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Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP

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

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Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP. / DELPHI Collaboration, The; Borissov, Guennadi V.; Sopczak, Andre.
In: European Physical Journal C: Particles and Fields, Vol. 38, No. 4, 01.2005, p. 413-426.

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

Harvard

DELPHI Collaboration, T, Borissov, GV & Sopczak, A 2005, 'Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP', European Physical Journal C: Particles and Fields, vol. 38, no. 4, pp. 413-426. https://doi.org/10.1140/epjc/s2004-02060-7

APA

DELPHI Collaboration, T., Borissov, G. V., & Sopczak, A. (2005). Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP. European Physical Journal C: Particles and Fields, 38(4), 413-426. https://doi.org/10.1140/epjc/s2004-02060-7

Vancouver

DELPHI Collaboration T, Borissov GV, Sopczak A. Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP. European Physical Journal C: Particles and Fields. 2005 Jan;38(4):413-426. doi: 10.1140/epjc/s2004-02060-7

Author

DELPHI Collaboration, The ; Borissov, Guennadi V. ; Sopczak, Andre. / Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP. In: European Physical Journal C: Particles and Fields. 2005 ; Vol. 38, No. 4. pp. 413-426.

Bibtex

@article{dbcfe7f1d264425f86f558eeb5500af3,
title = "Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP",
abstract = "Hadronic events from the data collected with the DELPHI detector at LEP within the energy range from 89 GeV to 209 GeV are selected, their jet rates are determined and compared to predictions of four different event generators. One of them is the recently developed APACIC++ generator which performs a massive matrix element calculation matched to a parton shower followed by string fragmentation. The four-jet rate is used to measure αs in the next-to-leading-order approximation yielding αs(M2Z ) = 0.1175 ± 0.0030. The running of αs determined by using four-jet events has been tested. The logarithmic energy slope is measured to be dα−1 s d logEcm = 1.14 ± 0.36. Since the analysis is based on four-jet final states it represents an alternative approach to previous DELPHI αs measurements using event shape distributions.",
author = "{DELPHI Collaboration}, The and Borissov, {Guennadi V.} and Andre Sopczak",
note = "Author list is partial - see original article for full author list.",
year = "2005",
month = jan,
doi = "10.1140/epjc/s2004-02060-7",
language = "English",
volume = "38",
pages = "413--426",
journal = "European Physical Journal C: Particles and Fields",
issn = "1434-6044",
publisher = "SPRINGER",
number = "4",

}

RIS

TY - JOUR

T1 - Measurement of the energy dependence of hadronic jet rates and the strong coupling asαs from the four-jet rate with the DELPHI detector at LEP

AU - DELPHI Collaboration, The

AU - Borissov, Guennadi V.

AU - Sopczak, Andre

N1 - Author list is partial - see original article for full author list.

PY - 2005/1

Y1 - 2005/1

N2 - Hadronic events from the data collected with the DELPHI detector at LEP within the energy range from 89 GeV to 209 GeV are selected, their jet rates are determined and compared to predictions of four different event generators. One of them is the recently developed APACIC++ generator which performs a massive matrix element calculation matched to a parton shower followed by string fragmentation. The four-jet rate is used to measure αs in the next-to-leading-order approximation yielding αs(M2Z ) = 0.1175 ± 0.0030. The running of αs determined by using four-jet events has been tested. The logarithmic energy slope is measured to be dα−1 s d logEcm = 1.14 ± 0.36. Since the analysis is based on four-jet final states it represents an alternative approach to previous DELPHI αs measurements using event shape distributions.

AB - Hadronic events from the data collected with the DELPHI detector at LEP within the energy range from 89 GeV to 209 GeV are selected, their jet rates are determined and compared to predictions of four different event generators. One of them is the recently developed APACIC++ generator which performs a massive matrix element calculation matched to a parton shower followed by string fragmentation. The four-jet rate is used to measure αs in the next-to-leading-order approximation yielding αs(M2Z ) = 0.1175 ± 0.0030. The running of αs determined by using four-jet events has been tested. The logarithmic energy slope is measured to be dα−1 s d logEcm = 1.14 ± 0.36. Since the analysis is based on four-jet final states it represents an alternative approach to previous DELPHI αs measurements using event shape distributions.

U2 - 10.1140/epjc/s2004-02060-7

DO - 10.1140/epjc/s2004-02060-7

M3 - Journal article

VL - 38

SP - 413

EP - 426

JO - European Physical Journal C: Particles and Fields

JF - European Physical Journal C: Particles and Fields

SN - 1434-6044

IS - 4

ER -