
Nanoelectronic Modeling Lecture 34: Alloy Disorder in Quantum Dots
05 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Timothy Boykin, Chris Bowen
This presentation discusses the consequences of Alloy Disorder in strained InGaAs Quantum Dots
Reminder of the origin of bandstructure and bandstructure engineering
What happens when...
http://nanohub.org/resources/9279

Nanoelectronic Modeling Lecture 33: Alloy Disorder in Bulk
04 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Timothy Boykin, Chris Bowen
This presentation discusses disorder in AlGaAs unstrained systems in bulk.
Bandstructure of an ideal simple unit cell
What happens when there is disorder?
Concept of a...
http://nanohub.org/resources/9278

Thermoelectric Nanotechnology
27 Jul 2010  Online Presentations  Contributor(s): Mark Lundstrom
his talk is an undergraduate level introduction to the field. After
a brief discussion of applications, the physics of the Peltier effect
is described, and the Figure of Merit (FOM), ZT,...
http://nanohub.org/resources/9421

Nanoelectronic Modeling Lecture 25a: NEMO1D  Full Bandstructure Effects
07 Jul 2010  Online Presentations  Contributor(s): Gerhard Klimeck
(quantitative RTD modeling at room temperature)
http://nanohub.org/resources/8594

Ripples and Warping of Graphene: A Theoretical Study
08 Jun 2010  Online Presentations  Contributor(s): Umesh V. Waghmare
We use firstprinciples density functional theory based analysis to understand formation of ripples in graphene and related 2D materials. For an infinite graphene, we show that ripples are linked...
http://nanohub.org/resources/9010

Nanoelectronic Modeling Lecture 25b: NEMO1D  Hole Bandstructure in Quantum Wells and Hole Transport in RTDs
09 Mar 2010  Online Presentations  Contributor(s): Gerhard Klimeck
Heterostructures such as resonant tunneling diodes, quantum well photodetectors and lasers, and cascade lasers break the symmetry of the crystalline lattice. Such break in lattice symmetry...
http://nanohub.org/resources/8595

Nanoelectronic Modeling Lecture 26: NEMO1D 
09 Mar 2010  Online Presentations  Contributor(s): Gerhard Klimeck
NEMO1D demonstrated the first industrial strength implementation of NEGF into a simulator that quantitatively simulated resonant tunneling diodes. The development of efficient algorithms that...
http://nanohub.org/resources/8596

Nanoelectronic Modeling: Exercises 13  Barrier Structures, RTDs, and Quantum Dots
27 Jan 2010  Online Presentations  Contributor(s): Gerhard Klimeck
Exercises:
Barrier Structures
Uses: PieceWise Constant Potential Barrier Tool
Resonant Tunneling Diodes
Uses: Resonant Tunneling Diode Simulation with NEGF
• Hartree calculation
•...
http://nanohub.org/resources/8259

Nanoelectronic Modeling Lecture 14: Open 1D Systems  Formation of Bandstructure
27 Jan 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Dragica Vasileska
The infinite periodic structure Kroenig Penney model is often used to introduce students to the concept of bandstructure formation. It is analytically solvable for linear potentials and shows...
http://nanohub.org/resources/8197

Nanoelectronic Modeling Lecture 12: Open 1D Systems  Transmission through Double Barrier Structures  Resonant Tunneling
27 Jan 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Dragica Vasileska
This presentation shows that double barrier structures can show unity transmission for energies BELOW the barrier height, resulting in resonant tunneling. The resonance can be associated with a...
http://nanohub.org/resources/8195

Nanoelectronic Modeling Lecture 08: Introduction to Bandstructure Engineering II
25 Jan 2010  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation provides a brief overview of the concepts of bandstructure engineering and its potential applications to light detectors, light emitters, and electron transport devices. ...
http://nanohub.org/resources/8094

Nanoelectronic Modeling Lecture 07: Introduction to Bandstructure Engineering I
25 Jan 2010  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation serves as a reminder about basic quantum mechanical principles without any real math. The presentation reviews critical properties of classical systems that can be described as...
http://nanohub.org/resources/8093

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

Lecture 3: Low Bias Transport in Graphene: An Introduction
18 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Introduction and Objectives
Theory
Experimental approach
Results
Discussion
Summary
Lecture notes are available for this lecture.
http://nanohub.org/resources/7401

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

ME 597 Lecture 1: Introduction to Basic Quantum Mechanics
01 Sep 2009  Online Presentations  Contributor(s): Ron Reifenberger
Note: This lecture has been revised since its original presentation.
Topics:
Introduction to Basic Quantum Mechanics
Energy States in Periodic Crystals
Course is dual listed as...
http://nanohub.org/resources/7321

ECE 656 Lecture 2: Sums in kspace/Integrals in Energy Space
01 Sep 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Density of states in kspace
Example
Working in energy space
Discussion
Summary
http://nanohub.org/resources/7296

ECE 656 Lecture 1: Bandstructure Review
26 Aug 2009  Online Presentations  Contributor(s): Mark Lundstrom
Outline:
Bandstructure in bulk semiconductors
Quantum confinement
Summary
Section 1.2, Lundstrom, Fundamentals of Carrier Transport
http://nanohub.org/resources/7287

Comparison of PCPBT Lab and Periodic Potential Lab
10 Aug 2009  Online Presentations  Contributor(s): Abhijeet Paul, Samarth Agarwal, Gerhard Klimeck, Junzhe Geng
This small presentation provides information about the comparison performed for quantum wells made of GaAs and InAs in two different tools. This has been done to benchmark the results from...
http://nanohub.org/resources/7201

ECE 606 Lecture 10: Additional Information
16 Feb 2009  Online Presentations  Contributor(s): Muhammad A. Alam
Outline:
Potential, field, and charge
Ek diagram vs. banddiagram
Basic concepts of donors and acceptors
Conclusion
R. F. Pierret, "Advanced Semiconductor Fundamentals", Modular Series on...
http://nanohub.org/resources/5801