
1D Heterostructure Tool
04 Aug 2008  Tools  Contributor(s): Arun Goud Akkala, Sebastian Steiger, Jean Michel D Sellier, Sunhee Lee, Michael Povolotskyi, Tillmann Christoph Kubis, HongHyun Park, Samarth Agarwal, Gerhard Klimeck
PoissonSchrödinger Solver for 1D Heterostructures
http://nanohub.org/resources/5203

ABACUS Exercise: Bandstructure – KronigPenney Model and TightBinding Exercise
20 Jul 2010  Teaching Materials  Contributor(s): Dragica Vasileska, Gerhard Klimeck
The objective of this exercise is to start with the simple KronigPenney model and understand formations of bands and gaps in the dispersion relation that describes the motion of carriers in 1D …
http://nanohub.org/resources/9372

ABACUS—Introduction to Semiconductor Devices
Introduction When we hear the words, semiconductor device, we may think first of the transistors in PCs or video game consoles, but transistors are the basic component in all of the electronic …
http://nanohub.org/wiki/EduSemiconductor

Atomistic Electronic Structure Calculations of Unstrained Alloyed Systems Consisting of a Million Atoms
14 Jan 2008  Publications  Contributor(s): Gerhard Klimeck, Timothy Boykin
The broadening of the conduction and valence band edges due to compositional disorder in alloyed materials of finite extent is studied using an s p3 s ∗ tight binding model. Two sources of …
http://nanohub.org/resources/3821

Band Structure Lab Demonstration: Bulk Strain
12 Jun 2009  Animations  Contributor(s): Gerhard Klimeck
This video shows an electronic structure calculation of bulk Si using Band Structure Lab. Several powerful features of this tool are demonstrated.
http://nanohub.org/resources/6815

Carbon nanotube bandstructure
22 Apr 2010  Animations  Contributor(s): Saumitra Raj Mehrotra, Gerhard Klimeck
Carbon nanotubes are allotropes of carbon with a cylindrical nanostructure, and can be categorized into singlewalled nanotubes (SWNT) and multiwalled nanotubes (MWNT). These cylindrical carbon …
http://nanohub.org/resources/8807

CGTB
15 Jun 2006  Tools  Contributor(s): Gang Li, Yang Xu, Narayan Aluru
Compute the charge density distribution and potential variation inside a MOS structure by using a coarsegrained tight binding model
http://nanohub.org/resources/1586

Computational Nanoscience, Lecture 17: TightBinding, and Moving Towards Density Functional Theory
21 Mar 2008  Teaching Materials  Contributor(s): Elif Ertekin, Jeffrey C Grossman
The purpose of this lecture is to illustrate the application of the TightBinding method to a simple system and then to introduce the concept of Density Functional Theory. The motivation to mapping …
http://nanohub.org/resources/4164

Development of a Nanoelectronic 3D (NEMO 3D ) Simulator for Multimillion Atom Simulations and Its Application to Alloyed Quantum Dots
14 Jan 2008  Publications  Contributor(s): Gerhard Klimeck, Timothy Boykin
Material layers with a thickness of a few nanometers are commonplace in today’s semiconductor devices. Before long, device fabrication methods will reach a point at which the other two device …
http://nanohub.org/resources/3819

Gerhard Klimeck
Gerhard Klimeck is the Reilly Director of the Center for Predictive Materials and Devices (cPRIMED) and the Network for Computational Nanotechnology (NCN) and a Professor of Electrical and Computer …
http://nanohub.org/members/3482

High Precision Quantum Control of Single Donor Spins in Silicon
14 Jan 2008  Publications  Contributor(s): Rajib Rahman, marta prada, Gerhard Klimeck, Lloyd Hollenberg
The Stark shift of the hyperfine coupling constant is investigated for a P donor in Si far below the ionization regime in the presence of interfaces using tightbinding and band minima basis …
http://nanohub.org/resources/3829

Lecture 2: Graphene Fundamentals
22 Sep 2009  Online Presentations  Contributor(s): Supriyo Datta
Network for Computational Nanotechnology, Intel Foundation
http://nanohub.org/resources/7384

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 causes a …
http://nanohub.org/resources/8595

Nanoelectronic Modeling Lecture 28: Introduction to Quantum Dots and Modeling Needs/Requirements
20 Jul 2010  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation provides a very high level software overview of NEMO1D. Learning Objectives: This lecture provides a very high level overview of quantum dots. The main issues and questions …
http://nanohub.org/resources/8598

Nanoelectronic Modeling Lecture 29: Introduction to the NEMO3D Tool
04 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation provides a very high level software overview of NEMO3D. The items discussed are: Modeling Agenda and Motivation TightBinding Motivation and basic formula expressions Tight …
http://nanohub.org/resources/8599

Nanoelectronic Modeling Lecture 32: Strain Layer Design through Quantum Dot TCAD
04 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Muhammad Usman
This presentation demonstrates the utilization of NEMO3D to understand complex experimental data of embedded InAs quantum dots that are selectively overgrown with a strain reducing InGaAs layer. …
http://nanohub.org/resources/9272

Nanoelectronic Modeling Lecture 40: Performance Limitations of Graphene Nanoribbon Tunneling FETS due to Line Edge Roughness
05 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Mathieu Luisier
This presentation the effects of line edge roughness on graphene nano ribbon (GNR) transitors.. Learning Objectives: GNR TFET Simulation pz TightBinding Orbital Model 3D …
http://nanohub.org/resources/9283

OMEN Nanowire
02 Sep 2008  Tools  Contributor(s): SungGeun Kim, Mathieu Luisier, Benjamin P Haley, Abhijeet Paul, Saumitra Raj Mehrotra, Gerhard Klimeck
Fullband 3D quantum transport simulation in nanowire structure
http://nanohub.org/resources/5359

OMEN Nanowire Demonstration: Nanowire Simulation and Analysis
11 Jun 2009  Animations  Contributor(s): Gerhard Klimeck, Benjamin P Haley
This video shows the simulation and analysis of a nanowire using OMEN Nanowire. Several powerful analytic features of this tool are demonstrated.
http://nanohub.org/resources/6833

OMEN Nanowire Homework Problems
24 Jan 2011  Teaching Materials  Contributor(s): SungGeun Kim
OMEN Nanowire homework problems: anyone who has gone through the firsttime user guide of OMEN Nanowire and done the examples in the guide should be able to run simulations in these homework …
http://nanohub.org/resources/10512