A precise measurement of the tau lepton lifetime

Physics

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https://doi.org/10.1016/0370-2693(92)91283-F
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A precise measurement of the tau lepton lifetime. / ALEPH Collaboration.
In: Physics Letters B, Vol. 297, No. 3-4, 1992, p. 432-448.

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

Harvard

ALEPH Collaboration 1992, 'A precise measurement of the tau lepton lifetime', Physics Letters B, vol. 297, no. 3-4, pp. 432-448. https://doi.org/10.1016/0370-2693(92)91283-F

APA

ALEPH Collaboration (1992). A precise measurement of the tau lepton lifetime. Physics Letters B, 297(3-4), 432-448. https://doi.org/10.1016/0370-2693(92)91283-F

Vancouver

ALEPH Collaboration. A precise measurement of the tau lepton lifetime. Physics Letters B. 1992;297(3-4):432-448. doi: 10.1016/0370-2693(92)91283-F

Author

ALEPH Collaboration. / A precise measurement of the tau lepton lifetime. In: Physics Letters B. 1992 ; Vol. 297, No. 3-4. pp. 432-448.

Bibtex

@article{e84c7a3579d847849e145b7282f6102b,

title = "A precise measurement of the tau lepton lifetime",

abstract = "Three different techniques are used to measure the mean decay length of the τ lepton with a high precision vertex detector in a sample of 11 800 τ pairs coming from Z decays, collected in1991 by ALEPH at LEP. Events in which both τ's decay into one charged track are analyzed using two largely independent methods. Displaced vertices in three-prong decays yield another independent measurement. The derived lifetime is 295.5 ± 5.9 ± 3.1 fs, using mτ = 1777.1 ± 0.5 MeV/c2. Including previous (1989–1990) ALEPH measurements, the combined τ lifetime is 294.7 ± 5.4 ± 3.0 fs.",

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

year = "1992",

doi = "10.1016/0370-2693(92)91283-F",

language = "English",

volume = "297",

pages = "432--448",

journal = "Physics Letters B",

issn = "0370-2693",

publisher = "ELSEVIER SCIENCE BV",

number = "3-4",

}

RIS

TY - JOUR

T1 - A precise measurement of the tau lepton lifetime

AU - Buskulic, D.

AU - Finch, Alexander

AU - ALEPH Collaboration

PY - 1992

Y1 - 1992

N2 - Three different techniques are used to measure the mean decay length of the τ lepton with a high precision vertex detector in a sample of 11 800 τ pairs coming from Z decays, collected in1991 by ALEPH at LEP. Events in which both τ's decay into one charged track are analyzed using two largely independent methods. Displaced vertices in three-prong decays yield another independent measurement. The derived lifetime is 295.5 ± 5.9 ± 3.1 fs, using mτ = 1777.1 ± 0.5 MeV/c2. Including previous (1989–1990) ALEPH measurements, the combined τ lifetime is 294.7 ± 5.4 ± 3.0 fs.

AB - Three different techniques are used to measure the mean decay length of the τ lepton with a high precision vertex detector in a sample of 11 800 τ pairs coming from Z decays, collected in1991 by ALEPH at LEP. Events in which both τ's decay into one charged track are analyzed using two largely independent methods. Displaced vertices in three-prong decays yield another independent measurement. The derived lifetime is 295.5 ± 5.9 ± 3.1 fs, using mτ = 1777.1 ± 0.5 MeV/c2. Including previous (1989–1990) ALEPH measurements, the combined τ lifetime is 294.7 ± 5.4 ± 3.0 fs.

U2 - 10.1016/0370-2693(92)91283-F

DO - 10.1016/0370-2693(92)91283-F

M3 - Journal article

VL - 297

SP - 432

EP - 448

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

IS - 3-4

ER -

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