Browsing Materials Engineering (MatEng) by Title
Now showing items 72-91 of 355
-
Effect of Length Scale on High Temperature Mechanical Behavior of Sn-Cu Joints: A Mechanics and Material Science Based Treatment
With the ongoing miniaturization of microelectronic devices, the size of compliant solder in microscale solder joints has significantly reduced, proportion of brittle phases has increased, and the microscale joints have ... -
Effect of Li Addition on the Plasticity of AZ31 Mg-Alloy
(2017-11-14)Mg-alloys, despite being the lightest structural metallic materials, find limited applications due to their poor workability, which is due to the hcp structure that does not provide sufficient number of independent slip ... -
Effect of Microstructural Evolution on the Electrochemical Degradation Behaviour of Electrodeposited Tin-Based Coatings
The electrodeposited/electroplated Sn has been used as a protective coating to enhance corrosion resistance, anode material for rechargeable Li-ion battery as an alternative to graphite, decorative finishes, and electronic ... -
Effect of microstructure and texture on the dwell fatigue behaviour of titanium alloys
Ever since the failure of the fan blades of the Rolls Royce gas turbine engine that powered the Lockheed Martin tristar aircraft in 1972, ambient temperature dwell fatigue (DF) in titanium alloys has received considerable ... -
Effect of off-stoichiometry, grain size and chemical substitution on microstructure, global structure, electromechanical and energy storage properties of lead free Na0.5Bi0.5TiO3 (NBT) based piezoceramics
Ferroelectric and piezoelectric materials, especially the polycrystalline ceramics, are promising candidates for application in pressure sensors, actuators, transducers, ultrasonic motors, energy storage capacitors, ... -
Effect of Process Parameters on the Growth of N-Polar GaN on Sapphire by MOCVD
(2017-09-20)Group III-Nitrides (GaN, InN & AlN) are considered one of the most important class of semiconducting materials after Si and GaAs. The excellent optical and electrical properties of these nitrides result in numerous ... -
Effect Of Processing And Test Variables On The Deformation Characteristics Of Tantalum
(2016-11-23)The dependence of flow stress of body centered cubic metals on variables such as strain rate, temperature, strain and microstructural is a research area of continued interest. Recently, there has been renewed interest in ... -
Effect of Processing Mg-6zn-0.2ce Through High-pressure Torsion on Its Use as a Biomaterial
Here, we investigate the effect of high-pressure torsion (HPT), a severe plastic deformation process, on the mechanical properties, corrosion, and cytotoxicity of Mg-6Zn-0.2Ce alloy, a candidate material for bioresorbable ... -
Effect of processing on texture and microstructure in Aluminium-Lithium alloys and its consequences on mechanical properties
Lightweight Aluminium -Lithium based alloys have high potential for use in aerospace structural components. However, large anisotropy in mechanical properties restricts the use of these alloys. The alloy AA2195 (Al-Li-Cu-Mg-Ag-Zr) ... -
Effect of Sintering on Microstructure and Mechanical Properties of Air Plasma Sprayed 7 wt.% Y2O3 Stabilized ZrO2
Air plasma sprayed (APS) 7 wt.% Y2O3 stabilized ZrO2 (7YSZ) coating is conventionally used for thermal insulations (in form of thermal barrier coating, TBC) in various hotter sections of land-based gas turbine engines and ... -
Effect of texture grain size and carbide precipitation of the crevice corrosion behaviour of oustenitic stainless steels in aqueous medium
Crevice corrosion is a localized form of attack that occurs at shielded areas on metal surfaces exposed to certain specific corrosive environments. This type of corrosion occurs very frequently in engineering structures, ... -
Effect of thermo-mechanical treatment on the evolution of microstructure and mechanical properties in a β and a β rich α+β titanium alloy
Near β and metastable β-titanium alloys are difficult to process due to narrow processing window. Lower processing temperature causes difficulty in recrystallization of these alloys especially in the two phase conditions, ... -
Effect of Thermomechanical Processing on Microstructure And Microtexture Evolution in Titanium Alloys
(2017-09-26)The properties of titanium alloys are based on alloy compositions and microstructures that consist of mixtures of the two allotropic modifications of titanium, the low temperature α (hcp) and the high temperature β (bcc) ... -
Effect of trade addition of tin on the isothermal and di- isothermal geing characteristic of anlminium- magnesium 0.26 silicon alloy
Pre?precipitation and precipitation processes in quenched supersaturated solid solutions of age?hardenable alloy systems are known to be vacancy?aided phenomena. The clustering kinetics would be significantly altered when ... -
Electric Field Driven Structural Transformations in BaTiO3 and Lead Zirconate Titanate (PZT) based Piezoceramics
Ferroelectrics are important class of functional materials that finds application in transducers, actuators, memory devices, electro-optics and position sensing devices. Until recently, the high performance piezoelectrics ... -
Electrobioleaching Of Sphalerite Flotation Concentrate
(2012-11-19) -
Electrochemical Behavior of Metallic Coatings Containing Carbonaceous Additives
Coatings have been traditionally used for protection against corrosion. Therefore, substantial efforts have been focused on engineering the microstructure and morphology of coatings to enhance their corrosion resistance ... -
Electromagnetic interference shielding materials derived from epoxy based nanocomposites
The thesis entitled “EMI shielding materials derived from epoxy based nanocomposites” systematically studies the effect of CF and surface modified CF on the EMI shielding of epoxy composites. In addition, to target the ... -
Electromechanical properties of PbTiO3 based piezoelectric ceramics and energy harvesting application of their flexible polymer composites
Ferroelectric and piezoelectric polycrystalline ceramics exhibiting large electromechanical response are sought after in electronic devices such as actuators, transducers in sonar, sensors, accelerators, aerospace, ...