• 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 Institute of Standards and Technology
• Updated: 2017-06-21

The NIST Chemistry WebBook provides users with easy access to chemical and physical property data for chemical species through the internet. The data provided in the site are from collections...

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