Measurement of the e+e− → $$ {B}_s^0{\overline{B}}_s^0X $$ cross section in the energy range from 10.63 to 11.02 GeV using inclusive $$ {D}_s^{+} $$ and D0 production
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Published:2023-08-21
Issue:8
Volume:2023
Page:
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ISSN:1029-8479
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Container-title:Journal of High Energy Physics
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language:en
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Short-container-title:J. High Energ. Phys.
Author:
, Zhukova V.ORCID, Mizuk R.ORCID, Adachi I.ORCID, Aihara H.ORCID, Al Said S.ORCID, Asner D. M.ORCID, Atmacan H.ORCID, Aulchenko V.ORCID, Aushev T.ORCID, Ayad R.ORCID, Babu V.ORCID, Banerjee Sw.ORCID, Bauer M.ORCID, Behera P.ORCID, Belous K.ORCID, Bennett J.ORCID, Bernlochner F.ORCID, Bessner M.ORCID, Bilka T.ORCID, Biswas D.ORCID, Bobrov A.ORCID, Bodrov D.ORCID, Bondar A.ORCID, Borah J.ORCID, Bozek A.ORCID, Bračko M.ORCID, Branchini P.ORCID, Browder T. E.ORCID, Campajola M.ORCID, Cao L.ORCID, Červenkov D.ORCID, Chang M.-C.ORCID, Cheon B. G.ORCID, Chilikin K.ORCID, Cho H. E.ORCID, Cho K.ORCID, Choi S.-K.ORCID, Choi Y.ORCID, Choudhury S.ORCID, Cinabro D.ORCID, Das S.ORCID, De Nardo G.ORCID, De Pietro G.ORCID, Dhamija R.ORCID, Di Capua F.ORCID, Dong T. V.ORCID, Dubey S.ORCID, Ecker P.ORCID, Epifanov D.ORCID, Ferber T.ORCID, Ferlewicz D.ORCID, Fulsom B. G.ORCID, Gaur V.ORCID, Garmash A.ORCID, Giri A.ORCID, Goldenzweig P.ORCID, Gu T.ORCID, Gudkova K.ORCID, Hadjivasiliou C.ORCID, Hara T.ORCID, Hayasaka K.ORCID, Hazra S.ORCID, Hedges M. T.ORCID, Herrmann D.ORCID, Hou W.-S.ORCID, Hsu C.-L.ORCID, Inami K.ORCID, Ipsita N.ORCID, Ishikawa A.ORCID, Itoh R.ORCID, Iwasaki M.ORCID, Iwasaki Y.ORCID, Jacobs W. W.ORCID, Jang E.-J.ORCID, Jia S.ORCID, Jin Y.ORCID, Joo K. K.ORCID, Kaliyar A. B.ORCID, Kawasaki T.ORCID, Kiesling C.ORCID, Kim C. H.ORCID, Kim D. Y.ORCID, Kim K.-H.ORCID, Kim Y.-K.ORCID, Kinoshita K.ORCID, Kodyš P.ORCID, Korobov A.ORCID, Korpar S.ORCID, Kovalenko E.ORCID, Križan P.ORCID, Krokovny P.ORCID, Kumar M.ORCID, Kumar R.ORCID, Kuzmin A.ORCID, Kwon Y.-J.ORCID, Lai Y.-T.ORCID, Lam T.ORCID, Laurenza M.ORCID, Lee S. C.ORCID, Levit D.ORCID, Li L. K.ORCID, Libby J.ORCID, Lieret K.ORCID, Liventsev D.ORCID, Ma Y.ORCID, Masuda M.ORCID, Matsuda T.ORCID, Maurya S. K.ORCID, Meier F.ORCID, Merola M.ORCID, Metzner F.ORCID, Miyabayashi K.ORCID, Mohanty G. B.ORCID, Nakamura I.ORCID, Nakano T.ORCID, Nakao M.ORCID, Natkaniec Z.ORCID, Natochii A.ORCID, Nayak L.ORCID, Nisar N. K.ORCID, Nishida S.ORCID, Ogawa K.ORCID, Ogawa S.ORCID, Ono H.ORCID, Oskin P.ORCID, Pakhlov P.ORCID, Pakhlova G.ORCID, Pang T.ORCID, Pardi S.ORCID, Park H.ORCID, Park J.ORCID, Park S.-H.ORCID, Passeri A.ORCID, Patra S.ORCID, Paul S.ORCID, Pedlar T. K.ORCID, Pestotnik R.ORCID, Piilonen L. E.ORCID, Podobnik T.ORCID, Prencipe E.ORCID, Prim M. T.ORCID, Rout N.ORCID, Russo G.ORCID, Sahoo D.ORCID, Sakai Y.ORCID, Sandilya S.ORCID, Santelj L.ORCID, Savinov V.ORCID, Schnell G.ORCID, Schwanda C.ORCID, Schwartz A. J.ORCID, Seino Y.ORCID, Senyo K.ORCID, Shan W.ORCID, Shapkin M.ORCID, Sharma C.ORCID, Shiu J.-G.ORCID, Sokolov A.ORCID, Solovieva E.ORCID, Starič M.ORCID, Stottler Z. S.ORCID, Sumihama M.ORCID, Sutcliffe W.ORCID, Takizawa M.ORCID, Tanida K.ORCID, Tenchini F.ORCID, Tiwary R.ORCID, Trabelsi K.ORCID, Uchida M.ORCID, Unno Y.ORCID, Uno S.ORCID, Usov Y.ORCID, Vahsen S. E.ORCID, Varner G.ORCID, Vinokurova A.ORCID, Wang D.ORCID, Wang E.ORCID, Wang M.-Z.ORCID, Wang X. L.ORCID, Watanabe M.ORCID, Watanuki S.ORCID, Werbycka O.ORCID, Won E.ORCID, Yabsley B. D.ORCID, Yan W.ORCID, Yin J. H.ORCID, Yuan C. Z.ORCID, Yuan L.ORCID, Zhang Z. P.ORCID, Zhilich V.ORCID
Abstract
Abstract
We report the first measurement of the inclusive e+e−→$$ b\overline{b} $$
b
b
¯
→$$ {D}_s^{\pm } $$
D
s
±
X and e+e−→$$ b\overline{b} $$
b
b
¯
→ D0/$$ {\overline{D}}^0 $$
D
¯
0
X cross sections in the energy range from 10.63 to 11.02 GeV. Based on these results, we determine σ(e+e−→$$ {B}_s^0{\overline{B}}_s^0 $$
B
s
0
B
¯
s
0
X) and σ(e+e−→$$ B\overline{B} $$
B
B
¯
X) in the same energy range. We measure the fraction of $$ {B}_s^0 $$
B
s
0
events at Υ(10860) to be fs = ($$ {22.0}_{-2.1}^{+2.0} $$
22.0
−
2.1
+
2.0
)%. We determine also the ratio of the $$ {B}_s^0 $$
B
s
0
inclusive branching fractions $$ \mathcal{B} $$
B
($$ {B}_s^0 $$
B
s
0
→ D0/$$ {\overline{D}}^0 $$
D
¯
0
X)/$$ \mathcal{B} $$
B
($$ {B}_s^0 $$
B
s
0
→$$ {D}_s^{\pm } $$
D
s
±
X) = 0.416 ± 0.018 ± 0.092. The results are obtained using the data collected with the Belle detector at the KEKB asymmetric-energy e+e− collider.
Publisher
Springer Science and Business Media LLC
Subject
Nuclear and High Energy Physics
Reference30 articles.
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