Browsing Materials Engineering (MatEng) by Title
Now showing items 172-191 of 315
-
Microstructure And Texture Evolution And Its Effect On Mechanical Properties In Dilute Magnesium Based AZ21 Alloy
(2009-03-05)Dilute Mg alloys are exclusively identified for wrought structural applications in automotive industry. Any improvement in mechanical properties of alloys is possible only by grain size refinement and by the development ... -
Microstructure and texture evolution in wire drawing and its role on the tension and torsion response of nickel microwires
It is now well known that the strength of the metallic materials depends on microstructural features such as dislocation density, grain size, and precipitates. The migration of lattice defects such as dislocations is a ... -
Microstructure Design And Interfacial Effects On Thermoelectric Properties Of Bi-Sb-Te System
(2017-09-07)Climate change is a subject of deep distress in today’s world. Over dependence on hydrocarbon has resulted in serious environmental problems. Rising sea level, global warming and ozone layer depletion are the mainstream ... -
Microstructure Development During Laser And Electron Beam Welding Of Ti/Ni Dissimilar Joints
(2009-09-02)Fusion welding of dissimilar metals constitutes a crucial processing stage in a variety of applications, and the use of high energy beams (HEB) like lasers and electron beams for such welding applications has several ... -
Microstructure – texture - mechanical property correlation in additively manufactured stainless Steel 316L and Cu-Ni-Sn
Metal additive manufacturing (AM) has gained considerable interest in recent years because of its ability of near net shape building of the components, one-go production, ability to make intricate designs and minimized ... -
Microstructure-Corrosion Property Correlation in Electrodeposited Sn and Cu Based Coating Systems
Conventional metallic coatings are widely used for protection against corrosion. This study investigates the correlation between microstructure and corrosion properties in SnCr and CuCr electrodeposited coatings. The wide ... -
Modeling Constitutive Behavior And Hot Rolling Of Steels
(Indian Institute of Science, 2006-03-17)Constitutive behavior models for steels are typically semi-empirical, however recently neural network is also being used. Existing neural network models are highly complex with a large network structure i.e. the number ... -
Modeling Of Liquid Flow In A Packed Bed Under Influence Of Gas Flow
(2009-03-05)The aim of the current study is to model (non-wetting) liquid flow in a packed bed under the influence of gas flow. It has been observed experimentally that non-wetting liquid flows in a packed bed in form of small droplets ... -
Moisture Barrier Polymer Nanocomposites for Organic Device Encapsulation
(2018-07-10)The advancement in smart technologies for organic conducting polymers as flexible substrates in LEDs, PVs and solid state lighting necessitates the development of ultra-high barrier films to protect the devices from moisture ... -
Morpological Architecturing of Electroactive Materials in Organic Electronics
(2018-05-11)Morphological architecturing is one of the smart and efficient ways to maximize the number of excitons harvested from the known photoactive materials and existing fabrication technologies. Surfaces and interfaces play a ... -
Multi-Scale Approaches For Understanding Deformation And Fracture Mechanisms In Amorphous Alloys
(2010-03-09)Amorphous alloys possess attractive combinations of mechanical properties (high elastic limit, ~2%, high fracture toughness, 20-50 MPa.m1/2, etc.) and exhibit mechanical behavior that is different, in many ways, from that ... -
Multifunctional hydrogels with injectable, self-healing, and shape-morphing capabilities for biomedical applications
In recent years, there has been a notable surge in interest surrounding implantable biomaterials due to their potential applications in treating physical defects and traumas. Hydrogels have garnered growing attention among ... -
A Multiscale Study of the Thermodynamics and Kinetics of Vacancy–grain-boundary Interactions
Grain boundaries (GBs) influence many physical and mechanical properties of crystalline materials. This is primarily because of their interactions with other kinds of defects, such as point and line defects. Such interactions ... -
Nano Surface Modifications for Anti-Corrosive and Anti-Biofouling Applications
Microbially Induced Corrosion (MIC) of materials is a major concern of marine industry. Various ferrous and non-ferrous materials used in industry are prone to MIC. Bio-fouling or formation of bio-film on material surface ... -
Nano-mechanical, optical and structural property correlations in binary, ternary, and quaternary tellurium-based chalcogenide glasses
Over a half century, from the advent of chalcogenide glasses, it was used for various applications like xerography, phase change memories (PCM), solar cells, infrared devices and so on. These applications made use of some ... -
Nanoparticles for Bio-Imaging : Magnetic Resonance Imaging and Fluorescence Imaging
(2018-07-19)This thesis provides several nanomaterial systems that can be used as contrast agents in magnetic resonance imaging (MRI) and for optical fluorescence imaging. Nanoparticle systems described in this thesis fall under three ... -
Nanoscale surface engineering of metallic biomaterials for enhancement of mechanical and biological responses
Metallic materials are widely used in load bearing orthopedic applications. The alloys used in the implants are 316L stainless steel (SS), commercially pure Ti (cp-Ti), Ti-6Al-4V and Co-Cr-Mo alloys. The life of implants ...