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Machine Learning-Assisted Measurement of Lepton-Jet Azimuthal Angular Asymmetries in Deep-Inelastic Scattering at HERA
The H1 collaboration, V. Andreev, M. Arratia +141
In deep-inelastic positron-proton scattering, the lepton-jet azimuthal angular asymmetry is measured using data collected with the H1 detector at HERA. When the average transverse…
Measurement of the 1-jettiness event shape observable in deep-inelastic electron-proton scattering at HERA
The H1 collaboration, V. Andreev, M. Arratia +146
The H1 Collaboration reports the first measurement of the 1-jettiness event shape observable in neutral-current deep-inelastic electron-proton scattering (DIS). The observa…
Measurement of groomed event shape observables in deep-inelastic electron-proton scattering at HERA
The H1 collaboration, V. Andreev, M. Arratia +145
The H1 Collaboration at HERA reports the first measurement of groomed event shape observables in deep inelastic electron-proton scattering (DIS) at GeV, using data r…
Observation and differential cross section measurement of neutral current DIS events with an empty hemisphere in the Breit frame
The H1 collaboration, V. Andreev, M. Arratia +146
The Breit frame provides a natural frame to analyze lepton-proton scattering events. In this reference frame, the parton model hard interactions between a quark and an exchanged bo…
Unbinned Deep Learning Jet Substructure Measurement in High ep collisions at HERA
The H1 collaboration, V. Andreev, M. Arratia +142
The radiation pattern within high energy quark- and gluon-initiated jets (jet substructure) is used extensively as a precision probe of the strong force as well as an environment f…
Impact of jet-production data on the next-to-next-to-leading-order determination of HERAPDF2.0 parton distributions
H1, ZEUS Collaborations, : +234
The HERAPDF2.0 ensemble of parton distribution functions (PDFs) was introduced in 2015. The final stage is presented, a next-to-next-to-leading-order (NNLO) analysis of the HERA da…
Measurement of lepton-jet correlation in deep-inelastic scattering with the H1 detector using machine learning for unfolding
H1 Collaboration, V. Andreev, M. Arratia +142
The first measurement of lepton-jet momentum imbalance and azimuthal correlation in lepton-proton scattering at high momentum transfer is presented. These data, taken with the H1 d…
Measurement of charged particle multiplicity distributions in DIS at HERA and its implication to entanglement entropy of partons
H1 collaboration
Charged particle multiplicity distributions in positron-proton deep inelastic scattering at a centre-of-mass energy GeV are measured. The data are collected with the…
Determination of electroweak parameters in polarised deep-inelastic scattering at HERA
H1 Collaboration, H. Spiesberger
The parameters of the electroweak theory are determined in a combined electroweak and QCD analysis using all deep-inelastic and neutral current and charged current sc…
Determination of the strong coupling constant in next-to-next-to-leading order QCD using H1 jet cross section measurements
H1 collaboration, V. Andreev, A. Baghdasaryan +145
The strong coupling constant is determined from inclusive jet and dijet cross sections in neutral-current deep-inelastic scattering (DIS) measured at HERA by the H1…
Measurement of the Inclusive e{\pm}p Scattering Cross Section at High Inelasticity y and of the Structure Function FL
H1 Collaboration
A measurement is presented of the inclusive neutral current e\pm p scattering cross section using data collected by the H1 experiment at HERA during the years 2003 to 2007 with pro…
Search for Squarks in R-parity Violating Supersymmetry in ep Collisions at HERA
H1 Collaboration
A search for squarks in R-parity violating supersymmetry is performed in e^+- p collisions at HERA using the H1 detector. The full data sample taken at a centre-of-mass energy sqrt…
Measurement of Charm and Beauty Jets in Deep Inelastic Scattering at HERA
H1 Collaboration
Measurements of cross sections for events with charm and beauty jets in deep inelastic scattering at HERA are presented. Events with jets of transverse energy E_T^jet > 6 GeV and p…
Diffractive Dijet Photoproduction in ep Collisions at HERA
H1 Collaboration
Measurements are presented of single and double-differential dijet cross sections in diffractive photoproduction based on a data sample with an integrated luminosity of 47 pb^-1. T…
Inelastic Production of J/psi Mesons in Photoproduction and Deep Inelastic Scattering at HERA
H1 Collaboration
A measurement is presented of inelastic photo- and electroproduction of J/psi mesons in ep scattering at HERA. The data were recorded with the H1 detector in the period from 2004 t…
Measurement of Leading Neutron Production in Deep-Inelastic Scattering at HERA
H1 Collaboration
The production of leading neutrons, where the neutron carries a large fraction x_L of the incoming proton's longitudinal momentum, is studied in deep-inelastic positron-proton scat…
Measurement of the D* Meson Production Cross Section and F_2^{ccbar}, at High Q^2, in ep Scattering at HERA
The H1 Collaboration
The inclusive production of D*(2010) mesons in deep-inelastic ep scattering is measured in the kinematic region of photon virtuality 100 < Q^2 < 1000 GeV^2 and inelasticity 0.02 <…
Jet Production in ep Collisions at Low Q^2 and Determination of alpha_s
The H1 Collaboration
The production of jets is studied in deep-inelastic e+p scattering at low negative four momentum transfer squared 5<Q^2<100 GeV^2 and at inelasticity 0.2<y<0.7 using data recorded…
Events with an Isolated Lepton and Missing Transverse Momentum and Measurement of W Production at HERA
The H1, ZEUS Collaborations
A search for events containing an isolated electron or muon and missing transverse momentum produced in ep collisions is performed with the H1 and ZEUS detectors at HERA. The data…
Diffractive Electroproduction of rho and phi Mesons at HERA
The H1 Collaboration
Diffractive electroproduction of rho and phi mesons is measured at HERA with the H1 detector in the elastic and proton dissociative channels. The data correspond to an integrated l…
Prompt Photons in Photoproduction at HERA
The H1 Collaboration
The production of prompt photons is measured in the photoproduction regime of electron-proton scattering at HERA. The analysis is based on a data sample corresponding to a total in…
Measurement of the Charm and Beauty Structure Functions using the H1 Vertex Detector at HERA
The H1 Collaboration
Inclusive charm and beauty cross sections are measured in e-p and e+p neutral current collisions at HERA in the kinematic region of photon virtuality 5<Q^2<2000 GeV^2 and Bjorken s…
Search for Single Top Quark Production at HERA
H1 Collaboration
A search for single top quark production is performed in the full ep data sample collected by the H1 experiment at HERA, corresponding to an integrated luminosity of 474 pb^-1. Dec…
Jet Production in ep Collisions at High Q^2 and Determination of alpha_s
H1 Collaboration
The production of jets is studied in deep-inelastic ep scattering at large negative four momentum transfer squared 150<Q^2<15000 GeV^2 using HERA data taken in 1999-2007, correspon…