Pair-production of W bosons in e+e- interactions at √s = 161 GeV

M. Acciarri, O. Adriani, M. Aguilar-Benitez, S. Ahlen, B. Alpat, J. Alcaraz, G. Alemanni, J. Allaby, A. Aloisio, G. Alverson, M. G. Alviggi, G. Ambrosi, H. Anderhub, V. P. Andreev, T. Angelescu, F. Anselmo, D. Antreasyan, A. Arefiev, T. Azemoon, T. AzizP. Bagnaia, L. Baksay, S. Banerjee, K. Banicz, R. Barillère, L. Barone, P. Bartalini, A. Baschirotto, M. Basile, R. Battiston, A. Bay, F. Becattini, U. Becker, F. Behner, J. Berdugo, P. Berges, B. Bertucci, B. L. Betev, S. Bhattacharya, M. Biasini, A. Biland, G. M. Bilei, J. J. Blaising, S. C. Blyth, G. J. Bobbink, R. Bock, A. Böhm, B. Borgia, D. Bourilkov, M. Bourquin, S. Braccini, J. G. Branson, V. Brigljevic, I. C. Brock, A. Buffini, A. Buijs, J. D. Burger, W. J. Burger, J. Busenitz, A. Button, X. D. Cai, M. Campanelli, M. Capell, G. Cara Romeo, M. Caria, G. Carlino, A. M. Cartacci, J. Casaus, G. Castellini, F. Cavallari, N. Cavallo, C. Cecchi, M. Cerrada, F. Cesaroni, M. Chamizo, A. Chan, Y. H. Chang, U. K. Chaturvedi, S. V. Chekanov, M. Chemarin, A. Chen, G. Chen, G. M. Chen, H. F. Chen, H. S. Chen, X. Chereau, G. Chiefari, C. Y. Chien, M. T. Choi, L. Cifarelli, F. Cindolo, C. Civinini, I. Clare, R. Clare, H. O. Cohn, G. Coignet, A. P. Colijn, N. Colino, V. Commichau

Research output: Contribution to journalArticlepeer-review

64 Scopus citations


We report on the measurement of W-boson pair-production with the L3 detector at LEP at a centre-of-mass energy of 161.34 GeV. In a data sample corresponding to a total luminosity of 11 pb-1, we select four-fermion events with high invariant masses of pairs of hadronic jets or leptons. Combining all final states, the measured total cross section for W-pair production is: sigmaww = 2.89+0.81 -0.70 (stat.) ± 0.14 (syst.) pb. Within the Standard Model, this corresponds to a mass of the W boson of: Mw = 80.80+0.48 -0.42 (exp.) ± 0.03 (LEP) GeV. Limits on anomalous triple-vector-boson couplings are derived.

Original languageEnglish
Pages (from-to)223-238
Number of pages16
JournalPhysics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics
Issue number1-2
StatePublished - 10 Apr 1997


Dive into the research topics of 'Pair-production of W bosons in e+e- interactions at √s = 161 GeV'. Together they form a unique fingerprint.

Cite this