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JOURNALS // Pis'ma v Zhurnal Èksperimental'noi i Teoreticheskoi Fiziki // Archive

Pis'ma v Zh. Èksper. Teoret. Fiz., 2004 Volume 80, Issue 11, Pages 806–810 (Mi jetpl2177)

This article is cited in 4 papers

FIELDS, PARTICLES, AND NUCLEI

High accuracy description of radiative return production of low-mass muon and pion pairs at $e^+e^-$-colliders

A. B. Arbuzova, E. Bartoša, V. V. Byteva, E. A. Kuraeva, Z. K. Silagadzeb

a Joint Institute for Nuclear Research, 141980 Dubna, Russia
b Budker Institute of Nuclear Physics, 630090 Novosibirsk, Russia

Abstract: The process of muon (pion) pair production with small invariant mass in electron-positron high-energy annihilation, accompanied by emission of a hard photon at large angles, is considered. We find that the Drell–Yan picture for the differential cross section is valid in the charge-even experimental set-up. Radiative corrections both for the electron block and for the final state block are taken into account.

PACS: 11.80.La, 12.20.Ds, 13.66.-a

Received: 02.11.2004

Language: English


 English version:
Journal of Experimental and Theoretical Physics Letters, 2004, 80:11, 678–683

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