magneton noun. ['magnɪtɒn] E20.
[from MAGNETIC adjective + -ON.]
Physics. Any of several units of magnetic moment (see below).
Bohr magneton a unit equal to eh/4m (where e and m are the charge and mass of the electron, and h is Planck's constant, in SI units), i.e. about 9.27 10²⁴ joule per tesla. nuclear magneton a unit of nuclear magnetic moment, analogous to the Bohr magneton with the mass of the proton replacing that of the electron, equal to about 5.05 10²⁷ joule per tesla.

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