• Induced p-wave superconductivity in a dual topological insulator BiTe and unconventional superconductivity in a magnetic topological insulator MnBi2Te4 

  Mohapatra, Abhinab

  The discovery of topological insulators (TI) and semimetals has led to a whole new world of low-energy electronic devices that enable dissipationless transport through their highly spin-orbit coupled conducting channels. ...

• Spin-structure driven Topological properties in Weyl Semimetallic Pyrochlore Iridates: Structural and Magnetotransport studies 

  Kar, Arnab

  Over the past decade, topological magnetic materials have captivated the scientific community, spurring extensive research into their unique properties. In this thesis, we explore pyrochlore iridates RE2Ir2O7 (where RE ...

• Monolayer MoS2-based heterostructure devices on Silicon and Flexible Substrates 

  Prasad, Pragya

  This work presents a comprehensive study of MoS2-based field-effect transistors (FETs), investigating three key aspects: hysteresis effects, asymmetric I-V characteristics, and piezoelectric properties. Through an exploration ...

• Ultrafast Spectroscopy of Quantum Materials at High Pressure and Low Temperatures 

  Arora, Vikas

  The photo-induced carrier dynamics using ultrafast spectroscopy provides insights into understanding of electron-electron interactions, electron-phonon interactions, quasiparticle formation, carriers recombination, trapping ...

• Twist Angle Dependent Phononic and Photoluminescence Properties of Twisted Bilayer Heterostructures 

  Solanki, Darshit

  This thesis presents research work on twisted bilayer graphene (t-BLG) and twisted tungsten diselenide (t-WSe2) using various measurement techniques. Since the isolation of graphene in 2004, two-dimensional (2D) materials ...

• Symmetry broken collective electronic phenomena in perovskite titanates 

  Mandal, Prithwijit

  According to Landau’s theory, the organizing principle for understanding phase transitions is rooted in the change in a system’s underlying symmetry, which is quantitatively captured by the order parameter. In strongly ...

• Exploring the Fractional Quantum Hall Effect and Electron-Electron Interactions in ABA Trilayer Graphene through Electric Fields 

  Kaur, Simrandeep

  Since the discovery of graphene (a single sheet of carbon atoms) in 2004, the field has expanded with groundbreaking discoveries like the Quantum Hall effect, correlated phenomena, superconductivity, and ferromagnetism. ...

• Signatures of Co-existing Dual Topological Surface States in Topological Insulators using Scanning Tunneling Spectroscopy and Electrical Transport 

  Ambili, K K

  Topological insulators host exotic metallic states on their surfaces even when the bulk is insulating. The distinctive conducting surfaces of topological insulators present a novel domain for investigating the physics of ...

• Proximity-induced superconductivity in a dual topological insulator and crossover from gapped-to-gapless Dirac surface states in a magnetic topological insulator 

  Rastogi, Gagan

  The combination of non-trivial topology and superconductivity is predicted to give rise to exotic Majorana fermions at the vortex core, forming a topological superconductor (TSC). TSCs, crucial for fault-tolerant quantum ...

• Effect of AGN on the ISM of their hosts: A multi-wavelength perspective 

  Nandi, Payel

  Active Galactic Nuclei (AGN) are among the high luminosity (1011 − 1014 L⊙ ) sources in the observable Universe, believed to be powered by the accretion of matter onto supermassive black holes (SMBHs; 105 − 1010 M⊙ ) at ...

• Dielectric, AC Conductivity, and EMI Shielding studies of PEDOT-PSS Nanocomposites with Carbon based Fillers 

  Husna Jan, K M

  Polymer nanocomposites (PNCs) have emerged as a significant material for addressing two critical contemporary challenges: the escalating global energy demand and the pervasive electromagnetic interference (EMI) issues. The ...

• Exploring Application of Dendrimer in Energy Storage, Uranyl Extraction and Drug Delivery through Molecular Modelling 

  Maity, Tarun

  This thesis explores the potential applications of poly(amidoamine) (PAMAM) dendrimers, a class of highly branched polymers, using atomistic molecular dynamics simulations. We investigate the use of PAMAM dendrimers in ...

• Some investigations into the methods and applications of modern Feynman Integral evaluation 

  Datta, Sudeepan

  Feynman Integrals appear in perturbative quantum field theories and have been the focus of intensive study for over half a century. With the rise of the Standard Model of particle physics and its various extensions and the ...

• Development of Inorganic Perovskite Nanocrystals for Optoelectronic Applications 

  Goswami, Chandrima

  Metal Halide Perovskites (APbX3) have garnered appreciable attention from researchers because of their fascinating optoelectronic properties. These properties include high absorption coefficient, defect tolerance, long ...

• Probing Electronic States in Twisted Bilayer Graphene with Electric Fields: A study of Superconductivity, Non-Local Resistance, Magnetoresistance Hysteresis, and Thermoelectric Effects 

  Dutta, Ranit

  Introducing a `twist' degree of freedom to modify the low energy band structures and engineer novel electronic phases from the constituent van der Waals 2D materials, was proposed theoretically more than a decade earlier ...

• Electrical Transport and Point Contact Spectroscopy in Core-Shell Bimetallic Nanostructures 

  Kumbhakar, Shreya

  An extensively pursued strategy for realizing new materials is the creation of interfaces between two similar or dissimilar systems, which can invoke multiple processes like electronic reconstruction, strain-induced ...

• Quantum Glass, Spin Liquids, Fragmentation, Fractional Orbitals, and Flat Band Physics in Classical and Quantum Spin Models 

  Kale, Balayogendra Babu

  The world of many-body physics, encompassing both classical and quantum systems, is a breeding ground for novel phases of matter. Recent attention revolves around exotic phases characterized by fractionalized particles, ...

• Confronting realistic MHD simulations of solar eruptions with observed space based data 

  Maity, Samriddhi Sankar

  Solar flares and Coronal Mass Ejections (CMEs) are among the most violent and energetic phenomena observed in the solar atmosphere, resulting from the sudden release of immense amounts of energy. A typical solar flare is ...

• Quantum and classical hardware development for superconducting qubits 

  Singhal, Ujjawal

  The journey toward realizing practical quantum computing involves overcoming critical challenges in qubit architecture, robust gate performance, and scalable control systems. This thesis addresses these challenges through ...

• Monolayer MoS2 and plasmonic heterostructure for molecular sensor 

  Mondal, Anindita

  In recent years, artificially engineered materials, known as meta structures, have demonstrated tuneable optoelectronic properties, making meta-coupled devices highly advantageous for a wide range of technological applications. ...

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