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Measurement of the open-charm contribution to the diffractive proton structure function
- Source :
- Nuclear Physics, Section B, Vol. B672, p. 3-35 (2003), Nuclear Physics B, 672, 3-35. Elsevier
- Publication Year :
- 2003
- Publisher :
- Elsevier Science Bv, 2003.
-
Abstract
- Production of D*+/-(2010) mesons in diffractive deep inelastic scattering has been measured with the ZEUS detector at HERA using an integrated luminosity of 82 pb^{-1}. Diffractive events were identified by the presence of a large rapidity gap in the final state. Differential cross sections have been measured in the kinematic region 1.5 < Q^2 < 200 GeV^2, 0.02 < y < 0.7, x_{IP} < 0.035, beta < 0.8, p_T(D*+/-) > 1.5 GeV and |��(D*+/-)| < 1.5. The measured cross sections are compared to theoretical predictions. The results are presented in terms of the open-charm contribution to the diffractive proton structure function. The data demonstrate a strong sensitivity to the diffractive parton densities.<br />35 pages, 11 figures, 6 tables
- Subjects :
- Quark
Nuclear and High Energy Physics
Particle physics
MONTE-CARLO GENERATOR
DEEP-INELASTIC-SCATTERING
CENTRAL TRACKING DETECTOR
ZEUS BARREL CALORIMETER
CROSS-SECTIONS
PARTON DISTRIBUTIONS
HERA
QUARK
DISSOCIATION
DIS
Meson
FOS: Physical sciences
Parton
01 natural sciences
High Energy Physics - Experiment
Nuclear physics
High Energy Physics - Experiment (hep-ex)
0103 physical sciences
Bibliography
Rapidity
Nuclear Experiment
010306 general physics
QC
Physics
010308 nuclear & particles physics
Detector
ZEUS
Deep inelastic scattering
3. Good health
High Energy Physics::Experiment
Subjects
Details
- Language :
- English
- ISSN :
- 05503213
- Database :
- OpenAIRE
- Journal :
- Nuclear Physics, Section B, Vol. B672, p. 3-35 (2003), Nuclear Physics B, 672, 3-35. Elsevier
- Accession number :
- edsair.doi.dedup.....3612fdfcfbf8305a01b2ba60065547f5