Projects/Programs

Displaying 1 - 25 of 124

Hydrogen Generation in Di-Iron Hydrogenase Mimics (Archived)

Discovery of novel materials to facilitate hydrogen gas production has prompted new avenues of research towards developing hydrogen as an alternative to fossil

PTIR combines the spatial resolution of AFM with the specificity of absorption spectroscopy

Nano-Chemical Imaging and -Spectroscopy (IR, nIR, VIS)

Conventional techniques for analyzing chemical composition, such as infrared (IR) microscopy often miss critically important nanoscale details. To overcome this

Absorbed Dose to Water and Air Kerma Calibrations in Co-60 Therapy Level Gamma Ray Beams

Three dosimetry calibration laboratories accredited by the American Association of Physicists in Medicine (AAPM) routinely perform calibrations of a large

Advanced Linear and Nonlinear Optical Properties of Materials

High-accuracy linear and nonlinear optical properties of materials used for leading-edge optical technologies are measured and characterized to enable these

Advanced Materials: Elemental and Chemical Analysis of Microstructured Materials

Electron, ion and photon-based microanalysis methods, instrumentation and protocols are developed to advance measurement science towards the elemental and

Advanced Materials: X-ray Science for Standards and Analysis

Advanced experimental and theoretical methods are developed to increase the accuracy and precision of X-ray line energies and information derived from X-ray

Advanced Microscopy for Trace and Bulk Particle Characterization

Advanced microscopy and spectroscopy techniques are used in this project to study the chemical and physical properties of particles contained in complex

Advanced Neutron Imaging Facility

The NIST Neutron Imaging Facility (NNIF) at the NIST Center for Neutron Research.

Air-kerma Calibrations in Radiation Protection Level Cs-137 and Co-60 Gamma Ray Beams

The Dosimetry Group maintains and disseminates the national measurement standards for air-kerma (exposure) from 137Cs and 60Co gamma-ray beams and for absorbed

Alpha-gamma Counting for High Accuracy Fluence Measurement

The Alpha-Gamma device is a totally-absorbing neutron detector that has been used to measure the absolute neutron fluence of a cold, monoenergetic neutron beam

ANSI/IEEE N42.42 Standard

The purpose of the N42 data format is to facilitate manufacturer-independent transfer of information from radiation measurement instruments for use in homeland

Applications of Diagnostic X-ray Spectrometers

The Dosimetry Group designs, fabricates, and calibrates bent-crystal optics and diagnostic spectrometers for customers around the world.

Applications of Quantum Information

Theory is being developed and used to devise methods for preserving and exploiting the quantum behavior of ever-larger systems for metrology, communication, and

Argon mini-arc meets its match: Use of a laser-driven plasma source in ultraviolet-detector calibrations

The National Institute of Standards and Technology operates two spectral comparator facilities, both of which are used to provide detector calibrations from the

Atomic Spectroscopy Data Center

Critical compilations of atomic energy levels, transition wavelengths, and transition probabilities. Online databases.

Atomic Wavefunctions

NIST scientists are actively developing new algorithms for extremely high-accuracy computation of non-relativistic eigenstates of few-electron atomic systems.

Automated Multi-Sample Ionization Chamber for Radioactivity Standards

Precise calibration of short-lived radioactive material is essential for nuclear medicine and power plant applications. Scientists in the NIST Radioactivity

Bilateral Comparison of Spectral Responsivity in the Vacuum-Ultraviolet

To compare the calibration capabilities for the spectral responsivity in the vacuum-ultraviolet spectral region between 135 nm and 250 nm, PTB and NIST agreed

Blind Measurement Comparisons of the USA and UK Pb-210 National Standards

The National Institute of Standards and Technology (NIST), Radioactivity Group, and the National Physical Laboratory (NPL) of the UK, and the national metrology

Boulder Microfabrication Facility

Central to fulfilling many of the Division’s programmatic goals, and those of other divisions at NIST-Boulder, the Quantum Electromagnetics Division is

Calibration of Beta-Particle Sources and Instruments for Radiation Protection

A calibration service for protection-level beta-particle sources and instrumentation has been in place at NIST for several years.

Calibration of Epoxy Based Ba-133 Standard Phantom Sources for Use in an International Comparison for Quantitative SPECT

The International Atomic Energy Agency (IAEA) recently initiated a Cooperative Research Project (CRP) entitled "Development of Quantitative Nuclear Medicine

Calibration of the Extreme UV/X-ray Irradiance Sensor (EXIS) for the Geostationary Operations Environment Satellite R-Series Program (GOES-R)

Calibrations of the The Extreme ultraviolet/X-ray Irradiance Sensor (EXIS), which will be installed on the Geostationary Operations Environment Satellite R

Calibrations of Large-Volume, Solid Ge-68 Phantom Sources for Monitoring PET Scanner Performance in Clinical Trials

The interpretation of quantitative imaging data obtained from Positron Emission Tomography (PET) studies requires an understanding of the measurement

Californium Neutron Irradiation Facility

NIST maintains the Californium Neutron irradiation Facility (CNIF), which is an exposure facility providing fast neutrons for irradiations requiring high

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