+**Spin** is an intrinsic form of [angular momentum](/wiki/Angular_momentum) carried by elementary particles, a fundamental quantum property with no classical analogue. It describes a particle's internal 'rotation,' influencing its behavior within a [quantum field](/wiki/Quantum_field).
+## See also
+- [Electron](/wiki/Electron)
+- [Proton](/wiki/Proton)
+- [Quantum mechanics](/wiki/Quantum_mechanics)
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