Materials Engineering (MatEng): Recent submissions
Now showing items 1-20 of 340
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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 ... -
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 ... -
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 ... -
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 ... -
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, ... -
Correlation Between Microstructure, Electrochemical Degradation and Hydrogen Permeation behaviour of Electrodeposited Cobalt Based Coatings
The application of cobalt and cobalt based coatings is limited by their electrochemical degradation in corrosive environments. In the present work, corrosion and hydrogen permeation behavior of electrodeposited Co and ... -
Exploring the atomic-level solute-defect interactions for designing high-performance disordered Ni-Co base alloys and ordered Ni base superalloys
For structural applications, a major section of high-strength alloys, such as steels, superalloys, etc., has a base element of iron, nickel, cobalt, titanium, aluminium or their combinations. Such materials enable ... -
Design and Fabrication of P3HT-Field Effect Transistors
The increasing demand for advanced sensing applications has highlighted the potential of hybrid systems combining silicon technology with organic field-effect transistors (OFETs). Silicon technology-based devices are ... -
Mucin-Based Photocrosslinkable Bioinks for 3D Bioprinting and Tissue Engineering
The growing demand for treatment strategies to address organ damage caused by chronic illness, trauma, and aging, along with the demand for disease models and drug testing, has spurred significant advancements in tissue ... -
Evolution of oxide layers in heat-treated and deformed CMSX-4 superalloy in different atmospheres at 900oC
Superalloys are special class of high temperature alloys that are used for making components in gas-turbine engines, catalytic reactors which are exposed to highly corrosive atmospheres. These alloys have exceptional ... -
Thermal and Thermo-Mechanical Behaviour of Additively Manufactured Hastelloy X
Additive manufacturing (AM) is one of the emerging technologies to manufacture near-net-shape engineering components layer-by-layer using a suitable heat source. The rapid adoption of AM in the field of aerospace owes to ... -
Advanced Thermoplastic Laminates with Tailored Interface for Aerostructures
Carbon fiber reinforced polymer (CFRP) laminates are currently used in commercial aircrafts replacing their metallic counterparts. Epoxy is used as matrix in CFRPs in the primary structures of aircrafts such as fuselage, ...