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What is "Nanofluidics"? or The Nano-izing of Fluid Mechanics
Online Presentations | 28 Jun 2006 | Contributor(s):: Steve Wereley
Micro- and nanoscaled fluid mechanics are rapidly emerging as important supporting fields in biomedical technology, nanotechnology, etc., as well as being important fields of study in their own right. Despite the common use of these terms in the literature, the fluid behavior at these small...
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SEST
Tools | 16 Jun 2006 | Contributor(s):: Gang Li, Zhi Tang, huijuan zhao, Narayan Aluru
Compute the strain effects on the thermal properties of bulk crystalline silicon
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CGTB
Tools | 15 Jun 2006 | Contributor(s):: Gang Li, yang xu, Narayan Aluru
Compute the charge density distribution and potential variation inside a MOS structure by using a coarse-grained tight binding model
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Molecular Dynamics Simulations with the Second-Generation Reactive Empirical Bond Order (REBO) Potential
Online Presentations | 02 Apr 2006 | Contributor(s):: Wen-Dung Hsu, Susan Sinnott
In this presentation, the molecular dynamics (MD) simulation will be introduced first. The applications of MD simulation, the procedure of MD simulation and some speed-up methods in MD simulation will be talked. Then the bond order potentials which are capable to predict bond breaking and new...
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Establishing a Nanotechnology Business
Online Presentations | 24 Apr 2006 | Contributor(s):: Daniel Coy
There are several fundamental needs to consider when transitioning nanotechnology discovery into a business and, ultimately, the marketplace. These needs include steady cash flow, market focus, the right pool of skills, correct timing, and adequate funding. Developers of a nanotechnology...
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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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CENEMS
Tools | 20 Apr 2006 | Contributor(s):: Gang Li, Narayan Aluru
Computes the surface charge density distribution on the surface of the conductors in a multiconductor system
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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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Introduction to the CENEMS Simulation Tool (Learning Module)
Series | 15 Apr 2006 | Contributor(s):: , Narayan Aluru
This learning module is an introduction to the CENEMS simulation tool. Nanoelectromechanical systems (NEMS) often contains multiple nanoscale conductors. CENEMS is a user-friendly 2-D classical electrostatic analysis tool that computes the charge density distribution on the surface of the...
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Molecular Dynamics Studies of Gaseous Transport
Online Presentations | 05 Apr 2006 | Contributor(s):: Ki-Ho Lee, Jason Myers, Susan Sinnott
Carbon nanotubes (CNTs) have generated a great deal of interest due to their unique properties. In this study, we examine the transport properties of various nanotubes using REBO-MD to determine the effects of diameter and chirality on transport mode. Both oxygen and methane were diffused through...
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Thermal Microsystems for On-Chip Thermal Engineering
Online Presentations | 04 Apr 2006 | Contributor(s):: Suresh V. Garimella
Electro-thermal co-design at the micro- and nano-scales is critical for achieving desired performance and reliability in microelectronic circuits. Emerging thermal microsystems technologies for this application area are discussed, with specific examples including a novel micromechanical...
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Tribological Properties of Carbon Nanotube Bundles
Online Presentations | 03 Apr 2006 | Contributor(s):: SeongJun Heo, Susan Sinnott
The tribological properties of carbon nanotube(CNT) bundles are investigated in this research using classical molecular dynamics(MD) simulations. Bundle of hollow single walled CNT or CNT filled with C60 is placed between two hydrogen-terminated amorphous diamond-like carbon(DLC) substrates. The...
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The Effect of Temperature Control on the Mechanical Behavior of Carbon Nanotubes
Online Presentations | 29 Mar 2006 | Contributor(s):: SeongJun Heo, Susan Sinnott
The effect of thermostat configurations on the mechanical behavior of empty and butane (n-C4H10) filled (10,10) carbon nanotubes (CNTs) is examined using classical, atomistic, molecular dynamics (MD) simulations. In particular, the influence of different types of thermostats, relative numbers of...
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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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Irradiation and Nanomechanics of Multi-Walled Carbon Nanotubes
Online Presentations | 23 Mar 2006 | Contributor(s):: Sharon Pregler, Susan Sinnott
Irradiation of nanotube structures with electron and ion beams has been used to produce functionalized nanotubes and fundamentally new structures, including junctions. Here, we build on previous studies to investigate the low-energy electron and ion (Ar and CF3) beam irradiation of triple walled...
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Engineering the Fiber-Matrix Interface in Carbon Nanotube Composites
Online Presentations | 23 Mar 2006 | Contributor(s):: Sharon Pregler, Yanhong Hu, Susan Sinnott
Particle depositions on polymer and carbon substrates to induce surface chemical modification are a growing research topic in particle-surface interactions due to localized deposition energy and the high density of molecules impacting the surface. Previous simulations have shown that particle...
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Bending Properties of Carbon Nanotubes
Online Presentations | 21 Mar 2006 | Contributor(s):: SeongJun Heo, Susan Sinnott
The effect of filling carbon nanotubes on the mechanical, especially bending, behavior of empty and filled (10,10) carbon nanotubes (CNTs) is examined using classical, atomistic, molecular dynamics (MD) simulations. In particular, influences of different filling materials like C60 or other CNT...
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Molecular Transport Structures: Elastic Scattering, Vibronic Effects and Beyond
Online Presentations | 13 Feb 2006 | Contributor(s):: Mark Ratner, Abraham Nitzan, Misha Galperin
Current experimental efforts are clarifying quite beautifully the nature of charge transport in so-called molecular junctions, in which a single molecule provides the channel for current flow between two electrodes. The theoretical modeling of such structures is challenging, because of the...
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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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Hierarchical Physical Models for Analysis of Electrostatic Nanoelectromechanical Systems (NEMS)
Online Presentations | 05 Jan 2006 | Contributor(s):: Narayan Aluru
This talk will introduce hierarchical physical models and efficient computational techniques for coupled analysis of electrical, mechanical and van der Waals energy domains encountered in Nanoelectromechanical Systems (NEMS). Numerical results will be presented for several silicon...