Tags: quantum transport

Resources (181-200 of 213)

  1. Nanoelectronics and the Meaning of Resistance

    20 Aug 2008 | Courses | Contributor(s): Supriyo Datta

    The purpose of this series of lectures is to introduce the "bottom-up" approach to nanoelectronics using concrete examples. No prior knowledge of quantum mechanics or statistical mechanics is...

    http://nanohub.org/resources/5279

  2. 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

    http://nanohub.org/resources/abacus

  3. Piece-Wise Constant Potential Barriers Tool

    08 Aug 2008 | Tools | Contributor(s): Xufeng Wang, Samarth Agarwal, Gerhard Klimeck, Dragica Vasileska, Mathieu Luisier, Jean Michel D Sellier

    Transmission and the reflection coefficient of a five, seven, nine, eleven and 2n-segment piece-wise constant potential energy profile

    http://nanohub.org/resources/pcpbt

  4. Nano Carbon: From ballistic transistors to atomic drumheads

    14 May 2008 | Online Presentations | Contributor(s): Paul L. McEuen

    Carbon takes many forms, from precious diamonds to lowly graphite. Surprisingly, it is the latter that is the most prized by nano physicists. Graphene, a single layer of graphite, can serve as an...

    http://nanohub.org/resources/4398

  5. Matdcal

    05 May 2008 | Tools | Contributor(s): Kirk H. Bevan

    Non-equilibrium Green's Function Density Functional Theory Simulator

    http://nanohub.org/resources/Matdcal

  6. Introduction to Coulomb Blockade Lab

    31 Mar 2008 | Teaching Materials | Contributor(s): Bhaskaran Muralidharan, Xufeng Wang, Gerhard Klimeck

    The tutorial is based on the Coulomb Blockade Lab available online at Coulomb Blockade Lab. Students are introduced to the concepts of level broadening and charging energies in artificial atoms...

    http://nanohub.org/resources/4231

  7. Coulomb Blockade Simulation

    31 Mar 2008 | Tools | Contributor(s): Xufeng Wang, Bhaskaran Muralidharan, Gerhard Klimeck

    Simulate Coulomb Blockade through Many-Body Calculations in a single and double quantum dot system

    http://nanohub.org/resources/coulombsim

  8. Nanoelectronic Modeling: Multimillion Atom Simulations, Transport, and HPC Scaling to 23,000 Processors

    07 Mar 2008 | Online Presentations | Contributor(s): Gerhard Klimeck

    Future field effect transistors will be on the same length scales as “esoteric” devices such as quantum dots, nanowires, ultra-scaled quantum wells, and resonant tunneling diodes. In those...

    http://nanohub.org/resources/3988

  9. MCW07 A Quantum Open Systems Approach to Molecular-Scale Devices

    25 Feb 2008 | Online Presentations | Contributor(s): Yongqiang Xue

    Experimental advances in electrically and optically probing individual molecules have provided new insights into the behavior of single quantum objects and their interaction with the...

    http://nanohub.org/resources/3090

  10. MCW07 Physics of Contact Induced Current Asymmetry in Transport Through Molecules

    25 Feb 2008 | Online Presentations | Contributor(s): Bhaskaran Muralidharan, Owen D. Miller, Neeti Kapur, Avik Ghosh, Supriyo Datta

    We first outline the qualitatively different physics involved in the charging-induced current asymmetries in molecular conductors operating in the strongly coupled (weakly interacting)...

    http://nanohub.org/resources/3073

  11. Exploring Physical and Chemical control of molecular conductance: A computational study

    01 Feb 2008 | Online Presentations | Contributor(s): Barry D. Dunietz

    http://nanohub.org/resources/3945

  12. Path Integral Monte Carlo

    15 Jan 2008 | Tools | Contributor(s): John Shumway, Matthew Gilbert

    Tool Description

    http://nanohub.org/resources/pimc

  13. Application of the Keldysh Formalism to Quantum Device Modeling and Analysis

    14 Jan 2008 | Papers | Contributor(s): Roger Lake

    The effect of inelastic scattering on quantum electron transport through layered semi-conductor structures is studied numerically using the approach based on the non-equilibrium Green's function...

    http://nanohub.org/resources/3833

  14. Electron-Phonon and Electron-Electron Interactions in Quantum Transport

    14 Jan 2008 | Papers | Contributor(s): Gerhard Klimeck

    The objective of this work is to shed light on electron transport through sub-micron semi-conductor structures, where electronic state quantization, electron-electron interactions and...

    http://nanohub.org/resources/3831

  15. Can numerical “experiments” INSPIRE physical experiments?

    20 Dec 2007 | Online Presentations | Contributor(s): Supriyo Datta

    This presentation was one of 13 presentations in the one-day forum, "Excellence in Computer Simulation," which brought together a broad set of experts to reflect on the future of...

    http://nanohub.org/resources/3716

  16. NanoElectronic MOdeling: NEMO

    20 Dec 2007 | Online Presentations | Contributor(s): Gerhard Klimeck

    This presentation was one of 13 presentations in the one-day forum, "Excellence in Computer Simulation," which brought together a broad set of experts to reflect on the future of computational...

    http://nanohub.org/resources/3707

  17. Carrier Transport at the Nanoscale

    27 Nov 2007 | Courses | Contributor(s): Mark Lundstrom

    Fall 2007 Note: A more current teaching of this course with online lectures is available as ECE 656: Electronic Transport in Semiconductors (Fall 2011). This is a course about how...

    http://nanohub.org/resources/3589

  18. Engineering at the nanometer scale: Is it a new material or a new device?

    06 Nov 2007 | Online Presentations | Contributor(s): Gerhard Klimeck

    This seminar will overview NEMO 3D simulation capabilities and its deployment on the nanoHUB as well as an overview of the nanoHUB impact on the community.

    http://nanohub.org/resources/3504

  19. MCW07 Modeling Molecule-Assisted Transport in Nanotransistors

    06 Nov 2007 | Online Presentations | Contributor(s): Kamil Walczak

    Molecular electronics faces many problems in practical device implementation, due to difficulties with fabrication and gate-ability. In these devices, molecules act as the main conducting channel....

    http://nanohub.org/resources/3074

  20. MCW07 Simple Models for Molecular Transport Junctions

    13 Sep 2007 | Online Presentations | Contributor(s): Misha Galperin, Abraham Nitzan, Mark A. Ratner

    We review our recent research on role of interactions in molecular transport junctions. We consider simple models within nonequilibrium Green function approach (NEGF) in steady-state regime.

    http://nanohub.org/resources/3072