• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

A process for the production of acetate esters by the catalytic reaction of an alcohol of the formula ROH and carbon monoxide in contact with a homogeneous catalyst system of rhodium metal atom, a...

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• Organization: U.S. Department of Health & Human Services
• Updated: 2025-09-06

The invention relates to a method for the continuous production of aldehydes by the isomerising hydroformylation in a homogenous phase of olefin compositions by means of a synthesis gas, in the...

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• Organization: Department of the Interior
• Updated: 2023-01-26T00:00:00Z

This data release contains the U.S. salient statistics and world production data extracted from the PLATINUM-GROUP METALS data sheet of the USGS Mineral Commodity Summaries 2023.

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• Organization: Department of the Interior
• Updated: 2025-04-08T00:00:00Z

This data release contains the U.S. salient statistics and world production data extracted from the PLATINUM-GROUP METALS data sheet of the USGS Mineral Commodity Summaries 2025.

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• Organization: Department of the Interior
• Updated: 2024-01-30T00:00:00Z

This data release contains the U.S. salient statistics and world production data extracted from the PLATINUM-GROUP METALS data sheet of the USGS Mineral Commodity Summaries 2024.

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• Organization: Department of the Interior
• Updated: 2022-01-31T00:00:00Z

This data release contains the U.S. salient statistics and world production data extracted from the PLATINUM-GROUP METALS data sheet of the USGS Mineral Commodity Summaries 2022.

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• Organization: Department of the Interior
• Updated: 2024-09-19T00:00:00Z

The chemical compositions and natural distribution of ferromanganese crusts have been a topic of interest to scientific research, as well as to industrial and military applications. These crusts...

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• Organization: National Institute of Standards and Technology
• Updated: 2005-08-01 00:00:00

This handbook provides a selection of the most important and frequently used atomic spectroscopic data in an easily accessible format. The compilation includes energy levels, ionization energies,...

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• Organization: Department of the Interior
• Updated: 2020-08-26T00:00:00Z

The U.S. Geological Survey (USGS) has undertaken a mineral resources assessment for tungsten for a portion of the Great Basin in parts of western Nevada and east-central California. This data...

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• Organization: Department of Commerce
• Updated: 2005-08-01 00:00:00

This handbook provides a selection of the most important and frequently used atomic spectroscopic data in an easily accessible format. The compilation includes energy levels, ionization energies,...

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• Organization: National Institute of Standards and Technology
• Updated: 2017-11-01 00:00:00

This database provides access and search capability for NIST critically evaluated data on atomic energy levels, wavelengths, and transition probabilities that are reasonably up-to-date. The Atomic...

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• Organization: Department of the Interior
• Updated: 2021-11-03T00:00:00Z

There is a growing demand for commodities (elements, compounds, minerals) used in today's advanced technologies. Critical minerals are usually found in ore deposits that are deemed vital to...

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• Organization: National Institute of Standards and Technology
• Updated: 2014-09-19 00:00:00

This interactive database, maintained by the NIST Atomic Spectroscopy Data Center, contains more than 6000 references, dating from 1889 through current year and is updated regularly in intervals...

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• Organization: Department of the Interior
• Updated: 2022-08-11T00:00:00Z

This data release contains geochemical data from selected U.S. Geological Survey (USGS) projects from the 1960s-1980s that were previously unpublished as digital data. The objective of those...

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• Organization: National Institute of Standards and Technology
• Updated: 2014-09-19 00:00:00

References contained in this database are from Bibliography on Atomic Energy Levels and Spectra, NBS Special Publication 363 and Supplements, as well as current references since the last published...

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• Organization: Department of the Interior
• Updated: 2024-01-26T00:00:00Z

The Alaska Geochemical Database Version 4.0 (AGDB4) contains geochemical data compilations in which each geologic material sample has one best value determination for each analyzed species,...

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• Organization: National Institute of Standards and Technology
• Updated: 2014-09-19 00:00:00

This interactive database, maintained by the NIST Atomic Spectroscopy Data Center, contains more than 8000 references, dating from 1914 through current year and is updated regularly in intervals...

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• Organization: Department of Commerce
• Updated: 2017-11-01 00:00:00

This database provides access and search capability for NIST critically evaluated data on atomic energy levels, wavelengths, and transition probabilities that are reasonably up-to-date. The Atomic...

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• Organization: Department of Commerce
• Updated: 2014-09-19 00:00:00

This interactive database, maintained by the NIST Atomic Spectroscopy Data Center, contains more than 8000 references, dating from 1914 through current year and is updated regularly in intervals...

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• Organization: Department of Commerce
• Updated: 2014-09-19 00:00:00

This interactive database, maintained by the NIST Atomic Spectroscopy Data Center, contains more than 6000 references, dating from 1889 through current year and is updated regularly in intervals...

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