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Chemistry Programs & Projects

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Integrating Nanochannels with Microchannels
Last Updated Date: 10/02/2012

Controlling the location and orientation of nanobuilding blocks in assemblies of nanodevices is a challenging task in “bottom-up” chemical … more

Chemical/Biochemical Microsensor Science
Last Updated Date: 10/02/2012

The Process Sensing Group at NIST is investigating a range of fundamental and technological issues related to next-generation chemical and … more

Monitoring Contaminants in the Arctic and Subarctic Using Banked Seabird Eggs
Last Updated Date: 10/02/2012

More than 95% of the seabirds breeding in the continental United States nest at colonies in the Bering and Chukchi seas and Gulf of Alaska. In … more

The NIST Standard Reference Photometer for Ozone Measurement Traceability
Last Updated Date: 10/02/2012

The NIST Standard Reference Photometer (SRP), developed jointly with the U.S. Environmental Protection Agency (USEPA), has provided an … more

Continuing Support for Cement Manufacturing
Last Updated Date: 10/02/2012

Cement manufacturers and their customers rely on the NIST Portland cement SRMs for laboratory qualification under ASTM International C 114-07 … more

Environmental Leaching of Nanoparticles from Consumer Products
Last Updated Date: 10/02/2012

Nanoparticle-based consumer products are becoming available in the market at an increasing rate, but the safety of nanoparticles and the … more

Isotopes as Environmental Tracers in Archived Biological Specimens
Last Updated Date: 10/02/2012

There is increasing interest in the analytical and environmental communities in using mercury isotopic fingerprinting to identify source patterns … more

Methods and Measurements for Emerging Contaminants
Last Updated Date: 10/02/2012

Regulatory and health agencies within the US, Canada, and countries within Europe are continuously identifying compounds of suspected carcinogenic … more

Assessing the Internal Structure and Composition of Climatically-Relevant Atmospheric Particles
Last Updated Date: 10/02/2012

Atmospheric particles with long atmospheric lifetimes affect Earth's radiative balance. These particles typically consist of multiple chemical … more

Energy Determination of X-Ray Transition Energies Using the NIST TES Microcalorimeter Detector
Last Updated Date: 10/02/2012

Previous efforts to produce a comprehensive tabulation of atomic x-ray transition energies have been hampered by the fact that a) detectors having … more

Superresolving Optical Microscopy
Last Updated Date: 10/02/2012

Light microscopy is a widely used analytical tool because it provides non-destructive, real-time, three-dimensional imaging with chemical and … more

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

Supercontiuum FTIR
Last Updated Date: 10/02/2012

Optical fiber based supercontinuum (SC) light sources combine the brightness of lasers with the bandwidth of incandescent lamps and thus are … more

Site-Specific Bioimaging
Last Updated Date: 10/02/2012

In collaboration with scientists at the Laboratory for Cell Biology (LCB) within the National Cancer Institute (NCI) of the National Institutes of … more

Polymer Microspheres By Annular Co-Flow Extrusion
Last Updated Date: 10/02/2012

Well characterized test materials are essential for validating the performance of trace explosive detection systems. Particle size, chemical … more

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