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Tags: tunneling

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  1. Tunnel FETs - Device Physics and Realizations

    10 Jul 2013 | Online Presentations | Contributor(s): Joachim Knoch

    Here, the operating principles of TFETs will be discussed in detail and experimental realizations as well as simulation results will be presented. In particular, the role of the injecting source...

    http://nanohub.org/resources/18723

  2. Inelastic Transport in Carbon Nanotube Electronic and Optoelectronic Devices

    28 Jun 2013 | Papers | Contributor(s): Siyu Koswatta

    Discovered in the early 1990's, carbon nanotubes (CNTs) are found to have exceptional physical characteristics compared to conventional semiconductor materials, with much potential for devices...

    http://nanohub.org/resources/18707

  3. Uniform Methodology of Benchmarking Beyond-CMOS Devices

    31 Oct 2012 | Online Presentations | Contributor(s): Dmitri Nikonov

    Multiple logic devices are presently under study within the Nanoelectronic Research Initiative (NRI) to carry the development of integrated circuits beyond the CMOS roadmap. Structure and...

    http://nanohub.org/resources/15674

  4. Energies and Lifetimes with Complex-Scaling

    02 Apr 2012 | Tools | Contributor(s): Daniel Lee Whitenack, Adam Wasserman

    Calculate the resonance energies and lifetimes of a user-defined potential with a uniform complex-scaling transformation.

    http://nanohub.org/resources/cscale

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

    16 Jul 2012 | Online Presentations | Contributor(s): Yu He

    http://nanohub.org/resources/14673

  6. Tunneling

    30 Jul 2011 | Teaching Materials | Contributor(s): Dragica Vasileska, Gerhard Klimeck

    This set of slides describes the quantum-mechanical process for tunneling and how it is accounted for in modeling semiconductor devices. We explain WKB approximation, transfer matrix approach and...

    http://nanohub.org/resources/11771

  7. Outdoing Maxwell’s Demon: Taming Molecular Wildness

    11 May 2011 | Online Presentations | Contributor(s): Dudley R. Herschbach

    This talk describes these developments, illustrating means to analyze and control molecular trajectories and spatial orientation and to select rotational and vibrational states, with applications...

    http://nanohub.org/resources/11192

  8. Additional Tutorials on Selected Topics in Nanotechnology

    29 Mar 2011 | Workshops | Contributor(s): Gerhard Klimeck, Umesh V. Waghmare, Timothy S Fisher, N. S. Vidhyadhiraja

    Select tutorials in nanotechnology, a part of the 2010 NCN@Purdue Summer School: Electronics from the Bottom Up.

    http://nanohub.org/resources/11041

  9. Tutorial 4: Far-From-Equilibrium Quantum Transport

    29 Mar 2011 | Courses | Contributor(s): Gerhard Klimeck

    These lectures focus on the application of the theories using the nanoelectronic modeling tools NEMO 1- D, NEMO 3-D, and OMEN to realistically extended devices. Topics to be covered are realistic...

    http://nanohub.org/resources/11042

  10. Tutorial 4a: High Bias Quantum Transport in Resonant Tunneling Diodes

    29 Mar 2011 | Online Presentations | Contributor(s): Gerhard Klimeck

    Outline: Resonant Tunneling Diodes - NEMO1D: Motivation / History / Key Insights Open 1D Systems: Transmission through Double Barrier Structures - Resonant Tunneling Introduction to RTDs:...

    http://nanohub.org/resources/11043

  11. Tutorial 4c: Formation of Bandstructure in Finite Superlattices (Exercise Session)

    29 Mar 2011 | Online Presentations | Contributor(s): Gerhard Klimeck

    How does bandstructure occur? How large does a repeated system have to be? How does a finite superlattice compare to an infinite superlattice?

    http://nanohub.org/resources/11051

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

    29 Mar 2011 | Online Presentations | Contributor(s): Gerhard Klimeck

    Demonstration of the Piece-Wise Constant Potential Barriers Tool.

    http://nanohub.org/resources/11052

  13. ME 597 Lecture 1: Review of Quantum Tunneling/Introduction to STM

    01 Sep 2010 | Online Presentations | Contributor(s): Ron Reifenberger

    Topics: Quantum Tunneling The STM – basic idea Recommended Reading: See References below. G. Binnig, H. Rohrer, Ch. Gerber, E. Weibel, “Tunneling through a controllable vacuum gap”,...

    http://nanohub.org/resources/9600

  14. Resonant Tunneling Diode operation

    22 Apr 2010 | Animations | Contributor(s): Saumitra Raj Mehrotra, Gerhard Klimeck

    A resonant tunneling diode (RTD) is a type of diode with a resonant tunneling structure that allows electrons to tunnel through various resonant states at certain energy levels. RTDs can be...

    http://nanohub.org/resources/8799

  15. Simulation of the Spin Field Effect Transistors: Effects of Tunneling and Spin Relaxation on its Performance

    05 Apr 2010 | Online Presentations | Contributor(s): Yunfei Gao

    A numerical simulation of spin-dependent quantum transport for a spin field effect transistor (spinFET) is implemented in a widely used simulator nanoMOS. This method includes the effect of...

    http://nanohub.org/resources/8540

  16. Nanoelectronic Modeling nanoHUB Demo 2: RTD simulation with NEGF

    09 Mar 2010 | Online Presentations | Contributor(s): Gerhard Klimeck

    Demonstration of resonant tunneling diode (RTD) simulation using the RTD Simulation with NEGF Tool with a Hartree potential model showing potential profile, charge densities, current-voltage...

    http://nanohub.org/resources/8317

  17. Nanoelectronic Modeling nanoHUB Demo 1: nanoHUB Tool Usage with RTD Simulation with NEGF

    09 Mar 2010 | Online Presentations | Contributor(s): Gerhard Klimeck

    Demonstration of running tools on the nanoHUB. Demonstrated is the RTD Simulation with NEGF Tool using a simple level-drop potential model and a more realistic device using a Thomas-Fermi...

    http://nanohub.org/resources/8318

  18. Nanoelectronic Modeling Lecture 26: NEMO1D -

    09 Mar 2010 | Online Presentations | Contributor(s): Gerhard Klimeck

    NEMO1D demonstrated the first industrial strength implementation of NEGF into a simulator that quantitatively simulated resonant tunneling diodes. The development of efficient algorithms that...

    http://nanohub.org/resources/8596

  19. Nanoelectronic Modeling Lecture 12: Open 1D Systems - Transmission through Double Barrier Structures - Resonant Tunneling

    27 Jan 2010 | Online Presentations | Contributor(s): Gerhard Klimeck, Dragica Vasileska

    This presentation shows that double barrier structures can show unity transmission for energies BELOW the barrier height, resulting in resonant tunneling. The resonance can be associated with a...

    http://nanohub.org/resources/8195

  20. ME 597 Lecture 3: Quantum Tunneling/The STM

    08 Oct 2009 | Online Presentations | Contributor(s): Ron Reifenberger

    Topics: Quantum Tunneling The STM – basic idea Recommended Reading: See References below. G. Binnig, H. Rohrer, Ch. Gerber, E. Weibel, “Tunneling through a controllable vacuum gap”,...

    http://nanohub.org/resources/7563

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