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Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations

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Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations. / Abbiendi, G.; Ainsley, C.; Akesson, P. F. et al.
In: European Physical Journal C: Particles and Fields, Vol. 71, No. 9, 1733, 09.2011, p. -.

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

Harvard

Abbiendi, G, Ainsley, C, Akesson, PF, Alexander, G, Anagnostou, G, Anderson, KJ, Asai, S, Axen, D, Bailey, I, Barberio, E, Barillari, T, Barlow, RJ, Batley, RJ, Bechtle, P, Behnke, T, Bell, KW, Bell, PJ, Bella, G, Bellerive, A, Benelli, G, Bethke, S, Biebel, O, Boeriu, O, Bock, P, Boutemeur, M, Braibant, S, Brown, RM, Burckhart, HJ, Campana, S, Capiluppi, P, Carnegie, RK, Carter, AA, Carter, JR, Chang, CY, Charlton, DG, Ciocca, C, Csilling, A, Cuffiani, M, Dado, S, Dallavalle, M, De Roeck, A, De Wolf, EA, Desch, K, Dienes, B, Dubbert, J, Duchovni, E, Duckeck, G, Duerdoth, IP, Etzion, E, Fabbri, F & OPAL Collaboration 2011, 'Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations', European Physical Journal C: Particles and Fields, vol. 71, no. 9, 1733, pp. -. https://doi.org/10.1140/epjc/s10052-011-1733-z

APA

Abbiendi, G., Ainsley, C., Akesson, P. F., Alexander, G., Anagnostou, G., Anderson, K. J., Asai, S., Axen, D., Bailey, I., Barberio, E., Barillari, T., Barlow, R. J., Batley, R. J., Bechtle, P., Behnke, T., Bell, K. W., Bell, P. J., Bella, G., Bellerive, A., ... OPAL Collaboration (2011). Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations. European Physical Journal C: Particles and Fields, 71(9), -. Article 1733. https://doi.org/10.1140/epjc/s10052-011-1733-z

Vancouver

Abbiendi G, Ainsley C, Akesson PF, Alexander G, Anagnostou G, Anderson KJ et al. Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations. European Physical Journal C: Particles and Fields. 2011 Sept;71(9):-. 1733. doi: 10.1140/epjc/s10052-011-1733-z

Author

Abbiendi, G. ; Ainsley, C. ; Akesson, P. F. et al. / Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations. In: European Physical Journal C: Particles and Fields. 2011 ; Vol. 71, No. 9. pp. -.

Bibtex

@article{4dcf349a74734c8ba70dae007a47de0a,
title = "Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations",
abstract = "Hadronic event shape distributions from e(+)e(-) annihilation measured by the OPAL experiment at centre-of-mass energies between 91 GeV and 209 GeV are used to determine the strong coupling alpha(S). The results are based on QCD predictions complete to the next-to-next-to-leading order (NNLO), and on NNLO calculations matched to the re-summed next-to-leading-log-approximation terms (NNLO+NLLA). The combined NNLO result from all variables and centre-of-mass energies isalpha(S)(m(Z0)) = 0.1201 +/- 0.0008 (stat.) +/- 0.0013(exp.) +/- 0.0010(had.) +/- 0.0024(theo.)while the combined NNLO + NLLA result isalpha(S)(m(Z0)) = 0.1189 +/- 0.0008(stat.) +/- 0.0016(exp.) +/- 0.0010(had.) +/- 0.0036(theo.)The completeness of the NNLO and NNLO + NLLA results with respect to missing higher order contributions, studied by varying the renormalization scale, is improved compared to previous results based on NLO or NLO + NLLA predictions only. The observed energy dependence of alpha(S) agrees with the QCD prediction of asymptotic freedom and excludes the absence of running.",
keywords = "E(+)E(-) ANNIHILATION, E+E-ANNIHILATION, E&E-ANNIHILATION, GAUGE THEORIES, JET STRUCTURE, FINAL-STATES, GLUON JETS, LEP, QCD, DETECTOR",
author = "G. Abbiendi and C. Ainsley and Akesson, {P. F.} and G. Alexander and G. Anagnostou and Anderson, {K. J.} and S. Asai and D. Axen and I. Bailey and E. Barberio and T. Barillari and Barlow, {R. J.} and Batley, {R. J.} and P. Bechtle and T. Behnke and Bell, {K. W.} and Bell, {P. J.} and G. Bella and A. Bellerive and G. Benelli and S. Bethke and O. Biebel and O. Boeriu and P. Bock and M. Boutemeur and S. Braibant and Brown, {R. M.} and Burckhart, {H. J.} and S. Campana and P. Capiluppi and Carnegie, {R. K.} and Carter, {A. A.} and Carter, {J. R.} and Chang, {C. Y.} and Charlton, {D. G.} and C. Ciocca and A. Csilling and M. Cuffiani and S. Dado and M. Dallavalle and {De Roeck}, A. and {De Wolf}, {E. A.} and K. Desch and B. Dienes and J. Dubbert and E. Duchovni and G. Duckeck and Duerdoth, {I. P.} and E. Etzion and F. Fabbri and {OPAL Collaboration}",
year = "2011",
month = sep,
doi = "10.1140/epjc/s10052-011-1733-z",
language = "English",
volume = "71",
pages = "--",
journal = "European Physical Journal C: Particles and Fields",
issn = "1434-6044",
publisher = "SPRINGER",
number = "9",

}

RIS

TY - JOUR

T1 - Determination of alpha(S) using OPAL hadronic event shapes at root s=91-209 GeV and resummed NNLO calculations

AU - Abbiendi, G.

