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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
Radio Frequency Interference Measurements of Industrial Machinery
Department of Commerce —
The 2.4 GHz ISM band is shared by Wi-Fi, Bluetooth, Wireless HART, ISA100.11a, and several other industrial wireless systems. Our dataset contains comprehensive... -
Federal
NIST Tables of X-Ray Mass Energy-Absorption Coefficients and Mass Attenuation Coefficients - SRD 126
Department of Commerce —
Tables of X-Ray Mass Attenuation Coefficients and Mass Energy - Absorption Coefficients from 1 keV to 20 MeV for Elements Z = 1 to 92 and 48 Additional Substances of... -
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
NIST Atomic Energy Levels and Spectra Bibliographic Database
Department of Commerce —
References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current... -
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 ITS-90 Thermocouple Database - SRD 60
Department of Commerce —
This database reproduces a subset of the tables and reference functions of NIST Monograph 175, 'Temperature Electromotive Force Reference Functions and Tables for the... -
Federal
Selfish Mining Simulator for Cryptocurrencies
Department of Commerce —
Software to simulate performing a selfish mining attack against certain cryptocurrencies' difficulty algorithms. Allows tweaking parameters of the attack and the... -
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
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
Observations of carbon dioxide (CO2), methane (CH4), and carbon monoxide (CO) mole fractions from the Los Angeles Megacity Carbon Project
Department of Commerce —
Updated April 2025. Here we provide hourly observations of carbon dioxide (CO2), methane (CH4), and carbon monoxide (CO) mole fractions in dry air from tower- and... -
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
NIST ThermoData Engine - Pure Compounds, Binary Mixtures and Reactions - SRD 103b
Department of Commerce —
The ThermoData Engine fully implements all major principles of the concept of dynamic data evaluation formulated at NIST?s Thermodynamics Research Center (TRC).... -
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
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
Data to Support the Development of Rapid GC-MS Methods for Seized Drug Analysis
Department of Commerce —
This dataset contains raw datafiles that support the development of rapid gas chromatography mass spectrometry (GC-MS) methods for seized drug analysis. Files are... -
Federal
Steps to achieve quantitative measurements of microRNA using two-step droplet digital PCR
Department of Commerce —
Droplet digital PCR (ddPCR) is being advocated as a reference method to measure rare genomic targets. It has consistently been proven to be more sensitive and direct... -
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.