MSE 333 - Materials Characterization
Prof. Kannan M. Krishnan
Term paper guidelines
Team of 6 students
Process: As a group choose any SPECIFIC materials characterization technique of your
choice. For techniques with very broad scope, such as transmission
MSE 333 Quiz #7 from April 13 Lecture
1. Describe how the dislocations are observed in TEM
2. Using the deBroglies relationship =hp, where is the wavelength of electron, h is the
Plancks constant, and p is the momentum, what is the wavelength of
MSE 333 Quiz #7 from April 13 Lecture
1. What kind of materials characterization does TEM offer? Name them, and
identify the experimental techniques for each.
a. Diffraction
Selected Area Diffraction (SAD)
Convergence Beam Electron Diffract
MSE 333 Quiz #3 from April 4 Lecture
1. Describe how the electron beam interacts with specimen. Nam experimental
techniques that utilize various signals coming from the specimen.
Following figure was taken from the course pack, and explain how th
MSE 333 Quiz #2 from April 1 Lecture
April 1, 2016
1. Fill numbers(values) in the table shown below.
Molecular impingement rate:
J(#/cm2-sec) = 3.5x1022P/Squart(MT)
where P is pressure in torr, M is molecular weight of gas molecule in g/mole,
MSE 333 Quiz #6 from April 11 Lecture
1.
What are the advantages of using low voltage condition in SEM
operation?
Low voltage condition causes less charging of the material when the
material of the sample is semi conductive.
Production of SE2 i
MSE 333 Quiz #4 from April 6 Lecture
1. Compare secondary- and back-scattered electrons, and suggest the use of
these electrons for materials characterization.
This will be described in Quiz #5 (next quiz).
2. Identify the element from the Auger
MSE 333 (2015) Midterm Examination-I (Friday, May 1) 10:30-11:20
Name: _ #:_
Total=290 points
(1) Shown below are schematically drawn vacuum chambers that are used for scanning electron
microscope (SEM) and transmission electron microscope (TEM). Choose a
MSE 333 Quiz #1 from March 30 Lecture
March 30, 2016
Pick a material that you are currently working on, or you are interested in, and find
specific number, value, description of the following.
You picked _.
1. How do you make (process) your m
MSE 333: Fundamentals of Materials Characterization
HW #2
Warm-up Exercises
Which of the following is correct ?
1. How many quantum numbers (EXCLUDING SPIN) are needed to describe an
electron moving in TWO dimensions ?
(i)
ONE
(ii)
TWO
(iii)
THREE
(iv)
FO
MSE 333 - Materials Characterization
Prof. Kannan M. Krishnan
323 Roberts Hall, kannanmk@uw.edu, 543-2814
Course Outline:
The course will cover the basics of materials characterization using electrons, photons,
neutrons, ions and scanning probes. It will
MSE 333: Fundamentals of Materials Characterization
HW #3
Warm-up Exercises
Which of the following is correct ?
1. A polycrystalline material always contains (2 points)
(i)
Crystals of different chemical composition
(ii)
Crystallites of the same compositi
MSE 333: Fundamentals of Materials Characterization
HW #1
1. A dust particle of mass 1g travels in outer space at a velocity of 25,000 kmph.
Calculate its wavelength.
2. What is the kinetic energy in Joules of an electron accelerated from rest through
MSE333: PRINCIPLES OF MATERIALS CHARACTERIZATION
TOPICS COVERED
1. Introduction
The materials science tetrahedron - central role of characterization
Different types of materials to be characterized categorized in terms of their
bonding (metals, ceramics
MSE 333: Fundamentals of Materials Characterization
HW #5
Warm-up Exercises
Which of the following is correct ?
1. To decide on the most optimal probe to solve a given characterization problem we must
consider
(1)
(i)
Its penetration depth
(ii)
The damage
MSE 333: Fundamentals of Materials Characterization
HW #6
Warm-up Exercises
Which of the following is correct ?
1. Which of the following statements are correct
(i)
(ii)
(iii)
(iv)
(v)
(vi)
(vii)
(viii)
(ix)
(x)
(xi)
(xii)
(6)
Fresnel and Fraunhofer diffr
MSE 333: Fundamentals of Materials Characterization
HW #4
Warm-up Exercises
Which of the following is correct ?
1. Diffraction from crystals can be described by
(i)
Braggs law
(ii)
the Ewald construction applying the Laue condition
(iii)
By both (i) and (
MSE 333 Quiz #9 from April 18 Lecture
1. Review the procedure to find allowed transitions between L and K shells,
and M and K shells. Construct a table to show various quantum numbers for N
shell. Apply the selection rule to find