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  1. Bandstructure Effects in Nano Devices With NEMO: from Basic Physics to Real Devices and to Global Impact on nanoHUB.org

    08 Mar 2019 | Online Presentations | Contributor(s): Steven Clark

    This presentation will intuitively describe how bandstructure is modified at the nanometer scale and what some of the consequences are on the device performance.

  2. Progress on Quantum Transport Simulation Using Empirical Pseudopotentials

    10 Feb 2016 | Online Presentations | Contributor(s): Steven Clark

    IWCE 2015 presentation. After performing one-dimensional simulation of electron transport in narrow quantum wires without gate control in (Fang et al., 2014) and (Fu and Fischetti, 2013) using the open boundary-conditions full-band plane-wave transport formalism derived in (Fu, 2013), we now...

  3. Wigner Function Approach to Quantum Transport in QCLs

    10 Feb 2016 | Online Presentations | Contributor(s): Steven Clark

    IWCE 2015 presentation.  Abstract and more information to be added at a later date.

  4. nanoHUB-U Fundamentals of Nanoelectronics B: Quantum Transport: Scientific Overview

    11 Dec 2015 | Online Presentations | Contributor(s): Steven Clark

    This video is the Scientific Overview for the nanoHUB-U course "Fundamentals of  Nanoelectronics Part B: Quantum Transport" by Supriyo Datta.

  5. MATLAB codes from the "Lessons from Nanoelectronics"

    10 Dec 2015 | Downloads | Contributor(s): Steven Clark

    The .zip archive contains all the codes from the book.You can download and unzip the file to access the codes organized in folders (titled by the Lecture number).You can run this on MATLAB or use the OCTAViEw tool on nanoHUB.

  6. Analyzing Variability in Short-Channel Quantum Transport from Atomistic First Principles

    05 Nov 2015 | Online Presentations | Contributor(s): Steven Clark

    IWCE 2015 invited presentation.  Due to random impurity fluctuations, the device-to-device variability is a serious challenge to emerging nanoelectronics. In this talk I shall present a theoretical formalism and its numerical realization to predict quantum-transport variability from...

  7. 3D Topological Insulator Nanowire NEGF Simulation on GPU

    28 May 2015 | Downloads | Contributor(s): Steven Clark

    This code developed in C and CUDA simulates the carrier transport in three-dimensional (3D) topological insulator (TI) nanowire, with Bi2Se3 as exemplar material, with or without impurities, edge defects, acoustic phonons and vacancies for semi-infinite or metallic...

  8. Quantum Point Contact

    02 Feb 2015 | Tools | Contributor(s): Steven Clark

    Simulates the conductance and associated wavefunctions of Quantum Point Contacts.

  9. Efficiency Enhancement for Nanoelectronic Transport Simulations

    02 Feb 2014 | Papers | Contributor(s): Steven Clark

    PhD thesis of Jun HuangContinual technology innovations make it possible to fabricate electronic devices on the order of 10nm. In this nanoscale regime, quantum physics becomes critically important, like energy quantization effects of the narrow channel and the leakage currents due to tunneling....

  10. Nanoscale MOSFETS: Physics, Simulation and Design

    28 Jun 2013 | Papers | Contributor(s): Steven Clark

    This thesis discusses device physics, modeling and design issues of nanoscale transistors at the quantum level. The principle topics addressed in this report are 1) an implementation of appropriate physics and methodology in device modeling, 2)development of a new TCAD (technology computer aided...

  11. Modeling Quantum Transport in Nanoscale Transistors

    28 Jun 2013 | Papers | Contributor(s): Steven Clark

    As critical transistor dimensions scale below the 100 nm (nanoscale) regime, quantum mechanical effects begin to manifest themselves and affect important device performance metrics. Therefore, simulation tools which can be applied to design nanoscale transistors in the future, require new theory...

  12. ECE 606 Lecture 25: Modern MOSFETs

    03 Dec 2012 | Online Presentations | Contributor(s): Steven Clark

  13. Nanoscale Transistors Lecture 5: Transport - ballistic, diffusive, non-local, and quantum

    19 Jul 2012 | Online Presentations | Contributor(s): Steven Clark

  14. NEMO5 Tutorial 6B: Device Simulation - Quantum Transport in GaSb/InAs Tunneling FET

    16 Jul 2012 | Online Presentations | Contributor(s): Steven Clark

  15. NEMO5 Materials Database

    25 Mar 2012 | Downloads | Contributor(s): Steven Clark

    Revision 21229 for use on Conte August 4th, 2015  

  16. NEMO5 Public Examples

    07 Mar 2012 | Downloads | Contributor(s): Steven Clark

    Public examples have been removed. Please see the regression test resource https://nanohub.org/resources/19171revision 8163Updated August 8, 2012bulk_Cu NCN_summer_school_2012Python_solverbulk_GaAs_band_structure Nitrides Si_all_around_band_structurebulk_GaAs_parallelPoisson_Schroedinger_eff_mass...

  17. ECE 656 Lecture 35: Introduction to Quantum Transport in Devices

    25 Jan 2012 | Online Presentations | Contributor(s): Steven Clark

    Outline:IntroductionSemiclassical ballistic transportQuantum ballistic transportCarrier scattering in quantum transportDiscussionSummary

  18. Dissipative Quantum Transport in Semiconductor Nanostructures

    28 Dec 2011 | Papers | Contributor(s): Steven Clark

    In this work, we investigate dissipative quantum transport properties of an open system. After presenting the background of ballistic quantum transport calculations, a simple scattering mechanism, called Büttiker Probes, is introduced. Then, we assess the properties of the Büttiker Probe model...

  19. What are the proper transport models at the nanoscale?

    30 Jun 2011 | Teaching Materials | Contributor(s): Steven Clark

    This presentation is part of the series Nanoelectronics and Modeling at the Nanoscale

  20. Tutorial 4d: Formation of Bandstructure in Finite Superlattices (Exercise Demo)

    29 Mar 2011 | Online Presentations | Contributor(s): Steven Clark

    Demonstration of thePiece-Wise Constant Potential Barriers Tool.