Linked from

The 3 pages that link to Spin-½, each with the reason it gives.

• Stern–Gerlach experimentRelated: The silver beam’s two outcomes became a textbook illustration of spin-1/2 measurement.

• Spin quantum numberBroader topic: It is the spin value of electrons, quarks, and other fermions.

• Clebsch–Gordan coefficientsBroader topic: Its two-state basis gives the simplest nontrivial coefficient tables.