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Federal
NIST Handprinted Forms and Characters - NIST Special Database 19
Department of Commerce —
Special Database 19 contains NIST's entire corpus of training materials for handprinted document and character recognition. It publishes Handprinted Sample Forms from... -
Federal
NIST Atomic Spectra Database - SRD 78
Department of Commerce —
This database provides access and search capability for NIST critically evaluated data on atomic energy levels, wavelengths, and transition probabilities that are... -
Federal
Effect of temperature and strain rate on ultra high molar mass polyethylene (UHMMPE) fibers
Department of Commerce —
This dataset consists of tensile tests performed by directly gripping single UHMMPE fibers. The tests were conducted at 11 different temperatures, and at both quasi-... -
Federal
Forecasting demand data for critical materials
Department of Commerce —
Clean energy technologies (e.g., solar, wind, EVs) are vital in our transition to a decarbonized energy grid. Many clean energy technologies rely on critical... -
Federal
Wind speed estimates of the December 2021 Quad-State Tornado in Mayfield, KY based on treefall pattern analysis
Department of Commerce —
A violent tornado outbreak occurred on December 10-11, 2021 in the Midwest US. One of the tornadoes, known as the Quad-State tornado, tracked across four states and... -
Federal
Air-broadening in near-infrared carbon dioxide line shapes: quantifying contributions from O2, N2, and Ar
Department of Commerce —
Dataset for generation of figures in Air-broadening in near-infrared carbon dioxide line shapes: quantifying contributions from O2, N2, and Ar... -
Federal
MAM Consortium Interlaboratory Study Raw Data
Department of Commerce —
These LC-MS and LC-MS/MS raw data were collected for purposes of an interlaboratory study evaluating the multi-attribute method (MAM). Tryptic digests of native... -
Federal
Methane emissions estimates and related data sets for Washington DC and Baltimore, MD urban areas
Department of Commerce —
This dataset accompanies the publication below. Here we provide the results of the analysis, including gridded estimates of methane emissions for the... -
Federal
Three dimensional shape and size X-ray CT database for 1.1 million particles from 17 different lunar regolith simulants
Department of Commerce —
Lunar regolith simulants are manufactured in order to provide a higher volume, much less expensive and more available source of material, compared to real lunar... -
Federal
National Vulnerability Database
Department of Commerce —
Security automation reference data is currently housed within the National Vulnerability Database (NVD). The NVD is the U.S. Government repository of security... -
Federal
SRM 1546a Meat Homogenate
Department of Commerce —
SRM 1546a Meat Homogenate - This Standard Reference Material (SRM) is intended primarily for validation of methods for determining fatty acids, cholesterol,... -
Federal
RF Dataset of Incumbent Radar Systems in the 3.5 GHz CBRS Band
Department of Commerce —
The RF dataset can be used to develop and test detection algorithms for the 3.5 GHz CBRS or similar bands where the primary users of the band are federal incumbent... -
Federal
NIST Reference Fluid Thermodynamic and Transport Properties Database (REFPROP) Version 10 - SRD 23
Department of Commerce —
REFPROP is an acronym for REFerence fluid PROPerties. This program, developed by the National Institute of Standards and Technology (NIST), calculates the... -
Federal
Experimental data sets for viscosity and surface tension of binary mixtures at the temperatures (293.15 to 323.15) K and the pressures (99.325 to 103.325) kPa
Department of Commerce —
This is a research data set extracted from NIST Standard Reference Database 103b and contains raw experimental data for viscosity and surface tension of binary mixtures. -
Federal
NIST Computational Chemistry Comparison and Benchmark Database - SRD 101
Department of Commerce —
The NIST Computational Chemistry Comparison and Benchmark Database is a collection of experimental and ab initio thermochemical properties for a selected set of gas-... -
Federal
NIST/ASME Steam Properties Database - SRD 10
Department of Commerce —
The NIST/ASME Steam Properties Database is based upon the International Association for the Properties of Water and Steam (IAPWS) 1995 formulation for general and... -
Federal
NIST Atomic Transition Probability Bibliographic Database
Department of Commerce —
This interactive database, maintained by the NIST Atomic Spectroscopy Data Center, contains more than 8000 references, dating from 1914 through current year and is... -
Federal
Noise Datasets for Evaluating Deep Generative Models
Department of Commerce —
Synthetic training and test datasets for experiments on deep generative modeling of noise time series. Consists of data for the following noise types: 1) band-limited... -
Federal
Observations of carbon dioxide (CO2), methane (CH4), and carbon monoxide (CO) mole fractions from the NIST Northeast Corridor urban testbed
Department of Commerce —
March 2025 Update. Here we provide hourly observations of atmospheric carbon dioxide (CO2), methane (CH4), and (for a few sites) carbon monoxide (CO) from tower-based...