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When was the first evidence for the existence of quarks published?
Quick Answer
Strong evidence was published in 1968 from deep inelastic scattering experiments at SLAC.
The Full Story
The first strong evidence for quarks was published in 1968 from deep inelastic scattering experiments at the Stanford Linear Accelerator Center, or SLAC. These experiments showed that protons contain smaller point-like constituents rather than being indivisible. The results supported the quark model proposed a few years earlier by Murray Gell-Mann and George Zweig in 1964. This was a major step toward the modern Standard Model of particle physics.
Key Facts
1.Evidence published in 1968
2.Done at SLAC
3.Supported the 1964 quark model
YouTube Angle
Suggested video title for this topic:
"How scientists found the building blocks inside protons."
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