Measurement of charge asymmetry in hadronic Z decays

Physics

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https://doi.org/10.1016/0370-2693(91)90844-G
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Measurement of charge asymmetry in hadronic Z decays. / ALEPH Collaboration.
In: Physics Letters B, Vol. 259, No. 3, 1991, p. 377-388.

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

Harvard

ALEPH Collaboration 1991, 'Measurement of charge asymmetry in hadronic Z decays', Physics Letters B, vol. 259, no. 3, pp. 377-388. https://doi.org/10.1016/0370-2693(91)90844-G

APA

ALEPH Collaboration (1991). Measurement of charge asymmetry in hadronic Z decays. Physics Letters B, 259(3), 377-388. https://doi.org/10.1016/0370-2693(91)90844-G

Vancouver

ALEPH Collaboration. Measurement of charge asymmetry in hadronic Z decays. Physics Letters B. 1991;259(3):377-388. doi: 10.1016/0370-2693(91)90844-G

Author

ALEPH Collaboration. / Measurement of charge asymmetry in hadronic Z decays. In: Physics Letters B. 1991 ; Vol. 259, No. 3. pp. 377-388.

Bibtex

@article{9cc30293e49e475fbfcb09a61e21d27d,

title = "Measurement of charge asymmetry in hadronic Z decays",

abstract = "A significant charge asymmetry is observed in the hadronic Z decays with the ALEPH detector at LEP. The asymmetry expressed in terms of the difference in momentum weighted charges in the two event hemispheres is measured to be <Qforward>−<Qbackward>= −0.0084±0.0015 (stat.) ±0.0004 (exp. sys.). In the framework of the standard model this can be interpreted as a measurement of the effective electroweak mixing angle, sin2Ow (Mz2=0.2300±0.0034 (stat.) ±0.0010 (exp. sys.) ±0.0038 (theor. sys.) or of the ratio of the vector to axual- vector coupling costants of the electron, gvegAe=+0.073±0.024.",

author = "D. Decamp and Alexander Finch and {ALEPH Collaboration}",

year = "1991",

doi = "10.1016/0370-2693(91)90844-G",

language = "English",

volume = "259",

pages = "377--388",

journal = "Physics Letters B",

issn = "0370-2693",

publisher = "ELSEVIER SCIENCE BV",

number = "3",

}

RIS

TY - JOUR

T1 - Measurement of charge asymmetry in hadronic Z decays

AU - Decamp, D.

AU - Finch, Alexander

AU - ALEPH Collaboration

PY - 1991

Y1 - 1991

N2 - A significant charge asymmetry is observed in the hadronic Z decays with the ALEPH detector at LEP. The asymmetry expressed in terms of the difference in momentum weighted charges in the two event hemispheres is measured to be <Qforward>−<Qbackward>= −0.0084±0.0015 (stat.) ±0.0004 (exp. sys.). In the framework of the standard model this can be interpreted as a measurement of the effective electroweak mixing angle, sin2Ow (Mz2=0.2300±0.0034 (stat.) ±0.0010 (exp. sys.) ±0.0038 (theor. sys.) or of the ratio of the vector to axual- vector coupling costants of the electron, gvegAe=+0.073±0.024.

AB - A significant charge asymmetry is observed in the hadronic Z decays with the ALEPH detector at LEP. The asymmetry expressed in terms of the difference in momentum weighted charges in the two event hemispheres is measured to be <Qforward>−<Qbackward>= −0.0084±0.0015 (stat.) ±0.0004 (exp. sys.). In the framework of the standard model this can be interpreted as a measurement of the effective electroweak mixing angle, sin2Ow (Mz2=0.2300±0.0034 (stat.) ±0.0010 (exp. sys.) ±0.0038 (theor. sys.) or of the ratio of the vector to axual- vector coupling costants of the electron, gvegAe=+0.073±0.024.

U2 - 10.1016/0370-2693(91)90844-G

DO - 10.1016/0370-2693(91)90844-G

M3 - Journal article

VL - 259

SP - 377

EP - 388

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

IS - 3

ER -

Research

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