H1prelim-01-041

A New Measurement of the Deep Inelastic Scattering Cross Section and of F_L at Low Q^2 and Bjorken-x at HERA

Reference D Eckstein, talk presented at DIS 2001, April 2001
Document Conference paper
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Contact Max Klein
Abstract Preliminary, new results are presented on the deep inelastic scattering cross section in the range of momentum transfers Q^2 = 1.5-12 GeV^2. The data were taken in 1999 by the H1 Collaboration at HERA, with positrons of 27.6 GeV energy and protons of 920 GeV energy, in a dedicated low Q^2 running period with an integrated luminosity of about 3 pb-1. The cross section is measured to a few per cent accuracy with upgraded silicon tracking. It complements and extends a recent measurement of the proton structure functions F_2 and F_L by H1 to even lower Bjorken-x.
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