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Related papers: Results on Lambda Production at HERMES

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The study of {\rho}0 meson helicity amplitude ratios at HERMES shows that the amplitude hierarchy expected from pQCD is confirmed. The contribution of Unnatural Parity Exchange in the production of {\rho}0 mesons is significant at HERMES…

High Energy Physics - Experiment · Physics 2012-06-15 Morgan Murray

Recent results from jet production in deep inelastic ep scattering at HERA are reviewed. The values of alpha_s(M_z) extracted from a QCD analysis of the data are presented.

High Energy Physics - Experiment · Physics 2017-08-23 C. Glasman

This presentation reports recent results from the hadronic final state in DIS at HERA. Forward jet and $\pi^0$ production have been measured by the H1 experiment. The forward jet production cross section shows significant deviation from the…

High Energy Physics - Experiment · Physics 2019-08-14 Stathes Paganis

We show that the recently measured asymmetry in helicity-angle spectra of the Lambda-hyperons produced in the reaction pp -> K^+Lambda p reaction and the energy dependence of the total pp -> K^+Lambda p cross section can be explained…

High Energy Physics - Phenomenology · Physics 2009-11-11 A. Sibirtsev , J. Haidenbauer , H. -W. Hammer , U. -G. Meißner

New results on elastic (exclusive) production of vector mesons are presented, mainly on J/\psi and phi mesons with emphasis on an interpretation of the data within pQCD.

High Energy Physics - Experiment · Physics 2007-05-23 Beate Naroska

Preliminary results of a selected few recent experiments at JLab are presented.

Nuclear Experiment · Physics 2008-11-26 Kees de Jager

An overview of experimental results on searches for new phenomena at HERA is presented. The complementarity with searches performed at other experiments is discussed and the prospects for a discovery, using the full HERA data to be…

High Energy Physics - Experiment · Physics 2017-08-23 E. Perez

Developments in strangeness photo- and electro- production off the proton, as investigated using the CLAS system in Hall B at Jefferson Lab, are discussed in this paper. By measuring sufficient spin observables one can decompose the…

Nuclear Experiment · Physics 2011-02-01 Reinhard Schumacher

An overview is given of the results on charmonium production obtained by the ATLAS collaboration at the LHC. Recent preliminary measurements covering prompt and non-prompt production of $J/\psi$ and $\psi(2S)$ states in the range of high…

High Energy Physics - Experiment · Physics 2021-10-15 Vato Kartvelishvili

Inelastic and elastic (exclusive) cross section measurements of vector meson production at HERA are discussed.

High Energy Physics - Experiment · Physics 2009-01-16 Hannes Jung

We discuss the inclusive jet production at HERA in the next-to-leading logarithm approximation. Theoretical uncertainties are considered in some details. We show the importance of the jet rapidity distribution to constrain the parton…

High Energy Physics - Phenomenology · Physics 2019-08-17 P. Aurenche , M. Fontannaz , J. -Ph. Guillet

We review the present theoretical and experimental status of heavy quark production in high-energy collisions. In particular, we cover hadro- and photoproduction at fixed target experiments, at HERA and at the hadron colliders, as well as…

High Energy Physics - Phenomenology · Physics 2016-11-03 S. Frixione , M. L. Mangano , P. Nason , G. Ridolfi

A summary of the electroweak results at HERA is presented.

High Energy Physics - Experiment · Physics 2019-08-14 Elisabetta Gallo

Measurements of open charm production at HERA are reviewed. The paper covers both photoproduction and Deep Inelastic Scattering measurements from the ZEUS and H1 collaborations.

High Energy Physics - Experiment · Physics 2009-10-30 G. P. Heath

The status of the LHCb experiment is presented. The experiment has been taking data since the LHC startup. The performances of the various sub-detectors are discussed and a preliminary measurement of the b cross-section is reported. The…

High Energy Physics - Experiment · Physics 2010-10-18 Giovanni Carboni

A semi-quantitative estimate of the prehadron production time based on recent preliminary HERMES data on hadron transverse momentum broadening in nuclear DIS is presented. The obtained production time can well explain the data except for…

Nuclear Theory · Physics 2008-08-06 Alberto Accardi

Results on LEP 2 e+e-->ffbar and gamma gamma (gamma) production are presented. These are compared with Standard Model predictions, and then used to set limits on various New Physics models, including Low Scale Gravity. Finally the status of…

High Energy Physics - Experiment · Physics 2007-05-23 Guy Wilkinson

Recent results on heavy flavor production at HERA are presented. New measurements of charm production are available in the region of $ Q^2 <$ 1000 GeV$^2$ for $D^*$ and in the photoproduction limit, $Q^2\to 0$, for $D_s$. The results are…

High Energy Physics - Experiment · Physics 2007-05-23 Andreas B. Meyer

The production mechanism of hyperons in the proton-proton collisions is explored using exclusive process with the data sample collected by HADES. The clear sign for three intermediate resonances is observed using simulated samples. It opens…

Nuclear Experiment · Physics 2025-09-08 Snehankit Pattnaik , Johan Messchendorp , James Ritman