Tags: periodic potentials

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  1. ABACUS Tool Suite and Bandstructure and Band Models (Fall 2023)

    22 Aug 2023 | | Contributor(s):: Gerhard Klimeck

    In the third session, Dr. Klimeck will give a brief overview of ABACUS and demonstrate several bandstructure tools. With these, students can explore the Standard Periodic Potential aka Kronig-Penney model as well as bandstructure formation by transmission through finite barriers....

  2. ECE 606 L7.1: Bandstructure - Problem Formulation

    20 Jul 2023 | | Contributor(s):: Gerhard Klimeck

  3. ABACUS Bandstructure Models (Spring 2022)

    05 May 2022 | | Contributor(s):: Gerhard Klimeck

    In the third session, Dr. Klimeck will give a brief overview of ABACUS and demonstrate several bandstructure tools. With these, students can explore the Standard Periodic Potential aka Kronig-Penney model as well as bandstructure formation by transmission through finite barriers....

  4. ABACUS Bandstructure Models (Winter 2021)

    21 Dec 2021 | | Contributor(s):: Gerhard Klimeck

    In the third session, Dr. Klimeck will give a brief overview of ABACUS and demonstrate several bandstructure tools. With these, students can explore the Standard Periodic Potential aka Kronig-Penney model as well as bandstructure formation by transmission through finite barriers...

  5. coulomb potenial

    Q&A|Closed | Responses: 2

    Could you tell me the formulation that used in coulomb potential? Cause I don't get it from your explanation about the Coulomb potential.

    https://nanohub.org/answers/question/2398

  6. coulomb potenial

    Q&A|Closed | Responses: 1

    Could you tell me the formulation that used in coulomb potential? Cause I don't get it from your explanation about the coulomb potential.

    https://nanohub.org/answers/question/2397

  7. AQME Advancing Quantum Mechanics for Engineers

    Introduction to Advancing Quantum Mechanics for Engineers and Physicists “Advancing Quantum Mechanics for Engineers” (AQME) toolbox is an assemblage of individually authored tools...

    https://nanohub.org/wiki/aqme2

  8. Periodic Potential Lab - Kronig Penney Model - New Interactive Version

    23 Aug 2019 | | Contributor(s):: Daniel Mejia, Gerhard Klimeck

    Periodic Potential Lab - Kronig Penney Model - Interactively explore bandstructure and wavefunctions with different potentials

  9. ABACUS—Introduction to Semiconductor Devices

    When we hear the term semiconductor device, we may think first of the transistors in PCs or video game consoles, but transistors are the basic component in all of the electronic devices we use in...

    https://nanohub.org/wiki/EduSemiconductor2

  10. Piece-Wise Constant Potential Barriers Tool Learning Materials

    By completing the Piece-Wise Constant Potential Barriers Tool Lab (PCPBT Lab) in ABACUS - Assembly of Basic Applications for Coordinated Understanding of Semiconductors, users will be able to...

    https://nanohub.org/wiki/PCPBTPage

  11. Periodic Potential Lab Learning Materials

    By completing the Periodic Potential Lab in ABACUS - Assembly of Basic Applications for Coordinated Understanding of Semiconductors, users will be able a) to understand the Kronig-Penney model and...

    https://nanohub.org/wiki/PPLPage

  12. Periodic Potential Lab Worked Examples

    11 Apr 2011 | | Contributor(s):: SungGeun Kim, Abhijeet Paul, Gerhard Klimeck, Lynn Zentner, Benjamin P Haley

    Worked Examples for Periodic Potential Lab

  13. ABACUS: Test for Periodic Potential Lab

    05 Aug 2010 | | Contributor(s):: Dragica Vasileska, Gerhard Klimeck

    The objective of this test is to give an idea to a self-learning students or to instructors in the case this test is used in a classroom the level of understanding of this topic when students have gone through the learning material, worked exercises and have completed the assignments and the...

  14. Periodic Potentials Exercise

    16 Jun 2010 | | Contributor(s):: Gerhard Klimeck, Parijat Sengupta, Dragica Vasileska

    In this exercise, various calculations of the electronic band structure of a one-dimensional crystal are performed with the Kronig-Penney (KP) model. This model has an analytical solution and therefore allows for simple calculations. More realistic models always require extensive numeric...

  15. Comparison of PCPBT Lab and Periodic Potential Lab

    10 Aug 2009 | | Contributor(s):: Abhijeet Paul, Samarth Agarwal, Gerhard Klimeck, Junzhe Geng

    This small presentation provides information about the comparison performed for quantum wells made of GaAs and InAs in two different tools. This has been done to benchmark the results from completely two different sets of tools and validate the obtained results. In this presentation we provide...

  16. Periodic Potential Lab Demonstration: Standard Kroenig-Penney Model

    11 Jun 2009 | | 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 those...

  17. Periodic Potential Lab: First-Time User Guide

    07 Jun 2009 | | 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...

  18. Cosine Bands: an Exercise for PCPBT

    21 Aug 2008 | | 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.

  19. Quantum Mechanics: Periodic Potentials and Kronig-Penney Model

    09 Jul 2008 | | Contributor(s):: Dragica Vasileska, Gerhard Klimeck

    The Kronig-Penney model is a simple approximation of a solid. The potential consists of a periodic arrangement of delta functions, square well or Coulomb well potentials. By means of epitaxial growth techniques artificial semiconductor superlattices can be realized, which behave very similar to...

  20. Slides: Kronig-Penney Model Explained

    08 Jul 2008 | | Contributor(s):: Dragica Vasileska, Gerhard Klimeck

    www.eas.asu.edu/~vasileskNSF