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A nanowire is a nanostructure, with the diameter of the order of a nanometer. Alternatively, nanowires can be defined as structures that have a thickness or diameter constrained to tens of nanometers or less and an unconstrained length. At these scales, quantum mechanical effects are important.
Learn more about quantum dots from the many resources on this site, listed below. More information on Nanowires can be found here.
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...
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....
ECET 499N Lecture 10: Nanomaterials
12 Apr 2010 | Online Presentations | Contributor(s): Helen McNally
Notes on Scattering and Mobility in 1D, 2D, and 3D
06 Nov 2009 | Teaching Materials | Contributor(s): Dmitri Nikonov, Md. Sayed Hasan, George Bourianoff
Derivation of the phonon-limited mobility is reviewed for electrons in bulk (3D) or
quantum confined (2D and 1D) semiconductor structures. Analytical estimates are made
that show the mobility in...
Metal Oxide Nanowires as Gas Sensing Elements: from Basic Research to Real World Applications
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21 Sep 2009 | Online Presentations | Contributor(s): Andrei Kolmakov
Quasi 1-D 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...
Illinois ECE 598EP Lecture 8 - Hot Chips: Thermal Conductivity of Solids
24 Jun 2009 | Online Presentations | Contributor(s): Eric Pop, Omar N Sobh
Thermal Conductivity of Solids
Kinetic Theory of Energy Transport
Simple Kinetic Theory Assumptions
Phonon MFP and Scattering Time
Silicon Film Thermal Conductivity
Band Structure Lab: First-Time User Guide
15 Jun 2009 | Teaching Materials | Contributor(s): Abhijeet Paul, Benjamin P Haley, Gerhard Klimeck
This document provides useful information about Band Structure Lab. First-time users will find basic ideas about the physics behind the tool such as band formation, the Hamiltonian description,...
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.
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.
KP Nanowire/UTB FET
13 Apr 2009 | Tools | Contributor(s): Mincheol Shin
Simulate Nanowire/UTB FETs Using KP method
OMEN Nanowire: First-Time User Guide
23 Feb 2009 | Teaching Materials | Contributor(s): SungGeun Kim, Benjamin P Haley, Mathieu Luisier, Saumitra Raj Mehrotra, Gerhard Klimeck
This is the first-time user guide for OMEN Nanowire. In addition to showing how the tool operates, it briefly explains what the OMEN Nanowire is, what it can do, and the input and output...
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15 Dec 2008 | Tools | Contributor(s): SungGeun Kim, Mathieu Luisier, Benjamin P Haley, Abhijeet Paul, Saumitra Raj Mehrotra, Gerhard Klimeck, Hesameddin Ilatikhameneh
Full-band 3D quantum transport simulation in nanowire structure
Lecture 2: Thresholds, Islands, and Fractals
04 Nov 2008 | Online Presentations | Contributor(s): Muhammad A. Alam
Three basic concepts of the percolation theory – namely, percolation threshold, cluster size distribution, and fractal dimension – are defined and methods to calculate them are illustrated via...
Lecture 1: Percolation in Electronic Devices
Even a casual review of modern electronics quickly convinces everyone that randomness of geometrical parameters must play a key role in understanding the transport properties. Despite the...
03 Nov 2008 | Courses | Contributor(s): Muhammad A. Alam
The electronic devices these days have become so small that the number of dopant atoms in the channel of a MOFET transistor, the number of oxide atoms in its gate dielectric, the number silicon-...
ABACUS - Assembly of Basic Applications for Coordinated Understanding of Semiconductors
08 Aug 2008 | Tools | Contributor(s): Xufeng Wang, Dragica Vasileska, Gerhard Klimeck
One-stop-shop for teaching semiconductor device education
Can we define unique effective masses in Si nanowires?
08 Jul 2008 | Teaching Materials | Contributor(s): Dragica Vasileska, Gerhard Klimeck
This exercise teaches the users that for small nanostructures the concept of the effective mass becomes vague and in order to properly describe nanostructures one has to take into account the...
Some Important Aspects of the Chemistry of Nanomaterials
01 Jul 2008 | Online Presentations | Contributor(s): C.N.R. Rao
Keynote address for the launch of the Center for Analytical Instrumentation Development.
BNC Annual Research Review: Thin-Film Electronics using Nanowire Transistors
06 Jun 2008 | Online Presentations | Contributor(s): David Janes
This presentation is part of a collection of presentations describing the projects, people, and capabilities enhanced by research performed in the Birck Center, and a look at plans for the...
Nanowire: First-Time User Guide
06 May 2008 | Teaching Materials | Contributor(s): Gerhard Klimeck, Saumitra Raj Mehrotra
Nanowire is a simulation tool for silicon nanowire FET's in the nanometer regime (diameter