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Article
Title Measurements of $R_{d} = \sigma_{L} \sigma_{T}$ for 0.03 < x < 0.1
Author(s) Bosted, P E ; Fellbaum, J
Affiliation (American Univ)
Publication 1997
In: 6th Conference on Intersections of Particle and Nuclear Physics, Big Sky, MT, USA, 27 May - 2 Jun 1997, pp.588-90
Subject category Particle Physics - Experiment
Abstract Measurements were made at SLAC of the cross section for scattering 29 GeV electrons from deuterium at a laboratory angle of 4.5 degrees, corresponding to 0.03<x<0.1 and 1.3<Q/sup 2/<2.7 GeV/sup 2/. Values of R/sub d/= sigma L/ sigma T were extracted in this kinematic range by comparing to cross sections measured at a higher beam energy by the NMC collaboration. The results are in reasonable agreement with QCD calculations and with extrapolations of the R1990 fit to world data. (7 refs).

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