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Chemistry Programs & Projects

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Far-infrared Spectroscopy of Biomolecules
Last Updated Date: 08/10/2015

Far-infrared (or terahertz/THz, ca. 25 to 300 micron wavelength) femtosecond pulsed laser and Fourier-transform infrared methods are employed to … more

In Situ Characterization of Nanoscale Gas-Solid Interactions by TEM
Last Updated Date: 07/24/2015

Observing and measuring the dynamic changes that take place at the nanometer scale during the synthesis and operation of active nanostructures is … more

Fluid Suspensions & Emulsions
Last Updated Date: 07/23/2015

We are trying to help take colloidal rheology understanding beyond uniformly charged spheres to particles with more complex interactions, through … more

Working Group
Last Updated Date: 07/12/2015

The US TAG assumes a mirror structure to ISO/TC 276. As each member country has one vote within ISO/TC 276, the US vote is determined by the … more

Understanding Flow Meters
Last Updated Date: 07/09/2015

Accurate flow measurements are needed for test fluids, temperatures, pressures, flows, and installation conditions that differ from those used … more

Smoke Stack Simulator
Last Updated Date: 07/08/2015

Today, inconsistencies between measured CO 2 emissions and emissions calculated from coal consumption are on the order of 10% to 20%. Either a … more

Nanobiotechnology
Last Updated Date: 06/17/2015

We are developing methods and technology to detect, characterize, and identify biological molecules. Our focus is primarily on addressing next … more

Acoustic Techniques in Fluid Metrology
Last Updated Date: 06/10/2015

The Fluid Metrology Group leads the world in designing and using gas-filled acoustic resonators for measuring the thermodynamic temperature T , … more

Transient Flow Facility
Last Updated Date: 06/10/2015

Today, demonstration vehicles are refueled with hydrogen from dispensers within 3 to 5 minutes using sequential gas releases from a bank of … more

Micro- and Nanoelectromechanical Systems
Last Updated Date: 05/26/2015

Microelectromechanical systems (MEMS) are integrated devices with critical applications in sensing, timing, signal processing, and biomedical … more

Seabird Tissue and Archival Monitoring Project (STAMP)
Last Updated Date: 05/20/2015

In 1999, the U.S. Fish and Wildlife Service Alaska Maritime National Wildlife Refuge (USFWS-AMNWR), the U.S. Geological Survey Biological … more

Isotopes as Environmental Tracers in Archived Biological Specimens
Last Updated Date: 05/20/2015

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: 05/20/2015

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

Multidimensional Chromatography
Last Updated Date: 05/18/2015

Both comprehensive two-dimensional gas chromatography (GCxGC) and comprehensive two-dimensional liquid chromatography (LCxLC) have emerged as … more

Optimization of the Standard Addition Method (SAM) Using
Last Updated Date: 05/18/2015

The standard addition method (SAM) was first described by oceanographers in 1955 to overcome matrix effects in the determination of strontium in … more

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