W. Zhao

Publication List Details

Period

1990 - 2008

Number

408

Co-Authors

Improved measurement of the Triple-Gauge-Boson Couplings $\gamma WW$ and ZWW in $e^+ e^-$ collisions (2008)

Schael, S., Barate, R., Brunelière, R., De Bonis, I., Décamp, D., Goy, C., ...

Triple gauge-boson couplings WWgamma and WWZ involving single-photon, single-W and W-pair production are determined using data samples collected at LEP with the ALEPH detector at centre-of-mass...

Search for pentaquark states in Z decays (2008)

Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...

Exotic hadrons made of five quarks (pentaquarks) are searched for in hadronic Z decays collected by the ALEPH detector at LEP. No significant signal is observed. At 95% C.L., upper limits are set on...

Two-dimensional analysis of Bose-Einstein correlations in hadronic Z decays at LEP (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

Bose-Einstein correlations are studied in pairs of charged pions from hadronic Z decays, collected by the ALEPH detector.The correlation function, measured using either the unlike-sign or the mixed...

Studies of QCD at $e^{+}e^{-}$ centre-of-mass energies between 91 and 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The hadronic final states observed with the ALEPH detector at LEP in e+e- annihilation are analysed using 730 pb-1 of data collected between 91 and 209 GeV in the framework of QCD. In particular...

Measurement of W-pair production in $e^{+}e^{-}$ collisions at centre-of-mass energies from 183 to 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The W+W- production cross section is measured from a data sample corresponding to a total integrated luminosity of 683 pb-1, collected by the Aleph experiment at LEP at centre-of-mass energies from...

Single- and multi-photon production in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

Events containing only energetic photons are analysed in a sample of 628 pb -1 of data recorded from e+e- collisions at centre-of-mass energies between 189 and 209 GeV by the ALEPH detector at LEP....

A measurement of the gluon splitting rate into $c\overline{c}$ pairs in hadronic Z decays (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The rate of gluons splitting into $c \bar{c}$ pairs in hadronic $Z$ decays is measured using the data sample collected by ALEPH from 1991 to 1995. The selection is based on the identification of...

Measurements of the Strong Coupling Constant and the QCD Colour Factors using Four-jet Observables from Hadronic Z Decays (2008)

Heister, A., Schael, S., Barate, R., De Bonis, I., Decamp, D., Goy, C., ...

Data from e+e- annihilation into hadrons, taken with the ALEPH detector at the Z resonance, are analyzed. The four-jet rate is studied as a function of the resolution parameter and compared to...

Measurement of the hadronic photon structure function at LEP 1 for $\langle Q^{2} \rangle$ values between 9.9 and 284 GeV$^{2}$ (2008)

Barate, R., Decamp, D., Ghez, P., Goy, C., Lees, J P., Merle, E., ...

Inclusive gamma^*gamma interactions to hadronic final states where one scattered electron or positron is detected in the electromagnetic calorimeters have been studied in the LEP 1 data taken by...

Improved measurement of the Triple-Gauge-Boson Couplings $\gamma WW$ and ZWW in $e^+ e^-$ collisions (2008)

Schael, S., Barate, R., Brunelière, R., De Bonis, I., Décamp, D., Goy, C., ...

Triple gauge-boson couplings WWgamma and WWZ involving single-photon, single-W and W-pair production are determined using data samples collected at LEP with the ALEPH detector at centre-of-mass...

Measurement of the hadronic photon structure function at LEP 1 for $\langle Q^{2} \rangle$ values between 9.9 and 284 GeV$^{2}$ (2008)

Barate, R., Decamp, D., Ghez, P., Goy, C., Lees, J P., Merle, E., ...

Inclusive gamma^*gamma interactions to hadronic final states where one scattered electron or positron is detected in the electromagnetic calorimeters have been studied in the LEP 1 data taken by...

Measurement of W-pair production in $e^{+}e^{-}$ collisions at centre-of-mass energies from 183 to 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The W+W- production cross section is measured from a data sample corresponding to a total integrated luminosity of 683 pb-1, collected by the Aleph experiment at LEP at centre-of-mass energies from...

Studies of QCD at $e^{+}e^{-}$ centre-of-mass energies between 91 and 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The hadronic final states observed with the ALEPH detector at LEP in e+e- annihilation are analysed using 730 pb-1 of data collected between 91 and 209 GeV in the framework of QCD. In particular...

Two-dimensional analysis of Bose-Einstein correlations in hadronic Z decays at LEP (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

Bose-Einstein correlations are studied in pairs of charged pions from hadronic Z decays, collected by the ALEPH detector.The correlation function, measured using either the unlike-sign or the mixed...

Search for pentaquark states in Z decays (2008)

Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...

Exotic hadrons made of five quarks (pentaquarks) are searched for in hadronic Z decays collected by the ALEPH detector at LEP. No significant signal is observed. At 95% C.L., upper limits are set on...

