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Material Science Scanned Lecture Notes - 2015 Edition
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Material Science Full Premium Lecture Notes. Useful for Engineering Students, Specially for Candidates preparing for GATE Exams.

Content : 
  • Basics
  • Bonds in material
  • 1. Primary bond 
  • 2. Secondary bond
  • Primary bond
  • 1. Ionic bond
  • 2. Covalent bond 
  • Secondary bonds
  • 3. Metallic bond
  • 4. Vender wall bond
  • Structure of materials
  • 1. Cubic cell
  • 2. Tetragonal cell
  • 3. Orthorhombic cell
  • 4. Monoclinic cell
  • 5. Hexagonal cell
  • Miller indices
  • Structure of monoclinic solids and defects
  • Shottky defects
  • Interstitical effect
  • Frankel defect
  • Substitutional defect
  • Classification of material in material science point of view
  • 1. Metals and alloy
  • 2. Ceramics
  • 1. Magnetite
  • 2. Cu2o
  • 3. Sic
  • Application
  • 1. Thermistor
  • 2. Rectifier
  • 3. Variable resistor and rectifier
  • Organic polymer
  • Composite material
  • Classification of material in electrical engg point of view
  • 1. Conductors
  • 2. Dielectrical material
  • 3. Magnetic material
  • 4. Semi-conductors
  • Property of material
  • 1. Mechanical property
  • 2. Thermal property
  • 3. Electric property
  • 4. Magnetic property
  • 5. Physical property
  • 6. Chemical property
  • 7. Optical property
  • 8. Aconstical property
  • Static field
  • a. Microscopic
  • b. Macroscopic
  • Coulombs force law
  • Electric dipole
  • Dielectric material
  • Isotropic medium
  • Non-isotropic medium
  • Mechanism of polarization or types of polarization
  • 1. Electronic or induced polarization
  • 2. Ionic polarization
  • 3. Oriental polarization
  • 4. Interfacial or space-charge polarization
  • Static dielectric constant of solids and liquid
  • 1. Elemental solid dielectrics
  • 2. Ionic non-polar solid dielectrics
  • 3. Polar solid dielectric
  • Electrostriction
  • Inverse effect
  • Application
  • 1. Gramophone
  • 2. Air transducers
  • 3. Accelerometers
  • 4. Ultrasonic flow detector
  • 5. Under water (sonar transducers)
  • 6. Filter, resonators  etc
  • Pyroelectric effect
  • Ferro electric materials
  • Antiferro electricity
DIELECTRIC PROPERTIES OF INSULATORS IN ALTERNATING FIELDS
  • Capacitors of high frequency
  • Electronic polarization at high frequency
  • Clausius mosotti equation for non-polar solids at high frequency
  • Orientational polarization at high frequency 
  • MAGNETIC MATERIALS
  • 1. Biot savart law
  • Magnetic dipole moment
  • Magnetic material and magnetization
  • Classification of magnetic materials
  • 1. Diamagnetic material
  • 2. Paramagnetic materials
  • 3. Ferro magnetic materials
  • Magnetic anisotropic
  • Magnetostriction
  • Villari effect
  • 4. Anti-ferromagnetic materials
  • 5. Ferromagnetic materials
  • General electric and magnetic properties of ferrites
  • Application of ferrites
  • Hard magnetic materials
  • 1. High permeability
  • 2. High coercive force
  • 3. The remanant flux density must be high
  • 4. High curie temperature to minimize the easy demagnetization
  • 5. Low cost
CONDUCTIVE MATERIALS
  • De Broglie 
  • Joules law
  • Factors affecting resistivity of conducting materials
  • Change of resistivity with different parameters
  • 1. Change of row due to temperature
  • 2. Change of row to alloying
  • 3. Change of row to cold work
  • a. Hard drawn
  • b. Annealing
  • c. Super conductivity
  • d. Affect of magnetic field on superconductivity
  • Flux exclusion
  • Soft super conductors
  • Hard super conductors
  • Effect of different parameters on super conducting materials
  • 1. Frequency effect
  • 2. Isotope effect
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