Atomistic Green's Function Method 1-D Atomic Chain Simulation

16 Apr 2007 | Tools | Contributor(s): Zhen Huang, Wei Zhang, Timothy S Fisher, Sridhar Sadasivam

Calculation of Thermal Conductance of an Atomic Chain

https://nanohub.org/resources/2607

BNC Annual Research Symposium: Nanoscale Energy Conversion

23 Apr 2007 | Online Presentations | Contributor(s): Timothy S Fisher

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 upcoming …

https://nanohub.org/resources/2636

CNTFET Lab

13 Mar 2006 | Tools | Contributor(s): Neophytos Neophytou, Shaikh S. Ahmed, Eric Polizzi, Gerhard Klimeck, Mark Lundstrom

Simulates ballistic transport properties in 3D Carbon NanoTube Field Effect Transistor (CNTFET) devices

https://nanohub.org/resources/1091

Highly Efficient Thermal Transport: The Application of Carbon Nanotube Array Interfaces

01 Feb 2007 | Online Presentations | Contributor(s): Baratunde A. Cola

Carbon nanotubes (CNTs) have received much attention in recent years for their extraordinary properties that through careful engineering may be leverage for the development of numerous advantageous …

https://nanohub.org/resources/2317

McCoy Lecture: Nanodevices and Maxwell's Demon

04 Oct 2006 | Online Presentations | Contributor(s): Supriyo Datta

This is a video taped live lecture covering roughly the same material as lecture 1 of "Concepts of Quantum Transport". Video only.

https://nanohub.org/resources/1831

CQT Lecture 4: Coulomb blockade and Fock space

30 Nov 2006 | Online Presentations | Contributor(s): Supriyo Datta

Objective: To illustrate the limitations of the model described in Lectures 2, 3 and introduce a completely different approach based on the concept of Fock space. I believe this will be a key …

https://nanohub.org/resources/2044

CQT Lecture 3: Probabilities, Wavefunctions and Green Functions

30 Nov 2006 | Online Presentations | Contributor(s): Supriyo Datta

Objective: To extend the simple model from Lecture 2 into the full-blown model combines the NEGF (Non-Equilibrium Green Function) method with the Landauer approach.

https://nanohub.org/resources/2043

CQT Lecture 2: Electrical Resistance - A Simple Model

30 Nov 2006 | Online Presentations | Contributor(s): Supriyo Datta

Objective: To introduce a simple quantitative model for describing current flow in nanoscalestructures and relate it to well-known large scale properties like Ohm’s Law.

https://nanohub.org/resources/2042

CQT Lecture 1: Nanodevices and Maxwell's Demon

30 Nov 2006 | Online Presentations | Contributor(s): Supriyo Datta

Objective: To illustrate the subtle interplay of dynamics and thermodynamicsthat distinguishes transport physics.

https://nanohub.org/resources/2041

CQT Introduction

30 Nov 2006 | Online Presentations | Contributor(s): Supriyo Datta

A short overview of this series of four lectures is given.

https://nanohub.org/resources/2040

CQT: Concepts of Quantum Transport

30 Nov 2006 | Courses | Contributor(s): Supriyo Datta

In this series of four lectures (approximately 6 hours total) Supriyo Datta explores the physics of current flow in nanodevices in simple physical terms, stressing clearly what is now known and what …

https://nanohub.org/resources/2039

MOSCNT: code for carbon nanotube transistor simulation

14 Nov 2006 | Downloads | Contributor(s): Siyu Koswatta, Jing Guo, Dmitri Nikonov

Ballistic transport in carbon nanotube metal-oxide-semiconductor field-effect transistors (CNT-MOSFETs) is simulated using the Non-equilibrium Green’s function formalism. A cylindrical transistor …

https://nanohub.org/resources/1989

recursive algorithm for NEGF in Matlab

13 Nov 2006 | Downloads | Contributor(s): Dmitri Nikonov, Siyu Koswatta

This zip-archive contains two Matlab functions for the recursive solution of the partial matrix inversion and partial 3-matrix multiplication used in the non-equilibrium Green’s function (NEGF) …

https://nanohub.org/resources/1983

Multidimensional nanoscale device modeling: the finite element method applied to the non-equilibrium Green's function formalism

31 Oct 2006 | Publications | Contributor(s): Eric Polizzi, Supriyo Datta

This work deals with the modeling and the numerical simulation of quantum transport in multidimensional open nanoscale devices. The electron transport in the device is described using the …

https://nanohub.org/resources/1935

Non Equilibrium Green's Functions for Dummies: Introduction to the One Particle NEGF equations

30 Oct 2006 | Publications | Contributor(s): Magnus Paulsson

Non equilibrium Green's function methods are regularly used to calculate current and charge densities in nanoscale (both molecular and semiconductor) conductors under bias. This method is mainly used …

https://nanohub.org/resources/1932

Modeling Quantum Transport in Nanoscale Transistors

30 Oct 2006 | Publications | Contributor(s): Ramesh Venugopal

As critical transistor dimensions scale below the 100 nm (nanoscale) regime, quan- tum mechanical effects begin to manifest themselves and affect important device performance metrics. Therefore, …

https://nanohub.org/resources/1930

Carbon Nanotube Electronics: Modeling, Physics, and Applications

30 Oct 2006 | Publications | Contributor(s): Jing Guo

In recent years, significant progress in understanding the physics of carbon nanotube electronic devices and in identifying potential applications has occurred. In a nanotube, low bias transport …

https://nanohub.org/resources/1928

A Three-Dimensional Quantum Simulation of Silicon Nanowire Transistors with the Effective-Mass Approximation

30 Oct 2006 | Publications | Contributor(s): Jing Wang, Eric Polizzi, Mark Lundstrom

The silicon nanowire transistor (SNWT) is a promising device structure for future integrated circuits, and simulations will be important for understanding its device physics and assessing its …

https://nanohub.org/resources/1926