
Lecture 2A: Quantum Transport
20 Aug 2008  Online Presentations  Contributor(s): Supriyo Datta
Objective: To extend the simple model from Lectures 1 into the fullfledged Nonequilibrium Green’s Function (NEGF) – Landauer model by introducing a spatial grid of N points and turning...
http://nanohub.org/resources/5263

Lecture 2B: Quantum Transport
20 Aug 2008  Online Presentations  Contributor(s): Supriyo Datta
Objective: To extend the simple model from Lectures 1 into the fullfledged Nonequilibrium Green’s Function (NEGF) – Landauer model by introducing a spatial grid of N points and turning...
http://nanohub.org/resources/5268

Lecture 3A: Spin Transport
20 Aug 2008  Online Presentations  Contributor(s): Supriyo Datta
Objective: To extend the model from Lectures 1 and 2 to include electron spin. Every electron is an elementary “magnet” with two states having opposite magnetic moments. Usually this has no...
http://nanohub.org/resources/5269

Lecture 3B: Spin Transport
20 Aug 2008  Online Presentations  Contributor(s): Supriyo Datta
Objective: To extend the model from Lectures 1 and 2 to include electron spin. Every electron is an elementary “magnet” with two states having opposite magnetic moments. Usually this has no...
http://nanohub.org/resources/5270

Lecture 4B: Energy Exchange and Maxwell’s Demon
20 Aug 2008  Online Presentations  Contributor(s): Supriyo Datta
Objective: To incorporate distributed energy exchange processes into the previous models from lectures 1 through 3 which are based on a “Landauerlike picture” where the Joule heating...
http://nanohub.org/resources/5272

Lecture 5A: Correlations and Entanglement
20 Aug 2008  Online Presentations  Contributor(s): Supriyo Datta
Objective: To relate the oneelectron picture used throughout these lectures to the more general but less tractable manyparticle picture that underlies it. We introduce this new viewpoint using...
http://nanohub.org/resources/5273

Lecture 5B: Correlations and Entanglement
20 Aug 2008  Online Presentations  Contributor(s): Supriyo Datta
Objective: To relate the oneelectron picture used throughout these lectures to the more general but less tractable manyparticle picture that underlies it. We introduce this new viewpoint using...
http://nanohub.org/resources/5274

Nanoelectronics and the Meaning of Resistance
20 Aug 2008  Courses  Contributor(s): Supriyo Datta
The purpose of this series of lectures is to introduce the "bottomup" approach to nanoelectronics using concrete examples. No prior knowledge of quantum mechanics or statistical mechanics is...
http://nanohub.org/resources/5279

Matdcal
05 May 2008  Tools  Contributor(s): Kirk H. Bevan
Nonequilibrium Green's Function Density Functional Theory Simulator
http://nanohub.org/resources/Matdcal

Nanoelectronic Modeling: Multimillion Atom Simulations, Transport, and HPC Scaling to 23,000 Processors
07 Mar 2008  Online Presentations  Contributor(s): Gerhard Klimeck
Future field effect transistors will be on the same length scales as “esoteric” devices such as quantum dots,
nanowires, ultrascaled quantum wells, and resonant tunneling diodes. In those...
http://nanohub.org/resources/3988

MCW07 Physics of Contact Induced Current Asymmetry in Transport Through Molecules
25 Feb 2008  Online Presentations  Contributor(s): Bhaskaran Muralidharan, Owen D. Miller, Neeti Kapur, Avik Ghosh, Supriyo Datta
We first outline the qualitatively different physics involved in the charginginduced current asymmetries in molecular conductors operating in the strongly coupled (weakly interacting)...
http://nanohub.org/resources/3073

Exploring Physical and Chemical control of molecular conductance: A computational study
01 Feb 2008  Online Presentations  Contributor(s): Barry D. Dunietz
http://nanohub.org/resources/3945

Application of the Keldysh Formalism to Quantum Device Modeling and Analysis
14 Jan 2008  Papers  Contributor(s): Roger Lake
The effect of inelastic scattering on quantum electron transport through layered semiconductor structures is studied numerically using the approach based on the nonequilibrium Green's function...
http://nanohub.org/resources/3833

ElectronPhonon and ElectronElectron Interactions in Quantum Transport
14 Jan 2008  Papers  Contributor(s): Gerhard Klimeck
The objective of this work is to shed light on electron transport through submicron semiconductor structures, where electronic state quantization, electronelectron interactions and...
http://nanohub.org/resources/3831

Can numerical “experiments” INSPIRE physical experiments?
20 Dec 2007  Online Presentations  Contributor(s): Supriyo Datta
This presentation was one of 13 presentations in the oneday forum,
"Excellence in Computer Simulation," which brought together a broad
set of experts to reflect on the future of...
http://nanohub.org/resources/3716

Engineering at the nanometer scale: Is it a new material or a new device?
06 Nov 2007  Online Presentations  Contributor(s): Gerhard Klimeck
This seminar will overview NEMO 3D simulation capabilities and its deployment on the nanoHUB as well as an overview of the nanoHUB impact on the community.
http://nanohub.org/resources/3504

MCW07 Modeling MoleculeAssisted Transport in Nanotransistors
06 Nov 2007  Online Presentations  Contributor(s): Kamil Walczak
Molecular electronics faces many problems in practical device implementation, due to difficulties with fabrication and gateability. In these devices, molecules act as the main conducting channel....
http://nanohub.org/resources/3074

MCW07 Simple Models for Molecular Transport Junctions
13 Sep 2007  Online Presentations  Contributor(s): Misha Galperin, Abraham Nitzan, Mark A. Ratner
We review our recent research on role of interactions in molecular transport junctions. We consider simple models within nonequilibrium Green function approach (NEGF) in steadystate regime.
http://nanohub.org/resources/3072

MCW07 Modeling Chargingbased Switching in Molecular Transport Junctions
05 Sep 2007  Online Presentations  Contributor(s): Sina Yeganeh, Misha Galperin, Mark A. Ratner
We will discuss several proposed explanations for the switching and negative differential resistance behavior seen in some molecular junctions. It is shown that a proposed polaron model is...
http://nanohub.org/resources/3076

Introduction to FETToy
03 Jul 2007  Series  Contributor(s): James K Fodor, Jing Guo
This learning module introduces nanoHUB users to the FETToy simulator. A brief introduction to FETToy is presented, followed by voiced presentations featuring the simulator in action. Upon...
http://nanohub.org/resources/2844