Journal article

Observation of the ψ(4415) → D(D)over-bar2*(2460) decay using initial-state radiation


Authors listPakhlova, G.; Adachi, I.; Aihara, H.; Arinstein, K.; Aulchenko, V.; Aushev, T.; Bakich, A. M.; Balagura, V.; Barberio, E.; Bedny, I.; Belous, K.; Bitenc, U.; Bondar, A.; Bracko, M.; Brodzicka, J.; Browder, T. E.; Chen, A.; Chen, W. T.; Cheon, B. G.; Chiang, C. -C.; Chistov, R.; Cho, I. -S.; Choi, Y.; Dalseno, J.; Danilov, M.; Dash, M.; Drutskoy, A.; Eidelman, S.; Epifanov, D.; Gabyshev, N.; Golob, B.; Ha, H.; Haba, J.; Hayasaka, K.; Hazumi, M.; Heffernan, D.; Hoshi, Y.; Hou, W. -S.; Hsiung, Y. B.; Hyun, H. J.; Inami, K.; Ishikawa, A.; Ishino, H.; Itoh, R.; Iwasaki, M.; Iwasaki, Y.; Joshi, N. J.; Kah, D. H.; Kang, J. H.; Kawasaki, T.; Kibayashi, A.; Kichimi, H.; Kim, H. J.; Kim, H. O.; Kim, Y. J.; Kinoshita, K.; Korpar, S.; Krizan, P.; Krokovny, P.; Kumar, R.; Kuo, C. C.; Kuzmin, A.; Kwon, Y. -J.; Lange, J. S.; Lee, M. J.; Lee, S. E.; Lesiak, T.; Lin, S. -W.; Liventsev, D.; Mandl, F.; Marlow, D.; McOnie, S.; Medvedeva, T.; Miyake, H.; Mizuk, R.; Mohapatra, D.; Moloney, G. R.; Nagasaka, Y.; Nakano, E.; Nakao, M.; Nakazawa, H.; Nishida, S.; Nitoh, O.; Ogawa, S.; Ohshima, T.; Okuno, S.; Olsen, S. L.; Ozaki, H.; Pakhlov, P.; Park, H.; Park, K. S.; Peak, L. S.; Pestotnik, R.; Piilonen, L. E.; Poluektov, A.; Sakai, Y.; Schneider, O.; Schwanda, C.; Senyo, K.; Shapkin, M.; Shen, C. P.; Shibuya, H.; Shiu, J. -G.; Shwartz, B.; Singh, J. B.; Somov, A.; Stanic, S.; Sumiyoshi, T.; Takasaki, F.; Tamai, K.; Tanaka, M.; Taylor, G. N.; Teramoto, Y.; Tikhomirov, I.; Uehara, S.; Ueno, K.; Uglov, T.; Unno, Y.; Uno, S.; Usov, Y.; Varner, G.; Vinokurova, A.; Wang, C. H.; Wang, M. -Z.; Wang, P.; Wang, X. L.; Watanabe, Y.; Won, E.; Yabsley, B. D.; Yamaguchi, A.; Yamashita, Y.; Yamauchi, M.; Yuan, C. Z.; Zhang, C. C.; Zhang, L. M.; Zhang, Z. P.; Zhilich, V.; Zhulanov, V.; Zupanc, A.

Publication year2008

JournalPhysical Review Letters

Volume number100

Issue number6

ISSN0031-9007

DOI Linkhttps://doi.org/10.1103/PhysRevLett.100.062001

PublisherAmerican Physical Society


Abstract
We report measurements of the exclusive cross section for e(+)e(-)-> D(0)D(-)pi(+) over the center-of-mass energy range 4.0 GeV to 5.0 GeV with initial-state radiation and the first observation of the decay psi(4415)-> D(0)D(-)pi(+). From a study of the resonant substructure in psi(4415) decay we conclude that the psi(4415)-> D(0)D(-)pi(+) decay is dominated by psi(4415)-> D (D) over bar (*)(2)(2460). We obtain B(psi(4415)-> D(0)D(-)pi(+)(nonresonant))/B(psi(4415)-> D (D) over bar (*)(2)(2460)-> D(0)D(-)pi(+))< 0.22 at 90% C.L. The analysis is based on a data sample collected with the Belle detector with an integrated luminosity of 673 fb(-1).



Citation Styles

Harvard Citation stylePakhlova, G., Adachi, I., Aihara, H., Arinstein, K., Aulchenko, V., Aushev, T., et al. (2008) Observation of the ψ(4415) → D(D)over-bar2*(2460) decay using initial-state radiation, Physical Review Letters, 100(6), Article 062001. https://doi.org/10.1103/PhysRevLett.100.062001

APA Citation stylePakhlova, G., Adachi, I., Aihara, H., Arinstein, K., Aulchenko, V., Aushev, T., Bakich, A., Balagura, V., Barberio, E., Bedny, I., Belous, K., Bitenc, U., Bondar, A., Bracko, M., Brodzicka, J., Browder, T., Chen, A., Chen, W., Cheon, B., ...Zupanc, A. (2008). Observation of the ψ(4415) → D(D)over-bar2*(2460) decay using initial-state radiation. Physical Review Letters. 100(6), Article 062001. https://doi.org/10.1103/PhysRevLett.100.062001



Keywords


ANNIHILATION

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