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arxiv: 1802.03119 · v1 · submitted 2018-02-09 · ✦ hep-ex

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Measurements of absolute branching fractions for D mesons decays into two pseudoscalar mesons

M.Ablikim , M.N.Achasov , S. Ahmed , M.Albrecht , A.Amoroso , F.F.An , Q.An , J.Z.Bai
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Y.Bai O.Bakina R.Baldini Ferroli Y.Ban D.W.Bennett J.V.Bennett N.Berger M.Bertani D.Bettoni J.M.Bian F.Bianchi E.Boger I.Boyko R.A.Briere H.Cai X.Cai O. Cakir A.Calcaterra G.F.Cao S.A.Cetin J.Chai J.F.Chang G.Chelkov G.Chen H.S.Chen J.C.Chen M.L.Chen P.L.Chen S.J.Chen X.R.Chen Y.B.Chen X.K.Chu G.Cibinetto H.L.Dai J.P.Dai A.Dbeyssi D.Dedovich Z.Y.Deng A.Denig I.Denysenko M.Destefanis F.DeMori Y.Ding C.Dong J.Dong L.Y.Dong M.Y.Dong Z.L.Dou S.X.Du P.F.Duan J.Fang S.S.Fang Y.Fang R.Farinelli L.Fava S.Fegan F.Feldbauer G.Felici C.Q.Feng E.Fioravanti M. Fritsch C.D.Fu Q.Gao X.L.Gao Y.Gao Y.G.Gao Z.Gao I.Garzia K.Goetzen L.Gong W.X.Gong W.Gradl M.Greco M.H.Gu Y.T.Gu A.Q.Guo R.P.Guo Y.P.Guo Z.Haddadi S.Han X.Q.Hao F.A.Harris K.L.He X.Q.He F.H.Heinsius T.Held Y.K.Heng T.Holtmann Z.L.Hou H.M.Hu T.Hu Y.Hu G.S.Huang J.S.Huang X.T.Huang X.Z.Huang Z.L.Huang T.Hussain W.Ikegami Andersson Q.Ji Q.P.Ji X.B.Ji X.L.Ji X.S.Jiang X.Y.Jiang J.B.Jiao Z.Jiao D.P.Jin S.Jin Y.Jin T.Johansson A.Julin N.Kalantar-Nayestanaki X.L.Kang X.S.Kang M.Kavatsyuk B.C.Ke T.Khan A.Khoukaz P. Kiese R.Kliemt L.Koch O.B.Kolcu B.Kopf M.Kornicer M.Kuemmel M.Kuessner M.Kuhlmann A.Kupsc W.K\"uhn J.S.Lange M.Lara P. Larin L.Lavezzi H.Leithoff C.Leng C.Li ChengLi D.M.Li F.Li F.Y.Li G.Li H.B.Li H.J.Li J.C.LI JinLi K.J.Li KangLi KeLi LeiLi P.L.Li P.R.Li Q.Y.Li W.D.Li W.G.Li X.L.Li X.N.Li X.Q.Li Z.B.Li H.Liang Y.F.Liang Y.T.Liang G.R.Liao D.X.Lin B.Liu B.J.Liu C.X.Liu D.Liu F.H.Liu FangLiu FengLiu H.B.Liu H.M.Liu HuanhuanLiu HuihuiLiu J.B.Liu J.P.Liu J.Y.Liu K.Liu K.Y.Liu KeLiu L.D.Liu P.L.Liu Q.Liu S.B.Liu X.Liu Y.B.Liu Z.A.Liu ZhiqingLiu Y. F.Long X.C.Lou H.J.Lu J.G.Lu Y.LU Y.P.Lu C.L.Luo M.X.Luo X.L.Luo X.R.Lyu F.C.Ma H.L.Ma L.L. Ma M.M.Ma Q.M.Ma T.Ma X.N.Ma X.Y.Ma Y.M.Ma F.E.Maas M.Maggiora Q.A.Malik Y.J.Mao Z.P.Mao S.Marcello Z.X.Meng J.G.Messchendorp G.Mezzadri J.Min T.J.Min R.E.Mitchell X.H.Mo Y.J.Mo C.Morales Morales N.Yu.Muchnoi H.Muramatsu A.Mustafa Y.Nefedov F.Nerling I.B.Nikolaev Z.Ning S.Nisar S.L.Niu X.Y.Niu S.L.Olsen Q.Ouyang S.Pacetti Y.Pan M.Papenbrock P.Patteri M.Pelizaeus J.Pellegrino H.P.Peng K.Peters J.Pettersson J.L.Ping R.G.Ping A.Pitka R.Poling V.Prasad H.R.Qi M.Qi S.Qian C.F.Qiao