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Electron-positron annihilation into heavy leptons at two loops

Abstract We calculate the NNLO QED corrections to the C-even part of differential cross section of e + e − → μ + μ − process. We neglect power corrections in the electron mass and obtain the result in terms of Goncharov’s polylogarithms.

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Ngā kaituhi matua: Roman E. Gerasimov, Petr A. Krachkov, Roman N. Lee
Hōputu: Artigo
Reo:Inglês
I whakaputaina: SpringerOpen 2025-08-01
Rangatū:Journal of High Energy Physics
Ngā marau:
Urunga tuihono:https://doi.org/10.1007/JHEP08(2025)118
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