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"Top Quark"

From Andrew Zimmerman Jones,
Your Guide to Physics.
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Definition: A top quark (symbol t) is a third generation quark with the following properties:
  • Weak Isospin: +1/2
  • Topness (T): 1
  • Charge (proportion of e): +2/3
  • Mass (in MeV/c2): 170200 to 174800
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