Tags: nano/bio

Online Presentations (261-280 of 307)

  1. First Principles-based Atomistic and Mesoscale Modeling of Materials

    16 Nov 2005 | Online Presentations | Contributor(s): Alejandro Strachan

    This tutorial will describe some of the most powerful and widely used techniques for materials modeling including i) first principles quantum mechanics (QM), ii) large-scale molecular dynamics...

    http://nanohub.org/resources/434

  2. Nanoparticle Synthesis and Assembly for Biological Sensing

    25 Oct 2005 | Online Presentations | Contributor(s): Gil Lee

    Nanoparticles have unique physical and chemical properties that make them very useful for biological and chemical sensing. For example, colloidal gold has been used as an optical transducer...

    http://nanohub.org/resources/386

  3. Nanostructure Engineered Sensors for Gas Detection in Space and Terrestrial Applications

    01 Sep 2005 | Online Presentations | Contributor(s): Jing Li

    A nanosensor technology has been developed using single walled carbon nanotubes (SWNTs) on a pair of interdigitated electrodes (IDE) processed with a silicon-based microfabrication and...

    http://nanohub.org/resources/463

  4. Top-Metal/Molecular Monolayer Interactions and Final Device Performance

    01 Sep 2005 | Online Presentations | Contributor(s): Curt Richter

    The top-metal/molecular-monolayer interface is of critical importance in the formation of molecular electronic (ME) devices and test structures. I will discuss two experimental studies of ME...

    http://nanohub.org/resources/467

  5. Organic Electronics Part II: Electric Field Modulation

    01 Sep 2005 | Online Presentations | Contributor(s): Jiri Janata

    A solid state platform has been designed and fabricated that allows characterization of candidate organic semiconductor materials used in organic field-effect transistors (OFET). A systematic...

    http://nanohub.org/resources/468

  6. Novel Magnetic Materials for Biomolecular Diagnostics

    01 Sep 2005 | Online Presentations | Contributor(s): David Janes, Gil Lee, Sugata Bhattacharya, Kyung J. Jeong, D. M. Oh, W. S. Chang

    Paramagnetic particles have emerged as important tools for cell sorting, protein separation, and single molecule measurements. The particles used in these applications must meet the following...

    http://nanohub.org/resources/523

  7. Electrical Conduction through dsDNA-Molecule with Nanoscale Break Junctions

    01 Sep 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...

    http://nanohub.org/resources/525

  8. Basic Electronic Properties of DNA

    01 Sep 2005 | Online Presentations | Contributor(s): M. P. Anantram

    http://nanohub.org/resources/526

  9. DNA Charge Motion: Regimes and Behaviors

    01 Sep 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...

    http://nanohub.org/resources/528

  10. Tuning of Electronic Properties of Organic Semiconductors...

    01 Sep 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...

    http://nanohub.org/resources/529

  11. Organic Electronics Part I: Chemical Modulation

    01 Sep 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...

    http://nanohub.org/resources/530

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

    01 Sep 2005 | Online Presentations | Contributor(s): James Leary

    http://nanohub.org/resources/531

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

    01 Sep 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...

    http://nanohub.org/resources/532

  14. Sensitivity Amplification in Biosensors using Nanoparticles and Enzymatic Macromolecules

    01 Sep 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...

    http://nanohub.org/resources/533

  15. Fine Tuning Microcantilever Vibrations for Ultrasensitive Analyte Mass Detection

    01 Sep 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...

    http://nanohub.org/resources/568

  16. A Novel Diagnostic Assay Based On Nanomechanics

    31 Aug 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...

    http://nanohub.org/resources/534

  17. Introduction to BioMEMS and Bionanotechnology

    31 Aug 2005 | Online Presentations | Contributor(s): Rashid Bashir

    BioMEMS and Bionanotechnology have the potential to make significant impact in a wide range of fields and applications. This lecture series introduces the basic concepts and topics underlying the...

    http://nanohub.org/resources/536

  18. Sensing Technology Needs in Long-Term Human Space Exploration

    20 Aug 2005 | Online Presentations | Contributor(s): Antony Jeevarajan

    The sensing technologies are mainly derived from three broad areas, namely, absorbance, fluorescence and electrochemical. The development of a sensing system with unique requirements for space...

    http://nanohub.org/resources/535

  19. Nanotechnology: Silicon Technology, Bio-molecules and Quantum Computing

    19 Aug 2005 | Online Presentations | Contributor(s): Karl Hess

    Nanotechnology: Silicon Technology, Bio-molecules and Quantum Computing

    http://nanohub.org/resources/387

  20. 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...

    http://nanohub.org/resources/183