Engineering Physics Notes JNTU – EP Notes JNTU of Total Complete Notes
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Bonding in Solids: Ionic Bond, Covalent Bond, Metallic Bond, Hydrogen Bond,Vander-Waal’s Bond,Calculation of Cohesive Energy.
Crystallography and Crystal Structures: Space Lattice, Unit Cell, LatticeParameters, Crystal Systems,Bravais Lattices, Miller Indices, Crystal Planes and Directions, Inter Planar Spacing of Orthogonal CrystalSystems, Atomic Radius, Coordination Number and Packing Factor of SC, BCC, FCC, Diamond and hcp Structures, Structures of NaCl, ZnS, CsCl.
X-ray Diffraction: Basic Principles, Bragg’s Law, Laue Method, Powder Method,Applications of X- ray Diffraction.
Defects in Crystals: Point Defects: Vacancies, Substitutional, Interstitial, Frenkel and Schottky Defects;Qualitative treatment of line (Edge and Screw Dislocations)Defects, Burger’s Vector, Surface Defects andVolume Defects.
Elements of Statistical Mechanics: Maxwell-Boltzman, Bose-Einstein and Fermi-Dirac Statistics(Qualitative Treatment), Photon gas , Wein’s Law, Rayleigh-Jeans law,, Planck’s Law of Black BodyRadiation, Concept of Electron Gas, Fermi Energy, Density of States.
Principles of Quantum Mechanics: Waves and Particles, de Broglie Hypothesis,Matter Waves,Davisson and Germer’s Experiment, G. P. Thomson Experiment,Heisenberg’s Uncertainty Principle,Schrödinger’s Time Independent Wave Equation- Physical Significance of the Wave Function – Particle in One Dimensional Potential Box.
Band Theory of Solids: Electron in a periodic Potential, Bloch Theorem, Kronig-Penny Model (Qualitative Treatment), Origin of Energy Band Formation in Solids,Classification of Materials into Conductors, Semi Conductors & Insulators, Concept of Effective Mass of an Electron and Hole.
Semiconductor Physics: Fermi Level in Intrinsic and Extrinsic Semiconductors,Intrinsic Semiconductors and Carrier Concentration, Extrinsic Semiconductors and Carrier Concentration,Equation of Continuity,Direct & Indirect Band Gap Semiconductors, Hall Effect.
Physics of Semiconductor Devices: Formation of PN Junction, Open Circuit PN Junction, EnergyDiagram of PN Diode, I-V Characteristics of PN Junction, PN Diode as a Rectifier (Forward and ReverseBias), Diode Equation, LED, LCD and Photo Diodes.
Dielectric Properties: Electric Dipole, Dipole Moment, Dielectric Constant,Polarizability, ElectricSusceptibility, Displacement Vector, Electronic, Ionic and Orientation Polarizations and Calculation ofPolarizabilities – Internal Fields in Solids, Clausius – Mossotti Equation, Piezo-electricity, Pyro-electricity and
Magnetic Properties: Permeability, Field Intensity, Magnetic Field Induction,Magnetization, Magnetic Susceptibility, Origin of Magnetic Moment, Bohr Magneton,Classification of Dia, Para and Ferro Magnetic Materials on the basis of Magnetic Moment, Domain Theory of Ferro Magnetism on the basis of Hysteresis Curve, Soft and Hard Magnetic Materials, Properties of Anti-Ferro and Ferri Magnetic Materials,Ferrites and their Applications, Concept of Perfect Diamagnetism, Meissner Effect,Magnetic Levitation, Applications of Superconductors.
Lasers: Characteristics of Lasers, Spontaneous and Stimulated Emission of Radiation, Meta-stableState, Population Inversion, Lasing Action, Einstein’s Coefficients and Relation between them, Ruby Laser,Helium-Neon Laser, Carbon Dioxide Laser, Semiconductor Diode Laser, Applications of Lasers.
Fiber Optics: Principle of Optical Fiber, Acceptance Angle and Acceptance Cone, Numerical Aperture,Types of Optical Fibers and Refractive Index Profiles,Attenuation in Optical Fibers, Application of Optical Fibers.
Acoustics of Buildings & Acoustic Quieting: Basic Requirement of Acoustically Good Hall,Reverberation and Time of Reverberation, Sabine’s Formula for Reverberation Time(Qualitative Treatment),Measurement of Absorption
Coefficient of a Material, Factors Affecting The Architectural Acoustics and their Remedies. Acoustic Quieting: Aspects of Acoustic Quieting, Methods of Quieting, Quieting for Specific Observers, Mufflers, Sound-proofing.
Nanotechnology: Origin of Nanotechnology, Nano Scale, Surface to Volume Ratio, Quantum Confinement, Bottom-up Fabrication: Sol-gel, Precipitation,Combustion Methods; Top-down Fabrication:Chemical Vapour Deposition, Physical Vapour Deposition, Pulsed Laser Vapour Deposition Methods,Characterization(XRD&TEM) and Applications.