Find information on common issues.
Ask questions and find answers from other users.
Suggest a new site feature or improvement.
Check on status of your tickets.
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..
GNR TFET Simulation
pz Tight-Binding Orbital Model
Nanoelectronic Modeling Lecture 39: OMEN: Band-to-Band-Tunneling Transistors
This presentation discusses the motivation for band-to-band tunneling transistors to lower the power requirements of the next generation transistors. The capabilities of OMEN to model such...
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...
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....
Nanoelectronic Modeling Lecture 31a: Long-Range Strain in InGaAs Quantum Dots
04 Aug 2010 | Online Presentations | Contributor(s): Gerhard Klimeck
This presentation demonstrates the importance of long-range strain in quantum dots
Numerical analysis of the importance of the buffer around the central quantum dot - local band edges –...
Jul 12 2010
2010 NCN@Purdue Summer School: Electronics from the Bottom Up
Nanoelectronic Modeling Lecture 25a: NEMO1D - Full Bandstructure Effects
07 Jul 2010 | Online Presentations | Contributor(s): Gerhard Klimeck
(quantitative RTD modeling at room temperature)
Computer in Science Engineering: featuring nanoHUB.org
22 Apr 2010 | Papers
The current issue of Computing in Science and Engineering focuses on cyber-enabled nanotechnology, and nanoHUB.org is featured extensively throughout.
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 single-walled nanotubes (SWNT) and multi-walled nanotubes (MWNT). These cylindrical carbon ...
Threshold voltage in a nanowire MOSFET
22 Apr 2010 | Animations | Contributor(s): Saumitra Raj Mehrotra, SungGeun Kim, Gerhard Klimeck
Threshold voltage in a metal oxide semiconductor field-effect transistor (better known as a MOSFET) is usually defined as the gate voltage at which an inversion layer forms at the interface...
Resonant Tunneling Diode operation
A resonant tunneling diode (RTD) is a type of diode with a resonant tunneling structure that allows electrons to tunnel through various resonant states at certain energy levels. RTDs can be...
Nanotechnology Animation Gallery
22 Apr 2010 | Teaching Materials | Contributor(s): Saumitra Raj Mehrotra, Gerhard Klimeck
Animations and visualization are generated with various nanoHUB.org tools to enable insight into nanotechnology and nanoscience. Click on image for detailed description and larger image download....
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...
Nanoelectronic Modeling Lecture 22: NEMO1D - Motivation, History and Key Insights
07 Feb 2010 | Online Presentations | Contributor(s): Gerhard Klimeck
The primary objective of the NEMO-1D tool was the quantitative modeling of high performance Resonant Tunneling Diodes (RTDs). The software tool was intended for Engineers (concepts, fast...
Nanoelectronic Modeling Lecture 03: nanoHUB.org - Online Simulation and More
25 Jan 2010 | Online Presentations | Contributor(s): Gerhard Klimeck
This presentation provides a brief overview of the nanoHUB capabilites, compares it to static web page delivery, highlights its technology basis, and provides a vision for future...
Nanoelectronic Modeling Lecture 02: (NEMO) Motivation and Background
25 Jan 2010 | Online Presentations | Contributor(s): Gerhard Klimeck, Dragica Vasileska
Fundamental device modeling on the nanometer scale must include effect of open systems, high bias, and an atomistic basis. The non-equilibrium Green Function Formalism (NEGF) can include all these...
Closed | Responses: 0
I am trying to simulate N-N junction the first with Nd=1018 and the second with Nd=1014.the doping graph has problem, the doping was 10^18 within the first region and was zero within...
ECE 656 Lecture 31: Monte Carlo Simulation
01 Dec 2009 | Online Presentations | Contributor(s): Mark Lundstrom
Review of carrier scattering
Simulating carrier trajectories
Update after collision
Putting it all together
ECE 656 Lecture 30: Balance Equation Approach III
Carrier Temperature and Heat Flux
Balance equations in 3D
Lecture 5: NEGF Simulation of Graphene Nanodevices
23 Sep 2009 | Online Presentations | Contributor(s): Supriyo Datta
Network for Computational Nanotechnology,