N.Qin X.S.Qin Z.H.Qin J.F.Qiu K.H.Rashid C.F.Redmer M.Richter M.Ripka M.Rolo G.Rong Ch.Rosner A.Sarantsev M.Savri\'e C.Schnier K.Schoenning W.Shan M.Shao C.P.Shen P.X.Shen X.Y.Shen H.Y.Sheng J.J.Song W.M.Song X.Y.Song S.Sosio C.Sowa S.Spataro G.X.Sun J.F.Sun L.Sun S.S.Sun X.H.Sun Y.J.Sun Y.KSun Y.Z.Sun Z.J.Sun Z.T.Sun C.J.Tang G.Y.Tang X.Tang I.Tapan M.Tiemens B.Tsednee I.Uman G.S.Varner B.Wang B.L.Wang D.Wang D.Y.Wang DanWang K.Wang L.L.Wang L.S.Wang M.Wang MengWang P.Wang P.L.Wang W.P.Wang X.F. Wang Y.Wang Y.D.Wang Y.F.Wang Y.Q.Wang Z.Wang Z.G.Wang Z.Y.Wang ZongyuanWang T.Weber D.H.Wei J.H.Wei P.Weidenkaff S.P.Wen U.Wiedner M.Wolke L.H.Wu L.J.Wu Z.Wu L.Xia Y.Xia D.Xiao H.Xiao Y.J.Xiao Z.J.Xiao Y.G.Xie Y.H.Xie X.A.Xiong Q.L.Xiu G.F.Xu J.J.Xu L.Xu Q.J.Xu Q.N.Xu X.P.Xu L.Yan W.B.Yan W.C.Yan Y.H.Yan H.J.Yang H.X.Yang L.Yang Y.H.Yang Y.X.Yang M.Ye M.H.Ye J.H.Yin Z.Y.You B.X.Yu C.X.Yu J.S.Yu C.Z.Yuan Y.Yuan A.Yuncu A.A.Zafar Y.Zeng Z.Zeng B.X.Zhang B.Y.Zhang C.C.Zhang D.H.Zhang H.H.Zhang H.Y.Zhang J.Zhang J.L.Zhang J.Q.Zhang J.W.Zhang J.Y.Zhang J.Z.Zhang K.Zhang L.Zhang S.Q.Zhang X.Y.Zhang Y.H.Zhang Y.T.Zhang YangZhang YaoZhang YuZhang Z.H.Zhang Z.P.Zhang Z.Y.Zhang G.Zhao J.W.Zhao J.Y.Zhao J.Z.Zhao LeiZhao LingZhao M.G.Zhao Q.Zhao S.J.Zhao T.C.Zhao Y.B.Zhao Z.G.Zhao A.Zhemchugov B.Zheng J.P.Zheng Y.H.Zheng B.Zhong L.Zhou X.Zhou X.K.Zhou X.R.Zhou X.Y.Zhou J.Zhu K.Zhu K.J.Zhu S.Zhu S.H.Zhu X.L.Zhu Y.C.Zhu Y.S.Zhu Z.A.Zhu J.Zhuang B.S.Zou J.H.Zou
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classification ✦ hep-ex
keywords primebranchingfractionsabsolutedatadecaysmeasurementsmesons
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Using a data sample of $e^+e^-$ collision data with an integrated luminosity of 2.93 fb$^{-1}$ taken at the center-of-mass energy $\sqrt s= 3.773$~GeV with the BESIII detector operating at the BEPCII storage rings, we measure the absolute branching fractions of the two-body hadronic decays $D^+\to \pi^+\pi^0$, $K^+ \pi^0$, $\pi^+ \eta$, $K^+\eta$, $\pi^+\eta^\prime$, $K^+\eta^\prime$, $K_S^0 \pi^+$, $K_S^0 K^+$, and $D^0\to \pi^+ \pi^-$, $K^+ K^-$, $K^\mp \pi^\pm$, $K_S^0 \pi^0$, $K_S^0 \eta$, $K_S^0 \eta^\prime$. Our results are consistent with previous measurements within uncertainties. Among them, the branching fractions for $D^+\to\pi^+\pi^0$, $K^+\pi^0$, $\pi^+\eta$, $\pi^+\eta^\prime$, $K_S^0 \pi^+$, $K_S^0 K^+$ and $D^0 \to K_S^0 \pi^0$, $K_S^0 \eta$, $K_S^0 \eta^\prime$ are determined with improved precision compared to the world average values.

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