How many types of crystal structures exist?

1 2 3 4

4

42

10

1. 102. 93. 134. 14

What is the formula for the Seebeck coefficient? (Remember: V is the change in voltage and T is the change in temperature).

1 2 3 4

27

1

17

2

1. S = -V/T2. S = - T/V3. S = V/T4. S = T/V

What material is studied in Dr. Constantin’s group?

1 2 3 4

31

00

16

1. Manganese Oxide2. Magnesium Oxide3. Magnesium Nitride4. Manganese Nitride

What is the difference between a metal and a semiconductor (both at the room temperature)?

1 2 3

10

36

1

1. Only metal conduct electricity

2. Only semiconductors conduct electricity

3. Both conduct electricity

What type of materials has the largest bandgap?

1 2 3

5

37

5

1. Metals2. Semiconductors3. Insulators