Exam Details

Subject crystal growth
Paper
Exam / Course m.sc. in physics
Department
Organization alagappa university
Position
Exam Date April, 2016
City, State tamil nadu, karaikudi


Question Paper

M.Phil. DEGREE EXAMINATION, APRIL 2016
Physics
CRYSTAL GROWTH AND CHARACTERISATION
(2013 onwards)
Time 3 Hours Maximum 75 Marks
Answer all questions.
All questions carry equal marks.
15 75)
1. Define Nucleation? Explain the critical size of
homogenous and heterogeneous nuclei and the rate
of homogenous nucleation.
Or
Discuss in detail about the BCF theory. Explain the
growth rate on diffuse interface.
2. Write a short notes on
Distillation
Sublimation
Precipitation.
Or
With neat sketch explain gas chromatography. Give
its application.
3. Briefly explain Bridgman — Stockbarger technique
Or
Write in detail about the condensation, sputtering
and growth by irreversible reactions.
Sub. Code
581203
RW-11071
2
ws 4
4. How a crystal can be grown in aqueous solution
method. Explain its various techniques.
Or
Narrate the gel growth method. Mention its
advantages, disadvantages and its application.
5. Describe the observation of defects in crystals using
optical microscopy.
Or
How do you analyze the thermal properties of a
crystal using TG/DTA?


Other Question Papers

Subjects

  • advanced electronics
  • atomic and molecular physics
  • basic concepts of instrumentation
  • basics in environmental science
  • classical dynamics and relativity
  • classical mechanics
  • condensed matter physics
  • crystal growth
  • elective – crystal growth and thin films
  • elective – energy physics and environmental science
  • elective – medical physics
  • elective – numerical methods
  • elective — communication electronics
  • elective — microprocessors and micro controllers
  • elective — modern optics and laser physics
  • elective — nano science
  • electromagnetic theory
  • elementary numerical analysis
  • linear and integrated electronics
  • materials science
  • mathematical physics — i
  • microprocessor and electronic instrumentation
  • molecular spectroscopy
  • nuclear and particle physics
  • quantum mechanics
  • quantum mechanics — ii
  • solid state physics
  • thermodynamics and statistical mechanics
  • thermodynamicsandstatisticalphysics