Electrical Conduction through dsDNA-Molecule with Nanoscale Break Junctions

28 Jul 2005 | Online Presentations | Contributor(s): Kyung J. Jeong, Ajit Mahapatro, Sugata Bhattacharya, Gil Lee, David Janes

Measuring the electrical conductivity through a specific strand of DNA is of great interest to the nano-science and engineering community. This work focuses on the electrical conduction through 15 …

https://nanohub.org/resources/525

Basic Electronic Properties of DNA

28 Jul 2005 | Online Presentations | Contributor(s): M. P. Anantram

…

https://nanohub.org/resources/526

Measurement of Single Molecule Conductance using STM-Based Break Junctions

28 Jul 2005 | Online Presentations | Contributor(s): Nongjian Tao

We have measured single molecule conductance using a combined STM- and conducting AFM-based break junction method. The method works in aqueous solutions, which is suitable for biologically relevant …

https://nanohub.org/resources/527

DNA Charge Motion: Regimes and Behaviors

28 Jul 2005 | Online Presentations | Contributor(s): Mark A. Ratner

Because DNA is a quasi-one-dimensional species, and because each base is a pi-type chromphore, it was long ago suggested that DNA could conduct electricity. This has become a widely investigated …

https://nanohub.org/resources/528

Tuning of Electronic Properties of Organic Semiconductors...

27 Jul 2005 | Online Presentations | Contributor(s): Karin Potje-Kamloth

Intrinsic conducting polymers are key components in organic electronic devices. These materials are also known to be sensitive toward a variety of gases and vapors, which can be exploited by …

https://nanohub.org/resources/529

Organic Electronics Part I: Chemical Modulation

27 Jul 2005 | Online Presentations | Contributor(s): Jiri Janata

Organic semiconductors (OS) have been in the center of attention in at least two areas: in chemical ,sensors and in molecular electronics. Although the chemistry and physics governing them is the …

https://nanohub.org/resources/530

Nanofactories - In - Situ Production of Therapeutic Genes...

27 Jul 2005 | Online Presentations | Contributor(s): James Leary

…

https://nanohub.org/resources/531

A New Terahertz Heterodyne Detector Based on Single-Walled Carbon Nanotubes

27 Jul 2005 | Online Presentations | Contributor(s): Sigfrid Yngvesson

We present non-invasive methods for improving the sensitivity of label-free biosensors that offer the advantage of rapid and real-time detection but suffer from relatively low sensitivity. We present …

https://nanohub.org/resources/532

Sensitivity Amplification in Biosensors using Nanoparticles and Enzymatic Macromolecules

27 Jul 2005 | Online Presentations | Contributor(s): Cagri Savran

We present non-invasive methods for improving the sensitivity of label-free biosensors that offer the advantage of rapid and real-time detection but suffer from relatively low sensitivity. We present …

https://nanohub.org/resources/533

Fine Tuning Microcantilever Vibrations for Ultrasensitive Analyte Mass Detection

27 Jul 2005 | Online Presentations | Contributor(s): Arvind Raman

Microcantilever based biochemical sensing has shown tremendous promise for ultrasenstive detection in both liquid and ambient conditions. However improving the sensitivity, reliability and robustness …

https://nanohub.org/resources/568

A Novel Diagnostic Assay Based On Nanomechanics

28 Jul 2005 | Online Presentations | Contributor(s): Marko Dorrestijn

Micro-fabricated silicon cantilevers arrays offer a novel label-free approach where ligand-receptor binding interactions occurring on the sensor generate nanomechanical signals like bending or a …

https://nanohub.org/resources/534

Scientific Software Development

29 Jun 2005 | Online Presentations | Contributor(s): Clemens Heitzinger

The development of efficient scientific simulation codes poses a wide range of problems. How can we reduce the time spent in developing and debugging codes while still arriving at efficient …

https://nanohub.org/resources/1041

NCN Cyberinfrastructure Overview

21 Jun 2005 | Online Presentations | Contributor(s): Gerhard Klimeck

Presentation of the NCN cyberinfrastructure to the June 2005 NSF review team. The nanoHUB development over 12 months will be presented in a broad overview.

https://nanohub.org/resources/186

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 multi-million atom simulations for the June 2005 NSF site visit to the Network for Computational Nanotechnology.

https://nanohub.org/resources/187

Nanoelectronics: The New Frontier?

18 Apr 2005 | Online Presentations | Contributor(s): Mark Lundstrom

After forty years of advances in integrated circuit technology, microelectronics is undergoing a transformation to nanoelectronics. Modern day MOSFETs now have channel lengths of only 50 nm, and …

https://nanohub.org/resources/185

NCN Overview

06 Apr 2005 | Online Presentations | Contributor(s): Mark Lundstrom

This presentation is an overview of the Network for Computational Nanotechnology (NCN) presented at the first NCN Student Conference in April 2005. It is intended to give students an understanding of …

https://nanohub.org/resources/1036

Nanotechnology-Enabled Direct Energy Conversion

25 Mar 2005 | Online Presentations | Contributor(s): Gang Chen

Energy transport in nanostructures differs significantly from macrostructures because of classical and quantum size effects on energy carriers such as on phonons, electrons, photons, and molecules. …

https://nanohub.org/resources/184

Computer-Aided Analysis and Design of Bio-molecules

10 Mar 2005 | Online Presentations | Contributor(s): Jaydeep Bardhan

Computer simulation of bio-molecules has become a valuable tool for the pharmaceutical industry, promising not only the potential to predict binding affinities for trial drugs, but also the ability …

https://nanohub.org/resources/183

Self-Heating and Scaling of Silicon Nano-Transistors

05 Aug 2004 | Online Presentations | Contributor(s): Eric Pop

The most often cited technological roadblock of nanoscale electronics is the "power problem," i.e. power densities and device temperatures reaching levels that will prevent their reliable operation. …

https://nanohub.org/resources/168

Exponential Challenges, Exponential Rewards - The Future of Moore's Law

14 Dec 2004 | Online Presentations | Contributor(s): Shekhar Borkar

Three exponentials have been the foundation of today's electronics, which are often taken for granted—namely transistor density, performance, and energy. Moore's Law captures the impact of …

https://nanohub.org/resources/177