CINECA IRIS Institutional Research Information System
IRIS è la soluzione IT che facilita la raccolta e la gestione dei dati relativi alle attività e ai prodotti della ricerca. Fornisce a ricercatori, amministratori e valutatori gli strumenti per monitorare i risultati della ricerca, aumentarne la visibilità e allocare in modo efficace le risorse disponibili.
EnglishWe measure the branching fraction and the CP-violating asymmetry of B-0-> K(S)(0)pi(0) decays with 227 million Upsilon(4S)-> B (B) over bar events collected with the BABAR detector at the PEP-II asymmetric-energy e(+)e(-) collider at SLAC. We obtain a branching fraction B(B-0-> K(0)pi(0))=(11.4 +/- 0.9 +/- 0.6)x10(-6) and CP-violating asymmetry parameters C(KS)(0)pi(0)=0.06 +/- 0.18 +/- 0.03 and S(KS)(0)pi(0)=0.35(-0.33)(+0.30)+/- 0.04, where the first error is statistical and the second systematic.
http://hdl.handle.net/11384/4370| Titolo: | Measurement of the branching fraction and the CP-violating asymmetry for the decay B-0 -> K-S(0)pi(0) RID C-2728-2008 RID C-5223-2009 RID C-5719-2008 RID D-1055-2009 |
| Autori interni: | LUSIANI, Alberto |
| Data di pubblicazione: | 2005 |
| Rivista: | PHYSICAL REVIEW D, PARTICLES, FIELDS, GRAVITATION, AND COSMOLOGY |
| Abstract: | We measure the branching fraction and the CP-violating asymmetry of B-0-> K(S)(0)pi(0) decays with 227 million Upsilon(4S)-> B (B) over bar events collected with the BABAR detector at the PEP-II asymmetric-energy e(+)e(-) collider at SLAC. We obtain a branching fraction B(B-0-> K(0)pi(0))=(11.4 +/- 0.9 +/- 0.6)x10(-6) and CP-violating asymmetry parameters C(KS)(0)pi(0)=0.06 +/- 0.18 +/- 0.03 and S(KS)(0)pi(0)=0.35(-0.33)(+0.30)+/- 0.04, where the first error is statistical and the second systematic. |
| Handle: | http://hdl.handle.net/11384/4370 |
| Appare nelle tipologie: | 1.1 Articolo in rivista |
File in questo prodotto:
Copyright © 2017