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Featured researches published by M Fraternali.


Physics Letters B | 1987

Search for decays of the W± and Z bosons into quark-antiquark pairs

R Ansari; P. Bagnaia; M. Banner; R. Battiston; Konrad Bernlohr; C.N. Booth; K Borer; M. Borghini; G. Carboni; V. Cavasinni; P. Cenci; J C Chollet; A.G. Clark; C Conta; C. Corona; F. Costantini; P. Darriulat; B. De Lotto; T. Del Prete; L. DiLella; J Dines-Hansen; K. Einsweiler; L. Fayard; R Ferrari; M Fraternali; Daniel Froidevaux; Jean-Marc Gaillard; O. Gildemeister; V.G. Goggi; C. Gössling

Abstract The invariant mass distribution of jet pairs observed in the UA2 central calorimeter is examined in the search for an excess of events in the region of the W ± and Z bosons, which would reveal their decays into quark-antiquark pairs. We give a detailed account of the methods of analysis used to optimize the mass resolution achieving ≅±10%. A structure is observed at the level of ≅ 3 standard deviations in the mass region of W ± and Z with shape and position consistent with expectation from their qqdecays. It contains 632 ± 190 events, 1.4 standard deviations above the standard model prediction of 340 ± 80 events.


Archive | 1989

A search for squark and gluino production at the CERN

J. Alitti; R Ansari; Rainer E Ansorge; P. Bagnaia; P. Bareyre; G. Blaylock; P. Bonamy; M Bonesini; K Borer; D. Buskulic; G. Carboni; D. Cavalli; V. Cavasinni; P. Cenci; J C Chollet; C Conta; Gl Costa; F. Costantini; Andrea Dell'Acqua; B. De Lotto; T. Del Prete; R. S. Dewolf; Luigi Di Lella; Gary F. Egan; K. Einsweiler; L. Fayard; Andrea Federspiel; R Ferrari; M Fraternali; Daniel Froidevaux


Archive | 1988

\overline{p}

R Ansari; P. Bagnaia; M. Banner; R. Battiston; Konrad Bernlohr; C.N. Booth; K Borer; M. Borghini; G. Carboni; V. Cavasinni; P. Cenci; J C Chollet; A.G. Clark; C Conta; C. Corona; F. Costantini; Pierre Darriulat; B. De Lotto; T. Del Prete; Luigi Di Lella; J Dines-Hansen; K. Einsweiler; L. Fayard; R Ferrari; M Fraternali; Daniel Froidevaux; Jean-Marc Gaillard; O. Gildemeister; Giorgio V Goggi; C. Gössling


Archive | 1987

p collider

R Ansari; P. Bagnaia; M. Banner; R. Battiston; Konrad Bernlohr; C.N. Booth; K Borer; M. Borghini; G. Carboni; V. Cavasinni; P. Cenci; J C Chollet; A.G. Clark; C Conta; F. Costantini; Pierre Darriulat; B. De Lotto; T. Del Prete; Luigi Di Lella; J Dines-Hansen; K. Einsweiler; L. Fayard; R Ferrari; M Fraternali; Daniel Froidevaux; Jean-Marc Gaillard; O. Gildemeister; Giorgio V Goggi; C. Gössling; R. Hahn


Archive | 1986

Direct photon production in

J. A. Appel; P. Bagnaia; M. Banner; R. Battiston; Konrad Bernlohr; K Borer; M. Borghini; J. Bürger; G. Carboni; V. Cavasinni; P. Cenci; J C Chollet; A.G. Clark; A. Codino; C Conta; Pierre Darriulat; B. De Lotto; T. Del Prete; Luigi Di Lella; J Dines-Hansen; K. Einsweiler; R. Engelmann; L. Fayard; M Fraternali; Daniel Froidevaux; Jean-Marc Gaillard; O. Gildemeister; Giorgio V Goggi; C. Gössling; R. Hahn


Archive | 1986

\overline{p}

J. A. Appel; P. Bagnaia; M. Banner; R. Battiston; Konrad Bernlohr; K Borer; M. Borghini; G. Carboni; V. Cavasinni; P. Cenci; J C Chollet; A.G. Clark; A. Codino; C Conta; Pierre Darriulat; B. De Lotto; T. Del Prete; Luigi Di Lella; J Dines-Hansen; K. Einsweiler; R. Engelmann; L. Fayard; M Fraternali; Daniel Froidevaux; Jean-Marc Gaillard; O. Gildemeister; Giorgio V Goggi; C. Gössling; R. Hahn; H Hanni


Archive | 1986

p collisions at \Sqrt s = 630 GeV

J. A. Appel; P. Bagnaia; M. Banner; R. Battiston; Konrad Bernlohr; K Borer; M. Borghini; G. Carboni; V. Cavasinni; P. Cenci; J C Chollet; A.G. Clark; C Conta; Pierre Darriulat; B. De Lotto; T. Del Prete; Luigi Di Lella; J Dines-Hansen; K. Einsweiler; R. Engelmann; L. Fayard; M Fraternali; Daniel Froidevaux; Jean-Marc Gaillard; O. Gildemeister; Giorgio V Goggi; C. Gössling; R. Hahn; H Hanni; John Renner Hansen


Archive | 1985

Search for exotic processes at the CERN p

P. Bagnaia; M. Banner; R. Battiston; P. Bloch; K Borer; M. Borghini; J. Bürger; P. Cenci; J C Chollet; A.G. Clark; C Conta; Pierre Darriulat; Luigi Di Lella; J Dines-Hansen; R. Engelmann; L. Fayard; M Fraternali; Daniel Froidevaux; Jean-Marc Gaillard; O. Gildemeister; Giorgio V Goggi; C. Gössling; R. Hahn; H Hanni; John Renner Hansen; P. Hansen; N. Harnew; T. Himel; P. Jenni; Otto Mogens Kofoed-Hansen

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