Further Discussion of Effective Quark-Quark Interaction Created by Quark-Antiquark Pair Excitation |
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| Authors: | Hong-Shi ZONG Fan WANG |
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| Affiliation: | Department of Physics and Center for Theoretical Physics, Nanjing University, Nanjing 210008, China |
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| Abstract: | The fourth-order quark-quark potentials in perturbative QCD are derived with special emphasis on the colour-independent spin-orbit-terms, and these terms may be useful in understanding the suppression of the spin-orbit forces in baryons. |
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