spin quantum number

Related to spin quantum number: Magnetic quantum number

spin quantum number

1. A nonnegative integer that specifies the magnitude of the spin angular momentum vector of a subatomic particle.

2. An integer that specifies the direction of the spin angular momentum vector of a subatomic particle. Also called spin projection quantum number.

3. See fourth quantum number.

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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fourth quantum number

References in periodicals archive ?

where x is {p, e, W}, the mass symmetry point [M.sub.sp] is 21.89648319 MeV, S is the spin quantum number {1/2, 1}, C is the charge quantum number {[+ or -]1}, and M is the matter type quantum number {matter = +, anti-matter = -}.

A Regge trajectory like spin quantum number based quantization pattern is given by Ne'eman and Sijacki [3] where the particle's measured mass vary about the predicted points.