M. Derrick et al., MEASUREMENT OF THE PROTON STRUCTURE-FUNCTION F2 FROM THE 1993 HERA DATA, Zeitschrift fur Physik. C, Particles and fields, 65(3), 1995, pp. 379-398
The ZEUS detector has been used to measure the proton structure functi
on F-2. During 1993 HERA collided 26.7 GeV electrons on 820 GeV proton
s. The data sample corresponds to an integrated luminosity of 0.54 pb(
-1), representing a twenty fold increase in statistics compared to tha
t of 1992. Results are presented for 7 < Q(2) < 10(4) GeV2 and x value
s as low as 3 x 10(-4). The rapid rise in F-2 as x decreases observed
previously is now studied in greater detail and persists for Q(2) valu
es up to 500 GeV2.