Journal of Engineering Materials and Technology: Recent submissions
Now showing items 861-880 of 3257
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Editorial
(The American Society of Mechanical Engineers (ASME), 2009)This special issue of the Journal of Engineering Materials and Technology (JEMT) contains selected papers from the first symposium organized on shear; SHEAR07 in Nancy, France, 4–7 September, ... -
Measurement and Assessment of Fatigue Life of Spot-Weld Joints
(The American Society of Mechanical Engineers (ASME), 2009)Spot-weld joints are commonly used to fasten together metal sheets. Because fatigue fracture is the most critical failure mode for these joints under fluctuating loads, understanding their fatigue ... -
Obtaining a Relationship Between Process Parameters and Fracture Characteristics for Hybrid CO2 Laser∕Waterjet Machining of Ceramics
(The American Society of Mechanical Engineers (ASME), 2009)A combined experimental and analytical approach is undertaken to identify the relationship between process parameters and fracture behavior in the cutting of a 1mm thick alumina samples by a ... -
Measures of Bulk and Grain Strain in Deformation Processes
(The American Society of Mechanical Engineers (ASME), 2009)This study illustrates a method of measuring internal total strain based on the observation that networks of internal boundaries within a polycrystalline material deform locally in a manner ... -
A Practical Method for Fatigue Crack Initiation Detection Using an Ion-Sputtered Film
(The American Society of Mechanical Engineers (ASME), 2009)The development of fatigue in a machine element can be divided into the fatigue crack initiation stage and the crack growth stage. The effects of the surface conditions, such as roughness and ... -
Some Analytical Solutions of the Kamal Equation for Isothermal Curing With Applications to Composite Patch Repair
(The American Society of Mechanical Engineers (ASME), 2009)In this paper, we derive some analytical solutions of the Kamal cure rate differential equation. The Kamal model is a first order quasilinear ordinary differential equation, describing the ... -
A Unified Phenomenological Model for Tensile and Compressive Response of Polymeric Foams
(The American Society of Mechanical Engineers (ASME), 2009)Tensile and compressive stress-strain responses were obtained for various densities of polymer foams. These experimental data were used to determine relevant engineering parameters (such as elastic ... -
Stabilization of a Zirconia System and Evaluation of Its Electrolyte Characteristics for a Fuel Cell: Based on Electrical and Mechanical Considerations
(The American Society of Mechanical Engineers (ASME), 2009)The purpose of this study is to clarify the relationship between ionic conductivity and phase transformation of zirconia system codoped with scandium oxide Sc2O3 and ytterbium oxide Yb2O3. Aiming ... -
Modeling Effects of Compliant Coatings on HCF Resistance of Primary Inclusions in High Strength Steels
(The American Society of Mechanical Engineers (ASME), 2009)Nucleation of fatigue cracks at nonmetallic primary inclusions in high cycle fatigue of martensitic steel is computationally investigated. We explore the capabilities of an elastic interphase ... -
Minimization of Friction Influence on the Evaluation of Rheological Parameters From Compression Test: Application to a Forging Steel Behavior Identification
(The American Society of Mechanical Engineers (ASME), 2009)In order to characterize the metal behavior at strain, strain rate, and temperature range encountered in metal forming processes, the rheological compressive test is well adapted and has been ... -
Inelastic Contact Behavior of Crystalline Asperities in rf MEMS Devices
(The American Society of Mechanical Engineers (ASME), 2009)Microelectromechanical systems (MEMS), particularly those with radio frequency (rf) applications, have demonstrated significantly better performance over current electromechanical and solid-state ... -
Influence of Strain Localization on Parameter Identification
(The American Society of Mechanical Engineers (ASME), 2009)In the present contribution, the parameter identification of ductile materials is reconceived in the frame of localization phenomena. To describe the damage process on a continuum mechanical ... -
Characterization of Structural Embrittlement of Creep Crack Growth for W-Added 12%Cr Ferritic Heat-Resistant Steel Related to the Multiaxial Stress
(The American Society of Mechanical Engineers (ASME), 2009)In components under static creep loading condition, the multiaxial stress fields appear due to the plastic constraint and they produce a more brittle type cracking behavior. From a practical ... -
Characterization of Process for Embedding SiC Fibers in Al 6061 O Matrix Through Ultrasonic Consolidation
(The American Society of Mechanical Engineers (ASME), 2009)In this paper, continuous SiC fibers were embedded in an Al 6061 O matrix through ultrasonic consolidation at room temperature. The optimum embedding parameters were determined through peel tests ... -
Effect of Adhesive Thickness and Properties on the Biaxial Interfacial Shear Stresses in Bonded Joints Using a Continuum Mixture Model
(The American Society of Mechanical Engineers (ASME), 2009)In this work, an analytical model based on continuum mixture theories is developed to study the biaxial interfacial shear stresses in adhesive-bonded joints due to thermomechanical loading. The ... -
Failure Analysis of a Fibrous Composite Half-Space Subjected to Uniform Surface Line Load
(The American Society of Mechanical Engineers (ASME), 2009)Unidirectional fiber-reinforced plastic (UD-FRP) laminates have been modeled previously as an equivalent quasihomogeneous monoclinic half-space subjected to an inclined line load on the surface using ... -
Effect of Fiber Content on Void Morphology in Resin Transfer Molded E-Glass/Epoxy Composites
(The American Society of Mechanical Engineers (ASME), 2009)Effect of fiber volume fraction on occurrence, morphology, and spatial distribution of microvoids in resin transfer molded E-glass/epoxy composites is investigated. Three disk-shaped center-gated ... -
Mechanical Behavior of High Temperature Hybrid Carbon Fiber/Titanium Laminates
(The American Society of Mechanical Engineers (ASME), 2009)The aim of this paper was to investigate the tensile and flexural properties of hybrid laminates made with titanium sheets and high modulus carbon fiber composites. Grade II titanium was used, ... -
Critical Review and Appraisal of Traditional and New Procedures for the Quantification of Creep Fracture Behavior Using 1Cr–1Mo–0.25V Steel
(The American Society of Mechanical Engineers (ASME), 2009)The approaches traditionally used to quantify creep and creep fracture are critically assessed and reviewed in relation to a new approach proposed by Wilshire and Scharning. The characteristics, ... -
A Simple and Efficient Reformulation of the Classical Manson–Coffin Curve to Predict Lifetime Under Multiaxial Fatigue Loading—Part I: Plain Materials
(The American Society of Mechanical Engineers (ASME), 2009)This paper summarizes an attempt to devise an engineering method suitable for predicting fatigue lifetime of metallic materials subjected to both proportional and nonproportional multiaxial cyclic ...