Browsing Solid State and Structural Chemistry Unit (SSCU) by Title
Now showing items 103-122 of 211
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Modeling Magnetic Anisotropy in Single Chain Magnets
This thesis embodies work on modeling magnetic anisotropy in molecular magnets. Understanding the factors that govern the magnitude of anisotropy in these materials is crucial for tailoring molecules that can be used in ... -
Molecular Approaches and Structural Insights into Correlated Triplet Pair Dynamics in Intramolecular Singlet Fission
Singlet Fission (SF) is a bichromophoric process whereby a singlet exciton is converted to two triplet excitons through an overall spin-conserved process. The last decade has seen an upsurge in SF research driven by its ... -
Molecular Dynamics Studies of Diffusion in Confined Regions
Diffusion of guest molecules under confinement of zeolites shows many interesting properties due to guest-host interactions. This thesis explores some of these interesting behaviours relating to the diffusion of guest ... -
Molecular Simulations Of Temperature Induced Disorder And Pressure Induced Ordering In Organic Molecular Crystals
(2007-09-05)Crystallographically solids with well defined crystal structures are normally assumed to be highly ordered. However, it is not uncommon to find considerable degree of disorder amongst many of these crystalline substances. ... -
New Anions In The Assembly Of The Open-Framework Compounds : Synthesis, Structure And Properties
(2013-02-18)Open-framework inorganic materials constitute an important area of study in materials chemistry, because of their potential applications in areas such as sorption and catalysis. After the discovery of nanoporous aluminium ... -
New NMR Methods with high resolution and sensitivity for rapid data analysis
work is focused on: (i) Development of new fast and sensitivity enhanced NMR methods in solution state and their application to metabolomics and (ii) development of novel NMR methods in solution state for the rapid resonance ... -
NMR based Studies and Applications of Molecular Interactions : From Small Moleculecules to Bio-nanoconjugates
(2018-06-13)The work described in this thesis involves the study of weak interactions by NMR spectroscopy and using them to develop novel applications. The two different applications chosen are i) using molecular interactions for ... -
Noble Metal And Base Metal Ion Substituted Ceo2 And Tio2 : Efficient Catalysts For Nox Abatement
(2009-08-07)In recent times, as regulations and legislations for exhaust treatment have become more stringent, a major concern in the arena of environmental catalysis is to find new efficient and economical exhaust treatment catalysts. ... -
Novel and Fundamental Studies of Separation Methods Leading to Very High Degree of Separation of Molecular Mixtures and Related Studies
Separation of molecular mixtures will often require in chemistry, biology, physics and material science. Existing methods of separation can at best yield a separation factor of 10^4 . They also incur huge expenditure of ... -
Novel NMR Methods for Fast Data Acquisition : Application to Metabolomics
(2017-11-24)Synopsis My research work is focused on: (i) development of novel Fast NMR methods in solution state and their application to metabolomics and small molecules. (ii) NMR based metabolic study of human IVF to assess embryo ... -
Novel Synthesis Of Transition Metal And Nobel Metal Ion Substituted CeO2 And TiO2 Nanocrystallites For Hydrogen Generation And Electro-Chemical Applications
(2011-06-30)Ceria based materials have attracted a great deal of interest particularly in area of UV shielding, oxide ion conductivity, solid state electrolyte for fuel cells, automotive exhaust catalysis, water gas shift (WGS) reaction ... -
On the Origin of Parasitic (Electro)Chemistry in Rechargeable Aprotic Metal-Oxygen Batteries
Aprotic metal-oxygen batteries, especially Li-O2 and Na-O2 batteries, could afford theoretical specific energies in excess of 1000 Wh/kg. However, the practical realization of the theoretically possible high specific ... -
Opto-electronic Properties of a Few Dimensionally Controlled Hybrid Halides and Related Systems
To mitigate the adverse environmental effects of burning fossil fuels, it became necessary to explore alternative ‘clean’ renewable energy sources to meet the ever-increasing energy demands. While silicon-based solar cell ... -
Optoelectronic and Magnetic Properties of 2D Layered Organic-Inorganic Hybrids and Selected Transition Metal Oxides
Perovskites with the general chemical formula ABX3 can be categorized into oxides and halides depending on the nature of the X anion. 3D organic-inorganic halide perovskites are extensively studied in the context of solar ... -
Organic Fluorine in Crystal Engineering : Consequences on Molecular and Supramolecular Organization
(2018-04-06)The thesis entitled “Organic fluorine in crystal engineering: Consequences on molecular and supramolecular organization” consists of six chapters. The main theme of the thesis is to address the role of substituted fluorine ... -
Organically-Templated Open-Framework And Hybrid Materials
(2008-01-25)Open-framework inorganic and inorganic-organic hybrid materials constitute an important area of study in materials chemistry, because of their potential applications in areas such as sorption and catalysis. Besides ... -
Perovskite Related Oxides: Development Of New Synthetic Methods, Materials And Properties
(2007-10-06)Oxides of ABO3 composition (A = alkali, alkaline earth or rare earth metal in general, B = transition metal) constitute a large family of metal oxides of current interest to solid state and materials chemistry. Among the ... -
Phase Behaviour in Crystalline Solids : Exploring the Structure Guiding Factors Via Polymorphism, Phase Transitions and Charge Density Studies
(2018-04-11)The thesis entitled "Phase Behaviour in Crystalline Solids: Exploring the Structure Guiding Factors via Polymorphism, Phase Transitions and Charge Density Studies" consists of five chapters divided into two parts. A basic ...