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 operational …

https://nanohub.org/resources/15674

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.

https://nanohub.org/resources/13682

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

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

…

https://nanohub.org/resources/14673

Tunneling

29 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 the …

https://nanohub.org/resources/11771

Outdoing Maxwell’s Demon: Taming Molecular Wildness

27 Apr 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 to …

https://nanohub.org/resources/11192

Additional Tutorials on Selected Topics in Nanotechnology

23 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.

https://nanohub.org/resources/11041

Tutorial 4: Far-From-Equilibrium Quantum Transport

23 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 …

https://nanohub.org/resources/11042

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

23 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: Linear …

https://nanohub.org/resources/11043

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

23 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?

https://nanohub.org/resources/11051

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

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

Demonstration of the Piece-Wise Constant Potential Barriers Tool.

https://nanohub.org/resources/11052

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

31 Aug 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 …

https://nanohub.org/resources/9600

Resonant Tunneling Diode operation

09 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 …

https://nanohub.org/resources/8799

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

23 Feb 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 both …

https://nanohub.org/resources/8540

Nanoelectronic Modeling nanoHUB Demo 2: RTD simulation with NEGF

01 Feb 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 …

https://nanohub.org/resources/8317

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

01 Feb 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 potential …

https://nanohub.org/resources/8318

Nanoelectronic Modeling Lecture 26: NEMO1D -

02 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 …

https://nanohub.org/resources/8596

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

25 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 …

https://nanohub.org/resources/8195

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 …

https://nanohub.org/resources/7563

Lecture 6: Graphene PN Junctions

21 Sep 2009 | Online Presentations | Contributor(s): Mark Lundstrom

Outline: Introduction Electron optics in graphene Transmission across NP junctions Conductance of PN and NN junctions Discussion Summary Network for Computational Nanotechnology, Intel …

https://nanohub.org/resources/7423

Illinois ECE 598EP Lecture 12 - Hot Chips: Boundary Resistance and Thermometry

10 Jul 2009 | Online Presentations | Contributor(s): Eric Pop, Omar N Sobh

Boundary Resistance and Thermometry Topics: Summary of Boundary Resistance Acoustic vs. Diffuse Mismatch Model Band to Band Tunneling Conduction Thermionic and Field Emission(3D) Photon …

https://nanohub.org/resources/7115