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Measurement of the W mass in e+e− collisions at production threshold

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Measurement of the W mass in e+e− collisions at production threshold. / ALEPH Collaboration.

In: Physics Letters B, Vol. 401, No. 3-4, 1997, p. 347-362.

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ALEPH Collaboration 1997, 'Measurement of the W mass in e+e− collisions at production threshold', Physics Letters B, vol. 401, no. 3-4, pp. 347-362. https://doi.org/10.1016/S0370-2693(97)00460-7

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ALEPH Collaboration. / Measurement of the W mass in e+e− collisions at production threshold. In: Physics Letters B. 1997 ; Vol. 401, No. 3-4. pp. 347-362.

Bibtex

@article{2a1cef9b3abb474baab493f9353108fd,
title = "Measurement of the W mass in e+e− collisions at production threshold",
abstract = "In June 1996, the LEP centre-of-mass energy was raised to 161 GeV. Pair production of W bosons in e+e− collisions was observed for the first time by the LEP experiments. An integrated luminosity of 11 pb−1 was recorded in the ALEPH detector, in which WW candidate events were observed. In 6 events both Ws decay leptonically. In 16 events, one W decays leptonically, the other into hadrons. In the channel where both Ws decay into hadrons, a signal was separated from the large background by means of several multi-variate analyses. The W pair cross-section is measured to be σWW = 4.23 ± 0.73 (stat.) ± 0.19 (syst.) pb. From this cross-section, the W mass is derived within the framework of the Standard Model: mW = 80.14 ± 0.34 (stat.) ± 0.09 (syst.) ± 0.03 (LEP energy) GeV/c2",
author = "R. Barate and Alexander Finch and {ALEPH Collaboration}",
year = "1997",
doi = "10.1016/S0370-2693(97)00460-7",
language = "English",
volume = "401",
pages = "347--362",
journal = "Physics Letters B",
issn = "0370-2693",
publisher = "ELSEVIER SCIENCE BV",
number = "3-4",

}

RIS

TY - JOUR

T1 - Measurement of the W mass in e+e− collisions at production threshold

AU - Barate, R.

AU - Finch, Alexander

AU - ALEPH Collaboration

PY - 1997

Y1 - 1997

N2 - In June 1996, the LEP centre-of-mass energy was raised to 161 GeV. Pair production of W bosons in e+e− collisions was observed for the first time by the LEP experiments. An integrated luminosity of 11 pb−1 was recorded in the ALEPH detector, in which WW candidate events were observed. In 6 events both Ws decay leptonically. In 16 events, one W decays leptonically, the other into hadrons. In the channel where both Ws decay into hadrons, a signal was separated from the large background by means of several multi-variate analyses. The W pair cross-section is measured to be σWW = 4.23 ± 0.73 (stat.) ± 0.19 (syst.) pb. From this cross-section, the W mass is derived within the framework of the Standard Model: mW = 80.14 ± 0.34 (stat.) ± 0.09 (syst.) ± 0.03 (LEP energy) GeV/c2

AB - In June 1996, the LEP centre-of-mass energy was raised to 161 GeV. Pair production of W bosons in e+e− collisions was observed for the first time by the LEP experiments. An integrated luminosity of 11 pb−1 was recorded in the ALEPH detector, in which WW candidate events were observed. In 6 events both Ws decay leptonically. In 16 events, one W decays leptonically, the other into hadrons. In the channel where both Ws decay into hadrons, a signal was separated from the large background by means of several multi-variate analyses. The W pair cross-section is measured to be σWW = 4.23 ± 0.73 (stat.) ± 0.19 (syst.) pb. From this cross-section, the W mass is derived within the framework of the Standard Model: mW = 80.14 ± 0.34 (stat.) ± 0.09 (syst.) ± 0.03 (LEP energy) GeV/c2

U2 - 10.1016/S0370-2693(97)00460-7

DO - 10.1016/S0370-2693(97)00460-7

M3 - Journal article

VL - 401

SP - 347

EP - 362

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

IS - 3-4

ER -