Journal of Engineering Materials and Technology: Recent submissions
Now showing items 781-800 of 3257
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Correlating Microscale Thermal Conductivity of Heavily-Doped Silicon With Simultaneous Measurements of Stress
(The American Society of Mechanical Engineers (ASME), 2011)The functioning and performance of today’s integrated circuits and sensors are highly affected by the thermal properties of microscale silicon structures. Due to the well known size effect, the ... -
Physical, Mechanical, and Degradability Properties of Chemically Treated Jute Fiber Reinforced Biodegradable Nanocomposites
(The American Society of Mechanical Engineers (ASME), 2011)Biodegradable composites were fabricated using chemically treated woven jute fiber, a biodegradable polymer (biopol), and 2–4 wt. % montmorillonite K10 nanoclay by compression molding process. ... -
Effect of Distribution Media Length and Multiwalled Carbon Nanotubes on the Formation of Voids in VARTM Composites
(The American Society of Mechanical Engineers (ASME), 2011)The first part of this paper characterizes the effect of tooling and process parameters such as the length of distribution media used in vacuum assisted resin transfer molding (VARTM) of ... -
Comparative Abrasive Wear Study of HVOF Coatings Obtained by Spraying WC-17Co Microcrystalline and Duplex Near-Nanocrystalline Cermet Powders
(The American Society of Mechanical Engineers (ASME), 2011)High velocity oxy-fuel spraying was used to develop a near-nanocrystalline coating from a duplex Co coated WC-17Co powder feedstock. A microstructural and mechanical property characterization of ... -
An Analytical Model for the Effective Dielectric Constant of a 0-3-0 Composite
(The American Society of Mechanical Engineers (ASME), 2011)An analytical expression for prediction of the effective dielectric constant of a three phase 0-3-0 ferroelectric composite is presented. The analytical results are verified with the experimental ... -
Effect of Meso to Micro Transition in Morphology Dependent Fracture of SiC Ceramics
(The American Society of Mechanical Engineers (ASME), 2011)Silicon carbide (SiC) is an important ceramic material usually found in polycrystalline form with grain boundary thickness ranging from a few nanometers to a few hundred nanometers and grains ... -
Degradation of Mechanical Properties of Conventional and Nanophased Carbon/Epoxy Composites in Seawater
(The American Society of Mechanical Engineers (ASME), 2011)Composites used for marine applications are subjected to various environmental effects, such as moisture, temperature, UV radiation, and seawater. In this study, effect of seawater on the degradation ... -
Recent Advances in Micro, Nano, and Cellular Composite Materials
(The American Society of Mechanical Engineers (ASME), 2011)It is with great pleasure that we compiled the Special Issue Recent Advances in Micro, Nano, and Cellular Composite Materials of the Journal of Engineering Materials and Technology (JEMT). In ... -
A Micromechanical Model to Predict Mechanical Durability of Glass Multifilament Bundles in Rubber Composite
(The American Society of Mechanical Engineers (ASME), 2010)Many rubber products are reinforced with glass fibers to give dimensional stability, high modulus, and good fatigue life. To understand failure of these products, it is essential to understand ... -
Densification of Porous Stainless-Steel SLS Components During Cold Isostatic Pressing
(The American Society of Mechanical Engineers (ASME), 2010)The process that combines selective laser sintering (SLS) and cold isostatic pressing (CIP) can manufacture nearly fully dense metal components with complex geometries. However, the SLS component ... -
Chain Entanglements and Mechanical Behavior of High Density Polyethylene
(The American Society of Mechanical Engineers (ASME), 2010)It has long been suspected that physical chain entanglements in the amorphous phase affect the strain hardening behavior of polyethylene. The precise number of chain entanglements in solid ... -
Processing Defects and Resulting Mechanical Properties After Metal Injection Molding
(The American Society of Mechanical Engineers (ASME), 2010)The paper is concerned with occurrence of processing defects and resulting mechanical properties associated with material processing by metal injection molding (MIM). MIM process is a multistep ... -
Hamilton’s Principle of Entropy Production for Creep and Relaxation Processes
(The American Society of Mechanical Engineers (ASME), 2010)In this paper, two subspaces of the state space of constrained equilibrium states for solids are proposed and addressed. One subspace, constrained affinity space, is conjugate-force space with ... -
Numerical Simulation of Residual Stress Relaxation in Shot Peened High-Strength Aluminum Alloys Under Reverse Bending Fatigue
(The American Society of Mechanical Engineers (ASME), 2010)The mechanism of the residual stress relaxation during the fatigue life of shot peened high-strength aluminum alloys was investigated. Experiments were conducted on specimens subjected to three ... -
Approximate Solutions for a Self-Folding Problem of Carbon Nanotubes
(The American Society of Mechanical Engineers (ASME), 2010)This paper treats approximate solutions for a self-folding problem of carbon nanotubes. It has been observed in the molecular dynamics calculations (, Gao, and Huang, 2006, “ Self-Folding and ... -
The Anomalous Redundant Deformation and Work Hardening of the AISI 420 Stainless Steel During Axisymmetric Drawing
(The American Society of Mechanical Engineers (ASME), 2010)The cold axisymmetric drawing of metals leads to effective strains that increase from the centerline to the surface of the material cross section. This strain heterogeneity depends on the die ... -
Development of Strong Surfaces Using Functionally Graded Composites Inspired by Natural Teeth—A Theoretical Approach
(The American Society of Mechanical Engineers (ASME), 2010)In recent years functionally-graded composites have been proposed to develop strong surfaces that can withstand high contact and frictional forces. The present work presents a new graded composite ... -
Development of Strong Surfaces Using Functionally Graded Composites Inspired by Natural Teeth—Finite Element and Experimental Verification
(The American Society of Mechanical Engineers (ASME), 2010)Functionally graded materials (FGMs) are composite materials that exhibit a microstructure that varies locally in order to achieve a specific type of local material properties distribution. In ... -
Dual-Axis Hole-Drilling ESPI Residual Stress Measurements
(The American Society of Mechanical Engineers (ASME), 2010)A novel dual-axis ESPI hole-drilling residual stress measurement method is presented. The method enables the evaluation of all the in-plane normal stress components with similar response to ... -
Characterization of Integrated Functionally Gradient Syntactic Foams
(The American Society of Mechanical Engineers (ASME), 2010)Light weight high strength composites can be obtained by reinforcing resin with fillers such as hollow or solid particles and fibers. Composites were fabricated using microballoons (hollow ...