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hep-ph2004
The coupled-channel analysis of the D and D_s mesons
Yu. A. Simonov, J. A. Tjon
The shift of the p-wave meson mass due to coupling to the DK channel is calculated without fitting parameters using the chiral Lagrangian. As a result the original …
hep-ph1993
Relativistic Two-Body Bound-State Calculations Beyond the Ladder Approximation
Taco Nieuwenhuis, J. A. Tjon, Yu. A. Simonov
In this work the Feynman-Schwinger representation for the two-body Greens function is studied. After having given a brief introduction to the formalism, we report on the first calc…