Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies

Physics

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https://doi.org/10.1007/BF01410449
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Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies. / JADE Collaboration.
In: Zeitschrift für Physik C Particles and Fields, Vol. 33, No. 1, 1986, p. 23-31.

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

Harvard

JADE Collaboration 1986, 'Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies', Zeitschrift für Physik C Particles and Fields, vol. 33, no. 1, pp. 23-31. https://doi.org/10.1007/BF01410449

APA

JADE Collaboration (1986). Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies. Zeitschrift für Physik C Particles and Fields, 33(1), 23-31. https://doi.org/10.1007/BF01410449

Vancouver

JADE Collaboration. Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies. Zeitschrift für Physik C Particles and Fields. 1986;33(1):23-31. doi: 10.1007/BF01410449

Author

JADE Collaboration. / Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies. In: Zeitschrift für Physik C Particles and Fields. 1986 ; Vol. 33, No. 1. pp. 23-31.

Bibtex

@article{b4756ab1e7b540a6baec0d7315aacf2b,

title = "Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies",

abstract = "Hadronic jet production bye + e −-annihilation has been studied in the energy range of 14.0–46.7 GeV. The data have been analysed in terms of a cluster algorithm and other topological quantities. The results are compared with 2nd order QCD calculations which incorporate models for the fragmentation of quarks and gluons into hadrons. At the higher energies we observe more spherical and 4-jet like events than predicted by these calculations. We cannot achieve a simultaneous description of the observed 3- and 4-jet production by adjusting the strong coupling constant α s or the fragmentation parameters of the 2nd order QCD models. The observed excess of spherical events can partially be explained by the production of multi-parton events expected from higher order QCD contributions. Consequences of the presented results for the value of α s , determined in previous analyses, are discussed. QCD parton shower models, including soft gluon interference, are able to describe the observed number of spherical events.",

author = "W. Bartel and Alexander Finch and {JADE Collaboration}",

year = "1986",

doi = "10.1007/BF01410449",

language = "English",

volume = "33",

pages = "23--31",

journal = "Zeitschrift f{\"u}r Physik C Particles and Fields",

issn = "0170-9739",

publisher = "Springer Verlag",

number = "1",

}

RIS

TY - JOUR

T1 - Experimental Studies on Multi-Jet Production in e+ e- Annihilation at PETRA Energies

AU - Bartel, W.

AU - Finch, Alexander

AU - JADE Collaboration

PY - 1986

Y1 - 1986

N2 - Hadronic jet production bye + e −-annihilation has been studied in the energy range of 14.0–46.7 GeV. The data have been analysed in terms of a cluster algorithm and other topological quantities. The results are compared with 2nd order QCD calculations which incorporate models for the fragmentation of quarks and gluons into hadrons. At the higher energies we observe more spherical and 4-jet like events than predicted by these calculations. We cannot achieve a simultaneous description of the observed 3- and 4-jet production by adjusting the strong coupling constant α s or the fragmentation parameters of the 2nd order QCD models. The observed excess of spherical events can partially be explained by the production of multi-parton events expected from higher order QCD contributions. Consequences of the presented results for the value of α s , determined in previous analyses, are discussed. QCD parton shower models, including soft gluon interference, are able to describe the observed number of spherical events.

AB - Hadronic jet production bye + e −-annihilation has been studied in the energy range of 14.0–46.7 GeV. The data have been analysed in terms of a cluster algorithm and other topological quantities. The results are compared with 2nd order QCD calculations which incorporate models for the fragmentation of quarks and gluons into hadrons. At the higher energies we observe more spherical and 4-jet like events than predicted by these calculations. We cannot achieve a simultaneous description of the observed 3- and 4-jet production by adjusting the strong coupling constant α s or the fragmentation parameters of the 2nd order QCD models. The observed excess of spherical events can partially be explained by the production of multi-parton events expected from higher order QCD contributions. Consequences of the presented results for the value of α s , determined in previous analyses, are discussed. QCD parton shower models, including soft gluon interference, are able to describe the observed number of spherical events.

U2 - 10.1007/BF01410449

DO - 10.1007/BF01410449

M3 - Journal article

VL - 33

SP - 23

EP - 31

JO - Zeitschrift für Physik C Particles and Fields

JF - Zeitschrift für Physik C Particles and Fields

SN - 0170-9739

IS - 1

ER -

Research

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