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A note on inequalities for the masses of the lightest ππ resonances in multicoloured QCD

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Abstract:

We derive and analyse inequalities relating masses of the lightest ππ resonances (ρ and σ) to coupling constants of the effective chiral Lagrangian in the limit of a large number of colours.

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Authors and Affiliations

  1. Petersburg Nuclear Physics Institute, Gatchina, 18835 St. Petersburg, Russia, , , , , , RU

    M.V. Polyakov

  2. Institute of Physics St. Petersburg State University, 198504 St. Petersburg, Russia, , , , , , RU

    V.V. Vereshagin

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  1. M.V. Polyakov
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  2. V.V. Vereshagin
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Received: 15 July 2001 / Accepted: 23 October 2001

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Polyakov, M., Vereshagin, V. A note on inequalities for the masses of the lightest ππ resonances in multicoloured QCD. Eur Phys J A 12, 349–352 (2001). https://doi.org/10.1007/s100500170013

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  • DOI: https://doi.org/10.1007/s100500170013

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