Measurement of the photon structure function at high Q2 at LEP

Acciarri, M. ; Achard, P. ; Adriani, O. ; Aguilar-Benitez, M. ; Gurtu, A. ; et., al (2000) Measurement of the photon structure function at high Q2 at LEP Physics Letters B, 483 (4). pp. 373-386. ISSN 0370-2693

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Official URL: http://www.sciencedirect.com/science/article/pii/S...

Related URL: http://dx.doi.org/10.1016/S0370-2693(00)00587-6

Abstract

The structure functions of real and virtual photons are derived from cross section measurements of the reaction e+e-→e+e-+ hadrons at LEP. The reaction is studied at √s⋍91 GeV with the L3 detector. One of the final state electrons is detected at a large angle relative to the beam direction, leading to Q2 values between 40 GeV2 and 500 GeV2. The other final state electron is either undetected or it is detected at a four-momentum transfer squared P2 between 1 GeV2and 8 GeV2. These measurements are compared with predictions of the Quark Parton Model and other QCD based models.

Item Type:Article
Source:Copyright of this article belongs to Elsevier Science.
ID Code:84064
Deposited On:24 Feb 2012 05:35
Last Modified:24 Feb 2012 05:35

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