Papers:
Molecular Wires and Logic Circuits Integration in a Single Molecule?
Hybrid Molecular electronics (one molecule per device) do not offer good perspectives of miniaturization on the long term. The full integration, at the nanoscale, of a calculator will demand all the power of the quantum [...]
Nanoscience and Nanotechnology:Two New Exciting Fields for Future Display Applications
Though just two years ago nanoparticles and nanotechnology were little more than a blip on the industrial applications radar, over 1 billion in annual venture capital is expected to be invested in the field in [...]
Carbon Nanofiber-Based Electrode Interface to Microbial Biofilms
McKnight T.E., Melechko A.V, Guillorn M.A., Merkulov V.I., Fleming J.T., Hensley D.K., Hullander E., McPherson J., Nivens D., Sayler G.S., Lowndes D.H., Simpson M.L., Oak Ridge National Laboratory, US
We report on the integration of bacterial biofilms with carbon nanofiber-based electrochemical systems to provide a robust biosensor platform. Biofilms are robust, self-packaged communities of whole cells that have attracted much attention due to their [...]
Electron Field Emission Properties of Single-walled Carbon Nanotubes: Modeling and Simulations
Carbon nanotubes have novel physical properties and they are promising materials for future technological applications. One of the most promising future applications is employing carbon nanotubes in electron field emission devices. Recent experiments showed that [...]
Electrical Characterization of Polyaniline/Polyethylene Oxide Nanofibers for Field Effect Transistors
Nanofibers comprised of copolymer polyaniline/polyethylene blends are being investigated for use in nanoelectronic applications such as field effect transistors and ultra-small antennas. The nanofibers were fabricated by an electrospinning technique, wherein a high voltage (typically [...]
Carrier and Phonon Spectrum in Quantum Dot Superlattices for Optoelectronic and Thermoelectric Applications
Quantum dot superlattices, e.g. multiple arrays of quantum dots, have been proposed for optoelectronic and thermoelectric applications. In this paper we present two models for calculating carrier spectrum in regimented three-dimensional (3D) quantum dot superlattices [...]
Novel Random Number Generators Based on Si Nanodevices for Mobile Communication Security Systems
We propose a new application of silicon (Si) nanodevices that can generate high-quality random numbers (HQ-RNs) for mobile communication security systems, one of most important elements of information technology (IT). We have successfully demonstrated the [...]
Nano-Electronic Sensors – Practical Device Designs for Sensors
There is often a large gap between laboratory science and practical products. It will take some years to fathom the overall technical importance of nano-technology and even longer to realize societal benefits through practical products. [...]
Single-molecule Fluorescence and Force Microscopy Employing Carbon Nanotubes
The observation of spectroscopic signals, in response to mechanically induced changes in biological macromolecules can be enabled at an unprecedented level of resolution by coupling single-molecule manipulation/sensing using carbon nanotubes with single-molecule fluorescence imaging. Proteins, [...]
An Improved Single-Electron-Transistor Model for SPICE Application
Single electron transistors (SETs) have drawn much attention of researchers and scientists because they are considered candidate as one of the elements for future low power, high-density memories and logic circuits. Instead of using Monte [...]
High Order Parametric Resonance and Nonlinear Mechanics of Nanowires: Techniques and Experiments
We realize parametric resonances in a nanowire mechanical system using an oscillating electric field. The realization of high order parametric mechanical resonance in macroscopic systems is generally difficult due to mechanical energy losses and strict [...]
Multi-Tunnel-Junction Memory : Analyses of Feasibility for Non-Volatile Memory Applications
MOSFET Memories based on quantum dots have been investigated extensively because of their promising applications to non-volatile and low voltage memories. Among these memories, the Multi-Tunnel-Junction Memory (MTJM) appears to be a promising concept for [...]
Self-Heating Effects in GaN/AlGaN Heterostructure Field-Effect Transistors and Device Structure Optimization
In this paper we present results of our simulation of temperature rise in GaN/AlGaN HFETs characterized by different geometry, layered structure, doping density and substrate type. We do note make simplifying assumptions of the uniform [...]
CB Nanosensors
A new class of nanometer-scale, low power, solid-state devices is being investigated for the detection of hazardous vapors. These chemical vapor sensors are comprised of nanometer-sized gold particles encapsulated by monomolecular layers of alkanethiol surfactant [...]
