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Normalisation of scattering cross sections for low-energy pions

✍ Scribed by B.M. Barnett; S. Krell; H. Clement; G.J. Wagner; J. Jaki; Ch. Joram; W. Kluge; H. Matthäy; M. Metzler


Publisher
Elsevier Science
Year
1990
Tongue
English
Weight
597 KB
Volume
297
Category
Article
ISSN
0168-9002

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✍ E.R. Berger 📂 Article 📅 1999 🏛 Elsevier Science 🌐 English ⚖ 375 KB

This report discusses some results on differential cross sections for high energy and small momentum transfer elastic hadron-hadron scattering in QCD, using a functional integral approach. In particulary a matrix cumulant expansion for the vacuum expectation values of lightlike Wegner-Wilson loops,