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    •   etd@IISc
    • Division of Chemical Sciences
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    • Browsing Materials Research Centre (MRC) by Advisor
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    Browsing Materials Research Centre (MRC) by Advisor "Ravishankar, N"

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      • Constructing transition metal-based heterostructure nanomaterials for electrocatalysis 

        Sarkar, Bidushi
        Storing renewable energy into chemical bonds like hydrogen as a carbon-neutral energy carrier to deliver the energy demands is gaining attention. However, the popular hydrogen production route by water electrolysis involves ...
      • Controlled Nanoscale Growth of 2D Materials and Their Heterostructures 

        Ghosh, Priyadarshini
        Unique ranges of properties of two dimensional (2D) materials foster new opportunities in many scientific and technological fields. Beyond pristine 2D materials, their heterostructures provide more possibilities in real ...
      • Controlled Nucleation, Growth And Directed Assembly Of Nanocrystals With Engineered Interfaces For Applications 

        Kundu, Paromita (2014-11-14)
        Controlling the morphology of nanocrystals provides provides a possible pathway to tune properties and hence has been explored in depth. However, to obtain a wider spectrum of properties or for multi-functionality. Other ...
      • Designed Synthesis and Electron Microscopy Investigation of Layered Materials Hybrids for Targeted Applications 

        Rai, Rajeev Kumar
        Post-discovery and advancement in graphene, the field of layered materials, have gained enormous research interest. These materials have unique and diverse range of properties. Layered materials further provide an opportunity ...
      • Electron Microscopy Investigation of Formation Mechanism, Structure and Stability of Functional Nanostructures & Hybrids 

        Tripathi, Shalini
        Micro/nano-structural characteristics of functional materials play a crucial role in their properties. In that spirit, it is of utmost importance to explore the ‘room at the bottom’, to characterize the functional nanomaterials ...
      • Electron Microscopy Investigations of Surface-modulated Nanomaterials for Electrocatalytic Applications 

        Gayen, Meghabarna
        With advancement and increasing usage of technologies, the demand for energy is also growing. However, the limited and ever-depleting stock of natural gas and fossil fuels has necessitated for better solutions in energy ...
      • Electron Microscopy Investigations on Solution Grown Stannous Oxide Nanosheets 

        Koushik, J
        In this thesis, motivated by the possibility of studying rich scientific phenomena using morphology controlled single crystals, experimental observation of new features in the growth and structure of layered oxide materials ...
      • Engineered Catalytic Metal—Metal-Oxide Nano-heterostructures for CO Oxidation 

        Jain, Noopur
        Owing to its interesting chemistry and toxic nature, catalytic oxidation of CO is of both fundamental and practical interest. Two applications, viz. CO conversion in the catalytic converters and pre-treatment of CO-rich ...
      • Functional Noble Metal, Bimetallic And Hybrid Nanostructures By Controlled Aggregation Of Ultrafine Building Blocks 

        Halder, Aditi (2010-12-30)
        Functional nanomaterials are gaining attention due to their excellent shape and size dependent optical, electrical and catalytic properties. Synthesizing nanoparticles is no longer novel with the availability of a host of ...
      • Insights into Nucleation, Growth and Shape Control for Designing Anisotropic Nanostructures and Heterostructures 

        Chatterjee, Dipanwita
        The properties of nanomaterials significantly depend on the size and shape of the nanocrystals. Thus the size and shape control becomes an important and interesting aspect of nanocrystal synthesis. Wet chemical method of ...
      • Interfacing Biomolecules with Nanomaterials for Novel Applications 

        Lal, Nidhi (2018-03-02)
        This thesis deals with the research work carried out for the development of novel applications by integrating biomolecules with various nanostructures. The thesis is organized as follows: Chapter 1 reviews the properties ...
      • Investigation of 1D nanostructures and heterostructures using electron microscopy 

        Samantaray, Debadarshini
        Inorganic colloidal nanocrystals are extensively used in various fields such as electronics, sensing, photonics, thermoelectrics and catalysis. The intriguing properties of these colloidal nanocrystals can be attributed ...
      • Investigations into the Microstructure Dependent Dielectric, Piezoelectric, Ferroelectric and Non-linear Optical Properties of Sr2Bi4Ti5O18 Ceramics 

        Shet, Tukaram (2018-03-14)
        Ferroelectric materials are very promising for a variety of applications such as high-permittivity capacitors, ferroelectric memories, pyroelctric sensors, piezoelectric and electrostrictive transducers and electro-optic ...
      • Investigations Into The Synthesis, Structural And Dielectric Properties Concerning The Relaxor Behavior Of n=2 Members Of The Aurivillius Family Of Oxides 

        Karthik, C (2010-05-21)
        Relaxor ferroelectrics have been a subject of intense research owing to their interesting physical properties such as high dielectric constant and giant electro-striction. Unlike the conventional lead based relaxors, the ...
      • Investigations into the Synthesis, Structural and Multifunctional Aspects of Ba0.85Ca0.15Zr0.1Ti0.9O3 and K0.5Na0.5NbO3 Ceramics 

        Bharathi, P (2018-06-23)
        Non-centrosymmetric materials that can be polarized under applied mechanical stress or electric field are piezoelectric in nature and the phenomenon is called piezoelectric effect. They are broadly classified as direct and ...
      • Mechanisms of Formation and Thermal Stabililty of Functional Nanostructures 

        Anumol, E A (2018-02-22)
        There are many challenges in materializing the applications utilizing inorganic nanoparticles. The primary drawback is the degradation of properties due to aggregation and sintering either due to elevated temperatures or ...
      • Mechanistic Understanding of Growth and Directed Assembly of Nanomaterials 

        Kundu, Subhajit (2018-06-11)
        When materials approach the size of few nanometers, they show properties which are significantly different from their bulk counterpart. Such unique/improved properties make them potential candidate for several emerging ...
      • Phase Transformation Behavior Of Embedded Bimetallic Nanoscaled Alloy Particles In Immiscible Matrices 

        Basha, D Althaf (2017-02-16)
        The aim of the present thesis is to understand the phase transformation behavior of embedded alloy nanoparticles embedded in immiscible matrices. Embedded alloy inclusions have been dispersed in immiscible matrix via rapid ...
      • Synthesis And Structural Characterization Of TiO2-Based Hybrid Nanostructures For Photovoltaic Applications 

        Mukherjee, Bratindranath (2013-05-31)
        Increased demand of power, limited fuel resources and environmental concerns have recently prompted a huge thrust on research areas of alternative energy and photovoltaics have been hailed as energy source for future. ...
      • Understanding The Growth And Properties Of Functional Inorganic Nanostructures : An Interfacial Approach 

        Viswanath, B (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 ...

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