Opal Collaboration

Publication List Details

Period

1982 - 2009

Number

425

Co-Authors

Precision Electroweak Measurements and Constraints on the Standard Model (2009)

Collaboration, ALEPH, Collaboration, CDF, Collaboration, DELPHI, Collaboration, OPAL, ...

This note presents constraints on Standard Model parameters using published and preliminary precision electroweak results measured at the electron-positron colliders LEP and SLC. The results are...

Precision Electroweak Measurements and Constraints on the Standard Model (2008)

Collaboration, ALEPH, Collaboration, CDF, Collaboration, DELPHI, Collaboration, OPAL, ...

This note presents constraints on Standard Model parameters using published and preliminary precision electroweak results measured at the electron-positron colliders LEP and SLC. The results are...

Precision Electroweak Measurements and Constraints on the Standard Model (2007)

Collaboration, DELPHI, Collaboration, OPAL

This note presents constraints on Standard Model parameters using published and preliminary precision electroweak results measured at the electron-positron colliders LEP and SLC. The results are...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model (2006)

Collaboration, DELPHI, Collaboration, OPAL

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations ALEPH, DELPHI, L3 and OPAL based on electron-positron collision data taken at...

Tau lepton physics at LEP (2006)

Zhang, Z., ALEPH, The, Collaboration, OPAL

The talk covers three contributions on (i) the final measurement of branching ratios and spectral functions of t decays using the full LEP-I data from ALEPH, (ii) a preliminary measurement of the t...

Search for Neutral MSSM Higgs Bosons at LEP (2006)

ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have searched for the neutral Higgs bosons which are predicted by the Minimal Supersymmetric Standard Model (MSSM). The data of the four...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model (2005)

Collaboration, DELPHI, Collaboration, OPAL

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations ALEPH, DELPHI, L3 and OPAL based on electron-positron collision data taken at...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model (2004)

Collaboration, DELPHI, Collaboration, OPAL, Electroweak, The SLD, ...

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2004 summer conferences. [...]...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model (2003)

Collaboration, DELPHI, Collaboration, OPAL, Electroweak, The SLD, ...

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2003 summer conferences....

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model (2002)

Collaboration, DELPHI, Collaboration, OPAL

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2002 summer conferences....

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model (2001)

Collaboration, DELPHI, Collaboration, OPAL, Flavour, The SLD Heavy, ...

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2001 summer conferences....

Search for the Standard Model Higgs Boson at LEP (2001)

Collaboration, ALEPH, Collaboration, DELPHI, Collaboration, OPAL

The four LEP collaborations, ALEPH, DELPHI, L3 and OPAL, have collected 2465 pb-1 of e+e- collision data at energies between 189 and 209 GeV, of which 542 pb-1 were collected above 206 GeV. Searches...

Searches for the Neutral Higgs Bosons of the MSSM: Preliminary Combined Results Using LEP Data Collected at Energies up to 209 GeV (2001)

Collaboration, ALEPH, Collaboration, DELPHI, Collaboration, OPAL

In the year 2000 the four LEP experiments collected data at centre-of-mass energies between 200 and 209 GeV, integrating approximately 870 pb-1 of luminosity, with about 510 pb-1 above 206 GeV. The...

Search for Charged Higgs bosons: Preliminary Combined Results Using LEP data Collected at Energies up to 209 GeV (2001)

Collaboration, ALEPH, Collaboration, DELPHI, Collaboration, OPAL

In the year 2000 the four LEP experiments have collected 870 pb-1 of data at energies between 200 and 209 GeV, with about 510 pb-1 above 206 GeV. These data have been combined with data sets...

Searches for Invisible Higgs bosons: Preliminary combined results using LEP data collected at energies up to 209 GeV (2001)

Collaboration, ALEPH, Collaboration, DELPHI, Collaboration, OPAL

In the year 2000 the four LEP experiments have collected data at energies between 200 and 209 GeV, for approximately 868 pb-1 integrated luminosity. The LEP working group for Higgs boson searches has...

Flavour Independent Search for Hadronically Decaying Neutral Higgs Bosons at LEP (2001)

Collaboration, ALEPH, Collaboration, DELPHI, Collaboration, OPAL

Hadronic decays of Higgs bosons, not necessarily into b-quarks, have been searched for using data collected at LEP-2. Such searches are complementary to the usual Standard Model Higgs searches and...

Searches for Higgs Bosons Decaying into Photons: Preliminary Combined Results Using LEP Data Collected at Energies up to 209 GeV (2001)

Collaboration, ALEPH, Collaboration, DELPHI, Collaboration, OPAL

This note describes preliminary LEP-combined results of searches for Higgs bosons decaying into photons. The analyses use data collected at sqrt(s)~88-209 GeV. Using the combined data for H -> gamma...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model (2001)

Collaboration, Delphi, Collaboration, Opal

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2000 summer conferences....

