MAE101 Spring, 2007 Final Examination Study Guide There will be six problems in the test. Final examination will be a closed book, closed note examination. Only one formula page (both sided) will be allowed. It should not contain any derivations of
MSE 104
Homework #1 Solutions
Assigned: 10/08/2014
Due: 10/15/2014 (in class)
Problems: 3.11, 3.15, 3.18, 3.34, 3.35, 3.45, 3.46, 3.52 (Callister 9e) and CES
Problem 1 (attached)
3.11 A hypothetical metal has the s
Lecture 4:
Mechanical Properties  Concepts &
Strengthening Methods
Stress and strain: What are they and why are they used
instead of load and deformation?
Elastic behavior: When loads are small, how much
deformation occurs? What materials deform least?
P
Xray diffraction
Indexing planes
Cubic
For fcc:
d
a
h k l
2
2
2
4 R 2a
a 2 2R
For Pd: R = 1.38 a = 3.90 (3.89 )
1
2
dspacing values
2d sin B
d
2 sin B
d
3.9
h k l
2
2
2
3
MSE 104: Introduction to
Materials Science & Engineering
Course Objective.
Introduce fundamental concepts in Materials Science and
Engineering
You will learn about:
material structure
how structure dictates properties
how processing can change structur
Materials Science:
Room at the bottom?
MSE 104
Summer 2015
MSE principles
Engineering materials properties: EXAMPLES?
What else can we engineer?
Materials properties are determined by:
Atoms
Crystal structure
Microstructure
Assembly of different crys
MSE 104: Recitation
July 6, 2015
Crystallographic Directions
Algorithm
z
pt. 2
head
pt. 1:
tail
y
x
ex:
pt. 1 x1 = 0, y1 = 0, z1 = 0
pt. 2 x2 = a, y2 = 0, z2 = c/2
1. Determine coordinates of vector tail, pt. 1:
x1, y1, & z1; and vector head, pt. 2: x2, y
Definitions
A component is a pure material OR compound that makes up the alloy
A solid solution is a homogeneous (onephase) solid with more than one
component
Solute = present in minor concentration
Solvent = present in major concentration
The solubili
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Summary and Significance: Ceramics Structures
Understand fundamental differences between metals and
ceramics
Different ceramic crystalline structures
Factors that determine what coordination number, structure
ceramic will take
For rock salt, cesium chlo
Summary and Significance:
Crystallographic Planes and Directions; Defects
Understand indices for planes and directions
How to draw planes and directions if given indices
How to determine indices if given drawn planes & directions
Defects: atomic, 1D (l
MSE 104 Fall 2015
Homework #5 Solutions
Due: November, 18 2015 (In Class)
Problems from McAllister 9th Edition:
18.11, 18.19,18.27, 18.28, 18.31, 18.37, 18.55, 18.57 and CES problem
Note: For 18.57 consider only the dipole between Ti+4 and the plane of O2
Lecture 8: Kinetics & Phase
Transformations
ISSUES TO ADDRESS.
Transforming one phase into another takes time.
Fe
(Austenite)
C
FCC
Fe C
3
Eutectoid
transformation (cementite)
+
(ferrite)
(BCC)
How does the rate of transformation depend on
time and T ?
Lecture 2: Crystal Structure
ISSUES TO ADDRESS.
Origins of metallic bonding
How do atoms assemble into solid structures?
(for now, focus on metals)
How does the density of a material depend on
its structure?
When do material properties vary with the
s
Lecture 5: Mechanical Properties:
Fracture, Fatigue, and Creep
How do flaws in a material initiate failure?
How is fracture resistance quantified; how do different
material classes compare?
How do we estimate the stress to fracture?
How do loading rat
Lecture 10: Applications and
Processing of Glasses & Ceramics
ISSUES TO ADDRESS.
How do we classify ceramics?
What are some applications of ceramics?
How is processing different than for metals?
Taxonomy of Ceramics
Glasses
Clay Refractories
products
A
Lectures 6 & 7: Phase Diagrams
and the FeC System
When we combine two elements.
what equilibrium state do we get?
In particular, if we specify.
a composition (e.g., wt% Al  wt% Cu), and
a temperature (T )
then.
How many phases do we get?
What is the
CHAPTER 12: STRUCTURE AND
PROPERTIES OF CERAMICS
ISSUES TO ADDRESS.
Structures of ceramic materials:
How do they differ from metals?
Point defects:
How are they different from those in metals?
Impurities:
How are they accommodated in the lattice and ho
MSE 104: Science of Engineering
Materials
Course Objective.
Introduce basic concepts in MSE
You will learn about:
material structure
how structure dictates properties
how processing can change structure
This course will help you to:
understand & use m
4.3
Solution
(a) In order to compute the fraction of atom sites that are vacant in copper at 1357 K, we must
employ Equation 4.1. As stated in the problem, Qv = 0.90 eV/atom. Thus,
(b) We repeat this computation at room temperature (298 K), as follows:
(c