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Christy, M. K. Jones, O. Gayou, O. K. Baker, P. Monaghan, P. Moussiegt, P. Solvignon, R. Beams, R. Ent, R. E. Segel, R. Gilman, R. J. Holt, R. Michaels, R. Ransome, S. Frullani, V. Punjabi, V. Sulkosky, W. Hinton, X. Zheng","submitted_at":"2004-10-08T18:26:14Z","abstract_excerpt":"We report the results of a new Rosenbluth measurement of the proton form factors at Q^2 values of 2.64, 3.20 and 4.10 GeV^2. Cross sections were determined by detecting the recoiling proton in contrast to previous measurements in which the scattered electron was detected. At each Q^2, relative cross sections were determined to better than 1%. The measurement focussed on the extraction of G_E/G_M which was determined to 4-8% and found to approximate form factor scaling, i.e. \\mu_p G_E \\approx G_M. These results are consistent with and much more precise than previous Rosenbluth extractions. 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