| 1. |
- Abreu, P, et al.
(författare)
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A search for invisible Higgs bosons produced in e(+)e(-) interactions at LEP 2 energies
- 1999
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Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 459:1-3, s. 367-381
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- Searches for HZ production with the Higgs boson decaying into an invisible final state have been performed with the data collected by the DELPHI experiment up to the centre-of-mass energy of 183 GeV. The hadronic and muon pair final states of the Z boson
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| 2. |
- Abreu, P, et al.
(författare)
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Energy dependence of event shapes and of alpha(s) at LEP 2
- 1999
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Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 456:2-4, s. 322-340
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- Infrared and collinear safe event shape distributions and their mean values are determined using the data taken at five different centre of mass energies above M-Z with the DELPHI detector at LEP. From the event shapes, the strong coupling alpha(s) is ext
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| 3. |
- Abreu, P, et al.
(författare)
-
Energy dependence of inclusive spectra in e(+)e(-) annihilation
- 1999
-
Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 459:1-3, s. 397-411
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- Inclusive charged hadron distributions as obtained from the DELPHI measurements at 130, 136, 161, 172 and 183 GeV are presented as a function of the variables rapidity, xi(p), p and transversal momenta. Data are compared with event generators and with MLL
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| 4. |
- Abreu, P, et al.
(författare)
-
Search for charged Higgs bosons at LEP 2
- 1999
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Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 460:3-4, s. 484-497
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- A search for pair produced charged Higgs bosons has been performed in the high energy data collected by DELPHI at LEP with root s = 161, 172 and 183 GeV. The analysis uses the tau nu tau nu, c (s) over bar tau nu and c<(sc)over bar>s final states and a co
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| 5. |
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| 6. |
- Abreu, P, et al.
(författare)
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Search for charginos nearly mass-degenerate with the lightest neutralino
- 1999
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Ingår i: EUROPEAN PHYSICAL JOURNAL C. - : SPRINGER VERLAG. - 1434-6044. ; 11:1, s. 1-17
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- A search for charginos with masses close to the mass of the lightest neutralino is reported, based on the data collected with the DELPHI detector at LEP from 1995 to 1997 at centre-of-mass energies between 130 and 183 GeV. The signature of a photon at hig
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| 7. |
- Abreu, P, et al.
(författare)
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Study of the four-jet anomaly observed at LEP centre-of-mass energies of 130 and 136 GeV
- 1999
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Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 448:3-4, s. 311-319
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- The four-jet events collected by DELPHI during the special LEP run at centre-of-mass energies of 130 and 136 GeV in 1997 with an integrated luminosity of 5.9 pb(-1) are analysed. Their rate and the distributions of their di-jet masses, their smallest jet
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| 8. |
- Abreu, P, et al.
(författare)
-
W pair production cross-section and W branching fractions in e(+)e(-) interactions at 183 GeV
- 1999
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Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 456:2-4, s. 310-321
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- The cross-section for the process e(+)e(-) --> W+W- has been measured with the data sample collected by DELPHI at an average centre-of-mass energy of 182.65 GeV and corresponding to an integrated luminosity of 53 pb(-1). Based on the 770 events selected a
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