A Study of tau decays involving eta and omega mesons

Physics

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A Study of tau decays involving eta and omega mesons. / ALEPH Collaboration.
In: Zeitschrift für Physik C Particles and Fields, Vol. 74, No. 2, 1997, p. 263-273.

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

Harvard

ALEPH Collaboration 1997, 'A Study of tau decays involving eta and omega mesons', Zeitschrift für Physik C Particles and Fields, vol. 74, no. 2, pp. 263-273.

APA

ALEPH Collaboration (1997). A Study of tau decays involving eta and omega mesons. Zeitschrift für Physik C Particles and Fields, 74(2), 263-273.

Vancouver

ALEPH Collaboration. A Study of tau decays involving eta and omega mesons. Zeitschrift für Physik C Particles and Fields. 1997;74(2):263-273.

Author

ALEPH Collaboration. / A Study of tau decays involving eta and omega mesons. In: Zeitschrift für Physik C Particles and Fields. 1997 ; Vol. 74, No. 2. pp. 263-273.

Bibtex

@article{e6fddf0de40245238aaf58c3dbe39f32,

title = "A Study of tau decays involving eta and omega mesons",

abstract = "The 132 pb(-1) of data collected by ALEPH from 1991 to 1994 have been used to analyze eta and omega production in 7 decays. The following branching fractions have been measured:B(tau(-) --> nu(tau)omega h(-)) = (1.91 +/- 0.07 +/- 0.06) x 10(-2),B(tau(-) --> nu(tau)omega h(-)pi(0)) = (4.3 +/- 0.6 +/- 0.5) x 10(-3),B(tau(-) --> nu(tau)eta K-) = (2.9(-1.2)(+1.3) +/- 0.7) x 10(-4),B(tau(-) --> nu(tau)eta(h)(-)pi(0)) = (1.8 +/- 0.4 +/- 0.2) x 10(-3)and the 95% C.L. limit B(tau(-) --> nu(tau)eta pi(-)) < 6.2 x 10(-4) has been obtained. The omega pi(-) and eta pi(-)pi(0) rates and dynamics are found in agreement with the predictions made from e(+)e(-) annihilation data with the help of isospin invariance (CVC).",

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

year = "1997",

language = "English",

volume = "74",

pages = "263--273",

journal = "Zeitschrift f{\"u}r Physik C Particles and Fields",

issn = "0170-9739",

publisher = "Springer Verlag",

number = "2",

}

RIS

TY - JOUR

T1 - A Study of tau decays involving eta and omega mesons

AU - Buskulic, D.

AU - Finch, Alexander

AU - ALEPH Collaboration

PY - 1997

Y1 - 1997

N2 - The 132 pb(-1) of data collected by ALEPH from 1991 to 1994 have been used to analyze eta and omega production in 7 decays. The following branching fractions have been measured:B(tau(-) --> nu(tau)omega h(-)) = (1.91 +/- 0.07 +/- 0.06) x 10(-2),B(tau(-) --> nu(tau)omega h(-)pi(0)) = (4.3 +/- 0.6 +/- 0.5) x 10(-3),B(tau(-) --> nu(tau)eta K-) = (2.9(-1.2)(+1.3) +/- 0.7) x 10(-4),B(tau(-) --> nu(tau)eta(h)(-)pi(0)) = (1.8 +/- 0.4 +/- 0.2) x 10(-3)and the 95% C.L. limit B(tau(-) --> nu(tau)eta pi(-)) < 6.2 x 10(-4) has been obtained. The omega pi(-) and eta pi(-)pi(0) rates and dynamics are found in agreement with the predictions made from e(+)e(-) annihilation data with the help of isospin invariance (CVC).

AB - The 132 pb(-1) of data collected by ALEPH from 1991 to 1994 have been used to analyze eta and omega production in 7 decays. The following branching fractions have been measured:B(tau(-) --> nu(tau)omega h(-)) = (1.91 +/- 0.07 +/- 0.06) x 10(-2),B(tau(-) --> nu(tau)omega h(-)pi(0)) = (4.3 +/- 0.6 +/- 0.5) x 10(-3),B(tau(-) --> nu(tau)eta K-) = (2.9(-1.2)(+1.3) +/- 0.7) x 10(-4),B(tau(-) --> nu(tau)eta(h)(-)pi(0)) = (1.8 +/- 0.4 +/- 0.2) x 10(-3)and the 95% C.L. limit B(tau(-) --> nu(tau)eta pi(-)) < 6.2 x 10(-4) has been obtained. The omega pi(-) and eta pi(-)pi(0) rates and dynamics are found in agreement with the predictions made from e(+)e(-) annihilation data with the help of isospin invariance (CVC).

M3 - Journal article

VL - 74

SP - 263

EP - 273

JO - Zeitschrift für Physik C Particles and Fields

JF - Zeitschrift für Physik C Particles and Fields

SN - 0170-9739

IS - 2

ER -

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