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Mechanical, Microstructural, and Corrosion Characterizations of Similar & Dissimilar Induction Assisted Friction Stir Welding of Inconel 718 & Stainless Steel

Raj, Sanjay (2023)

Friction stir welding (FSW) of high-strength materials like Inconel 718 and steel is more challenging than welding softer materials for several reasons, including high tool degradation and the potential for defective joint ...

Pankaj, Pardeep (2023)

A comprehensive understanding of metallography, heat generation, plastic deformation, and material flow/intermixing associated with the tool–workpiece intersection is required to substantially eradicate defects from the ...

Cost-effective Video streaming for Internet of Connected Vehicles using Heterogeneous Networks

Chowdhury, Debanjan Roy (2023)

"Internet of Connected Vehicles (IoCV) comprises smart vehicles which communicate among themselves and are connected to the Internet through static infrastructure nodes. Infrastructure nodes may use heterogeneous network ...

In silico prediction of precursor microRNA in insects

Nath, Adhiraj (2023)

Pre-MicroRNAs are the hairpin loops from which microRNAs are produced that have been found to negatively regulate gene expression in several organisms. In insects, microRNAs participate in several biological processes ...

Production of Dark Matter and Baryon Asymmetry in Non-standard Cosmologies

Das, Suruj Jyoti (2023)

This thesis is devoted to the study of two long-standing problems of particle physics and cosmology: the origin of dark matter and the baryon asymmetry of our Universe, in the presence of a non-standard cosmological history ...

Thermodynamic and fluid interpretations of gravitational field equations: General relativity and beyond

Dey, Sumit (2023)

The intriguing connections between gravity and thermodynamics have been a long standing subject of study. The conventional laws of black hole mechanics have often provided deep insights into the nature of gravity. In this ...

Nearly Invariant Subspaces with Finite Defect in Vector Valued Hardy Spaces and its Applications

Das, Soma (2023)

In this dissertation, we characterize nearly invariant subspaces of finite defect for the backward shift operator acting on the vector valued Hardy space. Using this characterization we completely describe the almost ...

Studies on Utilisation of Agro-Waste for Fabrication of Sustainable Bio-Composites

Bhattacharjee, Sayan Kumar (2023)

This doctoral thesis focuses on the valorisation of agricultural waste in the form of rice straw and the fabrication of different polymeric bio-composites and nanocomposites. Other value-added products in the nanometres ...

Functional elucidation of CRISPR-Cas I-B interference machinery of Leptospira interrogans

Hussain, Md Saddam (2023)

Leptospira interrogans is the causative agent of leptospirosis, a zoonotic disease accounting for approximately 60,000 human deaths every year globally. The leptospires show incompetence to conventional genetic manipulation ...

Trace Formulas and Finite Dimensional Approximations

Pradhan, Chandan (2023)

The dissertation gives a new proof of some existing second-order trace formulas, namely the Koplienko-Neidhardt trace formula for pair of unitaries in the multiplicative path, the Koplienko-Neidhardt trace formula for pair ...

Excitation of Toroidal Resonances in Meta-surfaces and their Applications at Terahertz Frequencies

Bhattacharya, Angana (2023)

he terahertz (THz) range of frequencies has become an important field of research in recent times, with the advent of electromagnetic metasurface technologies. This thesis focuses on the study of the excotic toroidal ...

Lutein Production by Chlorella Vulgaris Using Poultry Litter Anaerobic Digestate and its Potential Applications

Ramasamy, Surjith (2022)

Lutein is an alpha carotenoid, and it is used as an antioxidant, colouring agent, and for treating age related macular degeneration. Lutein is currently produced from petals of marigold grown on agricultural land. Production ...

Development and Performance Evaluation of a Medium Scale Clustered LPG Stove with Porous Radiant Burner

Deb, Sunita (2022)

This thesis presents a detailed investigation on improving the performance of a Porous Radiant Burner (PRB) by the means of clustering small sized burner against a large size burner. Experimental results suggested that ...

Formability and Failure Response of AA5052-H32 Sheets Deformed using a Shock Tube

Barik, Saibal Kanchan (2022)

The emerging interest to minimize fuel consumption and carbon emission, lightweight component design has become one of the important goals in the automotive industries. Among the lightweight materials, aluminium alloys are ...

Condition Assessment of Natural Ester Oil and its Nanofluid filled Transformer

Baruah, Niharika (2022)

This thesis presents the condition assessment of transformers filled with alternative dielectric fluids such as natural ester oil (NEO) and its nanofluids (NFs) by evaluating the oil properties. It also presents the ...

Development of New Displacement-based Methods for the Computation of Notch Stress Intensities of Sharp V-notches

Hussain, Mirzaul Karim (2022)

Brittle fracture assessment of engineering components or structures containing sharp V-notches is an important and evolving research area in the field of notch fracture mechanics. A large number of brittle fracture criteria ...

Effect of cation type of chloride salts, and sulfate ion on chloride diffusion, chloride binding and rebar corrosion in concrete containing corrosion inhibitors

Das, Jyotish Kumar (2022)

Corrosion damage of steel reinforcement embedded in concrete is one of the major factors that affects the durability and decreases the service life of reinforced concrete structures, which results in huge economic losses. ...

Quality of Experience for Dynamic Adaptive Streaming over HTTP in Mobile Devices: Assessment, Modeling and Improvement

Yarnagula, Hema Kumar (2022)

The works in this dissertation assess, model and improve the quality of experience (QoE) for dynamic adaptive streaming over HTTP (DASH) in mobile devices. We first investigate how the bitrate adaptation algorithms in DASH ...

Synthesis of Bio-lubricant Base Stocks From Waste Oil

Paul, Atanu Kumar (2022)

Lubricants are oils that are often used in machines to reduce friction. Most lubricants and functional fluids in the present day are made entirely from petrochemical or mineral sources. Rising concerns about the environmental ...

Deriving Functional Interfaces from Chemically Reactive and Porous Dip Coating

Das, Supriya (2023)

Bioinspired liquid wettability and patterned interfaces remained an inspiration for developing various functional materials/interfaces for relevant and important applications. The essential criteria for contriving bio-inspired ...

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