408 citations · 2.3k across the 59 of their papers we have counts for
29 papers · 1 filter
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…
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…
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 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…
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…
Searches for Gauge-Mediated Supersymmetry Breaking Topologies in e+e- collisions at LEP2
The OPAL Collaboration, G. Abbiendi
Searches were performed for topologies predicted by gauge-mediated Supersymmetry breaking models (GMSB). All possible lifetimes of the next-to-lightest SUSY particle (NLSP), either…
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…
Measurement of the Strange Spectral Function in Hadronic tau Decays
The OPAL collaboration, G. Abbiendi
Tau lepton decays with open strangeness in the final state are measured with the OPAL detector at LEP to determine the strange hadronic spectral function of the tau lepton. The dec…
Search for Anomalous Production of Di-lepton Events with Missing Transverse Momentum in e+e- Collisions at sqrt(s) = 183-209 GeV
The OPAL collaboration, G. Abbiendi
In total 1317 di-lepton events with significant missing transverse momentum were identified in a total data sample of 680 pb-1 collected at e+e- centre-of-mass energies ranging fro…
Measurement of charged current triple gauge boson couplings using W pairs at LEP
The OPAL collaboration, G. Abbiendi
Triple gauge boson couplings are measured from W-pair and single photon events recorded by the OPAL detector at LEP at center-of-mass energies between 183 - 209 GeV with a total in…
Tests of model of color reconnection and a search for glueballs using gluon jets with a rapidity gap
The OPAL collaboration, G. Abbiendi
Gluon jets with a mean energy of 22 GeV and purity of 95% are selected from hadronic Z0 decay events produced in e+e- annihilations. A subsample of these jets is identified which e…
Measurement of Isolated Prompt Photon Production in Photon-Photon Collisions at sqrt(s)_ee=183-209 GeV
The OPAL collaboration, G. Abbiendi
For the first time at LEP the production of prompt photons is studied in the collisions of quasi-real photons using the OPAL data taken at e+e- centre-of-mass energies between 183…
Search for pair-produced leptoquarks in e+e- interactions at sqrt(s) = 189 - 209 GeV
The OPAL collaboration, G. Abbiendi
A search for pair-produced leptoquarks is performed using e+e- collision events collected by the OPAL detector at LEP at centre-of-mass energies between 189 and 209 GeV. The data s…
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…
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…
TESLA Technical Design Report, Part VI, Chapter 1: The Photon Collider at TESLA
B. Badelek, C. Blochinger, J. Blumlein +96
TESLA Technical Design Report, Part VI, Chapter 1: The Photon Collider at TESLA
Search for Neutral Higgs Bosons in e+e- Collisions at sqrt(s) ~189GeV
The OPAL collaboration, G. Abbiendo
A search for neutral Higgs bosons has been performed with the OPAL detector at LEP, using approximately 170 pb-1 of e+e- collision data collected at sqrt(s)~189GeV. Searches have b…
Search for Higgs Bosons and Other Massive States decaying into two Photons in e+e- Collisions at 189 GeV
The OPAL collaboration, G. Abbiendi et al
A search is described for the generic process e+e- to X Y, where X is a neutral heavy scalar boson decaying into a pair of photons, and Y is a neutral heavy boson (scalar or vector…
Search for Scalar Top and Scalar Bottom Quarks at sqrt(s) = 189 GeV at LEP
The OPAL Collaboration, G. Abbiendi et al
Searches for a scalar top quark and a scalar bottom quark have been performed using a data sample of 182 pb-1 at a centre-of-mass energy of 189 GeV collected with the OPAL detector…
Precision Studies at a Future Linear Collider
D. J. Miller
A future linear collider will complement the programme of the Large Hadron Collider, especially for precision physics. The RADCOR community has an important part to play in refinin…
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…
Search for Higgs Bosons and New Particles Decaying into Two Photons at sqrt(s) = 183 GeV
The OPAL Collaboration, K. Ackerstaff et al
A search for the resonant production of high mass photon pairs associated with a leptonic or hadronic system has been performed using a data sample of 57.7 pb-1 collected at an ave…