Evidence for the eta(b)(2S) and Observation of h(b)(1P) -> eta(b)(1S)gamma and h(b)(2P) -> eta(b)(1S)gamma

  • Mizuk, R.
  • Asner, D. M.
  • Bondar, A.
  • Pedlar, T. K.
  • Adachi, I.
  • ... Cheon, Byung Gu
  • 외 168명
Citations

WEB OF SCIENCE

78
Citations

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99

초록

We report the first evidence for the eta(b)(2S) using the h(b)(2P) -> eta(b)(2S)gamma transition and the first observation of the h(b)(1P) -> eta(b)(1S)gamma and h(b)(2P) -> eta(b)(1S)gamma transitions. The mass and width of the eta(b)(1S) and eta(b)(2S) are measured to be m(eta b(1S)) = (9402.4 +/- 1.5 +/- 1.8) MeV/c(2), m eta(b(2S)) = (9999.0 +/- 3.5 +/- 2.8 -1.9) MeV/c(2), and Gamma(eta b)(1S) = (10.8(-3.7-2.0)(+4.0+4.5)) MeV. We also update the h(b)(1P) and h(b)(2P) mass measurements. We use a 133.4 fb(-1) data sample collected at energies near the d5S) resonance with the Belle detector at the KEKB asymmetric-energy e(+)e(-) collider.

키워드

HADRON DECAY PROCESSESQUARK-MODELANNIHILATION
제목
Evidence for the eta(b)(2S) and Observation of h(b)(1P) -> eta(b)(1S)gamma and h(b)(2P) -> eta(b)(1S)gamma
저자
Mizuk, R.Asner, D. M.Bondar, A.Pedlar, T. K.Adachi, I.Aihara, H.Arinstein, K.Aulchenko, V.Aushev, T.Aziz, T.Bakich, A. M.Bay, A.Belous, K.Bhardwaj, V.Bhuyan, B.Bischofberger, M.Bonvicini, G.Bozek, A.Bracko, M.Brodzicka, J.Browder, T. E.Chekelian, V.Chen, A.Chen, P.Cheon, Byung GuChilikin, K.Chistov, R.Cho, I. -S.Cho, K.Choi, S. -K.Choi, Y.Dalseno, J.Danilov, M.Dolezal, Z.Drasal, Z.Drutskoy, A.Eidelman, S.Epifanov, D.Fast, J. E.Gaur, V.Gabyshev, N.Garmash, A.Golob, B.Haba, J.Hara, T.Hayasaka, K.Hayashii, H.Horii, Y.Hoshi, Y.Hou, W. -S.Hsiung, Y. B.Hyun, H. J.Iijima, T.Ishikawa, A.Itoh, R.Iwabuchi, M.Iwasaki, Y.Iwashita, T.Jaegle, I.Julius, T.Kang, J. H.Kapusta, P.Kawasaki, T.Kim, H. J.Kim, H. O.Kim, J. H.Kim, K. T.Kim, M. J.Kim, Y. J.Kinoshita, K.Ko, B. R.Koblitz, S.Kodys, P.Korpar, S.Kouzes, R. T.Krizan, P.Krokovny, P.Kuhr, T.Kumita, T.Kuzmin, A.Kwon, Y. -J.Lange, J. S.Lee, S. -H.Li, J.Libby, J.Liu, C.Liu, Y.Liu, Z. Q.Liventsev, D.Louvot, R.Matvienko, D.McOnie, S.Miyabayashi, K.Miyata, H.Mohanty, G. B.Mohapatra, D.Moll, A.Muramatsu, N.Mussa, R.Nakao, M.Natkaniec, Z.Ng, C.Nishida, S.Nishimura, K.Nitoh, O.Nozaki, T.Ohshima, T.Okuno, S.Olsen, S. L.Onuki, Y.Pakhlov, P.Pakhlova, G.Park, C. W.Park, H.Pestotnik, R.Petric, M.Piilonen, L. E.Poluektov, A.Roehrken, M.Sakai, Y.Sandilya, S.Santel, D.Sanuki, T.Sato, Y.Schneider, O.Schwanda, C.Senyo, K.Seon, O.Sevior, M. E.Shapkin, M.Shen, C. P.Shibata, T. -A.Shiu, J. -G.Shwartz, B.Sibidanov, A.Simon, F.Smerkol, P.Sohn, Y. -S.Sokolov, A.Solovieva, E.Stanic, S.Staric, M.Sumihama, M.Sumiyoshi, T.Tanida, K.Tatishvili, G.Teramoto, Y.Tikhomirov, I.Trabelsi, K.Tsuboyama, T.Uchida, M.Uehara, S.Uglov, T.Unno, Y.Uno, S.Vanhoefer, P.Varner, G.Varvell, K. E.Vinokurova, A.Vorobyev, V.Wang, C. H.Wang, M. -Z.Wang, P.Wang, X. L.Watanabe, M.Watanabe, Y.Williams, K. M.Won, E.Yabsley, B. D.Yamaoka, J.Yamashita, Y.Yuan, C. Z.Zhang, Z. P.Zhilich, V.
DOI
10.1103/PhysRevLett.109.232002
발행일
2012-12
유형
Article
저널명
Physical Review Letters
109
23
페이지
1 ~ 6

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