Browsing Solid State and Structural Chemistry Unit (SSCU) by Title
Now showing items 152-171 of 299
-
Nanocrystals and nanocrystalline films of metal oxides and related materials
Certain observations and conclusions regarding the investigations presented in Chapters 5 to 9 are described here. The analysis is in relation to the ‘SCOPE OF THE WORK’ indicated in Chapter 1. The present work is mainly ... -
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. ... -
Non-linear Hall Effect in Two- and Three-dimensional Materials
Underpinned by the concept of Berry curvature in band theory, the family of classical and quantized Hall effects are conventionally observed in the linear response regime. A measurable Hall response requires the time-reversal ... -
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 electronic structures in transition metal oxides
In this chapter, we investigate the detailed electronic structure of Ca1?xSrxVO3\text{Ca}_{1-x}\text{Sr}_x\text{VO}_3Ca1?xSrxVO3, with x=0.0,0.2,0.7,x = 0.0, 0.2, 0.7,x=0.0,0.2,0.7, and 1.01.01.0, by means of various ... -
Novel layered & three-dimensional oxides of perovskite & related structures: synthesis & investigation of ion-exchange & intercalation
In this chapter, we have described the synthesis of a new series of protonated layered perovskites of the formula, HCa???La?Nb???Ti?O??, from the corresponding potassium compounds by ion-exchange. The protonated compounds ... -
Novel layered and network metal oxides: synthesis and characterization.
The present investigation shows that reaction of electropositive metal iodides with the transition-metal oxides containing reducible cations affords a novel route for the synthesis of oxide bronzes as well as lower valence ... -
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 Development of Repetition-Rate Scalable Multidimensional Spectroscopy
Pump-probe (PP) spectroscopy is a powerful and now routine time-resolved spectroscopic technique that routinely probes the non-equilibrium electronic and nuclear motions with sub-10 fs temporal resolution. PP spectroscopy ... -
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 ... -
On the role of vibrational-electronic couplings in dictating the ultrafast photophysics of molecular dyads
Ultrafast energy and charge transfer driven by coupled vibrational–electronic (“vibronic”) motions is a central topic in much of photochemistry and photophysics. Accurately describing the quantum dynamics requires an exact ... -
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 ... -
Optimizing Light Absorption and Nanomorphology in Organic Solar Cells and Near-IR Photodetectors with Ternary Blend Approaches
Solution-processed Organic Solar cells (OSCs) are a promising renewable energy solution due to their solution-processable roll-to-roll fabrication, semitransparency, lightweight, and flexibility. Significant efforts have ...