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arxiv: hep-ph/0201038 · v1 · submitted 2002-01-07 · ✦ hep-ph

Tensor forces and relativistic corrections in quarkonium

I. Haysak (1) , V. Morokhovych (1) , S. Chalupka (2) , M. Salak (3) ((1) Uzhgorod National University , Uzhgorod , Ukraine , (2) P.J Safarik University , Kosice
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Slavak Republic (3) Presov University Presov Slovak Republic)
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classification ✦ hep-ph
keywords forcespotentialtensorcorrectionsdecayequationshyperfineinfluence
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The influence of tensor forces on hyperfine splitting and decay widths of mesons are investigated within the limits of quasirelativistic potential quark model. As the starting the system of the Rarita-Schwinger equations is used. We use a potential motivated by QCD with a mixed Lorentz structure.

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