TY  - JOUR
JF  - PHYS REV LETT
KW  - BELLE
A1  - Gabyshev, N
A1  - Abe, K
A1  - Abe, K
A1  - Adachi, I
A1  - Aihara, H
A1  - Asano, Y
A1  - Aulchenko, V
A1  - Aushev, T
A1  - Bakich, AM
A1  - Bitenc, U
A1  - Bizjak, I
A1  - Blyth, S
A1  - Bondar, A
A1  - Bozek, A
A1  - Bracko, M
A1  - Brodzicka, J
A1  - Browder, TE
A1  - Chang, P
A1  - Chao, Y
A1  - Chen, A
A1  - Chen, WT
A1  - Cheon, BG
A1  - Chistov, R
A1  - Choi, SK
A1  - Choi, Y
A1  - Chuvikov, A
A1  - Cole, S
A1  - Dalseno, J
A1  - Danilov, M
A1  - Dash, M
A1  - Drutskoy, A
A1  - Eidelman, S
A1  - Enari, Y
A1  - Fratina, S
A1  - Gershon, T
A1  - Gokhroo, G
A1  - Golob, B
A1  - Gorisek, A
A1  - Hara, T
A1  - Hayashii, H
A1  - Hazumi, M
A1  - Hokuue, T
A1  - Hoshi, Y
A1  - Hou, S
A1  - Hou, WS
A1  - Hsiung, YB
A1  - Iijima, T
A1  - Imoto, A
A1  - Inami, K
A1  - Ishikawa, A
A1  - Itoh, R
A1  - Iwasaki, M
A1  - Iwasaki, Y
A1  - Kang, JH
A1  - Kang, JS
A1  - Kataoka, SU
A1  - Katayama, N
A1  - Kawai, H
A1  - Kawasaki, T
A1  - Khan, HR
A1  - Kichimi, H
A1  - Kim, HJ
A1  - Kim, HO
A1  - Kim, SK
A1  - Kim, SM
A1  - Kinoshita, K
A1  - Korpar, S
A1  - Krokovny, P
A1  - Kumar, S
A1  - Kuo, CC
A1  - Kuzmin, A
A1  - Kwon, YJ
A1  - Lange, JS
A1  - Leder, G
A1  - Lesiak, T
A1  - Lin, SW
A1  - Mandl, F
A1  - Matsumoto, T
A1  - Mikami, Y
A1  - Mitaroff, W
A1  - Miyake, H
A1  - Miyata, H
A1  - Mizuk, R
A1  - Nagamine, T
A1  - Nagasaka, Y
A1  - Nakano, E
A1  - Nakao, M
A1  - Nakazawa, H
A1  - Natkaniec, Z
A1  - Nishida, S
A1  - Nitoh, O
A1  - Ogawa, S
A1  - Ohshima, T
A1  - Okabe, T
A1  - Okuno, S
A1  - Olsen, SL
A1  - Onuki, Y
A1  - Ozaki, H
A1  - Palka, H
A1  - Park, CW
A1  - Park, H
A1  - Parslow, N
A1  - Peak, LS
A1  - Pestotnik, R
A1  - Piilonen, LE
A1  - Rozanska, M
A1  - Sagawa, H
A1  - Sakai, Y
A1  - Sato, N
A1  - Schietinger, T
A1  - Schneider, O
A1  - Schwartz, AJ
A1  - Senyo, K
A1  - Seuster, R
A1  - Sevior, ME
A1  - Shibuya, H
A1  - Sidorov, V
A1  - Singh, JB
A1  - Somov, A
A1  - Stamen, R
A1  - Stanic, S
A1  - Staric, M
A1  - Sumiyoshi, T
A1  - Suzuki, SY
A1  - Tajima, O
A1  - Takasaki, F
A1  - Tamai, K
A1  - Tamura, N
A1  - Tanaka, M
A1  - Teramoto, Y
A1  - Tian, XC
A1  - Tsuboyama, T
A1  - Tsukamoto, T
A1  - Uehara, S
A1  - Uglov, T
A1  - Ueno, K
A1  - Uno, S
A1  - Urquijo, P
A1  - Varner, G
A1  - Varvell, KE
A1  - Villa, S
A1  - Wang, CH
A1  - Wang, MZ
A1  - Xie, QL
A1  - Yabsley, BD
A1  - Yamaguchi, A
A1  - Yamamoto, H
A1  - Yamashita, Y
A1  - Yamauchi, M
A1  - Yang, H
A1  - Zhang, CC
A1  - Zhang, J
A1  - Zhang, LM
A1  - Zhang, ZP
A1  - Zhilich, V
A1  - Zontar, D
A1  - Belle Cobbaration
ID  - discovery1308526
N2  - Using a sample of 152x10(6) B (B) over bar pairs accumulated with the Belle detector at the KEKB e(+)e(-) collider, we study the decay mechanism of three-body charmed decay B-->Lambda(+)(c)(p) over bar pi(-). The intermediate two-body decay B-->Sigma(c)(2455)(0)(p) over bar is observed for the first time with a branching fraction of (3.7 +/- 0.7 +/- 0.4 +/- 1.0)x10(-5) and a statistical significance of 8.4 sigma. We also observe a low-mass enhancement in the (Lambda(+)(c)(p) over bar) system, which can be parametrized as a Breit-Wigner function with a mass of (3.35(-0.02)(+0.01)+/- 0.02) GeV/c(2) and a width of (0.07(-0.03)(+0.04)+/- 0.04) GeV/c(2). We measure its branching fraction to be (3.9(-0.7)(+0.8)+/- 0.4 +/- 1.0)x10(-5) with a statistical significance of 6.2 sigma. The errors are statistical, systematic, and that of the Lambda(+)(c)-> pK(-)pi(+) decay branching fraction.
SN  - 0031-9007
PB  - AMERICAN PHYSICAL SOC
UR  - http://dx.doi.org/10.1103/PhysRevLett.97.242001
N1  - © 2006 The American Physical Society
IS  - 24
TI  - Study of decay mechanisms in B-->Lambda(+)(c)p pi(-) decays and observation of low-mass structure in the Lambda(+)(c)p system
AV  - public
Y1  - 2006/12/15/
VL  - 97
ER  -