Subject Code: ML4LXXX Subject Name: Elective - I L-T-P: 3-0-0 Credit:3
Subject Code: ML4P001 Name: Materials Characterization Laboratory - II L-T-P:0-0-3 Credit:2
Pre-Requisites: Materials Characterization (course)
  1. Conductivity of ionic solids
    1. To study resistivity variation of NaCl as a function of temperature and estimate the energies related to vacancy migration and vacancy formation (in eV units)
  2. Electrical characterization of semiconductors
    1. To study room temperatureresistivity, carrier concentration and carrier mobility ofann- or p- type semiconductor having a majority carrier, either electrons or holes (using Hall measurement set-up).
    2. To study temperature dependence ofresistivity in germanium and to estimate the band gap energy (Eg) in germanium (Ge) (using Four-point probe set-up with furnace)               
  3. Dielectric behaviour of Barium Titanate                                     
    1. To study thevariation of dielectric constant as a function of temperature and to determine the ferroelectric Curie temperature in barium titanate.
    2. To study the temperature dependence of impedance property of polycrystalline ceramic sample (SrTiO3)
  4. Magnetic Hysteresis of Ni.
To study the magnetization behaviour of nickel when subjected to an alternating magnetic field and to report (i) hysteresis curve (ii) HC (iii) BS (iv) Br.
  1. Ferroelectric and Piezoelectric Properties of BaTiO3
    1. To study the electric polarization behaviour of BaTiO3 subjected toalternating electric fields with varied frequencies and to report (i) Frequency dependence of polarization hysteresis curve (ii) EC (iii) PS (iv) Pr.
    2. To study the polarization fatigue behaviour in BaTiO3
    3. To study the piezoelectric behaviour and determination of piezoelectric constant of BaTiO3
  2. Photovoltaic Effect
    1. To estimate the efficiency  of standalone Solar photovoltaic system
    2. Measurement of current – voltage characteristics of crystalline silicon solar cell  (i) in dark and (ii) under illumination
  3. Optical Properties of Materials
a. To study the optical absorption behaviour and estimate the optical band gap of thin film of SrTiO3 on Si substrate.