An official website of the United States government
Here’s how you know
Official websites use .gov
A .gov website belongs to an official government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.
Nano and atomic scale theory of the electronic, optical and mechanical properties of ultrasmall structures, such as semiconductor quantum dots and dopants in Si
The long records (sometimes over 100 years) of surface temperatures available from meteorological monitoring stations in the Unites States can be a valuable
High performance optical radiometers with selected optical detectors are being designed, characterized, and calibrated in the Optical Radiation Group for the
The Sensor Readout Project within the Quantum Electronics Group leverages the sensitivity of superconducting quantum interference devices (SQUIDs), low-noise
Until recently calibrations of tristimulus colorimeters were performed against lamp standards. However, the uncertainty of these source-based calibrations
Straw detectors are a new concept in position-sensitive neutron detectors recently developed by Proportion Technology Inc. The detectors are especially valuable
Advancements in measurement science are needed to evaluate the benefits and costs of risk mitigation activities (retrofits) implemented to improve seismic
Advancements in measurement science are needed to estimate the economic impact from planned community resilience enhancements that address natural and human
Due to complexity and the changing nature of industry activity, there is a limited understanding of the supply chain for manufacturing and, subsequently, a
Develop a materials innovation infrastructure for the design and discovery of inorganic materials to reduce the time and cost for deploying new materials into
Biomarkers play an increasingly important role in disease detection and treatment. As one of the Biomarker Reference Laboratories (BRLs) in the Early Detection
An important determinant of cellular response to drugs and toxins is the chemical and physical nature of the extracellular matrix (ECM) to which cells are
In conjunction with NCI/NIH, NIST is developing methods to improve mRNA amplification from small biological samples. Typical sample processing requires
Community resilience is a complex, multi-dimensional problem that relies on engineering, social sciences, earth sciences, and other disciplines to improve the
Community resilience is a complex, multi-dimensional problem that relies on engineering, earth sciences, social sciences, and other disciplines to improve the
Community resilience is a complex, multi-dimensional problem that relies on the intersection of social science, engineering, economics, and other disciplines to
The use of metabolite, lipid, and protein profiles for systems biology, biomedical research, and clinical applications has risen dramatically over recent years
NIST is developing methods for the quantification of clinically-relevant protein biomarkers by mass spectrometry. Some methods are intended to establish
Forensic DNA typing is currently conducted in approximately eight to ten hours. The process includes DNA extraction, quantitation, multiplex PCR amplification
Chronic kidney disease (CKD) is a growing problem in the U.S., and current estimates suggest that more than 20 million Americans are affected by this disease
C-reactive protein (CRP) levels in serum or plasma have been used as an indicator of inflammation and infection. Recent evidence also suggests that CRP levels
The accuracy of clinical diagnostic measurements is essential for reliable diagnosis and cost-effective treatment of disease. NIST's involvement in reference