activity
19982001
most citedMeasurement and Interpretation of Fermion-Pair Production at LEP Energies of 183 and 189 GeV

58 citations · 323 across the 13 of their papers we have counts for

collaborators

13 papers

hep-ex2001★ 27 cited

Determination of |Vub|/|Vcb| with DELPHI at LEP

The DELPHI Collaboration, P. Abreu

The ratio of the CKM quark-mixing matrix elements |Vub|/|Vcb| has been measured using B hadron semileptonic decays. The analysis uses the reconstructed mass M_X of the secondary ha…

hep-ex2001★ 3 cited

Rapidity-Rank Structure of p pbar Pairs in Hadronic Z0 Decays

The DELPHI Collaboration, P. Abreu

The rapidity-rank structure of p pbar pairs is used to analyze the mechanism of baryon production in hadronic Z0 decay. The relative occurrence of the rapidity-ordered configuratio…

hep-ex2001★ 37 cited

Measurement of V_{cb} from the decay process \bar{B^0} -> D^{*+} \ell^- \barν

The DELPHI Collaboration, P. Abreu

A new precise measurement of |V_{cb}| and of the branching ratio BR(\bar{B^0} -> D^{*+} \ell^- \bar{ν_\ell}) has been performed using a sample of about 5000 semileptonic decays \ba…

hep-ex2001★ 9 cited

Search for charginos in e+e- interactions at sqrt(s) = 189 GeV

The DELPHI Collaboration, P. Abreu

An update of the searches for charginos and gravitinos is presented, based on a data sample corresponding to the 158 pb^{-1} recorded by the DELPHI detector in 1998, at a centre-of…

hep-ex2001★ 25 cited

Search for Heavy Stable and Long-Lived Particles in e+e- Collisions at sqrt(s)=189 GeV

The DELPHI Collaboration, P. Abreu

A search for stable and long-lived heavy charged particles was performed using the data taken by the DELPHI experiment at an energy of 189 GeV. The Cherenkov light detected in the…

hep-ex2001★ 58 cited

Measurement and Interpretation of Fermion-Pair Production at LEP Energies of 183 and 189 GeV

The DELPHI Collaboration, P. Abreu

An analysis of the data collected in 1997 and 1998 with the DELPHI detector at e+e- collision energies close to 183 and 189 GeV was performed in order to extract the hadronic and l…

hep-ex2001★ 26 cited

Hadronization properties of b quarks compared to light quarks in e+e- -> q qbar from 183 to 200 GeV

The DELPHI Collaboration, P. Abreu

The DELPHI detector at LEP has collected 54 pb^{-1} of data at a centre-of-mass energy around 183 GeV during 1997, 158 pb^{-1} around 189 GeV during 1998, and 187 pb^{-1} between 1…

hep-ex2001★ 13 cited

Inclusive Sigma- and Lambda(1520) production in hadronic Z decays

The DELPHI Collaboration, P. Abreu

Production of Sigma- and Lambda(1520) in hadronic Z decays has been measured using the DELPHI detector at LEP. The Sigma- is directly reconstructed as a charged track in the DELPHI…

hep-ex2001★ 16 cited

Determination of the e+e- -> gamma gamma (gamma) cross-section at centre-of-mass energies ranging from 189 GeV to 202 GeV

The DELPHI Collaboration, P. Abreu

A test of the QED process e+e- -> gamma gamma (gamma) is reported. The data analysed were collected with the DELPHI detector in 1998 and 1999 at the highest energies achieved at LE…

hep-ex2001★ 9 cited

Search for the sgoldstino at sqrt(s) from 189 to 202 GeV

The DELPHI Collaboration, P. Abreu

A search for the supersymmetric partner of the goldstino, the sgoldstino S, at LEP2 is presented. The production Sgamma followed by S decay into two gluons or into two photons was…

hep-ph1999★ 12 cited

Multiplicity Fluctuations in One- and Two-Dimensional Angular Intervals Compared with Analytic QCD Calculations

B. Buschbeck, F. Mandl

Multiplicity fluctuations in rings around the jet axis and in off-axis cones have been measured by the DELPHI collaboration in annihilations into hadrons at LEP energies.…

hep-ex1999★ 56 cited

The Scale Dependence of the Hadron Multiplicity in Quark and Gluon Jets and a Precise Determination of

DELPHI Collaboration, P. Abreu et al

Data collected at the Z resonance using the DELPHI detector at LEP are used to determine the charged hadron multiplicity in gluon and quark jets as a function of a transverse momen…

hep-ex1998★ 32 cited

A Search for Heavy Stable and Long-Lived Squarks and Sleptons in e^+ e^- Collisions at Energies from 130 to 183 GeV

DELPHI Collaboration, P. Abreu et al

A search for stable and long-lived heavy charged particles used the data taken by the DELPHI experiment at energies from 130 to 183 GeV. The Cherenkov light detected in the Ring Im…