Browsing Materials Engineering (MatEng) by Title
Now showing items 74-93 of 286
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Enhancement in corrosion resistance of selected high entropy alloys by incorporation of carbon nanotubes
High entropy alloys (HEAs) have attracted considerable interest due to their remarkable structural and functional properties. HEAs generally contain 5–13 principal elements with the concentrations of each component lying ... -
Eutectic microstructures: Role of interfacial energy anisotropy and diffusivities
Eutectic alloys find a wide application in industrial cast alloys, solder alloys, and in the emerging field of functional materials. Apart from technological applications, multiphase eutectic alloys have also received keen ... -
Evaluation of Low-stress High-temperature Creep: Insights into the Harper-dorn Creep
The theory of creep behavior of single crystals and polycrystalline materials having large grains at very low-stresses and at very high temperatures, as originally proposed by Harper and Dorn in 1957, has been under constant ... -
Evaluation of Power-Law Creep in Bending
Materials for engineering components operating at high temperatures during their service like rockets, aero-turbines, automobile engines, nuclear power plants, steam power plants and micro-electronics are often designed ... -
An Evaluation of the Mechanical Behavior of some new High Temperature Materials
Two new high-temperature alloy systems have been discovered recently at the Indian Institute of Science, which form the basis of this thesis. The first alloy system is an Intermetallic-Intermetallic eutectic composite ... -
Evolution of Crystallographic Texture and Microstructure in Sputter Deposited NiMnGa Thin Films and Their Influence on Magnetic Properties
Shape memory alloys are the promising candidate materials for sensing and actuator-based applications. Amongst a variety of shape memory alloys, NiMnGa based magnetic shape memory alloys are technologically most important ... -
Evolution of Microstructure and Texture during Severe Plastic Deformation of a Magnesium-Cerium Alloy
(2018-01-03)Magnesium alloys have poor formability at room temperature, due to a limited number of slip systems owing to the hexagonal closed packed structure of magnesium. One possibility to increase the formability of magnesium ... -
Evolution of Microstructure and Texture in Manganese Steels
Twinning Induced Plasticity (TWIP) and Transformation Induced Plasticity (TRIP) steels possess excellent combination of high strength and high ductility. Deformation twinning and strain induced martensitic phase transformation ... -
Evolution Of Multivariant Microstuctures With Anisotropic Misfit
(2009-06-17)Many technologically important alloys such as Ni base superalloys and Ti-Al base alloys benefit from the precipitation of an ordered β phase from a disordered α matrix. When the crystallographic symmetry of the β phase is ... -
Evolution of plasma electrolytic oxidation coatings formed on AM50 Mg alloy utilizing various alkaline electrolytes with and without glycerol additive and its corrosion behavior
The widespread application for Mg and its alloys are severely restricted mainly due to its relatively low strength and ductility and poor corrosion behaviour, particularly in the aqueous environment. The plasma electrolytic ... -
Evolution of recrystallization texture in face-centered cubic materials: Role of twin boundaries
The phenomenon of recrystallization and corresponding texture evolution in metallic systems has been studied for several decades yet not understood completely. The complexity of the problem arises due to its dependence on ... -
Evolution Of Texture And Its Correlation With Microstructure And Mechanical Property Anisotropy In AA7010 Aluminum Alloy
(2016-07-12)Al-Zn-Mg-Cu-Zr based AA7010 aluminum alloy belongs to the class of heat treatable alloys and the semi-finished products are generally produced by hot rolling, forging or extrusion processes. It is well known that the ... -
Evolution Of Texture And MIcrostructure During Processing Of Pure Magnesium And The Magnesium Alloy AM30
(2011-07-01)Magnesium is the lightest metal that can be used for structural applications. For the reasons of weight saving, there has been an increasing demand for magnesium from the automotive industry. However, poor formability at ... -
Evolution Of Texture And Microstructure In Some NiTi Based Alloys And Their Impact On Shape Memory Behavior
(2015-07-08)NiTi based shape memory alloys (SMA) cover most of the commercially produced shape memory devices and components. The reversible martensitic transformation between the phases B2 (austenite) and B19′ (martensite) is responsible ... -
Exotic eutectic microstructures
Solidification of eutectic systems delivers compelling examples of microstructure formation, which makes the phenomena intriguing to many engineers and scientists. Therefore, eutectic solidification is extensively studied ... -
Experimental and Numerical Investigation on Friction Welding of Thixocast A356 Aluminium Alloy
(2017-12-01)The challenges of weight reduction and good strength in automotive industry have drawn considerable interest in thixocasting technologies. Joining of such components with conventional fusion welding creates voids, hot ... -
Experimental Study of Multiphase Flow in the Presence of Raceway in the Packed Beds
The lower part of the iron-making blast furnace is very important for operational stability and productivity of it. It represents a multiphase flow, including a cohesive zone. In order to reduce the coke consumption and ... -
Extraction of Creep Parameters from Indentation Creep Experiment: An Artificial Neural Network- Based Approach
Conventional methods for extracting creep properties require conducting several uniaxial tests at different loads, which consumes an intensive amount of material and time. Indentation may minimize the material volume ... -
Extraction of Equivalent Uniaxial Plastic and Viscoplastic Behavior from Bending Using a Mechanistic Approach
The present work is aimed at the extraction of material’s yield and creep parameters using cantilevers by conducting constant deflection rate and constant load tests respectively. Under the assumption of Euler-Bernoulli’s ...