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Muon discovery in cosmic rays

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Summary

Cloud-chamber cosmic-ray tracks revealed a charged particle heavier than the electron and lighter than the proton, later identified as the muon.

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MuonMuon discovery in cosmic rays

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This is an authored directed relation from the source endpoint to the target endpoint.

Authored explanation

Cloud-chamber curvature and range established a new lepton species.

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The source theory, law, entity, prediction, or structural claim is directly tested, supported, constrained, or established by the target experiment or observation. Experimental support is not final logical proof; the edge detail states exactly what was measured.

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