Datasets
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Data from Fire Resilience of a Steel-Concrete Composite Floor System: Full-Scale Experimental Evaluation for Influence of Slab Reinforcement (Test #2)
The National Institute of Standards and Technology conducted a series of large compartment fire tests to investigate the behavior and fire-induced failure mechanisms of the... -
AM Bench 2022: Cross sectional microstructure of single laser tracks produced using different processing conditions and 2D arrays of laser tracks (pads) on solid plates of nickel alloy 718
The following data files include microstructure measurement results associated with the 2022 Additive Manufacturing Benchmark test series (AM Bench 2022) AMB2022-03 set of... -
OSCAL Catalog Authoring Tool
The OSCAL Catalog Authoring Tool (CAT) enables users to create, scope, tailor control catalogs by creatingOSCAL-deep-diff
OSCAL Deep Diff is a CLI application and library that can produce schema-agnostic comparisons of JSON artifacts. The purpose of this tool is to compare OSCAL artifacts.Thermodynamic Data from Unpublished Sources to Support the New Reference Equation of State for Carbon Dioxide
During work on the new reference equation of state for carbon dioxide [E.W. Lemmon, A.H. Harvey, and R. Hellmann, NIST Internal Report, to be published in 2025], we obtained...Metaschema Java API and Tools
Implementation of the Metaschema modeling language in Java, providing support for Java code, schema, and documentation generation based on one or more Metaschema model...Observations of CO2, CH4, and CO mole fractions from the NIST Northeast Corridor urban testbed
NOTE: please see the latest (March 2025) update at https://doi.org/10.18434/mds2-3765 . This archive is from November 2021.We have become aware of errors in the inlet heights at...OSCAL Client-side XSLT (CSX) Demonstrations
Project documentation and demonstrations processing OSCAL (the Open Security Controls Assessment Language).Data from Fire Resilience of a Steel-Concrete Composite Floor System: Full-Scale Experimental Evaluation for Influence of Slab Reinforcement (Test #1)
The compartment fire test was conducted on the 9.1 m x 6.1 m steel-concrete composite floor, located in the south-central bay of the two-story steel gravity frame two bays by...In Situ Carbon Dioxide, Methane, and Carbon Monoxide Mole Fractions from the Los Angeles Megacity Carbon Project
NOTE: please see the latest (April 2025) update at https://doi.org/10.18434/mds2-3814 . Hourly observations of carbon dioxide (CO2) and methane (CH4) mole fractions in dry air...Biospheric CO2 surface flux estimates from the Vegetation Photosynthesis & Respiration Model (VPRM) in the eastern USA and Canada: November 2016 to December 2021
Monthly zip files from November 2016 to December 2021, with each zip containing hourly .tif files with gridded CO2 fluxes at 0.02 degree resolution in an eastern North American...Ideal-gas Thermochemical Properties for Carbon Dioxide and its Isotopologues Calculated from Partition Functions
Tabulations at 1 K intervals from 1 K to 6000 K of the partition function and standard-state isobaric heat capacity, entropy, and enthalpy for the 12 natural isotopologues of...Mission Critical Voice Quality of Experience Access Time Measurement Method Addendum Data
These are measurement data associated with https://doi.org/10.6028/NIST.IR.8328. Code to process data is available at https://github.com/usnistgov/accessTime. Includes access...macOS Security Compliance Project
The macOS security compliance project is an open source effort to provide a programmatic approach to generating security guidance. This project can be used to create customized...High-Resolution X-ray computed tomography (XCT) image data set of additively manufactured cobalt chrome samples produced with varying laser powder bed fusion processing parameters
This data contains X-ray computed tomography (XCT) reconstructed slices of additively manufactured cobalt chrome samples produced with varying laser powder bed fusion (LPBF)...Forensic DNA Open Dataset
This dataset consists of single source and mixture samples which were genotyped/sequenced with kits targeting Forensic DNA markers. More information specific to the kit and or...Volume Fraction and Temperature Measurements of 30 cm Acetone, Ethanol, Methanol, Pool Fires
This dataset documents a series of time-averaged gas species measurements made along the centerline of methanol, ethanol, and acetone pool fires steadily burning in a quiescent...Observations of CO2, CH4, and CO mole fractions from the NIST Northeast Corridor urban testbed
NOTE: please see the latest (March 2025) update at https://doi.org/10.18434/mds2-3765. Hourly observations of CO2 and CH4 from tower-based sites in the NIST Northeast Corridor...Carbon Dioxide Mole Fraction Measurements and Model Output in the Northeast Corridor: Baltimore/Washington for February 2016
Dataset accompanying publication:Martin, C. R., Zeng, N., Karion, A., Mueller, K., Ghosh, S., Lopez-Coto, I., Gurney, K. R., Oda, T., Prasad, K., Liu, Y., Dickerson, R. R., and...