NIST logo
NIST Home > Chemistry Programs and Projects 
 

Chemistry Programs & Projects

(showing 91 - 105 of 353)
Electron Ionization Library Component of the NIST/EPA/NIH Mass Spectral Library and NIST GC Retention Index Database
Last Updated Date: 07/10/2013

The National Institute of Standards and Technology (NIST) has developed and maintains an Electron Ionization (EI) Library as part of the … more

In Situ Characterization of Nanoscale Gas-Solid Interactions by TEM
Last Updated Date: 06/28/2013

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

A Gas Pressure Scale Based on Primary Standard Piston Gauges
Last Updated Date: 06/07/2013

Accurate determinations of pressure are required for diverse applications such as the altitude of aircraft, barometric pressure for weather … more

High-Stability Transfer Standard for the Barometric Pressure Range of 100 Pa to 130 kPa
Last Updated Date: 06/07/2013

NIST has developed a new pressure transfer standard capable of absolute-mode and differential-mode operation in the range of 100 Pa to 130 kPa. … more

NIST Intercomparison Exercise Program for Organic Contaminants in the Marine Environment
Last Updated Date: 06/07/2013

Since the beginning of the National Oceanic and Atmospheric Administration (NOAA) National Status and Trends (NS&T) Program in 1987, NIST has … more

IECn42
Last Updated Date: 06/05/2013

The purpose of the IEC 62755 standard N42 data format is to facilitate manufacturer-independent transfer of information from radiation measurement … more

Humidity
Last Updated Date: 05/20/2013

The NIST Thermodynamic Metrology Group maintains and develops national standards of humidity (in the range 1 nmol/mol to 0.6 mol/mol of water … more

Traceable Calibration Gases: SRMs, NTRMS, and Protocol Gases
Last Updated Date: 05/13/2013

The Gas Metrology Group in the Chemical Sciences Division is tasked with providing traceability in gas analysis for the U.S. This group works with … more

Biomagnetic Imaging Standards and Microsystems
Last Updated Date: 05/13/2013

The Magnetics Group's program in biomagnetic imaging standards and microsystems develops calibration standards and new types of magnetic contrast … more

MEMS Measurement Science and Standards
Last Updated Date: 05/09/2013

Our goal is to provide technical leadership in R&D for the MEMS measurement infrastructure essential to improving U.S. economic … more

Collagen Films Protocol
Last Updated Date: 05/08/2013

Background: Collagen type 1 is the most prevalent extracellular protein in connective tissue, and is part of the family of collagens that are … more

Thermometry
Last Updated Date: 05/08/2013

The NIST Thermodynamic Metrology Group maintains and develops national standards of temperature (in the range 0.65 K to 1235 K), and supports … more

Protection Against Ionizing Radiation in Extreme Radiation-Resistant Microorganisms
Last Updated Date: 05/01/2013

We measured the levels of modified DNA bases following ?-irradiation of the halophilic archaeon, Halobacterium sp. str. NRC-1. In this first study … more

Digital PCR
Last Updated Date: 04/26/2013

Digital PCR (dPCR) is a method used to quantify nucleic acids (DNA, RNA, cDNA). At NIST we are using microfluidic and emulsion-based dPCR … more

Microfluidic Synthesis of Nanoparticles
Last Updated Date: 04/16/2013

Liposomes are nanometer-sized spherical vesicles made of phospholipids similar to those found in cell membranes of living organisms. Traditional … more

Contact
General Information:
301-975-NIST (6478)
inquiries@nist.gov

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