• Organization: National Institute of Standards and Technology
• Updated: 2014-01-01 00:00:00

This bibliographic database contains citations for the most important theoretical and experimental publications relevant to the fundamental constants and closely related precision measurements...

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• Organization: National Institute of Standards and Technology
• Updated: 2014-01-01 00:00:00

This site, developed in the Physics Laboratory at NIST, addresses three topics: fundamental physical constants, the International System of Units (SI), which is the modern metric system, and...

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• Organization: National Institute of Standards and Technology
• Updated: 2004-05-01 00:00:00

This version of NIST Standard Reference Database 46 is a major enhancement to this widely used database which provides comprehensive coverage of interactions for aqueous systems of organic and...

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• Organization: National Aeronautics and Space Administration
• Updated: 2026-02-17

This dataset of Harmonic Constants for Baroclinic Tide Prediction was produced by Edward Zaron (Oregon State University) and Shane Elipot (University of Miami). It provides sea surface height and...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

Transmission spectra of amorphous and crystalline H2O-ice at temperatures from 20-150 K for a wavelength range from 1.11 to 2.63 microns. These spectra have not been continuum-corrected or had the...

• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

Transmission spectra of amorphous and crystalline H2O-ice at temperatures from 20-150 K for a wavelength range from 1.11 to 2.63 microns. These spectra have not been continuum-corrected or had the...

• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

Transmission spectra of amorphous and crystalline H2O-ice at temperatures from 20-150 K for a wavelength range from 1.11 to 2.63 microns. These spectra have not been continuum-corrected or had the...

• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

Transmission spectra of amorphous and crystalline H2O-ice at temperatures from 20-150 K for a wavelength range from 1.11 to 2.63 microns. These spectra have not been ...

• Organization: U.S. Environmental Protection Agency
• Updated: 2023-03-28

The dataset contains identifying information (name, SMILES string), measured hydrolysis rate constants, and calculated molecular descriptors for 223 carboxylic acid esters and 108 lactones. The...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

Transmission spectra of amorphous and crystalline H2O-ice at temperatures from 20-150 K for a wavelength range from 1.11 to 2.63 microns. These spectra have not been continuum-corrected or had the...

• Organization: National Institute of Standards and Technology
• Updated: 2017-06-02 00:00:00

The probabilistic distribution of dissolution rate constants for cubic tricalcium aluminate (C3A) in water was quantified based on in-situ measurements of the changes in the nanoscale surface...

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• Organization: U.S. Environmental Protection Agency
• Updated: 0020-04-16

Data sets in the context of this project are the model files, model input parameter sets, and data generated at the US EPA/ORD/National Health and Environmental Effects Research Laboratory that...

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• Organization: National Institute of Standards and Technology
• Updated: 2005-11-01 00:00:00

This database contains the rotational spectral lines observed and reported in the open literature for 121 diatomic molecules through July 2002. The isotopic molecular species, assigned quantum...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-03-31

SMAP Level-4 (L4) surface and root zone soil moisture data are provided in three products: * SMAP L4 Global 3-hourly 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data (SPL4SMGP,...

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• Organization: National Institute of Standards and Technology
• Updated: 2004-07-01 00:00:00

This database contains the rotational spectral lines observed and reported in the open literature for 91 hydrocarbon molecules through September 1987. The isotopic molecular species, assigned...

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-07-17

SMAP Level-4 (L4) surface and root zone soil moisture data are provided in three products: * SMAP L4 Global 3-hourly 9 km EASE-Grid Surface and Root Zone Soil Moisture Geophysical Data (SPL4SMGP,...

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• Organization: National Institute of Standards and Technology
• Updated: 2003-07-01 00:00:00

This data base contains the rotational spectral lines observed and reported in the open literature for 55 triatomic molecules through June 1976. The isotopic molecular species, assigned quantum...

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• Organization: City of Los Angeles
• Updated: 2020-11-30

These metrics do not change on a regular basis. See Water Capture dataset for more dynamic information about stormwater capture in Los Angeles.

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• Organization: National Aeronautics and Space Administration
• Updated: 2025-08-06

M2C0NXASM (or const_2d_asm_Nx) is a data collection in Modern-Era Retrospective analysis for Research and Applications version 2 (MERRA-2). This collection consists of 2-dimensional constant...

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• Organization: Department of the Interior
• Updated: 2022-01-05T00:00:00Z

The base-flow recession time constant (tau) is a hydrologic index that characterizes the ability of a ground-water system to supply flow to a stream draining from that system. The magnitude of tau...

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