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-Reference-Cited by-同舟云学术

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

Published:2023-08-21 Issue:8 Volume:2023 Page:
ISSN:1029-8479
Container-title:Journal of High Energy Physics
language:en
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

Link

https://link.springer.com/content/pdf/10.1007/JHEP08(2023)131.pdf

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