30 lines
1.3 KiB
HTML
30 lines
1.3 KiB
HTML
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<p class="lead">You discovered the strong interaction!</p>
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<section data-min-level="1">
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<h4>Quarks and Gluons</h4>
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<p>
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For a long time, it was believed that the Proton and the Neutron, which make up the atomic nucleus, were fundamental particles.
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During the 1950s and 1960, an immense number of new, seemingly fundamental particles was discovered.
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This "particle zoo" confused physicists greatly, until a radical idea was proposed in 1964:
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What if these new particles were not fundamental, but instead made up of other particles, called <em>quarks</em>.
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These quarks would have a new three-fold charge called "color charge" (which has nothing to do with visible colors).
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Color charge would be transmitted via a new (eight-fold) fundamental particle, called the <em>gluon</em>.
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</p>
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<p>
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Spectacularly, this model could explain all of the newly discovered composite <em>hadrons</em>, and even predict a few that had not been discovered!
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Shortly afterwards, it was confirmed through experiments with deep inelastic scattering that the Proton and Neutron were not fundamental.
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They, too, are made up of quarks!
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</p>
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</section>
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<section data-min-level="1">
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<hr>
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<h5>Resources</h5>
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<ul>
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<li><a href="http://en.wikipedia.org/wiki/Strong_interaction" target="_blank">Wikipedia on the Strong Interaction</a></li>
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</ul>
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</section>
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