Browsing Division of Chemical Sciences by Title
Now showing items 803-822 of 1480
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Probing Mechanical Properties Of Molecular Crystals with Nanoindentation : Applications to Crystal Engineering
(2018-06-05)Crystal engineering is widely applied in the design of new solids with desired physical and chemical properties based on an understanding of intermolecular interactions in terms of crystal packing. The understanding of ... -
Probing The Equilibrium Geometry Of Weakly Interacting Systems In Solution By Hyper-Rayleigh Scattering
(2014-08-11)Under the electric dipole approximation, second harmonic of the incident light is scattered by a collection of randomly oriented molecular dipoles in solution due to instantaneous orientational fluctuation which is ... -
Probing The Origin Of Second Harmonic Generation From Copper Nanoparticles In Solution By Hyper-Rayleigh Scattering
(2010-08-09)In recent years, coinage metal nanoparticles have emerged as materials with largest quadratic optical nonlinearity. Their first hyperpolarizabilities (β) are very high (105-106 x 10-30 esu) but such large values were quite ... -
Properties and Applications of Metal Cholate Hydrogels
This thesis presents a detailed study on the unusual properties of silver cholate, applications of lanthanide cholate gels, enhanced luminescence of lanthanides by water, and the mechanism of formation of these gels. ... -
Properties And Applications Of Semiconductor And Layered Nanomaterials
(2014-04-07)This thesis deals with the research work carried out on the properties and applications such as GaN nanoparticles, Graphene etc. Chapter 1 of the thesis gives introduction to nanomaterials and various aspects of the ... -
Protein Adsorption on Gold Nanoparticle and Protein Surfaces Probed by Second Harmonic Light Scattering
Second harmonic light scattering (SHLS) is a highly sensitive technique to probe reactions at interfaces/surfaces because of symmetry breaking at the interface/surface produces a large surface polarization which gives ... -
Protein Folding, Function and Aggregation Role of Co-solvents and Topological Frustration
Proteins are biological macromolecules formed by sequentially joining natural amino acids through peptide bonds. The sequence of amino acids in a protein chain determines its three dimensional structure under physiological ... -
Protein-Nanomaterial Interactions: Structural And Dynamic Aspects
Owing to their unique properties, the noble metallic nanoparticles and graphenic nanomaterials find their applications in diverse fields of science. Particularly in the field of biomedicine, nanomaterials are being used ... -
Pulsed Laser Ablation Deposited (Pb, La) Tio3 Thin films for Pyroelectric applications
The present study was focused on the growth of lanthanum-modified lead titanate (PLT) thin films by pulsed laser ablation technique and characterization of the thin films in order to examine their suitability for pyroelectric ... -
Pushing the Limits of NMR Sensitivity and Chiral Analysis : Design of New NMR Methods and Bio-Molecular Tools
(2018-07-18)The thesis entitled "Pushing the Limits of NMR Sensitivity and Chiral Analysis: Design of New NMR Methods and Bio-molecular Tools" consists of six chapters. The research work reported in this thesis is focused on the ... -
Quadratic Nonlinearity In Covalently And Non-Covalently Linked Molecules In Solution
(2008-10-01)This thesis deals with the investigation of the first hyperpolarizabilities (β) of a large number of molecules linked to other molecules either covalently or noncovalently. Chapter 1 gives a brief introduction to ... -
Quadratic Optical Nonlinearity And Geometry Of 1:1 Electron Donor Acceptor Complexes In Solution
(2010-06-04)The knowledge of geometry of molecular complexes formed via molecular association in solution through weak interactions is always important to understand the origin of stability and function of an array of molecules, ... -
Quantum Phases and Magnetization Plateaus of Skewed Spin Ladders
This thesis deals with theoretical studies of skewed spin ladders which are two legged ladder with periodic slanted rung bonds and can be viewed as periodic fused rings with two different number of vertices. The spin at ... -
Quest for New Chalcopyrite Semiconductors for Photodetector Applications
Photodetectors are widely used as image sensors, in optical communication, remote sensing etc. IR detectors find widespread applications in night vision cameras and medical diagnostics. In this thesis a new chalcopyrite ... -
Quinone studies
CHAPTER I First chapter contains a brief review on the oxidation-reduction potentials of quinones. Various factors like resonance energy, substituents, solvents and pH of the medium that influence the oxidation-reduction ... -
Radical and Lewis Acid Mediated Syntheses of Panaginsene, Indole-Fused Azabicyclo[3.3.1]Nonane and Davanoids
The thesis contains radical and Lewis acid-mediated syntheses of panaginsene, indole-fused azabicyclo[3.3.1]nonanes, and davanoids. The thesis includes three chapters; chapter-I contains the total synthesis of panaginsene, ... -
Radical cyclisation routes to terpenes and furans
The thesis entitled “Radical Cyclisation Routes to Terpenes and Furans” consists of three chapters. Chapter I This chapter describes various aspects of radical cyclisation reactions (eq. 1) along with examples of their ...