Quantum Dot Wave Function (Quantum Dot Lab)

02 Feb 2011 | Animations | Contributor(s): Gerhard Klimeck, David S. Ebert, Wei Qiao

Electron density of an artificial atom. The animation sequence shows various electronic states in an Indium Arsenide (InAs)/Gallium Arsenide (GaAs) self-assembled quantum dot.

https://nanohub.org/resources/10751

Self-Assembled Quantum Dot Structure (pyramid)

02 Feb 2011 | Animations | Contributor(s): Gerhard Klimeck, Insoo Woo, Muhammad Usman, David S. Ebert

Pyramidal InAs Quantum dot. The quantum dot is 27 atomic monolayers wide at the base and 15 atomic monolayers tall.

https://nanohub.org/resources/10730

Quantum Dot Wave Function (still image)

31 Jan 2011 | Animations | Contributor(s): Gerhard Klimeck, David S. Ebert, Wei Qiao

Electron density of an artificial atom. The image shown displays the excited electron state in an Indium Arsenide (InAs) / Gallium Arsenide (GaAs) self-assembled quantum dot.

https://nanohub.org/resources/10692

Self-Assembled Quantum Dot Wave Structure

31 Jan 2011 | Animations | Contributor(s): Gerhard Klimeck, Insoo Woo, Muhammad Usman, David S. Ebert

A 20nm wide and 5nm high dome shaped InAs quantum dot grown on GaAs and embedded in InAlAs is visualized.

https://nanohub.org/resources/10689

Electron Density in a Nanowire

30 Jan 2011 | Animations | Contributor(s): Gerhard Klimeck, Saumitra Raj Mehrotra

Electron Density in a circular Silicon nanowire transistor.

https://nanohub.org/resources/10666

Tunneling in an Nanometer-Scaled Transistor

25 Jan 2011 | Animations | Contributor(s): Gerhard Klimeck, Mathieu Luisier, Neerav Kharche, George A. Howlett, Insoo Woo, David Ebert

Electrons tunneling through the gate of an ultra-scaled transistor.

https://nanohub.org/resources/10537

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 …

https://nanohub.org/resources/8807

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 between …

https://nanohub.org/resources/8803

Resonant Tunneling Diode operation

22 Apr 2010 | Animations | Contributor(s): Saumitra Raj Mehrotra, Gerhard Klimeck

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 …

https://nanohub.org/resources/8799

MOSFet Demonstration: MOSFET Device Simulation and Analysis

11 Jun 2009 | Animations | Contributor(s): Gerhard Klimeck, Benjamin P Haley

This video shows the simulation and analysis of a MOSFET device using the MOSFet tool. Several powerful analytic features of this tool are demonstrated.

https://nanohub.org/resources/6830

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.

https://nanohub.org/resources/6833