-
ABACUS Drift-Diffusion-Lab with Bias and Light (Spring 2022)
05 May 2022 | | Contributor(s):: Gerhard Klimeck
In the fourth session, Dr. Klimeck will give a brief overview of ABACUS and demonstrate the Drift-Diffusion-Lab. Students can experiment with a semiconductor slab under bias and/or light illumination...
-
ABACUS Drift-Diffusion-Lab with Bias and Light (Winter 2021)
19 Jan 2022 | | Contributor(s):: Gerhard Klimeck
In the fourth session, Dr. Klimeck will give a brief overview of ABACUS and demonstrate the Drift-Diffusion-Lab. Students can experiment with a semiconductor slab under bias and/or light illumination...
-
Dec 01 2021
nanoHUB Online Recitation Series for Semiconductor Education: ABACUS Overview and Crystal Structures
Series Information: Recent economic needs have re-kindled national and global interest in semiconductor devices and created an urgent need for more semiconductor device engineers and...
https://nanohub.org/events/details/2112
-
Chapter 1: A Primer on the MOSFet Simulator on nanoHUB.org
19 Mar 2020 | | Contributor(s):: Abdussamad Ahmed Muntahi, Dragica Vasileska, Shaikh S. Ahmed
The MOSFet simulator on nanoHUB.org (http://nanohub.org/resources/mosfet) simulates the equilibrium electrostatics and non-equilibrium current-voltage (I-V) characteristics of i) bulk, ii) dual-gate, and iii) SOI based field effect transistors. In this chapter, we will describe: i) the structure...
-
Bandstructure Effects in Nano Devices With NEMO: from Basic Physics to Real Devices and to Global Impact on nanoHUB.org
08 Mar 2019 | | Contributor(s):: Gerhard Klimeck
This presentation will intuitively describe how bandstructure is modified at the nanometer scale and what some of the consequences are on the device performance.
-
Lecture 2: General Model for Transport
28 Jul 2011 | | Contributor(s):: Mark Lundstrom
Datta's model of a nanodevice is introduced as a general way of describing nanodevices as well, as bulk metals and semiconductors.
-
OPV: Untangling the Essence of Bulk Heterostructure Organic Solar Cells: Why the Complex Need not be Complicated
31 Jan 2011 | | Contributor(s):: Muhammad Alam
This presentation was part of the "Organic Photovoltaics: Experiment and Theory" workshop at the 2010 Users' Meeting of the Molecular Foundry and the National Center for Electron Microscopy, both DOE-funded Research Centers at Lawrence Berkeley National Laboratory.
-
Berkeley GW
27 Sep 2009 | | Contributor(s):: Alexander S McLeod, Peter Doak, Sahar Sharifzadeh, Jeffrey B. Neaton
This is an educational tool that illustrates the calculation of the electronic structure of materials using many-body perturbation theory within the GW approximation
-
ABACUS Exercise: Conductivity and Carrier Concentration
19 Jul 2010 | | Contributor(s):: Dragica Vasileska, Gerhard Klimeck
The objective of the first problem is to teach the students how to calculate carrier conductivity in a bulk semiconductor material. The objective of the second problem is to calculate the electron and hole concentrations in a bulk sample for fixed donor and varying acceptor concentration.
-
Illinois ECE 440: Charge Carrier in Bulk Semiconductors Homework
27 Jan 2010 | | Contributor(s):: Mohamed Mohamed
This homework covers the effects of doping on carrier concentration in bulk silicon.
-
Lecture 6: 3D Nets in a 3D World: Bulk Heterostructure Solar Cells
29 Jul 2009 | | Contributor(s):: Muhammad A. Alam
Outline:Introduction: definitions and review
Reaction diffusion in fractal volumesCarrier transport in BH solar cellsAll phase transitions are not fractalConclusions
-
Band Structure Lab Demonstration: Bulk Strain
03 Jun 2009 | | Contributor(s):: Gerhard Klimeck
This video shows an electronic structure calculation of bulk Si using Band Structure Lab. Several powerful features of this tool are demonstrated.
-
ABINIT: First-Time User Guide
09 Jun 2009 | | Contributor(s):: Benjamin P Haley
This first-time user guide provides an introduction to using ABINIT on nanoHUB. We include a very brief summary of Density Functional Theory along with a tour of the Rappture interface. We discuss the default simulation (what happens if you don't change any inputs, and just hit...
-
ABACUS - Assembly of Basic Applications for Coordinated Understanding of Semiconductors
16 Jul 2008 | | Contributor(s):: Xufeng Wang, Daniel Mejia, Dragica Vasileska, Gerhard Klimeck
One-stop-shop for teaching semiconductor devices
-
Bulk Monte Carlo Code Described
01 Jul 2008 | | Contributor(s):: Dragica Vasileska
In this tutorial we give implementation details for the bulk Monte Carlo code for calculating the electron drift velocity, velocity-field characteristics and average carrier energy in bulk GaAs materials. Identical concepts with minor details apply to the development of a bulk Monte Carlo code...
-
StrainBands
15 Jun 2007 | | Contributor(s):: Joe Ringgenberg, Joydeep Bhattacharjee, Jeffrey B. Neaton, Jeffrey C Grossman, Eric Schwegler
Explore the influence of strain on first-principles bandstructures of semiconductors.