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Measurement of Z/γ∗ production in compton scattering of quasi-real photons

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Measurement of Z/γ∗ production in compton scattering of quasi-real photons. / OPAL Collaboration.
In: European Physical Journal C: Particles and Fields, Vol. 24, No. 1, 05.2002, p. 1-15.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

OPAL Collaboration 2002, 'Measurement of Z/γ∗ production in compton scattering of quasi-real photons', European Physical Journal C: Particles and Fields, vol. 24, no. 1, pp. 1-15. https://doi.org/10.1007/s100520100875

APA

OPAL Collaboration (2002). Measurement of Z/γ∗ production in compton scattering of quasi-real photons. European Physical Journal C: Particles and Fields, 24(1), 1-15. https://doi.org/10.1007/s100520100875

Vancouver

OPAL Collaboration. Measurement of Z/γ∗ production in compton scattering of quasi-real photons. European Physical Journal C: Particles and Fields. 2002 May;24(1):1-15. doi: 10.1007/s100520100875

Author

OPAL Collaboration. / Measurement of Z/γ∗ production in compton scattering of quasi-real photons. In: European Physical Journal C: Particles and Fields. 2002 ; Vol. 24, No. 1. pp. 1-15.

Bibtex

@article{0ae2a68181774163b57220d8a7da3235,
title = "Measurement of Z/γ∗ production in compton scattering of quasi-real photons",
abstract = "The process e+e− → e+e−Z/γ∗ is studied with the OPAL detector at LEP at a centre of mass energy of √s = 189 GeV. The cross-section times the branching ratio of the Z/γ∗ decaying into hadrons is measured within Lorentz invariant kinematic limits to be (1.2 ± 0.3 ± 0.1) pb for invariant masses of the hadronic system between 5 GeV and 60 GeV and (0.7 ± 0.2 ± 0.1) pb for hadronic masses above 60 GeV. The differential cross-sections of the Mandelstam variables ˆs, ˆt, and ˆu are measured and compared with the predictions from the Monte Carlo generators grc4f and PYTHIA. From this, based on a factorisation ansatz, the total and differential cross-sections for the subprocess eγ → eZ/γ∗ are derived.",
author = "Bailey, {Ian Richard} and Vakhtang Kartvelishvili and {OPAL Collaboration}",
year = "2002",
month = may,
doi = "10.1007/s100520100875",
language = "English",
volume = "24",
pages = "1--15",
journal = "European Physical Journal C: Particles and Fields",
issn = "1434-6044",
publisher = "SPRINGER",
number = "1",

}

RIS

TY - JOUR

T1 - Measurement of Z/γ∗ production in compton scattering of quasi-real photons

AU - Bailey, Ian Richard

AU - Kartvelishvili, Vakhtang

AU - OPAL Collaboration

PY - 2002/5

Y1 - 2002/5

N2 - The process e+e− → e+e−Z/γ∗ is studied with the OPAL detector at LEP at a centre of mass energy of √s = 189 GeV. The cross-section times the branching ratio of the Z/γ∗ decaying into hadrons is measured within Lorentz invariant kinematic limits to be (1.2 ± 0.3 ± 0.1) pb for invariant masses of the hadronic system between 5 GeV and 60 GeV and (0.7 ± 0.2 ± 0.1) pb for hadronic masses above 60 GeV. The differential cross-sections of the Mandelstam variables ˆs, ˆt, and ˆu are measured and compared with the predictions from the Monte Carlo generators grc4f and PYTHIA. From this, based on a factorisation ansatz, the total and differential cross-sections for the subprocess eγ → eZ/γ∗ are derived.

AB - The process e+e− → e+e−Z/γ∗ is studied with the OPAL detector at LEP at a centre of mass energy of √s = 189 GeV. The cross-section times the branching ratio of the Z/γ∗ decaying into hadrons is measured within Lorentz invariant kinematic limits to be (1.2 ± 0.3 ± 0.1) pb for invariant masses of the hadronic system between 5 GeV and 60 GeV and (0.7 ± 0.2 ± 0.1) pb for hadronic masses above 60 GeV. The differential cross-sections of the Mandelstam variables ˆs, ˆt, and ˆu are measured and compared with the predictions from the Monte Carlo generators grc4f and PYTHIA. From this, based on a factorisation ansatz, the total and differential cross-sections for the subprocess eγ → eZ/γ∗ are derived.

U2 - 10.1007/s100520100875

DO - 10.1007/s100520100875

M3 - Journal article

VL - 24

SP - 1

EP - 15

JO - European Physical Journal C: Particles and Fields

JF - European Physical Journal C: Particles and Fields

SN - 1434-6044

IS - 1

ER -