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Jet measurements with ALICE: substructure, dead cone, charm jets
Robert Vertesi
A selection of recent jet measurements are presented from the ALICE experiment at the CERN LHC in proton-proton collisions at TeV, focusing on substructure results fo…
Production of and mesons in CuAu collisions at =200 GeV
C. Aidala, N. N. Ajitanand, Y. Akiba +401
Production of and mesons has been measured at midrapidity in CuAu collisions at =200 GeV. Measurements were performed in decay…
Cross section and longitudinal single-spin asymmetry for forward production in polarized collisions at GeV
A. Adare, C. Aidala, N. N. Ajitanand +426
We have measured the cross section and single spin asymmetries from forward production in longitudinally polarized collisions at $\sqrt{s}=51…
Latest results on production in heavy-ion collisions from the STAR experiment
Robert Vertesi
We report on the latest measurements of the production of mesons in heavy-ion collisions from the STAR experiment at RHIC. New measurements of the nuclear modification factors…
Bottomonium production in heavy-ion collisions at STAR
Robert Vertesi
Bottomonium measurements provide unique insight into hot and cold nuclear matter effects present in the medium that is formed in high-energy heavy-ion collisions. Recent STAR resul…
Measurements of Dielectron Production in AuAu Collisions at = 200 GeV from the STAR Experiment
STAR Collaboration, L. Adamczyk, J. K. Adkins +325
We report on measurements of dielectron () production in AuAu collisions at a center-of-mass energy of 200 GeV per nucleon-nucleon pair using the STAR detector at RHIC.…
Observation of Transverse Spin-Dependent Azimuthal Correlations of Charged Pion Pairs in at GeV
STAR Collaboration, L. Adamczyk, J. K. Adkins +325
We report the observation of transverse polarization-dependent azimuthal correlations in charged pion pair production with the STAR experiment in collisions at RHIC.…
The meson decay measured with the STAR experiment in Au+Au collisions at = 200 GeV
STAR Collaboration, L. Adamczyk, J. K. Adkins +328
We report the measurement of the leptonic () decay channel of the (1020) meson in Au+Au collisions at = 200 GeV by the STAR experiment. The transv…
Energy dependence of acceptance-corrected dielectron excess mass spectrum at mid-rapidity in Au+Au collisions at and 200 GeV
STAR Collaboration, L. Adamczyk, J. K. Adkins +331
The acceptance-corrected dielectron excess mass spectra, where the known hadronic sources have been subtracted from the inclusive dielectron mass spectra, are reported for the firs…
Precision Measurement of the Longitudinal Double-spin Asymmetry for Inclusive Jet Production in Polarized Proton Collisions at GeV
STAR Collaboration, L. Adamczyk, J. K. Adkins +355
We report a new high-precision measurement of the mid-rapidity inclusive jet longitudinal double-spin asymmetry, , in polarized collisions at center-of-mass energy $\s…
In-medium reduction of the η' mass in \sqrt{s_NN} = 200 GeV Au+Au collisions
Robert Vertesi, Tamas Csorgo, Janos Sziklai
A reduction of the mass of the η'(958) meson may indicate the restoration of the UA(1) symmetry in a hot and dense hadronic matter, corresponding to the return of the 9th, "prodiga…
Determination of αS using OPAL hadronic event shapes at sqrt(s) = 91 - 209 GeV and resummed NNLO calculations
The OPAL Collaboration
Hadronic event shape distributions from e+e- annihilation measured by the OPAL experiment at centre-of-mass energies between 91 GeV and 209 GeV are used to determine the strong cou…
Cross Section and Parity Violating Spin Asymmetries of W^+/- Boson Production in Polarized p+p Collisions at sqrt(s)=500 GeV
A. Adare, S. Afanasiev, C. Aidala +371
Large parity violating longitudinal single spin asymmetries A^{e^-}_L= -0.86^{+0.14}_{-0.30} and A^{e^+}_L= 0.88^{+0.12}_{-0.71} are observed for inclusive high transverse momentum…
Sigma-antihyperon correlations in Z0 decay and investigation of the baryon production mechanism
The OPAL Collaboration
Data collected around sqrt{s}=91 GeV by the OPAL experiment at the LEP e+e- collider are used to study the mechanism of baryon formation. As the signature, the fraction of Sigma-hy…
Measurement of the e+e- -> W+W- cross section and W decay branching fractions at LEP
The OPAL collaboration
From a total data sample of 701.1 pb^-1 recorded with e+e- centre-of-mass energies of sqrt = 161-209 GeV with the OPAL detector at LEP, 11693 W-pair candidate events are selected.…
Bose-Einstein study of position-momentum correlations of charged pions in hadronic Z0 decays
The OPAL collaboration
A study of Bose-Einstein correlations in pairs of identically charged pions produced in e+e- annihilations at the Z0 peak has been performed for the first time assuming a non-stati…
Inclusive Jet Production in Photon-Photon Collisions at sqrt(s_ee) from 189 to 209 GeV
The OPAL collaboration
Inclusive jet production (e+e- -> e+e- +jet+X) is studied in collisions of quasi-real photons radiated by the LEP beams at e+e- centre-of-mass energies sqrt see from 189 to 209 GeV…
Inclusive Production of Charged Hadrons in Photon-Photon Collisions
The OPAL collaboration
The inclusive production of charged hadrons in the collisions of quasi-real photons e+e- -> e+e- +X has been measured using the OPAL detector at LEP. The data were taken at e+e- ce…
J/psi Production vs Transverse Momentum and Rapidity in p+p Collisions at sqrt(s) = 200 GeV
PHENIX Collaboration, A. Adare
J/Psi production in p+p collisions at sqrt(s) = 200 GeV has been Measured in the PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) over a rapidity range of -2.2 < y <…
Search for Invisibly Decaying Higgs Bosons with Large Decay Width Using the OPAL Detector at LEP
The OPAL collaboration
This paper describes a topological search for an invisibly decaying Higgs boson,H, produced via the Bjorken process (e+e- -> HZ). The analysis is based on data recorded using the O…
Measurement of high-p_T Single Electrons from Heavy-Flavor Decays in p+p Collisions at sqrt(s) = 200 GeV
PHENIX Collaboration, A. Adare
The momentum distribution of electrons from decays of heavy flavor (charm and beauty) for midrapidity |y| < 0.35 in p+p collisions at sqrt(s) = 200 GeV has been measured by the PHE…
QCD coherence and correlations of particles with restricted momenta in hadronic Z decays
The OPAL collaboration, G. Abbiendi
QCD coherence effects are studied based on measurements of correlations of particles with either restricted transverse momenta, pT<pTcut, where pT is defined with respect to the th…
Measurement of event shape distributions and moments in e+e- -> hadrons at 91-209 GeV and a determination of alpha_s
The OPAL Collaboration, G. Abbiendi
We have studied hadronic events from e+e- annihilation data at centre-of-mass energies from 91 to 209 GeV. We present distributions of event shape observables and their moments at…
Flavour Independent hA Search and Two Higgs Doublet Model Interpretation of Neutral Higgs Boson Searches at LEP
The OPAL collaboration, G. Abbiendi
Upper limits on the cross-section of the pair-production process e+e- -> h0A0 assuming 100% decays into hadrons, are derived from a new search for the h0A0 -> hadrons topology, ind…