| 31. |
- Abreu, P, et al.
(författare)
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Measurement of the lifetime of b-baryons
- 1999
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Ingår i: EUROPEAN PHYSICAL JOURNAL C. - : SPRINGER VERLAG. - 1434-6044. ; 10:2, s. 185-199
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Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- The average lifetime of weakly decaying b-baryons was studied using 3.6 million Z(0) hadronic decays collected by the DELPHI detector at LEP. The measurement of the proper decay time distribution of secondary vertices was used on three complementary sampl
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| 32. |
- Abreu, P, et al.
(författare)
-
Measurement of the mass and width of the W boson in e(+)e(-) collisions at root s=189 GeV
- 2001
-
Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 511:2-4, s. 159-177
-
Tidskriftsartikel (refereegranskat)abstract
- A measurement of the FV mass and width has been performed by the DELPHI Collaboration using the data collected during 1998. The data sample has an integrated luminosity of 155 pb(-1) and an average centre-of-mass energy of 188.6 GeV. Results are obtained
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| 33. |
- Abreu, P, et al.
(författare)
-
Measurement of the mass of the W boson using direct reconstruction at root s=183 GeV
- 1999
-
Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 462:3-4, s. 410-424
-
Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- From data corresponding to an integrated luminosity of 53.5 pb(-1) taken during the 183 GeV run in 1997, DELPHI has measured the W mass from direct reconstruction of WW --> l<(nu)over bar>q (q) over bar and WW --> q (q) over bar q (q) over bar events. Com
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| 34. |
|
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| 35. |
- Abreu, P, et al.
(författare)
-
Measurement of the semileptonic b branching fractions and average b mixing parameter in Z decays
- 2001
-
Ingår i: EUROPEAN PHYSICAL JOURNAL C. - : SPRINGER-VERLAG. - 1434-6044. ; 20:3, s. 455-478
-
Tidskriftsartikel (refereegranskat)abstract
- The semileptonic branching fractions for primary and cascade b decays BR(b --> l(-)), BR(b --> c --> l(+)) and BR(b --> (c) over bar --> l(-) were measured in hadronic Z decays collected by the DELPHI experiment at LEP. The sample was enriched in b decays
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| 36. |
- Abreu, P, et al.
(författare)
-
Measurement of the strange quark forward-backward asymmetry around the Z(0) peak
- 2000
-
Ingår i: EUROPEAN PHYSICAL JOURNAL C. - : SPRINGER VERLAG. - 1434-6044. ; 14:4, s. 613-631
-
Tidskriftsartikel (refereegranskat)abstract
- A precise measurement of the strange quark forward-backward asymmetry used 3.2 M multihadronic events around the Z(0) peak collected by the DELPHI experiment from 1992 to 1995. The ring imaging Cherenkov detectors in the barrel and end-cap regions identif
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| 37. |
- Abreu, P, et al.
(författare)
-
Measurement of the ZZ cross-section in e(+)e(-) interactions at 183-189 GeV
- 2001
-
Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 497:3-4, s. 199-213
-
Tidskriftsartikel (refereegranskat)abstract
- Measurements of on-shell ZZ production are described, using data collected by DELPHI in 1997 and 1998, at centre-of-mass energies roots = 182.6 GeV and 188.6 GeV, respectively. Results obtained in each of the final states q (q) over barq (q) over bar, mu
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| 38. |
|
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| 39. |
- Abreu, P, et al.
(författare)
-
Measurement of V-cb from the decay process (B)over-bar(0)-> D(*+)l(-)(nu)over-bar
- 2001
-
Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 510:1-4, s. 55-74
-
Tidskriftsartikel (refereegranskat)abstract
- A new precise measurement of \V-cb\ and of the branching ratio BR(<(Bover bar>(0)--> D(+*)l(-)<()over bar>(l)) has been performed using a sample of about 5000 semileptonic decays (B) over bar (0) --> D(*+)l(-)<()over bar>(l), selected by the DELPH
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| 40. |
- Abreu, P, et al.
(författare)
-
Measurement of vertical bar V-cs vertical bar using W decays at LEP2
- 1998
-
Ingår i: PHYSICS LETTERS B. - : ELSEVIER SCIENCE BV. - 0370-2693. ; 439:1-2, s. 209-224
-
Tidskriftsartikel (övrigt vetenskapligt/konstnärligt)abstract
- Decays of W+/- bosons, produced at LEP2, have been used to measure the \V-cs\ element of the Cabibbo-Kobayashi-Maskawa matrix. Values for \V-cs\ were extracted both from the measured hadronic branching ratio of W+/- decays and by tagging the flavour of ha
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