
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 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

ECE 656 Lecture 13: Solving the BTE: equilibrium and ballistic
22 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Quick review
Equilibrium BTE
Ballistic BTE
Discussion
Summary
http://nanohub.org/resources/7426

ECE 656 Lecture 12: Boltzmann Transport Equation
18 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Introduction
Semiclassical electron dynamics
Boltzmann Transport Equation (BTE)
Scattering
Discussion
Summary
http://nanohub.org/resources/7396

ECE 656 Lecture 6: Discussion
18 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline
Quantum confinement and effective mass
Bulk 1D transport and mfp
Periodic vs. Box boundary conditions
Thermal velocities
"Ballistic mobility"
http://nanohub.org/resources/7368

ECE 656 Lecture 5: 1D Resistors
14 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Review
1D ballistic resistors
1D diffusive resistors
Discussion
Summary
http://nanohub.org/resources/7361

ECE 656 Lecture 4: Density of States  Density of Modes
14 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Density of states
Example: graphene
Density of modes
Example: graphene
Summary
http://nanohub.org/resources/7349