NIST logo
NIST Home > Nanotechnology Programs and Projects 
 

Nanotechnology Programs & Projects

(showing 106 - 120 of 147)
Surface Potential Imaging of Solution Processable Acene-Based Thin Film Transistors
Last Updated Date: 10/02/2012

Scanning Kelvin probe microscopy (SKPM) of functioning solution processed thin film transistors is used to correlate film microstructure with … more

Trophic Transfer of Nanoparticles in a Simplified Invertebrate Food Web
Last Updated Date: 10/02/2012

We demonstrated that carboxylated and biotinylated quantum dots (QDs) can be transferred to higher trophic organisms (rotifers) through dietary … more

Mitigation of Systematic Errors in EFTEM Spectral Imaging via Median Filtering
Last Updated Date: 10/02/2012

A method has been developed for the removal from CCD images of point blemishes (PBs) ubiquitous in the acquisition of energy-filtered transmission … more

Evaluation of the Extent of Electron Scattering in a Low Vacuum Scanning Electron Microscope
Last Updated Date: 10/02/2012

Low vacuum scanning electron microscopes utilize gas molecules in the specimen chamber to neutralize the specimen charging from the impinging … more

DTSA-II Reinvention of a Classic
Last Updated Date: 10/02/2012

The original NBS/NIH DTSA (Desktop Spectrum Analyzer) software was widely used in the x-ray microanalysis research community. The combination of … more

Atomic Scale Imaging of Nanoscale Structures with Elemental Sensitivity in the NIST Titan 80-300
Last Updated Date: 10/02/2012

The characterization of CdSe/ZnS quantum dot structures has been carried out with compositionally sensitive imaging techniques utilizing the … more

Coupling Nanowire Chemisresistors with MEMS Microhotplate Gas Sensing Platforms
Last Updated Date: 10/02/2012

Recent advances in nanotechnology have yielded materials and structures that offer great potential for improving the sensitivity, selectivity, … more

Analysis of Copper Incorporation Into Zinc Oxide Nanowires
Last Updated Date: 10/02/2012

ZnO nanowires (NWs) are grown on bulk copper by chemical vapor deposition. Photoluminescence (PL) microscopy revealed band gap emission at 380 nm … more

Analysis of 3D Elemental Mapping Artifacts in Biological Specimens using Monte Carlo Simulation
Last Updated Date: 10/02/2012

We performed Monte Carlo simulation to demonstrate the feasibility of using the focused ion beam based X-ray microanalysis technique (FIB-EDS) for … more

3D Molecular Bioimaging Mass Spectrometry
Last Updated Date: 10/02/2012

In recent years, the use of cluster primary ion projectiles for organic secondary ion mass spectrometry (SIMS) has generated considerable interest … more

3D Elemental Mapping of Cells using Electron and Ion Beams
Last Updated Date: 10/02/2012

Although it is the most commonly used technique for the chemical analysis of cells, mass spectrometry of cell lysate can only provide bulk … more

Magnetic Imaging
Last Updated Date: 10/02/2012

Our goal is to develop a real-time magnetic domain imaging system and apply it to technologically important systems, including data-storage and … more

New Scalable Green Protocols for Processing Carbon Nanotubes
Last Updated Date: 10/01/2012

The overall aim of this project is to develop and validate general methods and protocols for purification, size-separation and dispersion of … more

Biocompatibility of Photoluminescent Silicon Nanoparticles
Last Updated Date: 10/01/2012

Photoluminescent silicon nanoparticles have a bright and stable fluorescence and are promising candidates for use in bio-imaging, cell staining … more

Fundamental Interaction Mechanisms of Engineered Nanomaterials with DNA
Last Updated Date: 10/01/2012

We utilized isotope-dilution liquid chromatography/mass spectrometry (LC/MS) to determine the levels of the oxidatively damaged DNA bases, … more

nanotubes
Scanning electron microscope image of typical titania nanotubes for a photocatalytic cell to produce hydrogen gas from water.
Contact
General Information:
301-975-NIST (6478)
inquiries@nist.gov

100 Bureau Drive, Stop 1070
Gaithersburg, MD 20899-1070