
ECE 656 Lecture 27: Scattering of Bloch Electrons
13 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Umklapp processes
Overlap integrals
ADP Scattering in graphene
http://nanohub.org/resources/7827

ECE 656 Lecture 26: Mobility in 3D, 2D, and 1D
13 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
The goal in this lecture is to examine one scattering
mechanism (ADP scattering) in 3D, 2D, and 1D to see
how the scattering rate changes with dimensionality. Then
we’ll compare...
http://nanohub.org/resources/7820

ECE 656 Lecture 25: Phonon Scattering III
13 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Review
POP and IV scattering
Scattering in common semiconductors
Electronelectron scattering
Summary
http://nanohub.org/resources/7813

ECE 656 Lecture 24: Phonon Scattering II
13 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Review
Energymomentum conservation
Mathematical formulation
Example
Summary
http://nanohub.org/resources/7806

ECE 656 Lecture 23: Phonon Scattering I
10 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
About phonons
Electronphonon coupling
Energymomentum conservation
Summary
http://nanohub.org/resources/7780

ECE 656 Lecture 16: Solving the BTE: Magnetic Fields
09 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
General solution
Current equation
Coupled current equations
Example
Summary
http://nanohub.org/resources/7508

ECE 656 Lecture 22: Charged Impurity Scattering
06 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Online:
Review
Screening
BrooksHerring approach
ConwellWeisskopf approach
Discussion
Summary / Questions
http://nanohub.org/resources/7764

ECE 656 Lecture 18: Strong Magnetic Fields
05 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline
Magnetoconductivity tensor
Resistivity tensor
Strong Bfields: Landau levels
ShubnikovDeHaas Oscillations and QHE
Summary
http://nanohub.org/resources/7693

ECE 656 Lecture 19: Characteristic Times
05 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Characteristic times
Relaxation Time Approximation and τr
http://nanohub.org/resources/7741

ECE 656 Lecture 20: Transmission and Backscattering
05 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Transmission and mfp
MFP and carrrier scattering
Extracting meanfreepaths from experiments
http://nanohub.org/resources/7748

ECE 656 Lecture 21: Scattering and Fermi's Golden Rule
05 Nov 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Fermi’s Golden Rule
Example: static potential
Example: oscillating potential
Discussion
Summary
http://nanohub.org/resources/7755

ECE 656 Exam 1 (Fall 2009)
08 Oct 2009  Teaching Materials  Contributor(s): Mark Lundstrom
http://nanohub.org/resources/7561

ECE 656 Lecture 14: Solving the BTE: 1D/RTA
07 Oct 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
The RTA
Solving the BTE: drift
Solving the BTE: diffusion
Energydependent scattering time
Relation to Landauer
Discussion
Summary
http://nanohub.org/resources/7506

ECE 656 Lecture 11: Discussion
07 Oct 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Ptype conductors and thermoelectrics
ZT figure of merit
Maximizing the “power factor”
TE parameters for nondegenerate semiconductor
http://nanohub.org/resources/7395

ECE 656 Lecture 15: Solving the BTE  General Solution for B = 0
06 Oct 2009  Online Presentations  Contributor(s): Mark Lundstrom
General solution
2) Current equation
3) Coupled current equations
4) The RTA
5) Summary
http://nanohub.org/resources/7507

ECE 656 Lecture 17: BTE and Landauer
02 Oct 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
BTE review
Transport Distribution
Connection to Landauer
Modes
Meanfreepath
Summary
This lecture is based on a recent paper, "On Landauer vs. Boltzmann and Full Band vs....
http://nanohub.org/resources/7509

ECE 656 Lecture 10: The DriftDiffusion Equation
30 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Transport in the bulk
The DD equation
Indicial notation
DD equation with Bfield
http://nanohub.org/resources/7394

ECE 656 Lecture 9: Coupled Current Equations
28 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Onsager relations
Measurement considerations
Thermoelectric devices
http://nanohub.org/resources/7371

ECE 656 Lecture 8: Thermoelectric Effects
27 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Introduction
One energy level formulation
Distribution of energy levels
Discussion
Summary
The author would like to thank Ms. Raseong Kim and Mr. Changwook Jeong for their many...
http://nanohub.org/resources/7370

ECE 656 Lecture 7: 2 and 3D Resistors
27 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Another view of the same problem
2D resistors
Discussion
3D resistors
Summary
http://nanohub.org/resources/7369