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Urca process comparison table

Subject	is a kind of	has definition
nuclear process	physical process
Urca process	nuclear process	A series of nuclear reactions, primarily among the iron group of elements, accompanied by a high rate of neutrino formation and postulated as a cause of stellar collapse. Neutrinos carry away energy quickly and invisibly, so this process was named for the Urca casino in Rio de Janeiro, which carried away money the same way.

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