Single- and multi-photon production in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

Events containing only energetic photons are analysed in a sample of 628 pb -1 of data recorded from e+e- collisions at centre-of-mass energies between 189 and 209 GeV by the ALEPH detector at LEP....

A measurement of the gluon splitting rate into $c\overline{c}$ pairs in hadronic Z decays (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The rate of gluons splitting into $c \bar{c}$ pairs in hadronic $Z$ decays is measured using the data sample collected by ALEPH from 1991 to 1995. The selection is based on the identification of...

Measurements of the Strong Coupling Constant and the QCD Colour Factors using Four-jet Observables from Hadronic Z Decays (2008)

Heister, A., Schael, S., Barate, R., De Bonis, I., Decamp, D., Goy, C., ...

Data from e+e- annihilation into hadrons, taken with the ALEPH detector at the Z resonance, are analyzed. The four-jet rate is studied as a function of the resolution parameter and compared to...

Improved measurement of the Triple-Gauge-Boson Couplings $\gamma WW$ and ZWW in $e^+ e^-$ collisions (2008)

Schael, S., Barate, R., Brunelière, R., De Bonis, I., Décamp, D., Goy, C., ...

Triple gauge-boson couplings WWgamma and WWZ involving single-photon, single-W and W-pair production are determined using data samples collected at LEP with the ALEPH detector at centre-of-mass...

Measurement of the hadronic photon structure function at LEP 1 for $\langle Q^{2} \rangle$ values between 9.9 and 284 GeV$^{2}$ (2008)

Barate, R., Decamp, D., Ghez, P., Goy, C., Lees, J P., Merle, E., ...

Inclusive gamma^*gamma interactions to hadronic final states where one scattered electron or positron is detected in the electromagnetic calorimeters have been studied in the LEP 1 data taken by...

Measurement of W-pair production in $e^{+}e^{-}$ collisions at centre-of-mass energies from 183 to 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The W+W- production cross section is measured from a data sample corresponding to a total integrated luminosity of 683 pb-1, collected by the Aleph experiment at LEP at centre-of-mass energies from...

Studies of QCD at $e^{+}e^{-}$ centre-of-mass energies between 91 and 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The hadronic final states observed with the ALEPH detector at LEP in e+e- annihilation are analysed using 730 pb-1 of data collected between 91 and 209 GeV in the framework of QCD. In particular...

Two-dimensional analysis of Bose-Einstein correlations in hadronic Z decays at LEP (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

Bose-Einstein correlations are studied in pairs of charged pions from hadronic Z decays, collected by the ALEPH detector.The correlation function, measured using either the unlike-sign or the mixed...

Search for pentaquark states in Z decays (2008)

Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...

Exotic hadrons made of five quarks (pentaquarks) are searched for in hadronic Z decays collected by the ALEPH detector at LEP. No significant signal is observed. At 95% C.L., upper limits are set on...

Single- and multi-photon production in $e^+ e^-$ collisions at $\sqrt{s}$ up to 209 GeV (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

Events containing only energetic photons are analysed in a sample of 628 pb -1 of data recorded from e+e- collisions at centre-of-mass energies between 189 and 209 GeV by the ALEPH detector at LEP....

A measurement of the gluon splitting rate into $c\overline{c}$ pairs in hadronic Z decays (2008)

Heister, A., Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., ...

The rate of gluons splitting into $c \bar{c}$ pairs in hadronic $Z$ decays is measured using the data sample collected by ALEPH from 1991 to 1995. The selection is based on the identification of...

Measurements of the Strong Coupling Constant and the QCD Colour Factors using Four-jet Observables from Hadronic Z Decays (2008)

Heister, A., Schael, S., Barate, R., De Bonis, I., Decamp, D., Goy, C., ...

Data from e+e- annihilation into hadrons, taken with the ALEPH detector at the Z resonance, are analyzed. The four-jet rate is studied as a function of the resolution parameter and compared to...

On the Road to Discovery of Relic Gravitational Waves: the TE and BB Correlations in the Cosmic Microwave Background (2008)

Zhao, W., Baskaran, D., Grishchuk, L. P.

The detection of primordial gravitational waves is one of the biggest challenges of the present time. The existing (WMAP) observations are helpful on the road to this goal, and the forthcoming...

Relic Gravitational Waves And CMB Polarization In The Accelerating Universe (2008)

Zhang, Y., Zhao, W., Xia, T. Y., Er, X. Z., Miao, H. X.

In this paper we briefly present our works on the relic gravitational waves (RGW) and the CMB polarization in the accelerating universe. The spectrum of RGW has been obtained, showing the influence...

Test of Colour Reconnection Models using Three-Jet Events in Hadronic Z Decays (2007)

Schael, S., Barate, R., Brunelière, R., De Bonis, I., Decamp, D., Goy, C., ...

Hadronic Z decays into three jets are used to test QCD models of colour reconnection (CR). A sensitive quantity is the rate of gluon jets with a gap in the particle rapidity distribution and zero jet...

