Piece-Wise Constant Potential Barriers Tool Demonstration: Bandstructure Formation with Finite Superlattices

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

This video shows the simulation and analysis of a systems with a series of potential barriers. Several powerful analytic features of Piece-wise Constant Potential Barrier Tool (PCPBT) are demonstrated.

Periodic Potential Lab Demonstration: Standard Kroenig-Penney Model

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

This video shows the simulation of a 1D square well using the Periodic Potential Lab. The calculated output includes plots of the allowed energybands, a table of the band edges and band gaps, plots of reduced and expanded dispersion relations, and plots comparing the dispersion relations to …

Quantum Dot Lab Demonstration: Pyramidal Qdots

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

This video shows the simulation and analysis of a pyramid-shaped quantum dot using Quantum Dot Lab. Several powerful analytic features of this tool are demonstrated.

PN Junction Lab Demonstration: Asymmetric PN Junctions

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

This video shows the simulation and analysis of a several PN junctions using PN Junction Lab, which is powered by PADRE. Several powerful analytic 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.

Periodic Potential Lab: First-Time User Guide

07 Jun 2009 | Teaching Materials | Contributor(s): Abhijeet Paul, Benjamin P Haley, Gerhard Klimeck, SungGeun Kim, Lynn Zentner

This document provides guidance to first-time users of the Periodic Potential Lab tool. It offers basic information about solutions to the Schröedinger Equation in case of periodic potential in 1 dimension (1D). This document also contains suggested exercises to help users run the tool and …

Crystal Viewer Tool: First-Time User Guide

01 Jun 2009 | Teaching Materials | Contributor(s): Abhijeet Paul, Benjamin P Haley, Gerhard Klimeck

This first-time user guide is an introduction to the Crystal Viewer Tool lab. It provides basic definitions, including a definition of crystals. Any suggestions for changes and corrections are welcomed.

Resonant Tunneling Diode Simulation with NEGF: First-Time User Guide

01 Jun 2009 | Teaching Materials | Contributor(s): Samarth Agarwal, Gerhard Klimeck

This first-time user guide for Resonant Tunneling Diode Simulation with NEGF provides some fundamental concepts regarding RTDs along with details on how device geometry and simulation parameters influence current and charge distribution inside the device. NCN@Purdue

Piece-Wise Constant Potential Barriers Tool: First-Time User Guide

01 Jun 2009 | Teaching Materials | Contributor(s): Samarth Agarwal, Gerhard Klimeck

This supporting document for the Piece-Wise Constant Potential Barriers Tool serves as a first-time user guide. Some basic ideas about quantum mechanical tunneling are introduced in addition to how device geometry influences tunneling probability. The transfer matrix and tight-binding formulations …

MOSCap: First-Time User Guide

30 Mar 2009 | Teaching Materials | Contributor(s): SungGeun Kim, Benjamin P Haley, Gerhard Klimeck

This first-time user guide provides an introduction to MOSCap. The MOSCap tool simulates the one-dimensional (along the growth direction) electrostatics in typical single and dual-gate Metal-Oxide-Semiconductor device structures as a function of device size, geometry, oxide charge, temperature, …

Carrier Statistics Lab: First-Time User Guide

09 Mar 2009 | Teaching Materials | Contributor(s): Abhijeet Paul, Gerhard Klimeck, Benjamin P Haley, Saumitra Raj Mehrotra

This first-time user guide is an introduction to the Carrier Statistics Lab . It provides basic definitions, guidance on how to run the tool, and suggested exercises to help users get accustomed to the idea of distribution functions as well as how these functions are used in determining the …

OMEN Nanowire Supporting Document

23 Feb 2009 | Downloads | Contributor(s): SungGeun Kim, Gerhard Klimeck, Mathieu Luisier

This material supplements the first-time user guide for OMEN Nanowire with details concerning the limitation of the tool at large gate voltage. At large gate voltage, the calculations of the drain current can be incorrect when the Poisson solver in OMEN does not converge. This problem is not …

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 relationship. NCN@Purdue [1] Sung Dae Suk, et. al., IEDM, 2005, "High Performance 5nm radius Twin Silicon …

OMEN Nanowire

02 Sep 2008 | Tools | Contributor(s): SungGeun Kim, Mathieu Luisier, Benjamin P Haley, Abhijeet Paul, Saumitra Raj Mehrotra, Gerhard Klimeck

Full-band 3D quantum transport simulation in nanowire structure

MESFET Lab

26 Jul 2008 | Tools | Contributor(s): Dragica Vasileska, Gerhard Klimeck, Saumitra Raj Mehrotra

This tool gives insight into the basic operation of MESFET devices

Assembly for Nanotechnology Survey Courses

05 Nov 2008 | Tools | Contributor(s): Gerhard Klimeck, Dragica Vasileska

Educational Tools for Classroom and Homework use to introduce nanotechnology concepts

a TCAD Lab

29 Oct 2008 | Tools | Contributor(s): Gerhard Klimeck, Dragica Vasileska

An Assembly of TCAD tools for circuit, device, and process simulation

Resonant Tunneling Diode Simulation with NEGF

18 Aug 2008 | Tools | Contributor(s): Hong-Hyun Park, Zhengping Jiang, Arun Goud Akkala, Sebastian Steiger, Michael Povolotskyi, Tillmann Christoph Kubis, Jean Michel D Sellier, Yaohua Tan, SungGeun Kim, Mathieu Luisier, Samarth Agarwal, Michael McLennan, Gerhard Klimeck, Junzhe Geng

Simulate 1D RTDs using NEGF.

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, Hong-Hyun Park, Samarth Agarwal, Gerhard Klimeck

Poisson-Schrödinger Solver for 1D Heterostructures

ACUTE

17 Aug 2008 | Tools | Contributor(s): Dragica Vasileska, Gerhard Klimeck, Xufeng Wang, Stephen M. Goodnick

This tool is used for the Advanced Computational Electronics Tool Based Curricula

Cosine Bands: an Exercise for PCPBT

21 Aug 2008 | Teaching Materials | Contributor(s): Gerhard Klimeck, Dragica Vasileska

This exercise demonstrates the formation of cosine bands as we increase the number of wells in the n-well structure.

Homework Assignment for Bulk Monte Carlo Lab: Velocity vs. Field for Arbitrary Crystallographic Orientations

21 Aug 2008 | Teaching Materials | Contributor(s): Dragica Vasileska, Gerhard Klimeck

User needs to calculate and compare to experiment the velocity field characteristics for electrons in Si for different crystalographic directions and 77K and 300K temperatures.

Homework Assignment for Bulk Monte Carlo Lab: Temperature Dependence of the Low Field Mobility for [100] Orientation

21 Aug 2008 | Teaching Materials | Contributor(s): Dragica Vasileska, Gerhard Klimeck

User needs to calculate and compare with experiments the temperature dependence of the low-field electron mobility in Si.

AQME - Advancing Quantum Mechanics for Engineers

12 Aug 2008 | Tools | Contributor(s): Gerhard Klimeck, Xufeng Wang, Dragica Vasileska

One-stop-shop for teaching quantum mechanics for engineers

Bulk Monte Carlo Lab

27 Apr 2008 | Tools | Contributor(s): Dragica Vasileska, Mark Lundstrom, Stephen M. Goodnick, Gerhard Klimeck

This tool calculates the bulk values of the carrier drift velocity and average electron energy in any material in which the conduction band is represented by a three valley model. Examples include Si, Ge and GaAs.