
Excited State Spectroscopy of a Quantum Dot Molecule
11 Jan 2013  Online Presentations  Contributor(s): Muhammad Usman
Atomistic electronic structure calculations are performed to study the coherent interdot couplings of the electronic states in a single InGaAs quantum dot molecule. The experimentally observed...
http://nanohub.org/resources/12686

Finite Size Scaling and Quantum Criticality
02 Jan 2008  Online Presentations  Contributor(s): Sabre Kais
In statistical mechanics, the finite size scaling method provides a systematic way to extrapolate information about criticality obtained from a finite system to the thermodynamic limit. For...
http://nanohub.org/resources/3526

HPC and Visualization for multimillion atom simulations
21 Jun 2005  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation gives an overview of the HPC and visulaization efforts involving multimillion atom simulations for the June 2005 NSF site visit to the Network for Computational Nanotechnology.
http://nanohub.org/resources/187

Illinois ECE598XL Semiconductor Nanotechnology  3  Quantum Dots: Formation
27 Jun 2011  Online Presentations  Contributor(s): Xiuling Li
http://nanohub.org/resources/11404

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

Introduction to Quantum Dot Lab
31 Mar 2008  Online Presentations  Contributor(s): Sunhee Lee, Hoon Ryu, Gerhard Klimeck
The nanoHUB tool "Quantum Dot Lab" allows users to compute the quantum mechanical "particle in a box" problem for a variety of different
confinement shapes, such as boxes, ellipsoids, disks, and...
http://nanohub.org/resources/4194

KIST/PU MultiComponent, MultiFunctional Nanomedical Systems for Drug/Gene Delivery
23 Oct 2007  Online Presentations  Contributor(s): James Leary
In this brief paper we describe some of our recent efforts to construct multicomponent, multifunctional nanomedical systems for delivery of therapeutic genes. We first describe the general...
http://nanohub.org/resources/3380

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 charginginduced current asymmetries in molecular conductors operating in the strongly coupled (weakly interacting)...
http://nanohub.org/resources/3073

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 steadystate regime.
http://nanohub.org/resources/3072

Microscaled Biochips with Optically Active Surfaces for Near and Farfield Analysis of Cellular Fluorescence
31 Aug 2007  Online Presentations  Contributor(s): Huw Summers
The integration of thin (< 100 nm) metal films with microscale
optical waveguides provides a route to controlled spatial
excitation of cellular fluorescence within a biochip...
http://nanohub.org/resources/3121

Modeling the quantum dot growth in the continuum approximation
12 Jan 2011  Papers  Contributor(s): Peter Cendula
Quantum dots can grow spontaneously during molecular beam epitaxy of
two materials with different lattice parameters, StranskiKrastanow growth mode.
We study a mathematical model based on the...
http://nanohub.org/resources/10365

Molecular Transport Structures: Elastic Scattering, Vibronic Effects and Beyond
13 Feb 2006  Online Presentations  Contributor(s): Mark A. Ratner, Abraham Nitzan, Misha Galperin
Current experimental efforts are clarifying quite beautifully the nature of charge transport in socalled molecular junctions, in which a single molecule provides the channel for current flow...
http://nanohub.org/resources/1018

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

Nanobiotechnology – a different perspective
22 Jul 2008  Online Presentations  Contributor(s): Murali Sastry
The study of the synthesis, exotic properties, assembly/packaging and potential commercial application of nanomaterials is an extremely important topic of research that is expected to have...
http://nanohub.org/resources/4807

Nanoelectronic Modeling Lecture 28: Introduction to Quantum Dots and Modeling Needs/Requirements
20 Jul 2010  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation provides a very high level software overview of NEMO1D.
Learning Objectives:
This lecture provides a very high level overview of quantum dots. The main issues and...
http://nanohub.org/resources/8598

Nanoelectronic Modeling Lecture 29: Introduction to the NEMO3D Tool
04 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation provides a very high level software overview of NEMO3D. The items discussed are:
Modeling Agenda and Motivation
TightBinding Motivation and basic formula...
http://nanohub.org/resources/8599

Nanoelectronic Modeling Lecture 31a: LongRange Strain in InGaAs Quantum Dots
04 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck
This presentation demonstrates the importance of longrange strain in quantum dots
Numerical analysis of the importance of the buffer around the central quantum dot  local band edges –...
http://nanohub.org/resources/9270

Nanoelectronic Modeling Lecture 32: Strain Layer Design through Quantum Dot TCAD
04 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Muhammad Usman
This presentation demonstrates the utilization of NEMO3D to understand complex experimental data of embedded InAs quantum dots that are selectively overgrown with a strain reducing InGaAs layer....
http://nanohub.org/resources/9272

Nanoelectronic Modeling Lecture 34: Alloy Disorder in Quantum Dots
05 Aug 2010  Online Presentations  Contributor(s): Gerhard Klimeck, Timothy Boykin, Chris Bowen
This presentation discusses the consequences of Alloy Disorder in strained InGaAs Quantum Dots
Reminder of the origin of bandstructure and bandstructure engineering
What happens when...
http://nanohub.org/resources/9279

Nanoelectronic Modeling: Exercises 13  Barrier Structures, RTDs, and Quantum Dots
27 Jan 2010  Online Presentations  Contributor(s): Gerhard Klimeck
Exercises:
Barrier Structures
Uses: PieceWise Constant Potential Barrier Tool
Resonant Tunneling Diodes
Uses: Resonant Tunneling Diode Simulation with NEGF
• Hartree calculation
•...
http://nanohub.org/resources/8259