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rdf:type
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Description
| - Using samples of 102 million Upsilon(1S) and 158 million Upsilon(2S) events collected with the Belle detector, we study exclusive hadronic decays of these two bottomonium resonances to (KSK+)-K-0 pi(-) and charge-conjugate (c.c.) states, pi(+) pi(-) pi(0) pi(0), and pi(+) pi(-) pi(0), and to the two-body Vector-Pseudoscalar (K*(892)0 (K) over bar (0) + c.c., K*(892)K--(+) + c.c., omega pi(0), and rho pi) final states. For the first time, signals are observed in the modes Upsilon(1S) -> K-S(0) K+ pi(-) + c.c., pi(+) pi(-) pi(0) pi(0), and Upsilon(2S) -> pi(+) pi(-) pi(0) pi(0), and evidence is found for the modes Upsilon(1S) -> pi(+) pi(-) pi(0), K-*(892)(0)(K) over bar (0) + c.c., and Upsilon(2S) -> K-S(0) K+ pi(-) + c.c. Branching fractions are measured for all the processes, while 90% confidence level upper limits on the branching fractions are also set for the modes with a statistical significance of less than 3 sigma. The ratios of the branching fractions of Upsilon(2S) and Upsilon(1S) decays into the same final state are used to test a perturbative QCD prediction for Okubo-Zweig-Iizuka- suppressed bottomonium decays.
- Using samples of 102 million Upsilon(1S) and 158 million Upsilon(2S) events collected with the Belle detector, we study exclusive hadronic decays of these two bottomonium resonances to (KSK+)-K-0 pi(-) and charge-conjugate (c.c.) states, pi(+) pi(-) pi(0) pi(0), and pi(+) pi(-) pi(0), and to the two-body Vector-Pseudoscalar (K*(892)0 (K) over bar (0) + c.c., K*(892)K--(+) + c.c., omega pi(0), and rho pi) final states. For the first time, signals are observed in the modes Upsilon(1S) -> K-S(0) K+ pi(-) + c.c., pi(+) pi(-) pi(0) pi(0), and Upsilon(2S) -> pi(+) pi(-) pi(0) pi(0), and evidence is found for the modes Upsilon(1S) -> pi(+) pi(-) pi(0), K-*(892)(0)(K) over bar (0) + c.c., and Upsilon(2S) -> K-S(0) K+ pi(-) + c.c. Branching fractions are measured for all the processes, while 90% confidence level upper limits on the branching fractions are also set for the modes with a statistical significance of less than 3 sigma. The ratios of the branching fractions of Upsilon(2S) and Upsilon(1S) decays into the same final state are used to test a perturbative QCD prediction for Okubo-Zweig-Iizuka- suppressed bottomonium decays. (en)
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Title
| - Measurement of exclusive Upsilon(1S) and Upsilon(2S) decays into vector-pseudoscalar final states
- Measurement of exclusive Upsilon(1S) and Upsilon(2S) decays into vector-pseudoscalar final states (en)
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skos:prefLabel
| - Measurement of exclusive Upsilon(1S) and Upsilon(2S) decays into vector-pseudoscalar final states
- Measurement of exclusive Upsilon(1S) and Upsilon(2S) decays into vector-pseudoscalar final states (en)
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skos:notation
| - RIV/00216208:11320/13:10193195!RIV14-MSM-11320___
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http://linked.open...avai/riv/aktivita
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http://linked.open...avai/riv/aktivity
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http://linked.open...iv/cisloPeriodika
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http://linked.open...vai/riv/dodaniDat
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http://linked.open...aciTvurceVysledku
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http://linked.open.../riv/druhVysledku
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http://linked.open...iv/duvernostUdaju
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http://linked.open...titaPredkladatele
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http://linked.open...dnocenehoVysledku
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http://linked.open...ai/riv/idVysledku
| - RIV/00216208:11320/13:10193195
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http://linked.open...riv/jazykVysledku
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http://linked.open.../riv/klicovaSlova
| - kekb; meson; identification; belle (en)
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http://linked.open.../riv/klicoveSlovo
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http://linked.open...odStatuVydavatele
| - US - Spojené státy americké
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http://linked.open...ontrolniKodProRIV
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http://linked.open...i/riv/nazevZdroje
| - Physical Review D - Particles, Fields, Gravitation and Cosmology
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http://linked.open...in/vavai/riv/obor
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http://linked.open...ichTvurcuVysledku
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http://linked.open...cetTvurcuVysledku
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http://linked.open...UplatneniVysledku
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http://linked.open...v/svazekPeriodika
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http://linked.open...iv/tvurceVysledku
| - Cho, K.
- Drásal, Zbyněk
- Doležal, Zdeněk
- Kodyš, Peter
- Adachi, I.
- Aihara, H.
- Chen, P.
- Leitner, Rupert
- Bischofberger, M.
- Yuan, C. Z.
- Asner, D. M.
- Aulchenko, V.
- Bakich, A. M.
- Bhuyan, B.
- Boček, A.
- Bracko, M.
- Browder, T. E.
- Chekelian, V.
- Chen, A.
- Cheon, B. G.
- Chilikin, K.
- Cho, I. -S.
- Choi, Y.
- Danilov, M.
- Drutskoy, A.
- Dalseno, J.
- Shen, C. P.
- Dingfelder, J.
- Bala, A.
- Chobanova, V.
- Cinabro, D.
- Dutta, D.
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http://linked.open...ain/vavai/riv/wos
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http://linked.open...n/vavai/riv/zamer
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issn
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number of pages
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http://bibframe.org/vocab/doi
| - 10.1103/PhysRevD.88.011102
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http://localhost/t...ganizacniJednotka
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