Browsing Division of Chemical Sciences by Title
Now showing items 927-946 of 955
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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 ... -
Ultrafast Raman Loss Spectroscopic Investigations of Excited State Structural Dynamics of Bis(phenylethynyl)benzene and trans-Stilbene
(2018-05-25)The subject of this thesis is the design and development of a unified set up for femtosecond transient absorption and ultrafast Raman loss spectroscopy and demonstrate its potential in capturing the ultrafast photophysical ... -
Ultrafast Raman Loss Spectroscopy (URLS)
(2015-02-05)Contemporary laser research involves the development of spectroscopic techniques to understand the microscopic structural aspects of a simple molecular system in chemical and materials to more complex biological systems ... -
Ultrafast Raman Loss Spectroscopy (URLS) : Understanding Resonant Excitation Response And Linewidth Changes
(2016-02-25)Raman spectroscopy involves change in the polarizability of the molecular system on excitation and is based on scattering process. Spontaneous Raman scattering is a two photon process, in which the input light initiates ... -
Understanding quantitative process physics of 3D binderjet printing with validation in Ti-6Al-4V and inkjet bioprinting of mammalian cells
In the field of additive manufacturing, laser or electron beam based 3D printing is widely investigated for biomedical applications. However, much less explored is the binderjet 3D printing, which allows processing of ... -
Understanding Solvent Effect On Triplet State Structure Of Thioxanthone And Its Derivatives Using Time-Resolved Resonance Raman Spectroscopy
(2014-05-01)It has long been recognized that course and efficiency of a chemical reaction is largely mediated by the short-lived transient species (excited state or radicals) which are formed as reactive intermediates during a chemical ... -
Understanding The Growth And Properties Of Functional Inorganic Nanostructures : An Interfacial Approach
(2010-07-23)Surfaces and interfaces are of fundamental importance from the nucleation to growth of crystals formed under different conditions such as vapor phase, liquid phase including biomineralisation conditions. Recently there is ... -
Understanding the influence of electric field and dual doping on cytocompatibility of calcium phosphate bioceramics: Experimental and computational study
Although doped bioceramics have been widely investigated for biomedical applications, the co-doped bioceramics remain mostly unexplored for bone regeneration and dental applications. Given this background, we have successfully ... -
Understanding the Mechanism and Stereoselectivity of Fe-catalyzed Carbene Insertion Reactions using Computational Tools
Transition-metal and enzyme-catalyzed carbene insertion reactions are key methods for constructing C–X (X=N, O, S) and C–C bonds, primarily using catalysts such as Rh, Pd, Au, Cu, and Fe. While most of these give high ... -
Understanding The Science of Biocompatibility of Dental Implants: Biomechanical, Pre-Clinical and Clinical Validation of New Design Concepts
Dental implants, a prominent field of research, have evolved from prehistoric times to the present. Despite this long history, many aspects still require improvement, particularly in understanding primary stability and ... -
Understanding the Structure, Bonding and Reactivity of Unsaturated Metallacycles : A Computational Study
(2018-04-05)Stabilization of highly strained organic species and altering normal reactivity norms of organic fragments by transition metals have been a triumphing feat of organometallic chemistry. A variety of saturated and unsaturated ... -
Understanding Ultrafast Molecular Structural Dynamics in Liquids : Ultrafast Raman Loss and Transient Absorption Study
The present thesis deals with the detailed ultrafast experimental studies on the ex-cited state vibrational dynamics of model chemical systems in condensed phase. The molecular systems are studied by means of Ultrafast ... -
Unleashing the Potential of Nanomaterials in Organic Synthesis: QD-based Photocatalysis and AuNP-catalysed Cascade Rearrangement Reaction
The thesis titled Unleashing the Potential of Nanomaterials in Organic Synthesis: QD-based Photocatalysis and AuNP-catalysed Cascade Rearrangement Reaction explores innovative strategies for organic synthesis using ... -
Unlocking the Potential of Metal Ions in the Formation of Diverse Self-assembled Structures, Room Temperature Phosphorescence, and Sensing
Metal ions play indispensable roles across diverse processes, both biological and abiological, but their significance in the formation of complex self-assembled structures is only beginning to be understood. Sodium cholate, ... -
Unravelling Delayed Luminescence Characteristics of Aminoboranes and Borylaniline: Fundamentals and Applications
The advancement of organic delayed luminescence (thermally activated delayed fluorescence (TADF) and room-temperature phosphorescence (RTP)) materials holds significant promise for applications in optoelectronics, bioimaging, ... -
Unravelling the Nature of Halogen and Chalcogen Intermolecular Interactions by Charge Density Analysis
(2018-07-20)The thesis entitled “Unravelling the Nature of Halogen and Chalcogen Intermolecular Interactions by Charge Density Analysis" consists of five chapters. A basic introductory section describes the topics relevant to the work ... -
Utilization Of Small Molelcules In C1 Chemistry
(2011-10-25) -
Vanadium Complexes for DNA Crosslinking and Photodynamic Applications
The present thesis work deals with the studies involving synthesis of vanadium-based complexes as photoactivated chemotherapeutic as well a photodynamic therapeutic agent. Their interactions with DNA, as double-stranded ... -
Vanadium Dioxide: Bulk and Thin Films for Device Applications
In the present era, energy consumption is more than the energy that is generated for which renewable as well as non-renewable sources are used. In order overcome this lag, researchers are developing smart materials ... -
Vapour Phase Transport Growth of One-Dimensional Zno Nanostructures and their Applications
(2018-05-01)One-dimensional (1D) nanostructures have gained tremendous attention over the last decade due to their wide range of potential applications. Particularly, ZnO 1D nanostructures have been investigated with great interest ...