Department of Physics

Transcription

1 Course Code: PHE-501 Course Name: Physics of Semiconductor Devices P-n junctions, I-V Characteristics, capacitance, tunnel diode, Schottky barriers, ohmic contacts, heterojunctions, bipolar junction transistors, transistor as an amplifier and a switch, field effect transistors, MOSFET devices, Metal-semiconductors FET, Hetero structure FET, MIS devices Photonic devices, crystalline and amorphous solar cells, photo detectors, LEDs, Semiconductor Lasers, solid state microwave devices Techniques to measure properties of semiconductors: Four probe method, Hall effect, spreading resistance for diffusion measurements, measurement of mobility of carriers. Semiconductor device and IC fabrication technology: an overview, epitaxial growth, diffusion, oxidation, wafer doping and etching, photolithographic processing, ion implantation, ultra purification 1. Physics of Semiconductor Devices: M. Schur (Prentice Hall of India). 2. Physics of Semiconductor Devices: S.M. Sze (John Wiley and Sons). 3. Solid State Electronic Devices: B. G. Streetman and Banerjee (Prentice Hall of India). 4. Semiconductor Physics and Devices: S.S. Islam (Oxford University Press). 5. Principles of Semiconductor Devices: Sima Dimitrijev (Oxford University Press). Page 1

2 Course Code: PHE-502 Course Name: Vacuum Science and Thin Film Technology Basics of vacuum science, creation of vacuum: rotary, diffusion, getter ion, turbo molecular, and cryo pumps, measurement of vacuum: Penning, Pirani, ionization gauges, B-A gauge. Designing a typical vacuum system, vacuum leak detection: helium leak detector, residual gas analyzer. Methods of producing thin films: PVD, CVD, sputtering, epitaxial films, film thickness measurement growth of thin films. Mechanical properties: adhesion and stress measurements, electrical properties, resistivity variation, Hall Effect, Optical properties: reflection, refraction, ellipsometry, reflecting and anti reflecting films. Thin film analysis (with applications of techniques in solving research problems) : ion beam sputtering, selective surfaces, depth profiling, Study of inter diffusion in thin films using XPS, AES, SIMS and RBS. Diffraction studies on thin films using LEED. Thin film morphological studies by SEM, STM and AFM. 1. Handbook of Thin Film Technology: Maissel and Glange (McGraw Hill). 2. Vacuum Technology: A. Roth (North Holland). 3. Fundamentals of Vacuum Techniques: Pipko, Pliskosky et al. (Mir Publishers). 4. Thin Films: K. L. Chopra. 5. Ultra High Vacuum Technology: D. K. Awasthi. 6. Thin Film Solar Cells: S.R. Das and S.P. Singh. Page 2

3 Course Code: PHE-503 Course Name: Surface and Interface Science Thermodynamics of surface/interface formation, surface energy, surface phenomena: relaxation, reconstruction, defects and reaction sites at surfaces, electronic structure at surfaces, adsorption at surfaces, surface and interfacial segregation, preparation of clean surfaces/interfaces. UHV Basics, surface modification methods: thermal annealing, irradiation with ion beams, lasers and plasma processing, other conventional methods for surface modifications like nitriding, carburizing, nanostructures at surfaces, dry and wet corrosion at surfaces, measurement and study of oxidation/ corrosion kinetics. Surface/interface characterization (with applications of techniques in solving research problems): Measurement of physical and mechanical properties, Atomic structure determination by LEED, surface topography by STM, AFM and SEM; Surface composition and depth profiling techniques: XPS, AES; ion beam techniques: secondary ion mass spectrometry (SIMS) and nuclear reaction analysis (NRA), Rutherford backscattering spectrometry (RBS), Low energy ion scattering (LEIS), Electronic structure determination using XPS and UPS/BIS and synchrotron radiation, Compton scattering. 1. Surface Physics of Materials, Vol.I and II (Academic Press). 2. Handbook of Interfaces and Surfaces,Vol.I and II (Garland, New York). 3. Surface Physics: Prutton (Clarendon). 4. Modern Techniques of Surface Science: Woodruff (Cambridge UP). 5. Corrosion Science: Fontana and Green. Page 3

