Tags: nano/bio

Resources (341-360 of 470)

  1. Biosensing applications of Plasmon Resonance in gold nanoparticles

    02 Aug 2007 | | Contributor(s):: Karina Moore

    Light can be used to excite plasmon resonance in gold nanoparticles. Plasmon resonance occurs on the nanoscale as the particles become excited and plasmon oscillations arise in each particle of a pair of metal nanoparticles. There is plasmon coupling between the neighboring particles as the...

  2. Molecular Interferometry

    26 Jun 2007 | | Contributor(s):: David D. Nolte

    While single-molecule detection through fluorescence has now become common-place, there has been no analogous single-molecule capability using direct detection approaches such as interferometry. This limitation is slowly yielding to high-speed interferoemtric detection that is pushing the...

  3. On the Cross Roads of Biology and Nanotechnology – Selective DNA Nanopore Sensors

    21 Mar 2007 | | Contributor(s):: Samir Iqbal

    The ability to manipulate and identify the properties of singlebiological molecules with the potential of characterizing biologicalprocesses at the most fundamental levels can significantly facilitaterapid diagnostics and therapeutics. Fabrication of solid-statedevices investigating bacteria,...

  4. Charge Transfer Across an Energy Transducing Integral Membrane Protein Complex

    31 May 2007 | | Contributor(s):: William A. Cramer

    The cytochrome bc complexes of the mitochondrial respiratory and photosynthetic electron transport chains are hetero-oligomeric integral membrane proteins. These proteins are responsible for most of the energy transduction and transport activities across biological membranes. Such complexes...

  5. Nanotechnology: Considerations for Facility Design

    21 May 2007 | | Contributor(s):: John Weaver

    The growing area of study broadly termed nanotechnology provides a new set of challenges to the facility designer. While evolutionary changes in the quality of clean spaces occur, it is the collaborative nature of this field that requires revolutionary changes in facility design. The main...

  6. From Research to Learning in Chemistry through Visualization and Computation

    17 May 2007 | | Contributor(s):: Eric Jakobsson

    Modern chemistry research and high school chemistry education are separated by institutional and geographical boundaries. As such, much of secondary chemistry education is still based on the periodic table instead of the computational methods that drive current chemistry research. In this talk,...

  7. Nanotechnologies, Science and Society: Promises and Challenges

    10 May 2007 | | Contributor(s):: James Leary

  8. Nucleic Acids

    07 May 2007 |

    Living organisms are self-assembling systems that achieve an enormous variety of functions through organization of components from sub-nanometer to meter scale. Understanding the functions of these systems must start with a study of the molecular components, their structures and interactions. By...

  9. Illinois 2007 Nano-Bio Workshop with nanoHUB Summer School and User Forum

    27 Apr 2007 | | Contributor(s):: Narayan Aluru, Eric Jakobsson, Umberto Ravaioli, Dave Mattson, Gerhard Klimeck, Michael McLennan

    This summer, on the campus of the University of Illinois, the NCDBN and NCN@UIUC will hold a scientific meeting on "Experimental and Computational Approaches to Understanding Membrane Assemblies and Permeation," a nanoHUB user forum, and a summer school on "Multiscale Theory, Simulation, and...

  10. BNC Annual Research Symposium: Bio-Nanotechnology and Biomedical Devices

    23 Apr 2007 | | Contributor(s):: Rashid Bashir

    This presentation is part of a collection of presentations describing the projects, people, and capabilities enhanced by research performed in the Birck Center, and a look at plans for the upcoming year.

  11. High-Aspect-Ratio Micromachining of Titanium: Enabling New Functionality and Opportunity in Micromechanical Systems Through Greater Materials Selection

    09 Apr 2007 | | Contributor(s):: Masa Rao

    Traditionally, materials selection has been limited in high-aspect-ratio micromechanical applications, due primarily to the predominance of microfabrication processes and infrastructure dedicated to silicon. While silicon has proven to be an excellent material for many of these applications, no...

  12. PNP Cyclic Peptide Ion Channel Model

    04 Apr 2007 | | Contributor(s):: Brian Radak, Hyonseok Hwang, George C. Schatz, Mark Ratner

    This tool simulates ion flow in a system modeled after cyclic peptide ion channels using Poisson-Nernst-Planck (PNP) theory.

  13. The Impact of Protein Flexibility on Ligand Binding to Proteins: A Computational Perspective

    22 Mar 2007 | | Contributor(s):: Markus A. Lill

    Nowadays, computer-aided drug discovery (CADD) concepts are routinely used in academia and industry for identifying and optimizing lead structures. While CADD techniques have been widely used to attain a qualitative understanding of ligand binding to proteins, a current challenge is to quantify...

  14. Computer Simulation of Nanoparticles, Viruses, and Electrical Power-Generating Bacteria

    20 Mar 2007 |

    Models of cells and nanometer-scale biosystems are presented that clarify their physico-chemical characteristics and allow for computer- aided design of therapeutic and nanotechnical devices. Multiscale techniques are used to obtain rigorous, coarse-grained equations for the migration and...

  15. Antiestrogenic Conjugates as New Breast Cancer Chemoprevention Agents

    08 Mar 2007 | | Contributor(s):: Ross Weatherman

    Tamoxifen is the first drug specifically approved for the prevention of cancer and arguably the most successful anticancer drug of all time. Although millions of breast cancer patients have benefited from tamoxifen therapy, there are side effects that hinder the broad use of tamoxifen as a...

  16. Nanonewton Podcasts at MIT

    06 Mar 2007 | | Contributor(s):: Jeremy Brittan

    Listen to podcast discussions with scientists and MIT students in the field of Nanomechanics in conjunction with the Spring 2007 MIT undergraduate engineering course: 3.052 Nanomechanics of Materials and Biomaterials. Your host: Professor Christine Ortizmore info at:...

  17. Purdue OSC Cancer Prevention Seminar Series

    01 Mar 2007 |

    The goal of the OSC Cancer Prevention Seminar Series is to provide an environment that facilitates increased collaboration of these scholarly efforts to promote further interdisciplinary interactions and research that lead to development of innovative methods for smoking cessation and program...

  18. Introduction to X-ray Photoelectron Spectroscopy and XPS Application for Biologically Related Objects

    14 Feb 2007 | | Contributor(s):: Dmitry Zemlyanov

    X-ray Photoelectron Spectroscopy (XPS), which is known as Electron Spectroscopy for Chemical Analysis (ESCA), is a powerful research tool for the study of the surface of solids. The technique becomes widely used for studies of the properties of atoms, molecules, solids, and surfaces. The main...

  19. Dendrimer-Templated Catalyst for Controlled Growth of Single-Wall Carbon Nanotubes by Plasma-Enhanced CVD

    20 Feb 2007 | | Contributor(s):: Placidus Amama

    Carbon nanotubes (CNTs) are an important class of materials with several technological applications because they possess unparalleled properties in terms of ballistic electrical conductivity, thermal conductivity, tensile strength, and sensitivity to chemical and biological agents. To exploit...

  20. Advanced Nanotechnology Thin Film Approaches for the Food and Medical Industry: an overview of current status

    10 Jan 2007 | | Contributor(s):: Vasco Teixeira

    In the field of nanotechnology-based thin films and coatings, new approaches using nanoscale effects can be used to design, create or model nanocoating systems with significantly optimized or enhanced properties of high interest to the food, health and biomedical industry. With the development...