Nano-sensors Based on Nanotubes: Deformed-nanotubes transport
The main purpose of the present work is to establishing a correspondence between mechanical deformation and transport properties, which is presumably useful in nano-sensor applications. As a byproduct of this study, the potential differences in [...]
Nanoelectronic Devices Constructed Using Individual Vertically Aligned Carbon Nanofibers
Yang X., Austin D.W., Guillorn M.A., Merkulov V.I., Melechko A.V, Lowndes D.H., Simpson M.L., Oak Ridge National Laboratory, US
We are fabricating active nanoscale electronic devices based on Vertically Aligned Carbon Nanofibers (VACNF). VACNFs are synthesized in a high-density Plasma-Enhanced Chemical Vapor Deposition (PECVD) process that provides a high degree of control of the [...]
Electron Sources for Massively Parallel Electron Beam Lithography System using Single Vertically Aligned Carbon Nanofiber Cathodes
Guillorn M.A., Whealton J.H., Baylor L.R., Melechko A.V, Merkulov V.I., Hensley D.K., Hale M.D., Kasica R.J., Lowndes D.H., Simpson M.L., Oak Ridge National Laboratory, US
Electron beam lithography using a single beam cannot achieve acceptable throughput levels to become a viable manufacturing technology. The digital electrostatic e-beam array lithography (DEAL) concept under development at the Oak Ridge National Laboratory proposes [...]
Mechanical and Semiconductor Properties of Nanophase Amorphic Diamond Coatings for High Power Electronics
The mechanical and semiconductor properties of amorphic diamond can be employed to improve the high power photoconductive semiconductor switch longevity by coating the switch cathode or anode areas or both. In this work issues concerning [...]
Low Temperature Electronic Properties of Electrospun PAN-Derived Carbon Nanofiber
The possible sensor application of carbon nanofibers relies on the nanofibers electronic transport. This paper fabricated carbon nanofibers using electrostatic deposition and vacuum pyrolysis techniques. Scanning electron microscope (SEM) and scanning probe microscopes (SPM) images [...]
Magnetic Antidot Arrays with a Storage Density of 10 Gbits/cm2
Xiao Z.L., Han C.Y., Welp U., Wang H.H., Willing G.A., Vlasko-Vlasov V.K., Kwok W.K., Miller D.J., Hiller J.M., Cook R.E., Crabtree G.W., Argonne National Laboratory, US
Large area nickel antidot arrays with density up to 10^10 /cm^2 have been fabricated by depositing nickel onto anodic aluminum oxide (AAO) membranes that contain lattices of nanopores. Electron microscopy images show a high degree [...]
Bio-inspired Integrated Circuits for Signal Perception and Processing
Bio-inspired systems utilizing neural networks and genetic algorithms are presented in this paper for pattern discovery, identification, classification, and optimum choices for Signal Perception and Processing (SPP). Sample applications are presented for: (I) Integrated Intelligent [...]
Growth of InAs Quantum Dots Using the Strained Superlattices and Their Optical Properties
Leem J-Y, Choi H-K, Jeon M.H., Lee J.W., Leem J-Y, Cho G.S., Choi H-K, Department of Optical Engineering, KR
we have studied the growth of self-assembled quantum dots (QDs) using Stranski-Krastanow growth mode and strain-reducing layers for long-wavelength applications with narrow linewidth in photoluminescence (PL) emission. InAs QDs were grown on the strained superlattices, [...]
High Resolution Compton Imaging of Nanostructures
We describe a novel and unique imaging technique based on Compton scattering, a fundamentally different physical process than those based on photo-absorption techniques (such as XPS and its variants UPS/SRPS). This is unique since it [...]
Nanoscale Activated Field on Cermic Electret In Pseudobiological Environment
A pseudo-biological environment using simulated body fluid (SBF) has been widely accepted as an osteobonding estimation of biomaterial surfaces. In the present study, the interactions at the interface of the polarized HA surface and the [...]
Journal: TechConnect Briefs
Volume: 3, Technical Proceedings of the 2003 Nanotechnology Conference and Trade Show, Volume 3
Published: February 23, 2003
Industry sectors: Advanced Materials & Manufacturing | Sensors, MEMS, Electronics
Topic: Nanoelectronics
ISBN: 0-9728422-2-5