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Courses » Electron diffraction and imaging

Electron diffraction and imaging

ABOUT THE COURSE

Crystal structure, Symmetry, Reciprocal space Different type of projections (polar and stereographic) Electron Microscope (Properties of waves, Wave nature of electron, de Broglie equation,electron optics, lens and lens defects, Components-source to detector) Fundamentals of diffraction,Computation of intensity of diffraction patterns, different types of diffraction (Selected area, Kikuchi,
Convergent Beam and nano-diffraction) Contrast theory (Kinematical and dynamical theory), Imaging of different types of defects (zero, one, two and three dimensional defects) Phase contrast microscopy, Basicsof Electron crystallography (combining diffraction and High resolution transmission electron microscopy)Brief Introduction to recent techniques in electron microscopy (Holography,Scanning TEM, Z- contrast microscopy, Orientation Microscopy, etc)

INTENDED AUDIENCE: Under and post graduate students

CORE / ELECTIVE :
Elective

UG/PG :
Both

PRE-REQUISITES: Basic optics and physics

INDUSTRY SUPPORT: Nil

COURSE INSTRUCTOR:

Sundararaman M

Presently Visiting Professor in Department of Metallurgical and Materials engineering,IIT Madras Qualification: Ph.D Research interests: Phase transformation, Structure property correlation,materials characterization, electron microscopy.
COURSE LAYOUT:



CERTIFICATION EXAM
:
  • The exam is optional for a fee. Exams will be on 22 Oct.
  • Time: Shift 1: 9am-12 noon; Shift 2: 2pm-5pm
  • Any one shift can be chosen to write the exam for a course.
  • Registration url: Announcements will be made when the registration form is open for registrations.
  • The online registration form has to be filled and the certification exam fee needs to be paid. More details will be made available when the exam registration form is published.

CERTIFICATE:

  • Final score will be calculated as : 25% assignment score + 75% final exam score
  • 25% assignment score is calculated as 25% of average of  Best 8 out of 12 assignments
  • E-Certificate will be given to those who register and write the exam and score greater than or equal to 40% final score.Certificate will have your name, photograph and the score in the final exam with the breakup. It will have the logos of NPTEL and IIT Madras . It will be e-verifiable at nptel.ac.in/noc.

SUGGESTED READING:

1.Solid state Physics- Neil W. Ashcroft and N. David Mermin (4th to 7th Chapter)

2.Introduction to Solid State Physics - C.Kittel -4th Ed. (Chapter 1and 2)

3. Transmission Electron Microscopy . D.B. Williams and C. Barry Carter

4. The Basics of crystallography and Diffraction(3rd Ed) Christopher Hammond

5. Electron Diffraction in the Transmission Electron Microscope - P. E.Champness

6. Transmission Electron Microscopy and Diffractometry of Materials D.J. Fultz and Jim Howe