Homework #5
AEP 5500
Due April 20, 2012
(Put in homework box by 5pm)
Read Sze Chapter 7.5
NON-IDEAL p-n JUNCTION SOLAR CELLS
1. Consider two solar cells that have the same open circuit voltage Voc of 0.85 V, and the same
short circuit current, Isc, under

Homework #4
AEP 5500
Due April 6, 2011
(Put in homework box by 5pm)
Read A&M Chapter 29 or Sze Chapter 3
p-n JUNCTIONS
1. Consider an ideal, abrupt p-n junction made from silicon doped with NA=1017 cm-3 and ND=1015
cm-3 in the n and p regions respectively

Homework #2
AEP 5500
Due February 24, 2012
(Put in homework box by 5pm)
Read A&M Chapter 8 or Ziman Chapter 3, then read A&M Chapter 28 or Sze Chapter 1,
DENSITY OF STATES AT LOW BAND FILLINGS
1. At the bottom of a band, the parabolic expansion implies th

Homework #1
AEP 5500
Due February 13, 2011
(Put in homework box by 5pm)
Read Harrison Chapters 1&2, or A&M Chapter 8
1. RINGS OF HYDROGEN
Using the molecular orbital model derived in class from the variational principle, we can compare the
electronic ener