Unformatted text preview: never been observed. (b) Again the particle consists of three quarks (and no antiquarks). To obtain a strangeness of zero, none of them may be s quarks. We must find a combination of three u and d quarks with a total charge of 2 e . The only such combination consists of three u quarks....
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- Fall '10
- Charge, Electric charge, Quark, quarks, Strange quark