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"Charm Quark"

By Andrew Zimmerman Jones, About.com

Definition: A charm quark (symbol c) is a second generation quark with the following properties:

  • Weak Isospin: +1/2
  • Charm (C): 1
  • Charge (proportion of e): +2/3
  • Mass (in MeV/c2): 1150 to 1350

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