Measurement of the Cross Section for open b-Quark Production in Two-Photon Interactions at LEP (2007)

Schael, S, Barate, R, Brunelière, R, De Bonis, I, Décamp, D, Goy, C, ...

Inclusive \beauty-quark production in two-photon collisions has been measured at LEP using an integrated luminosity of $698\mathrm{pb}^{-1}\,$ collected by the ALEPH detector with $\sqrt{s}$ between...

Search for neutral MSSM Higgs bosons at LEP (2006)

Achard, P., Adriani, O., Aguilar-Benítez, M., Alcaraz, J., Alemanni, G., Allaby, J., ...

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...

Search for neutral MSSM Higgs bosons at LEP (2006)

Schael, S., Barate, R., Bruneliere, R., De Bonis, I., Decamp, D., Goy, C., ...

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...

Modelling height-diameter relationships of Pinus radiata plantations in Canterbury, New Zealand (2006)

Zhao, W., Mason, E.G., Brown, J.A.

This paper describes the modelling of height-diameter relationships for Pinus radiata D. Don at stand and individual tree levels in Canterbury, New Zealand. Sixteen functional forms were evaluated...

Study of muon-pair production at centre-of-mass energies from 20 to 136 GeV with the Aleph detector (2005)

Decamp, D., Ghez, P., Goy, C., Lees, J.P., Lucotte, A., Minard, M.N., ...

The total cross section and the forward-backward asymmetry for the process $e^+ e^- \rightarrow \mu^+ \mu^- (n \gamma)$ are measured in the energy range 20-136 GeV by reconstructing the effective...

Measurement of triple gauge-boson couplings at 172 GeV (2005)

Barate, R., Jezequel, S., Buskulic, D., Decamp, D., Ghez, P., Goy, C., ...

The triple gauge-boson couplings, Awp, Aw and Abp, have been measured using 34 semileptonically and 54 hadronically decaying WW candidate events. The events were selected in the data recorded during...

Measurement of the tau lepton lifetime with the three-dimensional impact parameter method. (2005)

Barate, R., Buskulic, D., Decamp, D., Ghez, P., Goy, C., Lees, J P., ...

A new method is presented for the measurement of the mean $\tau$ lepton lifetime using events in which $\tau$'s are pair-produced and both $\tau$'s decay to hadrons and $\nu_\tau$. Based on the...

Search for the standard model Higgs boson in $e^+ e^-$ collisions at $\sqrt{s}$=161, 170 and 172 GeV (2005)

Barate, R., Buskulic, D., Decamp, D., Ghez, P., Goy, C., Lees, J P., ...

The reaction e+e- -> HZ is used to search for the Standard Model Higgs boson. The data sample consists of integrated luminosities of 10.9pb-1 1.1pb-1 and 9.5pb-1 collected by the ALEPH experiment at...

Search for sleptons in $e^+ e^-$ collisions at centre-of-mass energies of 161 GeV and 172 GeV. (2005)

Barate, R., Buskulic, D., Decamp, D., Ghez, P., Goy, C., Lees, J P., ...

The data recorded by the ALEPH experiment at LEP at centre-of-mass energies of 161 GeV and 172 GeV were analysed to search for sleptons, the supersymmetric partners of leptons. No evidence for the...

Searches for scalar top and scalar bottom quarks at LEP2 (2005)

Barate, R., Buskulic, D., Decamp, D., Ghez, P., Goy, C., Lees, J P., ...

Searches for scalar top and bottom quarks have been performed with data collected by the ALEPH detector at LEP. The data sample consists of 21.7 pb^-1 taken at sqrt{s} = 161, 170, and 172~GeV and 5.7...

Updated measurement of the $\tau$ lepton lifetime (2005)

Barate, R., Buskulic, D., Decamp, D., Ghez, P., Goy, C., Lees, J P., ...

A new measurement of the mean lifetime of the tau lepton is presented. Three different analysis methods are applied to a sample of 90000 tau pairs, collected in 1993 and 1994 with the ALEPH detector...

Measurement of the W-pair cross section in $e^+ e^-$ collisions at 172 GeV (2005)

Barate, R., Buskulic, D., Decamp, D., Ghez, P., Goy, C., Lees, J P., ...

The e+e- --> W+W- cross section is measured in a data sample collected by ALEPH at a mean centre--of--mass energy of 172.09 GEV, corresponding to an integrated luminosity of 10.65 pb-1. Cross...

Search for the neutral Higgs bosons of the MSSM in $e^+ e^-$ collisions at $\sqrt{s}$ from 130 to 172 GeV (2005)

Barate, R., Buskulic, D., Decamp, D., Ghez, P., Goy, C., Lees, J P., ...

The process e+e- --> h A is used to search for the Higgs bosons of the Minimal Supersymmetric Standard Model (MSSM), in the bbbb and tautaubb final states. The search is performed in the data...