Experiments:
To develop a model and solve for
Experiments:
1. Synthesis and characterization of nanomaterials
a. Sol-gel synthesis: TiO2
b. Metallic nanoparticles: Ag@citrate and Au@citrate , Ag@borohydride, Ag@PVP
c. CdS quantum dots
d. Graphene by Hammer’s method
e. Functionalisation of CNT’s
Introduction to materials and techniques; Spectroscopic methods- UV-visible and vibrational spectroscopy- Infrared and Raman, Electron spectroscopies - X-ray photoelectron spectroscopy, Ultra-violet photoelectron spectroscopy, Auger electron spectroscopy; Optical microscopy, Electron microscopy- SEM, TEM; Scanning Probe Microscopies: STM, AFM; Thermal analysis- TGA, DTA, DSC; Materials analysis by Non-destructive testing (NDT).
Detailed version
Introduction: General instrumental parameters, measurement basics.
Mathematical concepts; Introduction to solution techniques for ordinary differential equations, Sturm-Liouville problems, Partial differential equations, Applications of PDE in heat transfer, mass transfer, diffusion, fluid flow, chemical reaction, transport process and process modeling-simulation, Boundary layer concept, balance equations for mass, momentum, energy; and estimation, Heat Transfer; Governing equations and boundary conditions; conduction, convection and radiation; Balance equations for mass transfer, Ideal reactors, Modeling of ideal reactors, solution techniques for mo
Introduction- Size and shape dependent properties and their uniqueness; surface characteristics and stabilization; Quantum confinement; Zero dimensional, one dimensional and two dimensional nanostructures - Processing of nanomaterials - down and bottom up approaches-metal nanoparticles, quantum dots, nanoclusters, carbon based nanomaterials, core-shells, organic, inorganic, hybrid nanomaterials, biomimetic nanomaterials. – Techniques for characterization and property evaluation- relevant applications- societal implications and risk factors
Structure of solids, Significance of structure property relationship; Diffusion phenomenon, Applications of diffusion; Principles of solidification, Phase diagrams and phase transformations, Heat treatment; Ceramic materials, Classification, Synthesis, Properties, Characterization and applications
Detailed version
Characteristics of the Sun – internal structure – s olar observations – solar atmosphere – oscillations – Convection – rotation – magnetism – chromosphere – corona – solar wind – quiet Sun – Active Sun – Helioseismology
Properties of known exoplanets – exoplanet surveys – detection methods – formation, interior and evolution of planets – brown dwarf exoplanets c onnection – close orbiting exoplanets – multiple planet systems – planets in binary systems – moons of exoplanets Origin of life – prebiotic molecules and developmen t of life forms – habitable zone – Mars and life – Icy bodies (Europa and others) – Titan’s atm osphere – detection of exoplanets – search for extraterrestrial life.
Scientific background : Variable stars, binary star s and their evolution, supernovae, pulsars and associated phenomena (even include testing theories of gravity using pulsars), accretion and associated phenomena (like x-ray bursts), gamma-ray bursts, rotating radio transients (RRATS), jets & outflows (micro-quasars etc), AGNs-blazars-Q SOs A survey of missions and their ways of operation [c an go to technical levels, to the operations of these instruments] :- Optical/IR surveys : Pan-STAR RS (Panoramic Survey Telescope and Rapid Response System), PTF (Palomar Transient Fact ory), Trans
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