Combination procedure for the precise determination of Z boson parameters from results of the LEP experiments (2001)

Collaboration, ALEPH, Collaboration, DELPHI, Collaboration, OPAL

The precise determination of the Z boson parameters from the measurements at the Z resonance by the four collaborations ALEPH, DELPHI, L3 and OPAL in e+e- collisions at the large electron positron...

Search for the Standard Model Higgs boson in e+e- collisions at √s ≈ 192-209 GeV (2001)

Opal Collaboration, G. Abbiendi, C. Ainsley, P.F. Åkesson, G. Alex, Er V, ...

A search for the Standard Model Higgs boson has been performed with the OPAL detector at LEP based on the full data sample collected at # s 192--209 GeV in 1999 and 2000, corresponding to an...

Comparison of Deep Inelastic Electron-Photon Scattering Data with the Herwig and Phojet Monte Carlo Models (2000)

Collaboration, ALEPH, Collaboration, OPAL

Deep inelastic electron-photon scattering is studied in the Q**2 range from 1.2 to 30 GeV**2 using the LEP1 data taken with the ALEPH, L3 and OPAL detectors at centre-of-mass energies close to the...

First Measurement of Z/gamma* Production in Compton Scattering of Quasi-real Photons (1998)

Collaboration, OPAL, Al, G. Abbiendi Et

We report the first observation of Z/gamma* production in Compton scattering of quasi-real photons. This is a subprocess of the reaction e+e- to e+e-Z/gamma*, where one of the final state electrons...

Di-Jet Production in Photon-Photon Collisions at e+e- center-of-mass energies = 161 and 172 GeV (1998)

Collaboration, OPAL, Al, G. Abbiendi Et

Di-jet production is studied in collisions of quasi-real photons radiated by the LEP beams at e+e- centre-of-mass energies 161 and 172 GeV. The jets are reconstructed using a cone jet finding...

Comparison of Deep Inelastic Electron-Photon Scattering Data with the Herwig and Phojet Monte Carlo Models

ALEPH Collaboration, OPAL Collaboration, Achard, P., Et Al.

Deep inelastic electron-photon scattering is studied in the Q**2 range from 1.2 to 30 GeV**2 using the LEP1 data taken with the ALEPH, L3 and OPAL detectors at centre-of-mass energies close to the...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model

Aleph Collaboration, Delphi Collaboration, Opal Collaboration, ...

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2000 summer conferences....

Combined results on b-hadron production rates, lifetimes, oscillations and semileptonic decays

ALEPH Collaboration, CDF Collaboration, DELPHI Collaboration, OPAL Collaboration, SLD Collaboration, ...

Combined results on b-hadron lifetimes, b-hadron production rates, B^0_d - \bar{B^0_d} and B^0_s -\bar{B^0_s} oscillations, the decay width difference between the mass eigenstates of the B^0_s...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model

ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration, ...

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2001 summer conferences....

Combination procedure for the precise determination of Z boson parameters from results of the LEP experiments

ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration, Duckeck, G., ...

The precise determination of the Z boson parameters from the measurements at the Z resonance by the four collaborations ALEPH, DELPHI, L3 and OPAL in e+e- collisions at the large electron positron...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model

The LEP Collaborations, ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration, ...

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2003 summer conferences....

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model

The LEP Collaborations, ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration, ...

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations and the SLD collaboration which were prepared for the 2004 summer conferences. [...]...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model

The LEP Collaborations, ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations ALEPH, DELPHI, L3 and OPAL based on electron-positron collision data taken at...

Precision Electroweak Measurements and Constraints on the Standard Model

The LEP Collaborations, ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration

This note presents constraints on Standard Model parameters using published and preliminary precision electroweak results measured at the electron-positron colliders LEP and SLC. The results are...

A Combination of Preliminary Electroweak Measurements and Constraints on the Standard Model

The LEP Collaborations, ALEPH Collaboration, DELPHI Collaboration, OPAL Collaboration

This note presents a combination of published and preliminary electroweak results from the four LEP collaborations ALEPH, DELPHI, L3 and OPAL based on electron-positron collision data taken at...

Precision Electroweak Measurements and Constraints on the Standard Model

ALEPH Collaboration, CDF Collaboration, DELPHI Collaboration, OPAL Collaboration, ...

This note presents constraints on Standard Model parameters using published and preliminary precision electroweak results measured at the electron-positron colliders LEP and SLC. The results are...