for Constraint Forces Under Deformation
(The American Society of Mechanical Engineers (ASME), 2024)A morphing quadrotor unmanned aerial vehicle (QUAV) possesses the remarkable ability to alter its shape, enabling it to navigate through gaps smaller than its wingspan. However, these deformations result in changes to the ... -
Enhancing the Mobility of Small-Scale Robots Via Nonlinear Structural Springs Exhibiting Negative Stiffness
(The American Society of Mechanical Engineers (ASME), 2024)Compared to traditional robotic systems, small-scale robots, ranging from several millimeters to micrometres in size, are capable of reaching narrower and vulnerable regions with minimal damage. However, conventional ... -
Analytical Solutions for Circular Elastic Membranes Under Pressure
(The American Society of Mechanical Engineers (ASME), 2024)This study investigates the problem of a circular elastic membrane clamped or adhered at its boundary and subjected to uniform transverse pressure. Many analytical solutions for this classical problem have been developed ... -
A Constitutive Law Modeling the Mixed Hardening Behavior of Particle-Reinforced Composites
(The American Society of Mechanical Engineers (ASME), 2024)A homogenized elasto-plastic constitutive law (including both constitutive equations and inversed constitutive equations) is proposed in an incremental form for the particle-reinforced composites based on the flow theory ... -
Temperature Field Around Nearly Spherical Cavities in Uniform Heat Flow
(The American Society of Mechanical Engineers (ASME), 2024) -
Variational Integrators on Manifolds for Constrained Mechanical Systems
(The American Society of Mechanical Engineers (ASME), 2024)Variational integrators play a pivotal role in the simulation and control of constrained mechanical systems. Current Lagrange multiplier-free variational integrators for such systems are concise but inevitably face issues ... -
A Nonlinear Mixed Finite Element Method for the Analysis of Flexoelectric Semiconductors
(The American Society of Mechanical Engineers (ASME), 2024)In this paper, we develop a nonlinear mixed finite element method for flexoelectric semiconductors and analyze the mechanically tuned redistributions of free carriers and electric currents through flexoelectric polarization ... -
Self-Equilibrium Analysis and Minimal Mass Design of Tensegrity Prism Units
(The American Society of Mechanical Engineers (ASME), 2024)This paper provides a specific analysis strategy for tensegrity prism units with different complexities and connectivity. Through the nodal coordinate matrix and connectivity matrix, we can establish the equilibrium equation ... -
The Mechanics of Elastomeric Sheet Reinforced With Bidirectional Fiber Mesh Subjected to Flexure on Boundaries
(The American Society of Mechanical Engineers (ASME), 2024)We investigate the concurrent three-dimensional deformations of fiber-reinforced composite sheets subjected to out-of-plane bending moments via a continuum model, where we invoke the neo-Hookean strain energy model for the ... -
Elastic-Gap Free Formulation in Strain Gradient Plasticity Theory
(The American Society of Mechanical Engineers (ASME), 2024)This article presents an elastic-gap free isotropic higher-order strain gradient plasticity theory that effectively captures dissipation associated to plastic strain gradients. Unlike conventional methods that divide the ... -
Asymptotic Stress Field for the Blunt and Sharp Notches in Bi-Material Media Under Mode III Loading
(The American Society of Mechanical Engineers (ASME), 2024)This study introduces a novel approach to analyze the stress and displacement fields around blunt notches in bi-material media, focusing on mode III loading conditions. The eigenfunction expansion method is used to derive ... -
Substrate Thickness Optimization in Multi-Material Single Lap Adhesive Joints
(The American Society of Mechanical Engineers (ASME), 2024)Adhesive bonding of dissimilar materials introduces stress concentrations due to stiffness mismatch between the substrates, thereby exacerbating the peel and shear stresses leading to premature failures in single lap ... -
Stokes’ Second Flow Problem Revisited for Particle–Fluid Suspensions
(The American Society of Mechanical Engineers (ASME), 2023)An alternative analytical model is proposed for hydrodynamics of incompressible Newtonian fluids with suspended solid particles. Unlike existing single-phase models that do not distinguish the velocity field of suspended ... -
Measurement of Binder/Active Material Interface Fracture in Rechargeable Batteries and the Effect of Oxide Coating
(The American Society of Mechanical Engineers (ASME), 2023)Interface fracture is a critical issue for next-generation rechargeable batteries. The integrity of the binder/active material interface is essential for successful battery operation, and the interface failure is a major ... -
A Mechano-Electro-Chemical Coupling Model for Bending Analysis of Single-Stranded DNA Microbeam Biosensors Due to Flexoelectricity
(The American Society of Mechanical Engineers (ASME), 2023)Highly compliant structures such as microbeams can deform substantially in response to interactions between molecules adsorbed on their surface. To understand such systems and improve their detection signals, a ... -
Smooth Lagrangian Crack Band Model Based on Spress-Sprain Relation and Lagrange Multiplier Constraint of Displacement Gradient
(The American Society of Mechanical Engineers (ASME), 2023)A preceding 2023 study argued that the resistance of a heterogeneous material to the curvature of the displacement field is the most physically realistic localization limiter for softening damage. The curvature was ... -
Revealing the Effect of Dynamic Structural Evolution on Triple Junction Deformation Mechanism: Molecular Dynamics Simulations and an Energetic Model
(The American Society of Mechanical Engineers (ASME), 2024)Triple junction (TJ) migration is a plastic deformation mechanism in polycrystalline metals mediated by the interplay between neighboring grain boundaries (GBs). Compared with GB migration, the dynamic change of TJ structure ... -
Periodic Solutions of Wave Propagation in a Strongly Nonlinear Monatomic Chain and Their Novel Stability and Bifurcation Analyses
(The American Society of Mechanical Engineers (ASME), 2024)A modified incremental harmonic balance (IHB) method is used to determine periodic solutions of wave propagation in discrete, strongly nonlinear, periodic structures, and solutions are found to be in a two-dimensional ... -
Evaluating a Stochastic Singularity Level in a V-Notch Isotropic Domain Due to Randomness in Material Properties
(The American Society of Mechanical Engineers (ASME), 2024)The singular level of a v-notched isotropic domain is crucial as it relates to the domain’s stress intensity factor (SIF), which is essential for failure prediction. Typically, the singular level is calculated using ...