Thermodynamics vs kinetics; Homogeneous and heterogeneous reactions - chemical reaction control rate equation, reaction rate constant, reaction order, non-elementary reactions; Solid State Diffusion -Fick’s Law, mechanisms of diffusion, uphill diffusion, Kirkendall effect, steady and transient diffusion; External mass transfer -fluid flow and its relevance to mass transfer, general mass transport equation, concept of mass transfer coefficient, models of mass transfer -film theory and Higbie’s penetration theory; Internal mass transfer-ordinary and Knudsen diffusion, mass transfer with reaction; Adsorption –physical adsorption vs. chemisorption, adsorption isotherms - Langmuir, BET; Adsorption as the rate limiting step examples - gasification of C by CO2, dissolution of N2 in molten steel; Porous solids - specific surface area and pore size distribution; Reactor design -batch vs continuous reactors, ideal stirred tank and plug flow reactors; Mass balance in ideal reactors, residence time distribution; Models of industrial reactors; Electrochemical kinetics-concept of polarization, activation over potential, Butler-Volmer and Tafel’s equation, applications in electro-deposition and corrosion.
Review and relevance of thin films, various thin film processing techniques, an introduction to vacuum science and Technology, Thin-film evaporation processes, Plasma and Ion Beam processing of Thin Films, Chemical Vapor Deposition, Non-vacuum thin film processing techniques, Substrate Surfaces and Thin-film Nucleation, Epitaxy, Microstructural characterization of thin films and surfaces, Interdiffusion, Reactions and phase transformations in thin films, Overview of various properties of thin films and their relation to their microstructures.
This course covers fundamental aspects & selected recent advances in the broad area of synthetic self-organizing chemical systems and supramolecular chemistry.
This is an advanced course once the students are familiar with basic synthetic chemistry principles. Reactions of heterocyclic compounds (which form the basic skeleton of natural products) includes imidazoles, oxazoles, thiazoles, pyridazines, pyrimidines and pyrazines, terpenes, alkaloids, antibiotics, carbohydrates, vitamins, nucleic acids and proteins. This course will also offer biosynthetic pathway of some important natural products.
Physical Chemistry Experiments: Kinetics of Sucrose Inversion; Determination of unknown Concentration using UV Spectroscopy; Adsorption; Thermodynamics of charge transfer complexes; Electron transfer studies in Fe3+/Fe2+ system using electrochemical techniques; Interpretation of powder XRD pattern of some known oxide materials; Studying the photoelectric effect for the dual nature of the light; Elevation in boiling point to calculate the boiling point elevation constant; Calculating the distribution constant and/or equilibrium constant of I2 in aqueous medium; Sol-gel synthesis of SiO2 aerogels.
Vapor phase processing to produce glass for optical fibers, optical components, amorphous inorganic materials: particulate silica and silica nanoparticles; Vaporization: Principles & equipment designs for vaporization of liquid and solid phase reactants; Reaction processes: Homogeneous vapor phase reactions to produce nanoparticles of glass forming oxide particles (soot); Deposition process: Thermophoretic deposition of soot particles to form dense or porous bodies- process design and control for product quality and cost effectiveness of process; Air- pollution control technologies: Environmental engineering related to removal of nano-particles and acid from stack exhaust; Downstream processes: Dehydration and sintering and fiber drawing; Fiber designs and applications: For communication fiber and specialty fiber for devices & sensors.
Introduction to catalysis; Homogenous and heterogenous catalysis; Hydrogenation and hydroelementation of alkness; Transformations of alkenes and alkynes; Oxidation of olefins; C-H activation; Carbonylation and carboxylation reactions; Bio-organometallic chemistry; introduction to enzymatic catalysis; Organometallic complexes and reagents used in organic synthesis; Heterogeneous catalysis
A mix set of experiments are taken from all three branches of chemistry (i.e. physical, inorganic and organic). The laboratory course will incorporate the experiments illustrating the basic principles of complexometry titrations, conductometry, chemical kinetics, colorimetry, polarimetry, thin layer chromatography, green synthesis, oscillatory reactions, simple salt-mixture analysis, UV-visible and IR spectroscopy.
This course would include Pharmacology, Molecular Pharmacology, Microbiology, Biochemistry, Physiology, Medicine and Pharmacy. Classification of Drugs, Mechanism of drug action at enzymes, Principles of drug discovery, Synthesis of important (historical) drugs and their biological applications.
Introduction to Manufacturing; Historical perspective; Importance of manufacturing; Classification of manufacturing processes, Engineering materials; Woodwork; Fitting Basics of Casting, Metal Forming; Basic concepts of plastic deformation; Hot & cold working; Common bulk deformation processes (Rolling, Forging, Extrusion and Drawing); Common sheet metal forming processes; Machining; Chip formation and generation of machined surfaces; Tools -geometry, materials, Common machining operations (turning, milling drilling ,shaping etc). Grinding & other Finishing processes; Introduction to unconventional machining processes (EDM, ECM, UCM, CHM, LBM) etc., Welding & Other Joining Processes, Fundamentals & classification of Joining processes, Welding, Brazing and Soldering, Adhesive bonding, Mechanical fastening, Principles of heat treating; annealing, normalizing, hardening and tempering, Manufacturing of Polymer and Powder Products, Classification of polymers, Introduction to extrusion, injection molding, blow molding, compression and transfer molding; Powders & Green compacts from powders including slip casting of ceramics; Sintering; Manufacturing for Electronics; Special Processes like Chemical Vapor Deposition, Etching, Physical Vapour Deposition; Modern Trends in Manufacturing.
Organic Chemistry Experiments: Thin layer chromatography, Solvent distillation, Extraction methods, Ester Hydrolysis, Olefin Oxidation, Acetylation of Alcohol, Synthesis of Amide, Electrophilic and Nucleophilic Substitution Reactions, Diels Alder reaction. IR and NMR spectroscopy will be used to identify the unknown compounds. Inorganic Chemistry Experiments: Synthesis of transition metal complexes, Conductometry, Potentiometry, Gravimetric analysis, Complexometric titration, Qualitative inorganic analysis of mixtures, Colorimetry analysis, Spectrophotometry, Recycling of aluminium, Estimation of phosphoric acid.
Introduction to combustion, importance, applications, engineering issues; Laws of thermodynamics, chemical equilibrium, adiabatic flame temperature; Fundamentals of mass transfer, species conservation equation, Stefan problem, droplet vaporization; Gas kinetic theory, elementary and global reactions, reaction mechanisms, reaction rates, steady-state and partial equilibrium approximations; Hydrogen oxidation; Carbon monoxide oxidation; Hydrocarbon oxidation; Basic chemical reactors, constant pressure and constant volume reactors, well-stirred reactor, plug-flow reactor; Mass, momentum, and energy conservation equations; Laminar premixed flames, flame speed, flame thickness, flame speed measurement, ignition, quenching, flammability, flame stabilization; Laminar non-premixed flames, jet flames, counterflow diffusion flames; Droplet vaporization and combustion; Solid particle combustion