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Simulating with PETE: Purdue Exploratory Technology Evaluator
Online Presentations | 25 Sep 2007 | Contributor(s): Arijit Raychowdhury
Using PETE one can evaluate any MOSFET like devices or any New Devices in terms of performance on Benchmark circuits. The input to the tool can be in terms of typical MOSFET parameters or in terms of I-V and C-V tables. The Benchmark circuits include minimum sized inverter, nand chain, norchain,...
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Basics of Particle Adhesion
Online Presentations | 21 May 2008 | Contributor(s): Stephen P. Beaudoin
This presentation will describe the adhesion of rough, asymmetric particles with micro- to nano-scale dimension to solid surfaces. These adhesion processes are of great interest in microelectronics and pharmaceutical manufacturing. The presentation will include experimental and theoretical and...
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Engineering at the nanometer scale: Is it a new material or a new device?
Online Presentations | 06 Nov 2007 | Contributor(s): Gerhard Klimeck
This seminar will overview NEMO 3D simulation capabilities and its deployment on the nanoHUB as well as an overview of the nanoHUB impact on the community.
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Finite Size Scaling and Quantum Criticality
Online Presentations | 02 Jan 2008 | 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 quantum systems, the finite size corresponds not to the spatial dimension but to the number of elements in...
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Engineering Nanomedical Systems
Online Presentations | 16 Nov 2007 | Contributor(s): James Leary
This tutorial will cover general problems and approaches to the design of engineered nanomedical systems. An example to be covered 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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Plastic Deformation at Micron and Submicron Scales
Online Presentations | 28 Nov 2007 | Contributor(s): Marisol Koslowski
Most people experiences the way objects plastically deform on a macroscopic scale. From a car crash to the bending of a paper clip plastic deformation occurs in the form of a smooth flow as a response of an applied stress. But due to the constant shrinking on the dimensions of mechanical devices...
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Lectures on Molecular Dynamics Modeling of Materials
Courses | 09 Jan 2008 | Contributor(s): Alejandro Strachan
Molecular dynamics simulations are playing an increasingly important role in many areas of science and engineering, from biology and pharmacy to nanoelectronics and structural materials. Recent breakthroughs in methodologies and in first principles-based interatomic potentials significantly...
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Nanometrology Room Design: The Performance and Characterization of the Kevin G. Hall Nanometrology Laboratory
Online Presentations | 22 Jan 2008 | Contributor(s): Ron Reifenberger
This seminar summarizes the capabilities of the high accuracy Kevin G. Hall Laboratory which is located in Purdue’s newly completed Birck Nanotechnology Center. The seminar is primarily intended for anyone interested in designing, building and characterizing a high accuracy room for nanoscience...
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Exploring Physical and Chemical control of molecular conductance: A computational study
Online Presentations | 31 Jan 2008 | Contributor(s): Barry D. Dunietz
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Dynamics on the Nanoscale: Time-domain ab initio studies of quantum dots, carbon nanotubes and molecule-semiconductor interfaces
Online Presentations | 31 Jan 2008 | Contributor(s): Oleg Prezhdo
Device miniaturization requires an understanding of the dynamical response of materials on the nanometer scale. A great deal of experimental and theoretical work has been devoted to characterizing the excitation, charge, spin, and vibrational dynamics in a variety of novel materials, including...
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Heat Transfer across Solid Contacts Enhanced with Nanomaterials
Online Presentations | 11 Feb 2008 | Contributor(s): Timothy S Fisher
This presentation will describe thermal transport processes at solid-solid material interfaces. An overview of applications in the electronics industry will serve to motivate the subject, and then the basic diffusive constriction theory will be developed. The addition of carbon nanotube arrays to...
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Nanoelectronic Modeling: Multimillion Atom Simulations, Transport, and HPC Scaling to 23,000 Processors
Online Presentations | 07 Mar 2008 | Contributor(s): Gerhard Klimeck
Future field effect transistors will be on the same length scales as “esoteric” devices such as quantum dots, nanowires, ultra-scaled quantum wells, and resonant tunneling diodes. In those structures the behavior of carriers and their interaction with their environment need to be fundamentally...
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Three-Dimensional Photonic Crystals
Online Presentations | 11 Feb 2008 | Contributor(s): Minghao Qi
A photonic crystal (PhCs) is typically a composite of a high-dielectric-constant material (e.g. Si) and a low-constant one (e.g. SiO2 or air), arranged periodically in space. Two dimensional examples include a hexagonal lattice of air holes drilled in a Si slab, or a set of Si rods at square...
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Calculating Resonances Using a Complex Absorbing Potential
Online Presentations | 13 Mar 2008 | Contributor(s): Robin Santra
The Siegert (or Gamow) wave function associated with a resonance state is exponentially divergent at large distances from the scattering target. A complex absorbing potential (CAP) provides a computationally simple and efficient technique for calculating the complex Siegert energy of a resonance...
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Introduction to Quantum Dot Lab
Online Presentations | 31 Mar 2008 | 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 pyramids. Users can explore, interactively, the energy spectrum and orbital...
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Selected Properties of Carbon Nanostructures: from Exotic Fullerenes to Nanotubes
Online Presentations | 30 Mar 2008 | Contributor(s): Manfred M. Kappes
The talk presents results from ongoing projects in the field of carbonnanostructures: (i) Mass selected ion beam soft-landing has been usedto generate exotic fullerene materials comprising covalent linked,non-IPR cages. Apart from microscopic structure, we have studiedthermal and electronic...
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Exploring CMOS-Nano Hybrid Technology in Three Dimensions
Online Presentations | 31 Mar 2008 | Contributor(s): Wei Wang
CMOS-nano hybrid technology incorporate the advantages of both traditional CMOS and novel nanowire/nanotube structures, which will enhance future IC performances and create long-term breakthroughs. The CMOS-nano hybrid IC can be efficiently fabricated using the 3D integration approach. This talk...
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Metamaterials: A New Paradigm of Physics and Engineering
Courses | 01 May 2008 | Contributor(s): Vladimir M. Shalaev
Three part lecture on metamaterials. Metamaterials are expected to open a gateway to unprecedented electromagnetic properties and functionality unattainable from naturally occurring materials, thus enabling a family of new “meta-devices”. In these three lectures, we review this new emerging field...
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Nano Carbon: From ballistic transistors to atomic drumheads
Online Presentations | 14 May 2008 | 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 impenetrable membrane a single atom thick. Rolled up into a nanometer-diameter cylinder--a carbon...
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Bionanotechnology: a different perspective
Online Presentations | 30 Apr 2008 | 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 far-reaching global impact. The focus of my talk will be on an emerging branch of nanotechnology that...