Nitrogen

"Nitrogen" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

expand / collapse MeSH information
An element with the atomic symbol N, atomic number 7, and atomic weight [14.00643; 14.00728]. Nitrogen exists as a diatomic gas and makes up about 78% of the earth's atmosphere by volume. It is a constituent of proteins and nucleic acids and found in all living cells.


expand / collapse publications
This graph shows the total number of publications written about "Nitrogen" by people in this website by year, and whether "Nitrogen" was a major or minor topic of these publications.
Bar chart showing 14 publications over 14 distinct years, with a maximum of 1 publications in 1996 and 1998 and 2001 and 2002 and 2003 and 2004 and 2005 and 2007 and 2010 and 2012 and 2015 and 2017 and 2023 and 2024
To see the data from this visualization as text, click here.