Crystal Structures
What is the coordination number for a Face-Centered-Cubic crystal Structure?
12
Describe what is a Frenkel defect?
This occurs when a local cation moves to an interstitial site.
What is the constant for the acceleration of gravity at earth's surface
It is represented by the letter “g” and equals 9.81 m/s2
Fe?
Iron
This is a measure of how basic and/or acidic a solution is
What is the coordination number for a Body-Centered-Cubic crystal structure?
8
What is a Schottky defect?
This occurs when both a cation and an anion leave their initial sites, creating two vacancies.
What is Avogadro's number?
It is represented by the letter “NA” and equals 6.022*1023 mol-1
Mo?
Molybdenum
When creating a free body diagram, this force is always perpendicular to the surface
Normal Force
How many atoms are in the unit cell of a Face-Centered-Cubic crystal structure?
4
In a screw dislocation the Burgers vector is _______ to the dislocation direction.
Parallel
What is the ideal gas constant?
It is represented by the letter “R” and equals 8.314 J*mol-1*K-1
Tungsten
What is the max number of electrons that can be held in the 4d orbital
10
What are the three letters that are used to designate different axes when describing Miller Indices?
H, K, L
In an edge dislocation the Burgers vector is _______ to the dislocation direction
Perpendicular
What is Boltzmans constant?
It is represented by the letter “k” and equals 1.381*10-23 J/K
U?
Uranium
What is the ideal gas law equation?
PV=nRT
When you convert from a three index system to a four index system, you are converting from Miller Indices to _____
Miller Indices become Miller Bravais Indices
What are the three most common types of line defects?
Edge, Screw and Mixed
What is the velocity of light in a vacuum?
It is represented by the letter “c” and equals 2.998*108 m/s
Bh?
Bohrium
For every action there is an equal and opposite reaction is Newtons ____ Law