Materials Engineering (MatEng)
Recent Submissions
-
Core-Shell Precipitates in Ternary Alloys: A Phase-Field Study
Since the discovery of age hardening, a large number of alloys have been produced that exploit the presence of one or more precipitate phases in the microstructure for strength enhancement. In recent decades, alloys with ... -
Studies on drop formation at conical and capillary tips
Despite the role of drops being recognised in many metallurgical processes, surprisingly no significant progress has been made in this area. An understanding of the drop formation phenomenon is expected to give a better ... -
Electron spectroscopic studies of surface segregation and oxidation of Cu and Ni based alloys and low temperature preparation and characterization of intermetallics base on the system Fe-W-Mo
An overview of the surface studies on alloys reported in the literature and the objectives of the present investigationbave been presented in this chapter. Preparation and characterization of the various alloys studied ... -
Physical and mathematical modelling of boron carbide manufacturing process
Boron carbide is produced in a heat?resistance furnace using boric oxide and petroleum coke as the raw materials. In this process, a large current is passed through the graphite rod located at the center of the cylindrical ... -
Corrosion and related electrochemical studies on ziroconium (in nitrate melts, nitrats fluoride melts and aqueous nitrate solutions)
The thesis embodies the results of the investigations on the corrosion of zirconium in nitrate melts. The predicted thermodynamic behaviour of zirconium in 2-component NaNO?-KNO? eutectic melts based on E-pO diagrams ... -
Thermodynamic studies on the systems Ln-Fe-O (Ln = Nd, Sm, Dy)
Ternary oxides in the systems Ln–Fe–O (Ln = Nd, Sm, Dy) have been prepared by the citrate–nitrate route and characterised by X?ray diffraction analysis. The particle sizes of the ternary compounds were estimated to be in ... -
Overcoming Processing Constraints in Organic Electronics: Crosslinking Strategies and Ultra-Thin Film Integration
The evolution of modern electronics has been dominated by Si-based technologies for many years, as they have enabled reliable, powerful, and compact devices. While the silicon-based technologies are powerful, they face ... -
Analytical and numerical solutions of some moving boundary problems. vol. 2
This thesis presents analytical and numerical solutions of some Moving Boundary Problems (MBP’s), especially those pertaining to solidification/melting. Since solidification problems are mathematically analogous to melting ... -
Propagation of a curved weak shock front
Waves are ubiquitous in the physical world. The study of general laws that govern their propagation is, therefore, important. In particular, nonlinear hyperbolic waves are frequently encountered, for some of which the ... -
On hardy-sobolev inequality and its application to certain singular problems
Inequalities involving integrals of a function and its derivatives appear frequently in various branches of mathematics and represent a useful tool, e.g., in the theory and practice of differential equations, in the theory ... -
Strain controlled low cycle fatigue and creep-fatigue interaction behaviour of a type 316L(N) stainless steel
Type 316L(N) stainless steel (SS) is the currently favored structural material for several high-temperature components in the primary side of the liquid metal-cooled fast breeder reactor. The choice of this material is ... -
Analytical and numerical solutions of some moving boundary problems. vol.1
Title of the Thesis: Analytical and Numerical Solutions of Some Moving Boundary Problems This thesis presents analytical and numerical solutions of some Moving Boundary Problems (MBP’s), especially those pertaining to ... -
Structure–Property Correlation in the Lead-Free K0.5Bi0.5TiO3-Based Piezoceramics
Ferroelectric materials with a perovskite (ABO₃) structure exhibiting enhanced electromechanical properties are widely used in actuators, pressure sensors, electro-optic devices, and transducers across sectors such as ... -
Elucidation and prediction of ion transport in battery materials: A first-principles and machine learning study
Facile ionic mobility within host frameworks is crucial to the design of high-energy-density batteries with high-power-densities, where the activation energy required for ion migration (Em) between crystallographic sites ... -
Some aspects of synthesis, structure and stability of quasicrystals.
The celebrated discovery of quasicrystals has broadened our outlook towards the various possibilities of atomic arrangements in the solid state. Many fascinating problems in the field of quasicrystals have emerged, which ... -
Kinetic investigations on gas solid reactions
Gas-Solid Reactions in Metallurgical Processes Gas-solid reactions are of current interest to process metallurgists because of their growing importance in industrial processes. In the present work, investigations were ... -
Structure and Polar Properties of SrTiO3-xNa0.5Bi0.5TiO3 Ferroelectric System
Ferroelectric materials exhibit interesting dielectric and piezoelectric properties. While for over six decades, lead-zirconate titanate (PZT) has been the most sought after piezoelectric material for actuator, transducer, ... -
Improving Mechanical Properties and Self-Healing by Dynamic Bonds at Interface in Carbon Fiber Reinforced Epoxy Laminate and its Recycling
Carbon fiber-reinforced epoxy (CFRE) laminates have revolutionized aerospace engineering due to their exceptional strength-to-weight ratio, corrosion resistance, and design flexibility. However, challenges such as weak ... -
Strain Controlled Low Cycle Fatigue and Creep-fatigue interaction behaviour of A type 316(L) Stainless Steel
Type 316L(N) stainless steel (SS) is the currently favored structural material for several high temperature components in the primary side of the liquid metal cooled fast breeder reactor. The choice of this material is ... -
Development of Fully Printed Smart Tags with On-chip Power Sources
Within the last two decades, the field of printed and flexible electronics has matured to the level that complex solutions to societal needs can be envisioned. This includes applications involving multi-sensor platforms, ...
RSS 1.0