Massive states in chiral perturbation theory |
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Authors: | S. Mallik |
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Affiliation: | 1. Saha Institute of Nuclear Physics 1/AF, Bidhannagar, 700064, Calcutta, India
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Abstract: | It is shown that the chiral nonanalytic terms generated by 33 resonance in the nucleon self-energy is reproduced in chiral perturbation theory by perturbing appropriate local operators contained in the pion-nucleon effective Lagrangian itself. |
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Keywords: | |
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