NMK and ΛΛK amplitudes in chiral perturbation theory
✍ Scribed by M.J. Savage; R.P. Springer
- Publisher
- Elsevier Science
- Year
- 1998
- Tongue
- English
- Weight
- 266 KB
- Volume
- 639
- Category
- Article
- ISSN
- 0375-9474
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✦ Synopsis
We explore the S-wave and P-wave amplitudes for NNK and AAK interactions using chiral perturbation theory to 0(m, logm,). In contrast to the large corrections found in P-wave amplitudes in the nonleptonic decay of octet baryons, the NNK amplitudes receive only small corrections to their tree-level values. The uncertainty in the AAK amplitudes is found to be large.
📜 SIMILAR VOLUMES
The chiral limit of finite-volume &CD is the e-regime of the theory. We discuss how this regime can be used for determining low-energy observables of QCD by means of comparisons between lattice simulations and quenched and unquenched chiral perturbation theory. The quenched theory suffers in the e-r