Estimate the relative magnitudes of the static potential between (a) A quarkantiquark pair (b) Two protons, both

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Estimate the relative magnitudes of the static potential between

(a) A quark€“antiquark pair

(b) Two protons, both separated by a distance of 3 fm, given that the value of the dimensionless Yukawa coupling (1.31) for the ppÏ€⁰ vertex is about 14. Comment briefly on your answer in the light of QCD.

Equation 1.31

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Particle Physics

ISBN: 978-1118912164

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Authors: Brian R. Martin, Graham Shaw

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Question Posted: Dec 13, 2018 11:53 AM

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Estimate the relative magnitudes of the static potential between (a) A quarkantiquark pair (b) Two protons, both

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αχ 4πhe ||

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a By 72b the qq potential is of order 3GeV at r 3fm b For r 2fm the protonf...View the full answer

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