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Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV

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Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV. / OPAL Collaboration.
In: European Physical Journal C: Particles and Fields, Vol. 1, No. 1, 03.1998, p. 31-43.

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

Harvard

OPAL Collaboration 1998, 'Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV', European Physical Journal C: Particles and Fields, vol. 1, no. 1, pp. 31-43. https://doi.org/10.1007/BF01245796

APA

OPAL Collaboration (1998). Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV. European Physical Journal C: Particles and Fields, 1(1), 31-43. https://doi.org/10.1007/BF01245796

Vancouver

OPAL Collaboration. Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV. European Physical Journal C: Particles and Fields. 1998 Mar;1(1):31-43. doi: 10.1007/BF01245796

Author

OPAL Collaboration. / Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV. In: European Physical Journal C: Particles and Fields. 1998 ; Vol. 1, No. 1. pp. 31-43.

Bibtex

@article{c7fc077a5832455cbec048b5b831a308,
title = "Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV",
abstract = "A search for the resonant production of high mass photon pairs associated with a leptonic or hadronic system has been performed using a total data sample of 25.7 pb−1 taken at centre-of-mass energies between 130 GeV and 172 GeV with the OPAL detector at LEP. The observed number of events is consistent with the expected number from Standard Model processes. The observed candidates are combined with search results from ∝s ≈ Mz to place limits onB(H0 → γγ within the Standard Model for Higgs boson masses up to 77 GeV, and on the production cross section of any scalar resonance decaying into di-photons. Upper limits onB(H0 →4 γγ x σ(e+e− → H°Z°) of 290 – 830 fb are obtained over 40 <MH < 160 GeV. Higgs scalars which couple only to gauge bosons with Standard Model strength are ruled out up to a mass of 76.5 GeV at the 95% confidence level.",
author = "Vakhtang Kartvelishvili and {OPAL Collaboration}",
year = "1998",
month = mar,
doi = "10.1007/BF01245796",
language = "English",
volume = "1",
pages = "31--43",
journal = "European Physical Journal C: Particles and Fields",
issn = "1434-6044",
publisher = "SPRINGER",
number = "1",

}

RIS

TY - JOUR

T1 - Search for a massive Di-photon resonance at ∝s = 91 – 172 GeV

AU - Kartvelishvili, Vakhtang

AU - OPAL Collaboration

PY - 1998/3

Y1 - 1998/3

N2 - A search for the resonant production of high mass photon pairs associated with a leptonic or hadronic system has been performed using a total data sample of 25.7 pb−1 taken at centre-of-mass energies between 130 GeV and 172 GeV with the OPAL detector at LEP. The observed number of events is consistent with the expected number from Standard Model processes. The observed candidates are combined with search results from ∝s ≈ Mz to place limits onB(H0 → γγ within the Standard Model for Higgs boson masses up to 77 GeV, and on the production cross section of any scalar resonance decaying into di-photons. Upper limits onB(H0 →4 γγ x σ(e+e− → H°Z°) of 290 – 830 fb are obtained over 40 <MH < 160 GeV. Higgs scalars which couple only to gauge bosons with Standard Model strength are ruled out up to a mass of 76.5 GeV at the 95% confidence level.

AB - A search for the resonant production of high mass photon pairs associated with a leptonic or hadronic system has been performed using a total data sample of 25.7 pb−1 taken at centre-of-mass energies between 130 GeV and 172 GeV with the OPAL detector at LEP. The observed number of events is consistent with the expected number from Standard Model processes. The observed candidates are combined with search results from ∝s ≈ Mz to place limits onB(H0 → γγ within the Standard Model for Higgs boson masses up to 77 GeV, and on the production cross section of any scalar resonance decaying into di-photons. Upper limits onB(H0 →4 γγ x σ(e+e− → H°Z°) of 290 – 830 fb are obtained over 40 <MH < 160 GeV. Higgs scalars which couple only to gauge bosons with Standard Model strength are ruled out up to a mass of 76.5 GeV at the 95% confidence level.

U2 - 10.1007/BF01245796

DO - 10.1007/BF01245796

M3 - Journal article

VL - 1

SP - 31

EP - 43

JO - European Physical Journal C: Particles and Fields

JF - European Physical Journal C: Particles and Fields

SN - 1434-6044

IS - 1

ER -