History, quark model and the SU(3)-symmetry
History, quark model and the SU(3)-symmetry
History, quark model and the SU(3)-symmetry
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Colour<br />
• idea:hadrons are colour-neutral. Each <strong>quark</strong><br />
carries colour (red, blue, green) such that <strong>the</strong>ir<br />
combination gives white<br />
• in <strong>the</strong> case of <strong>the</strong> mesons made of <strong>quark</strong>anti<strong>quark</strong>-pair,<br />
<strong>the</strong> anti<strong>quark</strong> carries <strong>the</strong><br />
complementary colour<br />
Simela Aslanidou 14.12.2006