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An upper limit for the τ–neutrino mass from τ→5π±ντ decays

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An upper limit for the τ–neutrino mass from τ→5π±ντ decays. / OPAL Collaboration.
In: European Physical Journal C: Particles and Fields, Vol. 5, No. 2, 08.1998, p. 229-237.

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

Harvard

OPAL Collaboration 1998, 'An upper limit for the τ–neutrino mass from τ→5π±ντ decays', European Physical Journal C: Particles and Fields, vol. 5, no. 2, pp. 229-237. https://doi.org/10.1007/s100529800976

APA

OPAL Collaboration (1998). An upper limit for the τ–neutrino mass from τ→5π±ντ decays. European Physical Journal C: Particles and Fields, 5(2), 229-237. https://doi.org/10.1007/s100529800976

Vancouver

OPAL Collaboration. An upper limit for the τ–neutrino mass from τ→5π±ντ decays. European Physical Journal C: Particles and Fields. 1998 Aug;5(2):229-237. doi: 10.1007/s100529800976

Author

OPAL Collaboration. / An upper limit for the τ–neutrino mass from τ→5π±ντ decays. In: European Physical Journal C: Particles and Fields. 1998 ; Vol. 5, No. 2. pp. 229-237.

Bibtex

@article{1053f6a038254505981cb2ecc9c8efd3,
title = "An upper limit for the τ–neutrino mass from τ→5π±ντ decays",
abstract = "An upper limit for the ττ–neutrino mass has been determined from the decay τ→5π±νττ→5π±ντ using data collected with the OPAL detector from 1991 to 1995 in e+e−e+e− collisions at s√≈MZs≈MZ. A limit of 43.2 MeV at 95% CL is obtained using a two–dimensional method in the 5π5π invariant mass and energy distribution from 22 selected events. Combining this result with OPAL's previously published measurement using τ+τ−→3h±ν¯τ+3h∓νττ+τ−→3h±ν¯τ+3h∓ντ decays, a new combined limit of mντ<27.6mντ<27.6 MeV (95% CL) is obtained.",
author = "Vakhtang Kartvelishvili and {OPAL Collaboration}",
year = "1998",
month = aug,
doi = "10.1007/s100529800976",
language = "English",
volume = "5",
pages = "229--237",
journal = "European Physical Journal C: Particles and Fields",
issn = "1434-6044",
publisher = "SPRINGER",
number = "2",

}

RIS

TY - JOUR

T1 - An upper limit for the τ–neutrino mass from τ→5π±ντ decays

AU - Kartvelishvili, Vakhtang

AU - OPAL Collaboration

PY - 1998/8

Y1 - 1998/8

N2 - An upper limit for the ττ–neutrino mass has been determined from the decay τ→5π±νττ→5π±ντ using data collected with the OPAL detector from 1991 to 1995 in e+e−e+e− collisions at s√≈MZs≈MZ. A limit of 43.2 MeV at 95% CL is obtained using a two–dimensional method in the 5π5π invariant mass and energy distribution from 22 selected events. Combining this result with OPAL's previously published measurement using τ+τ−→3h±ν¯τ+3h∓νττ+τ−→3h±ν¯τ+3h∓ντ decays, a new combined limit of mντ<27.6mντ<27.6 MeV (95% CL) is obtained.

AB - An upper limit for the ττ–neutrino mass has been determined from the decay τ→5π±νττ→5π±ντ using data collected with the OPAL detector from 1991 to 1995 in e+e−e+e− collisions at s√≈MZs≈MZ. A limit of 43.2 MeV at 95% CL is obtained using a two–dimensional method in the 5π5π invariant mass and energy distribution from 22 selected events. Combining this result with OPAL's previously published measurement using τ+τ−→3h±ν¯τ+3h∓νττ+τ−→3h±ν¯τ+3h∓ντ decays, a new combined limit of mντ<27.6mντ<27.6 MeV (95% CL) is obtained.

U2 - 10.1007/s100529800976

DO - 10.1007/s100529800976

M3 - Journal article

VL - 5

SP - 229

EP - 237

JO - European Physical Journal C: Particles and Fields

JF - European Physical Journal C: Particles and Fields

SN - 1434-6044

IS - 2

ER -