4 Course Code: PHE-504 Course Name: Materials Science and Technology Thermodynamics of phase transformations and study of phase diagrams, glass transition and amorphous materials. Mechanical properties: tensile and hardness testing, deformation of materials, recovery and recrystallization, creep and fatigue, chemical properties: oxidation and corrosion, corrosion control. Special materials, types and their properties: polymers, steels and important non-ferrous alloys, ceramic materials, composite materials. Surface modification of materials by different techniques: thermal treatment, thermomechnical treatment, ion beam irradiation etc, non destructive techniques: ultrasonic methods, acoustic emission analysis, radiography etc. Nanostructured Materials: introduction to synthesis & properties. 1. Materials Science and Engineering: V Raghavan (Prentice Hall of India). 2. Material Science and Engineering- An Introduction: William D. Callister (Wiley India). 3. Elements of Materials Science and Engineering: L.H. Van Vlaak (Addison Wesley). 4. The Nature and Properties of Engineering Materials: Jastrebski (John-Wiley). 5. Materials Science and Engineering: G.S.Upadhyaya & Anish Upadhyaya. 6. Essentials of Materials Science and Engineering: Donald R. Askeland & Pradeep P. Phule Page 4

5 Course Code: PHE-505 Course Name: Plasma Physics Basic properties and occurrence of plasma, criteria for plasma behaviour, Plasma oscillations, quasineutrality and Debye shielding, the plasma parameters, brief discussion of methods of laboratory plasma production and plasma diagnostics. Charged particle motion and drifts: guiding centre motion of charged particles, motion in uniform electric and magnetic fields, motion in non-uniform magnetic field, principle of magnetic mirror, motion in non-uniform electric field for small larmour radius, time varying electric field and polarization drift, time varying magnetic field, adiabatic invariance of magnetic moment, plasma fluid equations. Collision and diffusion parameters: collision in fully ionized plasma, plasma resistivity, diffusion in fully ionized plasmas, solution of diffusion equation, equilibrium and stability: hydromagnetic equilibrium, concept of magnetic pressure, diffusion of magnetic field into a plasma, classification of instabilities, problems of controlled fusion, principle of MHD generation, plasma processing of materials, electromagnetic wave propagation in ionosphere. 1. Introduction to Plasma Physics and Controlled Fusion: F.F. Chen (Plenum Press). 2. Methods in Non-linear Plasma theory: R.C. Davidson (Academic Press). 3. Plasma Physics in Theory and Applications: W.B. Kunkel (McGraw Hill). 4. Fundamentals of Plasma Physics: J.A. Bittencourt (Pergamons Press). 5. Principles of Plasma Physics : N.A. Krall and A.S. Trivelpiece (McGraw Hill). Page 5

6 Course Code: PHE-506 Course Name: Solar Energy and Applications Solar Energy: origin, solar constant, spectral distribution of solar radiation, absorption of solar radiation in the atmosphere, global and diffused radiation, seasonal and daily variation of solar radiation, measurement of solar radiation. Photo thermal conversion and storage of solar energy: concentrating/non-concentrating solar collectors, efficiency and its dependence on various parameters, selective coatings materials and properties, distillation, drying, cooking, air heating, refrigeration and thermal power generation. Solar space conditioning energy requirements in buildings, passive system architecture, performance and design, green house effect and storage and thermal energy. Photovoltaic conversion of solar energy: PV effect, materials, fabrication technologies for solar cells, different types of solar cells, efficiency limiting factors, power, spectral response, fill factor, temperature effect. Photovoltaic systems: sizing, designing, performance and applications. 1. Solar Cell Device Physics: Fonash. 2. Solar Engineering of Thermal Process: Duffie and Backman (John Wiley). 3. Solar Energy: S.P. Sukhatme, (Tata McGraw Hill). Page 6

7 Course Code: PHE-507 Course Name: Nanostructured Materials and Applications Background to nanostructures, synthesis and properties of nanostructures: zero dimensional nanostructures - nanoparticles; one-dimensional nanostructures - nanowires and nanorods; twodimensional nanostructures - thin films, self assembly of atoms; special nanostructures quantum nanostructures; carbon fullerenes and nanotubes; nanocomposites. Chracterisation of nano-structures: XRD, SEM, TEM, STM and AFM, optical techniques, magnetic resonance. Applications of nanotechnology to: environment and energy, optics, photonics and solar energy, nanoeletronics. 1. Introduction of Nanotechnology: Charles P. Poole, Jr. and Frank J. Owens (Wiley Interscience 2003). 2. Nanostructures and Nanomaterials Synthesis, Properties and Applications: G. Cao (Imperial College Press-2006). 3. Nanotechnology: Editor-G. Timp (Springer-1999). 4. Nanotechnology: Basic Science & Emerging Technology: M. Wilson, K. Kannangara, G. Smith, M. Simmons and B. Raguse (Overseas Press-2005). Page 7