Compton scattering of quasi-real virtual photons, γe ±→γe±, is studied with 0.6 fb-1 of data collected by the L3 detector at the LEP e +e- collider at centre-of-mass energies √s=189-209 GeV. About 4500 events produced by the interaction of virtual photons emitted by e± of one beam with e∓ of the opposite beam are collected for effective centre-of-mass energies of the photon-electron and photon-positron systems in the range from √s′=35 GeV up to √s′=175 GeV, the highest energy at which Compton scattering was ever probed. The cross sections of the γe±→γ e± process as a function of √s′ and of the rest-frame scattering angle are measured, combined with previous L3 measurements down to √s′≃20 GeV, and found to agree with the QED expectations. © 2005 Published by Elsevier B.V.

Achard, P., Adriani, O., Aguilar Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., et al. (2005). Compton scattering of quasi-real virtual photons at LEP. PHYSICS LETTERS. SECTION B, 616(3-4), 145-158 [10.1016/j.physletb.2005.04.054].

Compton scattering of quasi-real virtual photons at LEP

PENSOTTI, SIMONETTA;
2005

Abstract

Compton scattering of quasi-real virtual photons, γe ±→γe±, is studied with 0.6 fb-1 of data collected by the L3 detector at the LEP e +e- collider at centre-of-mass energies √s=189-209 GeV. About 4500 events produced by the interaction of virtual photons emitted by e± of one beam with e∓ of the opposite beam are collected for effective centre-of-mass energies of the photon-electron and photon-positron systems in the range from √s′=35 GeV up to √s′=175 GeV, the highest energy at which Compton scattering was ever probed. The cross sections of the γe±→γ e± process as a function of √s′ and of the rest-frame scattering angle are measured, combined with previous L3 measurements down to √s′≃20 GeV, and found to agree with the QED expectations. © 2005 Published by Elsevier B.V.
Articolo in rivista - Articolo scientifico
L3,CERN-LEP-L3
English
2005
616
3-4
145
158
none
Achard, P., Adriani, O., Aguilar Benitez, M., Alcaraz, J., Alemanni, G., Allaby, J., et al. (2005). Compton scattering of quasi-real virtual photons at LEP. PHYSICS LETTERS. SECTION B, 616(3-4), 145-158 [10.1016/j.physletb.2005.04.054].
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/10281/13478
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