IUPAC > Gold Book > alphabetical index > A > angular momentum, L


angular momentum, L

Angular momentum, or moment of momentum of a particle about a point is a vector quantity equal to the vector product of the position vector of the particle and its momentum, L = r × p. For special angular momenta of particles in atomic and molecular physics different symbols are used.
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Cite as:
IUPAC. Compendium of Chemical Terminology, 2nd ed. (the "Gold Book"). Compiled by A. D. McNaught and A. Wilkinson. Blackwell Scientific Publications, Oxford (1997). XML on-line corrected version: http://goldbook.iupac.org (2006-) created by M. Nic, J. Jirat, B. Kosata; updates compiled by A. Jenkins. ISBN 0-9678550-9-8. doi:10.1351/goldbook.
Last update: 2014-02-24; version: 2.3.3.
DOI of this term: doi:10.1351/goldbook.A00353.
Original PDF version: http://www.iupac.org/goldbook/A00353.pdf. The PDF version is out of date and is provided for reference purposes only. For some entries, the PDF version may be unavailable.
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