papers

Publications (22)

hep-ex2016

Search for a narrow baryonic state decaying to and in deep inelastic scattering at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +124

A search for a narrow baryonic state in the and system has been performed in collisions at HERA with the ZEUS detector using an integrated luminosity o…

hep-ph2016

Study of HERA data at Low Q^2 and Low x

A. M Cooper-Sarkar, I. Abt, B. Foster +3

In the HERAPDF2.0 PDF analysis it was noted that the fit worsens significantly at low for both NLO and NNLO fits. The turn over of the reduced cross section at low-

physics.ins-det2024

The CMS Fast Beam Condition Monitor for HL-LHC

G. Auzinger, H. Bakhshiansohi, A. Dabrowski +28

The high-luminosity upgrade of the LHC brings unprecedented requirements for real-time and precision bunch-by-bunch online luminosity measurement and beam-induced background monito…

hep-ex2014

Further studies of the photoproduction of isolated photons with a jet at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +170

In this extended analysis using the ZEUS detector at HERA, the photoproduction of isolated photons together with a jet is measured for different ranges of the fractional photon ene…

hep-ph2016

Study of HERA ep Data at Low Q^2 and Low x_Bj and the Need for Higher-Twist Corrections to Standard pQCD Fits

I. Abt, A. M. Cooper-Sarkar, B. Foster +3

A detailed comparison of HERA data at low Bjorken- and low four-momentum-transfer squared, , with predictions based on evolution (DGLAP) in perturbative Quantum…

hep-ex2017

Further studies of isolated photon production with a jet in deep inelastic scattering at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +111

Isolated photons with high transverse energy have been studied in deep inelastic scattering with the ZEUS detector at HERA, using an integrated luminosity of pb

hep-ex2016

Combined QCD and electroweak analysis of HERA data

ZEUS Collaboration, H. Abramowicz, I. Abt +124

A simultaneous fit of parton distribution functions (PDFs) and electroweak parameters to HERA data on deep inelastic scattering is presented. The input data are the neutral current…

hep-ph2015

QCD analysis of - and -boson production at Tevatron

S. Camarda, P. Belov, A. M. Cooper-Sarkar +15

Recent measurements of the -boson charge asymmetry and of the -boson production cross sections, performed at the Tevatron collider in Run II by the D0 and CDF collaborations,…

hep-ex2016

Combined Electroweak and QCD Fit to HERA Data

I. Abt, A. M. Cooper-Sarkar, B. Foster +4

A simultaneous Electroweak and QCD fit of electroweak parameters and parton distribution functions to HERA data on deep inelastic scattering is presented. The input data are neutra…

hep-ex2016

Measurement of the cross-section ratio sigma_{psi(2S)}/sigma_{J/psi(1S)} in deep inelastic exclusive ep scattering at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +144

The exclusive deep inelastic electroproduction of and at an centre-of-mass energy of 317 GeV has been studied with the ZEUS detector at HERA in the kinemat…

hep-ex2015

Production of exclusive dijets in diffractive deep inelastic scattering at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +144

Production of exclusive dijets in diffractive deep inelastic scattering has been measured with the ZEUS detector at HERA using an integrated luminosity of 372 pb.…

hep-ex2016

Summary of workshop on Future Physics with HERA Data

A. Bacchetta, J. Blümlein, O. Behnke +30

Recent highlights from the HERA experiments, Hermes, H1 and ZEUS, are reviewed and ideas for future analyses to fully exploit this unique data set are proposed. This document is a…

hep-ph2014

Parton distribution functions at LO, NLO and NNLO with correlated uncertainties between orders

HERAFitter developers' team, :, P. Belov +26

Sets of parton distribution functions (PDFs) of the proton are reported for the leading (LO), next-to-leading (NLO) and next-to-next-to leading order (NNLO) QCD calculations. The p…

hep-ph2015

HERAFitter, Open Source QCD Fit Project

S. Alekhin, O. Behnke, P. Belov +50

HERAFitter is an open-source package that provides a framework for the determination of the parton distribution functions (PDFs) of the proton and for many different kinds of analy…

hep-ex2014

Measurement of beauty and charm production in deep inelastic scattering at HERA and measurement of the beauty-quark mass

ZEUS collaboration, H. Abramowicz, I. Abt +171

The production of beauty and charm quarks in ep interactions has been studied with the ZEUS detector at HERA for exchanged four-momentum squared 5 < Q^2 < 1000 GeV^2 using an integ…

hep-ex2014

Measurement of neutral current e+/-p cross sections at high Bjorken x with the ZEUS detector

ZEUS Collaboration, H. Abramowicz, I. Abt +170

The neutral current e+/-p cross section has been measured up to values of Bjorken x of approximately 1 with the ZEUS detector at HERA using an integrated luminosity of 187 inv. pb…

hep-ex2016

Measurement of the cross-section ratio sigma_{psi(2S)}/sigma_{J/psi(1S)} in deep inelastic exclusive ep scattering at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +144

The exclusive deep inelastic electroproduction of and at an centre-of-mass energy of 317 GeV has been studied with the ZEUS detector at HERA in the kinemat…

hep-ex2016

Limits on the effective quark radius from inclusive scattering at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +125

The high-precision HERA data allows searches up to TeV scales for Beyond the Standard Model contributions to electron-quark scattering. Combined measurements of the inclusive deep…

physics.ins-det2024

Electronics design and testing of the CMS Fast Beam Condition Monitor for HL-LHC

K. Shibin, G. Auzinger, H. Bakhshiansohi +24

The high-luminosity upgrade of the LHC (HL-LHC) brings unprecedented requirements for precision bunch-by-bunch luminosity measurement and beam-induced background monitoring in real…

hep-ex2014

Measurement of D* photoproduction at three different centre-of-mass energies at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +170

The photoproduction of mesons has been measured with the ZEUS detector at HERA at three different ep centre-of-mass energies, , of 318, 251 and 225 GeV. For ea…

hep-ex2017

Investigation into the limits of perturbation theory at low Q^2 using HERA deep inelastic scattering data

I. Abt, A. M. Cooper-Sarkar, B. Foster +3

A phenomenological study of the final combined HERA data on inclusive deep inelastic scattering (DIS) has been performed. The data are presented and investigated for a kinematic ra…

hep-ex2014

Deep inelastic cross-section measurements at large y with the ZEUS detector at HERA

ZEUS Collaboration, H. Abramowicz, I. Abt +170

The reduced cross sections for deep inelastic scattering have been measured with the ZEUS detector at HERA at three different centre-of-mass energies, , and $22…