activity
19982024
most citedDecay-mode independent searches for new scalar bosons with the OPAL detector at LEP

164 citations · 408 across the 13 of their papers we have counts for

collaborators

14 papers

hep-ex2024★ 2 cited

Measurement of the branching fraction of the decay at Belle II

Belle II Collaboration, I. Adachi, L. Aggarwal +389

We measure the branching fraction of the decay using data collected with the Belle II detector. The data contain 387 million pairs produced i…

hep-ex2016★ 16 cited

Measurement of the relative width difference of the - system with the ATLAS detector

ATLAS Collaboration

This paper presents the measurement of the relative width difference of the - system using the data collected by the ATLAS experiment at the LHC in $p p…

hep-ex2016★ 35 cited

Identification of high transverse momentum top quarks in collisions at = 8 TeV with the ATLAS detector

ATLAS Collaboration

This paper presents studies of the performance of several jet-substructure techniques, which are used to identify hadronically decaying top quarks with high transverse momentum con…

hep-ex2011★ 56 cited

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…

hep-ex2009★ 4 cited

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…

hep-ex2006★ 6 cited

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…

hep-ex2002★ 11 cited

Measurement of the Cross-Section for the Process GammaGamma -> Ppbar at sqrt(s)_ee=183-189 GeV at LEP

The OPAL collaboration, G. Abbiendi

The exclusive production of proton-antiproton pairs in the collisions of two quasi-real photons had been studied using data taken at sqrt(s)_ee=183 GeV and 189 GeV with the OPAL de…

hep-ex2002★ 164 cited

Decay-mode independent searches for new scalar bosons with the OPAL detector at LEP

The OPAL collaboration, G. Abbiendi

This paper describes topological searches for neutral scalar bosons S0 produced in association with a Z0 boson via the Bjorken process e+e- -> S0Z0 at centre-of-mass energies of 91…

hep-ex2000★ 17 cited

Production rate of bb(bar) quark pairs from gluons and bb(bar)bb(bar) events in hadronic Z Decays

The OPAL collaboration, G. Abbiendi

The rates are measured per hadronic Z decay for gluon splitting to bb(bar) quark pairs, g_bb, and of events containing two bb(bar) quark pairs, g_4b, using a sample of four-jet eve…

hep-ex1998★ 8 cited

Bose-Einstein Correlations in e+e- to W+W- at 172 and 183 GeV

The OPAL Collaboration, G. Abbiendi et al

Bose-Einstein correlations between like-charge pions are studied in hadronic final states produced by e+e- annihilations at center-of-mass energies of 172 and 183 GeV. Three event…

hep-ex1998★ 30 cited

A Study of Parton Fragmentation in Hadronic Z0 Decays Using Lambda-Lambdabar Correlations

The OPAL Collaboration, G. Abbiendi et al

The correlated production of Lambda and Lambdabar baryons has been studied using 4.3 million multihadronic Zo decays recorded with the OPAL detector at LEP. Di-lambda pairs were in…

hep-ex1998

Search for Scalar Top and Scalar Bottom Quarks at sqrt(s) = 183 GeV at LEP

The OPAL Collaboration, K. Ackerstaff et al

Searches for a scalar top quark and a scalar bottom quark have been performed using a total data sample of 56.8 pb-1 at a centre-of-mass energy of 183 GeV collected with the OPAL d…

hep-ex1998★ 47 cited

Measurements of Flavour Dependent Fragmentation Functions in Z^0 -> qq(bar) Events

The OPAL Collaboration, K. Ackerstaff et al

Fragmentation functions for charged particles in Z -> qq(bar) events have been measured for bottom (b), charm (c) and light (uds) quarks as well as for all flavours together. The r…

hep-ex1998★ 12 cited

A Search for Neutral Higgs Bosons in the MSSM and Models with Two Scalar Field Doublets

The OPAL Collaboration, K. Ackerstaff et al

A search is described for the neutral Higgs bosons h^0 and A^0 predicted by models with two scalar field doublets and, in particular, the Minimal Supersymmetric Standard Model (MSS…