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Cross Section 1
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0.0 ≤ √s < 1.0
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100.0 ≤ √s < 1000.0
1000.0 ≤ √s < 7000.0
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√s ≥ 13000.0

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Authors

Acton, P.D. 1
Alexander, G. 1
Allison, John 1
Allport, P.P. 1
Anderson, K.J. 1
Arcelli, S. 1
Ashton, P. 1
Astbury, A. 1
Axen, D. 1
Azuelos, G. 1

A Global determination of alpha-s (M(z0)) at LEP

The OPAL collaboration Acton, P.D. ; Alexander, G. ; Allison, John ; et al.

Z.Phys.C 55 (1992) 1-24, 1992.

https://inspirehep.net/literature/333079 Inspire Record 333079 DOI 10.17182/hepdata.14606 https://doi.org/10.17182/hepdata.14606

The value of the strong coupling constant,$$\alpha _s (M_{Z^0 } )$$, is determined from a study of 15 d

16 data tables

Table 1

Differential jet mass distribution for the heavier jet using method T. The data are corrected for the finite acceptance and resolution of the detector and for initial state photon radiation.

Table 2

Differential jet mass distribution for the jet mass difference using methodT. The data are corrected for the finite acceptance and resolution of the detec tor and for initial state photon radiation.

Table 3

Differential jet mass distribution for the heavier jet using method M. The data are corrected for the finite acceptance and resolution of the detector and for initial state photon radiation.

Table 4

Differential jet mass distribution for the jet mass difference using methodM. The data are corrected for the finite acceptance and resolution of the detec tor and for initial state photon radiation.

Table 5

Distribution of C-parameter. The data are corrected for the finite acceptance and resolution of the detector and for initial state photon radiation.

Table 6

Distribution of Oblateness. The data are corrected for the finite acceptance and resolution of the detector and for initial state photon radiation.

Table 7

Distribution of Thrust. The data are corrected for the finite acceptance and resolution of the detector and for initial state photon radiation.

Table 8

Measured n-jet production rates in percentage of the total hadronic cross section, corrected for detector acceptance and resolution, and for initial state radiation, using the E0 recombination scheme. Errors include statistical and experimental systematic uncertainties. No correction for hadronization effects are applied. YCUT is the cutoff parameter in the jet algorithm.

Table 9

Table 10

Table 11

Table 12

Measured n-jet production rates in percentage of the total hadronic cross section, corrected for detector acceptance and resolution, and for initial state radiation, using the D recombination scheme. Errors include statistical and experimental systematic uncertainties. No correction for hadronization effects are applied. YCUT is the cutoff parameter in the jet algorithm.

Table 13

Measured n-jet production rates in percentage of the total hadronic cross section, corrected for detector acceptance and resolution, and for initial state radiation, using the D recombination scheme. Errors include statistical and experimental systematic uncertainties. No correction for hadronization effects are applied. YCUT is the cutoff parameter in the jet algorithm.

Table 14

Measured n-jet production rates in percentage of the total hadronic cross section, corrected for detector acceptance and resolution, and for initial state radiation, using the D recombination scheme. Errors include statistical and experimental systematic uncertainties. No correction for hadronization effects are applied. YCUT is the cutoff parameter in the jet algorithm.

Table 15

Measured n-jet production rates in percentage of the total hadronic cross section, corrected for detector acceptance and resolution, and for initial state radiation, using the D recombination scheme. Errors include statistical and experimental systematic uncertainties. No correction for hadronization effects are applied. YCUT is the cutoff parameter in the jet algorithm.

Table 16

Value of alpha_s obtained by combining all observables.

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