Abstract
A new soft soft-pion theorem for the threshold pion production by a hard electromagnetic probe was derived. The resulting hSPT allows to express the pion-production amplitudes in terms of the distribution amplitudes of the nucleon.
Original language | English (US) |
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Article number | 022001 |
Pages (from-to) | 022001/1-022001/4 |
Journal | Physical review letters |
Volume | 87 |
Issue number | 2 |
State | Published - Jul 9 2001 |
All Science Journal Classification (ASJC) codes
- General Physics and Astronomy