Division of Chemical Sciences: Recent submissions
Now showing items 1-20 of 923
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Studies of Carbohydrate-Conjugated Anthracenes in Self-Assembly, Bioimaging and Photosensitization
Conjugation of a carbohydrate moiety to an aromatic core leads to glycostructures that possess a high propensity for self-assembly in aq. solutions, driven primarily by π-stacking of the aromatic ring, as well as, the ... -
Targeting RNA with Drug-Like Small Molecules and Fluorescent Probes for Mapping Cell Fate
Part A Ribonucleic acid (RNA) plays a central role in various essential functions such as cellular information transfer and gene regulations in living organisms.1 Recent studies have shown that RNA is involved in various ... -
Investigation of Graphene Reinforced Polymer Composite Materials for Electromagnetic Interference Shielding Applications
We have seen a sharp increase in the development of innovative electronic gadgets and a subsequent drive towards the miniaturization of electronic interfaces. Electromagnetic interference (EMI), which adversely affects the ... -
Optical and Structural Studies of Nanocrystal Assemblies
In my thesis I have delved into studying nanoparticle assemblies that can be applied to different types of applications. For example, certain types of nanoparticles can be utilized as quantum light sources or a different ... -
Synthesis and Physicochemical Characterizations of 3d Transition Metal Based Anisotropic Complexes: A Building Block Approach for Designing Multifunctional Materials
Molecule-based magnetic materials have been a popular choice in recent times, to generate multifunctional materials1. An inherent property in such systems is molecular bistability which enables a system to interchange ... -
Theoretical Studies of Dynamics in Complex Systems: Liquids, Polymer Dimerization and Non-Equilibrium FRET
The thesis presents theoretical and computer simulation studies of dynamics in several complex systems, namely, electrolyte solutions, aqueous binary mixtures, nanoconfined binary mixtures, polymer dimerization, and ... -
3D printing for biomedical applications: Hybrid nanoparticle reinforced hydrogels for soft tissue regeneration and bone flaps for cranial reconstruction
This dissertation focuses on the quantitative insights into process v science behind the development of tissue-engineered grafts using additive manufacturing (AM) technology. Additive manufacturing, commonly referred to ... -
Computational Studies of Heavier Main Group Elements: Control of Lewis Acidity of Bi and Sb by Charge and Ligand Design, and Structural Variations of [Fe(CO)4]2E2 and E2CH2 Isomers (E = C–Pb)
Traditional main group compounds demonstrate Lewis acidity due to the presence of vacant p- orbitals. Hydrides of lighter main group elements, such as NH3, function as Lewis bases. However, introducing highly electronegative ... -
Photodynamic Therapy and Cellular Imaging using Platinum(II) Conjugates of Boron-dipyrromethene and Curcumin
The present thesis portrays the rational design and successful synthesis of platinum(II) complexes for achieving photoactivated dual action anticancer properties. The research project centers on synthesis, comprehensive ... -
Ultrafast Processes in Energetic Molecules
The thesis has been presented in two parts. In first part of the thesis, ultrafast relaxation dynamics of UV excitation induced chemistry via electronically excited states has been discussed. Taking one example from each ... -
Crafting Complexity: Characterization and Tuning of Non-Hermitian Topological Phases
Quantum mechanics relies on self-adjoint or Hermitian operators, ensuring real eigenenergies and preserving probability via a unitary time evolution [1]. However, this applies strictly to closed systems. In open systems, ... -
Investigation of Microbes and Blood Plasma Towards Implications in Biomedicine: A Raman Spectroscopic Study
Raman spectroscopy, combined with artificial intelligence, is becoming increasingly popular in biology because of its sensitivity to molecular changes. This thesis discuss the applications of Raman spectroscopy in analysing ... -
Substituted Alkylammonium Layered Lead Halide Perovskites: An Experimental and Computational Study
Organic-inorganic hybrid metal halide perovskites have emerged as a new class of semiconducting materials with potential applications in solar devices, catalyzed by the remarkable power conversion efficiency of over 21% ... -
Mechanistic Investigation and Engineering of a Membrane-Bound Hydrocarbon-Producing Metalloenzyme
The pursuit of sustainable and environmentally friendly fuels, such as biofuels, is gaining attention as an alternative to diminishing fossil fuel resources. Consequently, there is a significant focus on the sustainable ... -
Exploring Hyperbranched Polymers as Multifunctional Scaffolds
Hyperbranched polymers (HBPs) are highly branched macromolecules that exhibit excellent solubility, low melt viscosity, and they possess a multitude of modifiable peripheral functional groups.1 Unlike their structurally ... -
Syntheses and structural characterization of Cu-TPY ternary complexes with nucleotides and its constituents
Syntheses and Structural Investigations of Cu(II) Ternary Complexes of Nucleotide and its Constituents with Terpyridine. The major interest in the field of metal-nucleic acid chemistry arises due to the crucial role of ... -
Dissipative Mechanisms in Organic Light-emitting Diodes: Role of Intramolecular Charge Transfer and Delayed Fluorescence
Organic light-emitting diodes (OLEDs) are emerging to replace conventional lighting technology due to their flexible device structures, multicolour emission, and ease of fabrication. However, one of the key challenges in ... -
Synthesis Optimization of LiNi0.5 Mn1.5 O4 for Long Cycle Life Li4Ti5O12/LiNi0.5Mn1.5O4
Li-ion batteries (LIBs) have revolutionized the market of portable consumer electronics due to their high energy density (200 – 250 Wh Kg-1). However, most Li-ion chemistries employ expensive cobalt-based cathode active ... -
Fluorescence-detected Multidimensional Electronic Spectroscopy (fMES) with a Visible White-light Continuum: New Experimental Approaches and Vibronic Exciton Models
Multidimensional Electronic Spectroscopy (MDES) represents the state-of-the-art optical spectroscopy method within the umbrella of time-resolved four-wavemixing techniques. MDES works by resolving the femtosecond quantum ... -
Theoretical Studies on Dynamics in Complex Systems: Binary Mixtures, Electrolyte Solutions, Nanoconfined Water, Glass Transition Phenomena, and Boltzmann’s H-function
The thesis reports theoretical and computer simulation studies of the structure and dynamics in several complex systems, namely, aqueous binary mixtures, electrolyte solutions, nanoconfined water, and glass-forming liquids ...