Evidence for the decay D-0 -> K+pi(-)pi(+)pi(-) - art. no. 111101

Authors
Dytman, SA Savinov, V Chen, S Hinson, JW Lee, J Miller, DH Shibata, EI Shipsey, IPJ Pavlunin, V Cronin-Hennessy, D Lyon, AL Park, W Thorndike, EH Coan, TE Gao, YS Liu, F Maravin, Y Narsky, I Stroynowski, R Ye, J Artuso, M Boulahouache, C Bukin, K Dambasuren, E Majumder, G Mountain, R Skwarnicki, T Stone, S Wang, JC Zhao, H Kopp, S Kostin, M Mahmood, AH Csorna, SE Danko, I McLean, KW Xu, Z Bonvicini, G Cinabro, D Dubrovin, M McGee, S Bornheim, A Lipeles, E Pappas, SP Shapiro, A Sun, WM Weinstein, AJ Mahapatra, R Masek, G Paar, HP Morrison, RJ Nelson, HN Briere, RA Chen, GP Ferguson, T Vogel, H Alexander, JP Bebek, C Berkelman, K Blanc, F Boisvert, V Cassel, DG Drell, PS Duboscq, JE Ecklund, KM Ehrlich, R Gibbons, L Gittelman, B Gray, SW Hartill, DL Heltsley, BK Hsu, L Jones, CD Kandaswamy, J Kreinick, DL Lohner, M Magerkurth, A Mahlke-Kruger, H Meyer, TO Mistry, NB Nordberg, E Palmer, M Patterson, JR Peterson, D Pivarski, J Riley, D Schwarthoff, H Thayer, JG Urner, D Valant-Spaight, B Viehhauser, G Warburton, A Weinberger, M Athar, SB Avery, P Prescott, C Stoeck, H Yelton, J Brandenburg, G Ershov, A Kim, DYJ Wilson, R Benslama, K Eisenstein, BI Ernst, J Gladding, GE Gollin, GD Hans, RM Karliner, I Lowrey, N 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 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
Citation
Sa. Dytman et al., Evidence for the decay D-0 -> K+pi(-)pi(+)pi(-) - art. no. 111101, PHYS REV D, 6411(11), 2001, pp. 1101
Citations number
21
Language
INGLESE
art.tipo
Article
Categorie Soggetti
Physics
Journal title
PHYSICAL REVIEW D
ISSN journal
0556-2821 → ACNP
Volume
6411
Issue
11
Year of publication
2001
Database
ISI
SICI code
0556-2821(200112)6411:11<1101:EFTDD->2.0.ZU;2-5
Abstract
We present a search for the "wrong-sign" decay D0---> K+ pi (-) pi (+) pi ( -) using 9 fb(-1) of e(+)e(-) collisions on and just below the Y(4S) resona nce. This decay can occur either through a doubly Cabibbo-buppressed proces s or through mixing to a (D) over bar (0) followed by a Cabibbo-favored pro cess. Our result for the time-integrated wrong-sign rate relative to the de cay D-0-->K- pi (+) pi (-) pi (+) is (0.0041(-0.0011)(+0.0012)(stat)+/-0.00 04(syst))x(1.07 +/-0.10)(phase space). which has a statistical significance of 3.9 standard deviations.