Rate measurement of D0 -> K+pi-pi 0 and constraints on D-0 D(0)over-bar mixing - art. no. 071802

Authors
Brandenburg, G Ershov, A Kim, DYJ Wilson, R Bergfeld, T Eisenstein, BI Ernst, J Gladding, GE Gollin, GD Hans, RM Johnson, E Karliner, I Marsh, MA Plager, C Sedlack, C Selen, M Thaler, JJ Williams, J Edwards, KW Sadoff, AJ Ammar, R Bean, A Besson, D Zhao, X Anderson, S Frolov, VV Kubota, Y Lee, SJ Poling, R Smith, A Stepaniak, CJ Urheim, J Ahmed, S Alam, MS Athar, SB Jian, L Ling, L Saleem, M Timm, S Wappler, F Anastassov, A Eckhart, E Gan, KK Gwon, C Hart, T Honscheid, K Hufnagel, D Kagan, H Kass, R Pedlar, TK Thayer, JB von Toerne, E Zoeller, MM Richichi, SJ Severini, H Skubic, P Undrus, A Savinov, V Chen, S Hinson, JW Lee, J Miller, DH Shibata, EI Shipsey, IPJ Pavlunin, V Cronin-Hennessy, D Lyon, AL Thorndike, EH Coan, TE Fadeyev, V Gao, YS Maravin, Y Narsky, I Stroynowski, R Ye, J Wlodek, T Artuso, M Benslama, K Boulahouache, C Bukin, K Dambasuren, E Majumder, G Mountain, R Skwarnicki, T Stone, S Wang, JC Wolf, A Kopp, S Kostin, M Mahmood, AH Csorna, SE Danko, I McLean, KW Xu, Z Godang, R Bonvicini, G Cinabro, D Dubrovin, M McGee, S Zhou, GJ Bornheim, A Lipeles, E Pappas, SP Shapiro, A Sun, WM Weinstein, AJ Jaffe, DE Mahapatra, R Masek, G Paar, HP Asner, DM Eppich, A Hill, TS Morrison, RJ Nelson, HN Briere, RA Chen, GP Ferguson, T Vogel, H Alexander, JP Bebek, C Berger, BE Berkelman, K Blanc, F Boisvert, V Cassel, DG Drell, PS Duboscq, JE Ecklund, KM Ehrlich, R Gaidarev, P Gibbons, L Gittelman, B Gray, SW Hartill, DL Heltsley, BK Hsu, L Jones, CD Kandaswamy, J Kreinick, DL Lohner, M Magerkurth, A Meyer, TO Mistry, NB Nordberg, E Palmer, M Patterson, JR Peterson, D Riley, D Romano, A Schwarthoff, H Thayer, JG Urner, D Valant-Spaight, B Viehhauser, G Warburton, A Avery, P Prescott, C Rubiera, AI Stoeck, H Yelton, J
Citation
G. Brandenburg et al., Rate measurement of D0 -> K+pi-pi 0 and constraints on D-0 D(0)over-bar mixing - art. no. 071802, PHYS REV L, 8707(7), 2001, pp. 1802
Citations number
18
Language
INGLESE
art.tipo
Article
Categorie Soggetti
Physics
Journal title
PHYSICAL REVIEW LETTERS
ISSN journal
0031-9007 → ACNP
Volume
8707
Issue
7
Year of publication
2001
Database
ISI
SICI code
0031-9007(20010813)8707:7<1802:RMOD-K>2.0.ZU;2-#
Abstract
We present an observation and time-integrated rate measurement of the decay D-0-->K(+)pi (-)pi (0) produced in 9 fb(-1) of e(+)e(-) collisions near th e Y(4S) resonance. The signal is inconsistent with an upward fluctuation of the background by 4.9 standard deviations. We measured the time-integrated rate of D-0-->K(+)pi (-)pi (0) normalized to the rate of (D-0) over bar -- > K(+)pi (-)pi (0) to be 0.0043(-0.0010)(+0.0011) (stat) +/- 0.0007 (syst).