
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

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

Metal Oxide Nanowires as Gas Sensing Elements: from Basic Research to Real World Applications
21 Sep 2009  Online Presentations  Contributor(s): Andrei Kolmakov
Quasi 1D metal oxide single crystal chemiresistors are close to occupy their specific niche in the real world of solid state sensorics. Potentially, the major advantage of this kind of sensors...
http://nanohub.org/resources/5738

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