AU - Ainsley, C.

AU - Akesson, P. F.

AU - Alexander, G.

AU - Anagnostou, G.

AU - Anderson, K. J.

AU - Asai, S.

AU - Axen, D.

AU - Bailey, I.

AU - Barberio, E.

AU - Barillari, T.

AU - Barlow, R. J.

AU - Batley, R. J.

AU - Bechtle, P.

AU - Behnke, T.

AU - Bell, K. W.

AU - Bell, P. J.

AU - Bella, G.

AU - Bellerive, A.

AU - Benelli, G.

AU - Bethke, S.

AU - Biebel, O.

AU - Boeriu, O.

AU - Bock, P.

AU - Boutemeur, M.

AU - Braibant, S.

AU - Brown, R. M.

AU - Burckhart, H. J.

AU - Campana, S.

AU - Capiluppi, P.

AU - Carnegie, R. K.

AU - Carter, A. A.

AU - Carter, J. R.

AU - Chang, C. Y.

AU - Charlton, D. G.

AU - Ciocca, C.

AU - Csilling, A.

AU - Cuffiani, M.

AU - Dado, S.

AU - Dallavalle, M.

AU - De Roeck, A.

AU - De Wolf, E. A.

AU - Desch, K.

AU - Dienes, B.

AU - Dubbert, J.

AU - Duchovni, E.

AU - Duckeck, G.

AU - Duerdoth, I. P.

AU - Etzion, E.

AU - Fabbri, F.

AU - OPAL Collaboration

PY - 2011/9

Y1 - 2011/9

N2 - Hadronic event shape distributions from e(+)e(-) annihilation measured by the OPAL experiment at centre-of-mass energies between 91 GeV and 209 GeV are used to determine the strong coupling alpha(S). The results are based on QCD predictions complete to the next-to-next-to-leading order (NNLO), and on NNLO calculations matched to the re-summed next-to-leading-log-approximation terms (NNLO+NLLA). The combined NNLO result from all variables and centre-of-mass energies isalpha(S)(m(Z0)) = 0.1201 +/- 0.0008 (stat.) +/- 0.0013(exp.) +/- 0.0010(had.) +/- 0.0024(theo.)while the combined NNLO + NLLA result isalpha(S)(m(Z0)) = 0.1189 +/- 0.0008(stat.) +/- 0.0016(exp.) +/- 0.0010(had.) +/- 0.0036(theo.)The completeness of the NNLO and NNLO + NLLA results with respect to missing higher order contributions, studied by varying the renormalization scale, is improved compared to previous results based on NLO or NLO + NLLA predictions only. The observed energy dependence of alpha(S) agrees with the QCD prediction of asymptotic freedom and excludes the absence of running.

AB - Hadronic event shape distributions from e(+)e(-) annihilation measured by the OPAL experiment at centre-of-mass energies between 91 GeV and 209 GeV are used to determine the strong coupling alpha(S). The results are based on QCD predictions complete to the next-to-next-to-leading order (NNLO), and on NNLO calculations matched to the re-summed next-to-leading-log-approximation terms (NNLO+NLLA). The combined NNLO result from all variables and centre-of-mass energies isalpha(S)(m(Z0)) = 0.1201 +/- 0.0008 (stat.) +/- 0.0013(exp.) +/- 0.0010(had.) +/- 0.0024(theo.)while the combined NNLO + NLLA result isalpha(S)(m(Z0)) = 0.1189 +/- 0.0008(stat.) +/- 0.0016(exp.) +/- 0.0010(had.) +/- 0.0036(theo.)The completeness of the NNLO and NNLO + NLLA results with respect to missing higher order contributions, studied by varying the renormalization scale, is improved compared to previous results based on NLO or NLO + NLLA predictions only. The observed energy dependence of alpha(S) agrees with the QCD prediction of asymptotic freedom and excludes the absence of running.

KW - E(+)E(-) ANNIHILATION

KW - E+E-ANNIHILATION

KW - E&E-ANNIHILATION

KW - GAUGE THEORIES

KW - JET STRUCTURE

KW - FINAL-STATES

KW - GLUON JETS

KW - LEP

KW - QCD

KW - DETECTOR

U2 - 10.1140/epjc/s10052-011-1733-z

DO - 10.1140/epjc/s10052-011-1733-z

M3 - Journal article

VL - 71

SP - -

JO - European Physical Journal C: Particles and Fields

JF - European Physical Journal C: Particles and Fields

SN - 1434-6044

IS - 9

M1 - 1733

ER -