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DNA Nanowires
Online Presentations | 06 Aug 2006 | Contributor(s):: Margarita Shalaev
DNA is a relatively inexpensive and ubiquitous material that can be used as a scaffold for constructing nanowires. Our research focuses on the manufacturing of DNA-templated, magnetic nanowires. This is accomplished by synthesizing positively-charged metal nanoparticles that self-assemble along...
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Surface Analysis of Organic Monlayers Using FTIR and XPS
Online Presentations | 02 Aug 2006 | Contributor(s):: Jamie Nipple, Michael Toole, David Janes
Current research concerning self-assembled monolayers (SAM) focuses on the fabrication of microelectronics utilizing a semiconductor/molecule/metal junction. This study seeks to investigate various experimental techniques for creation of organic monolayers by surface analysis techniques including...
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A MATLAB code for Hartree Fock calculation of H-H ground state bondlength and energy using STO-4G
Downloads | 08 Aug 2006 | Contributor(s):: Amritanshu Palaria
Hartree Fock (HF) theory is one of the basic theories underlying the current understanding of the electronic structure of materials. It is a simple non-relativistic treatment of many electron system that accounts for the antisymmetric (fermion) nature of electronic wavefunction but does not...
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Nanotubes and Nanowires: One-dimensional Materials
Online Presentations | 17 Jul 2006 | Contributor(s):: Timothy D. Sands
What is a nanowire? What is a nanotube? Why are they interesting and what are their potential applications? How are they made? This presentation is intended to begin to answer these questions while introducing some fundamental concepts such as wave-particle duality, quantum confinement, the...
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Vector Free Energy Calculation with Adaptive Biasing Force
Online Presentations | 18 Jun 2006 | Contributor(s):: Eric F Darve
This presentation discusses recent numerical methods to calculate thefree energy as a function of a reaction coordinate for bio-molecules.Free energy is often called potential of mean force and represents theeffective potential experienced by a generalized coordinate for abio-molecular system....
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First Principles-Based Modeling of materials: Towards Computational Materials Design
Online Presentations | 20 Apr 2006 | Contributor(s):: Alejandro Strachan
Molecular dynamics (MD) simulations with accurate, first principles-based interatomic potentials is a powerful tool to uncover and characterize the molecular-level mechanisms that govern the chemical, mechanical and optical properties of materials. Such fundamental understanding is critical to...
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The Rush to Market, Lack of Knowledge, and Public Trust
Online Presentations | 11 Apr 2006 | Contributor(s):: Vivian Weil
What should rivet our attention now is the rush to get nano products into the market long before the nanoscale phenomena these products exploit are understood. Nanoscale materials often present unusual structures and activities as compared to ordinary-scale amounts of the same material. Research...
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EDA Challenges in Nanoscale Design: A Synopsys Perspective
Online Presentations | 11 Apr 2006 | Contributor(s):: Rich Goldman
Rich Goldman gives an overview of the current state ofthe semiconductor and EDA (Electronic Design Automation) industry with aspecial focus on the impact of nanometer scale design on design tools andthe economics of the industry.
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The Long and Short of Pick-up Stick Transistors: A Promising Technology for Nano- and Macro-Electronics
Online Presentations | 11 Apr 2006 | Contributor(s):: Muhammad A. Alam
In recent years, there has been enormous interest in the emerging field of large-area macro-electronics, and fabricating thin-film transistors on flexible substrates. This talk will cover recent work in developing a comprehensive theoretical framework to describe the performance of these "pick-up...
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Tutorial on Using Micelle-MD
Online Presentations | 05 Apr 2006 | Contributor(s):: Patrick Chiu, Kunal Shah, Susan Sinnott
This is a tutorial using Micelle-MD. This includes the main capabilities, computation procedure, with format of files generated, and the simulation setup, which includes the material models implemented.
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Mechanical Properties of Surfactant Aggregates at Water-Solid Interfaces
Online Presentations | 05 Apr 2006 | Contributor(s):: Patrick Chiu, Kunal Shah, Susan Sinnott
This is a talk on the mechanical properties of surfactant aggregates at water-solid interfaces using Micelle-MD. This includes silica indentations of micelles with comparison to experimental data and graphite indentation of Micelle.
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Mark Ratner Interview on Nanotechnology
Online Presentations | 23 Mar 2006 | Contributor(s):: Mark Ratner, Krishna Madhavan
Nanotechnology interview with Krishna Madhavan.
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Engineering Nanomedical Systems
Online Presentations | 06 Mar 2006 | Contributor(s):: James Leary
This tutorial discusses general problems and approaches to the design of engineered nanomedical systems. One example given is the engineering design of programmable multilayered nanoparticles (PMNP) to control a multi-sequence process of targeting to rare cells in-vivo, re-targeting to...
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A Gentle Introduction to Nanotechnology and Nanoscience
Online Presentations | 13 Feb 2006 | Contributor(s):: Mark Ratner
While the Greek root nano just means dwarf, the nanoscale has become a giant focus of contemporary science and technology. We will examine the fundamental issues underlying the excitement involved in nanoscale research - what, why and how. Specific topics include assembly, properties,...
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Nano-Scale Device Simulations Using PROPHET-Lab Exercise 2
Teaching Materials | 08 Feb 2006 | Contributor(s):: Yang Liu
Companion exercises for "Nano-Scale Device Simulations Using PROPHET".
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Nano-Scale Device Simulations Using PROPHET-Lab Exercise 1
Teaching Materials | 08 Feb 2006 | Contributor(s):: Yang Liu
Companion exercises for "Nano-Scale Device Simulations Using PROPHET".
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Nano-Scale Device Simulations Using PROPHET-Part II: PDE Systems
Online Presentations | 20 Jan 2006 | Contributor(s):: Yang Liu, Robert Dutton
Part II uses examples toillustrate how to build user-defined PDE systems in PROPHET.
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Nano-Scale Device Simulations Using PROPHET-Part I: Basics
Online Presentations | 20 Jan 2006 | Contributor(s):: Yang Liu, Robert Dutton
Part I covers the basics of PROPHET,including the set-up of simulation structures and parameters based onpre-defined PDE systems.
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Nano-Scale Device Simulations Using PROPHET
Series | 20 Jan 2006 | Contributor(s):: Yang Liu, Robert Dutton
These two lectures are aimed to give a practical guide to the use of a general device simulator (PROPHET) available on nanoHUB. PROPHET is a partial differential equation (PDE) solver that offers users the flexibility of integrating new models and equations for their nano-device simulations. The...
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Translational Molecular Imaging
Online Presentations | 16 Aug 2005 | Contributor(s):: Val J. Lowe