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Cosmic Queries – Single Electron Universe with Charles Liu

StarTalk Radio

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The Significance of Color Charge in Quantum Chromodynamics

Physicists introduced color charge as a concept distinct from electric charge, using red, green, and blue as its representations. Gluons, carriers of this color charge, play a vital role in quantum chromodynamics. The mass of a proton is mostly attributed to the energy of the gluons holding it together, despite gluons being massless. This illustrates the unique nature of interactions at the subatomic level.

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