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Finite-energy sum rule as a test of the pomeranchuk theorem |
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| Authors: | K IgiM Kuroda H Miyazawa |
| Institution: | Department of Physics, University of Tokyo, Tokyo, Japan |
| Abstract: | A finite-energy sum rule for π-p scattering lengths, which holds even in the case of Δσ(∞) = = σπ−p(∞) - σπ+p(∞) ≠ 0, is used to estimate the magnitude of Δσ(∞). A criterion is given of testing the presence of the Pomeranchuk-theorem-violating term. |
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