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Measurement of the proton structure function FL(x,Q2) at low x
- Source :
- Physics Letters B. 665:139-146
- Publication Year :
- 2008
- Publisher :
- Elsevier BV, 2008.
-
Abstract
- A first measurement is reported of the longitudinal proton structure function FL(X, Q(2)) at the ep collider HERA. It is based on inclusive deep inelastic e(+)p scattering cross section measurements with a positron beam energy of 27.5 GeV and proton beam energies of 920, 575 and 460 GeV. Employing the energy dependence of the cross section, FL is measured in a range of squared four-momentum transfers 12
- Subjects :
- Quantum chromodynamics
Physics
Nuclear and High Energy Physics
Range (particle radiation)
Particle physics
Proton
010308 nuclear & particles physics
Parton
HERA
01 natural sciences
law.invention
Nuclear physics
Cross section (physics)
law
0103 physical sciences
Physics::Accelerator Physics
High Energy Physics::Experiment
Nuclear Experiment
010306 general physics
Collider
Beam (structure)
Subjects
Details
- ISSN :
- 03702693
- Volume :
- 665
- Database :
- OpenAIRE
- Journal :
- Physics Letters B
- Accession number :
- edsair.doi...........0c2e8cdff3009b94df3334bb9f5d4b12