11 词条主页 > 词条 > 塞尔维亚克罗地亚语 (SH) > spin
spin
A number that labels the intrinsic angular momentum of a particle, essentially how much the particle rotates around its axis. This number can only take on discrete values. Particles with different spins will interact in different ways. Electrons have spin ?, while photons have spin one.
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mali mozak
The portion of the brain in the back of the head between the cerebrum and the brain stem.
