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j.urn.l of Th.rmal s.ien.e 2012年第2期21卷 127-135页

作者： s. j. geng n. x. chen h. w. zhang w. g. huang In.0}itute of En.in.erin. Th.rmoph.s.cs Chinese Academy of Sciences EO. Box 2706 Beijing 100190 China

It is.w.ll kn.w.1}th.t in.reas.n. th. rotation.l velocity is.an.effective w.y to in.reas. th. total pres.ure ratio. w.th.in.reas.n. flow.velocity es.ecially un.er th. con.ition.of tran.0}n.c flow.in.th. s.pers.n.c reg.on. w.3}re ex.s. s.ron. s.ock w.ves. th. s.ock w.ve los. becomes.main.an. importan.. s.multan.ous.y, th.re occurs.boun.ary layer s.paration.due to th. s.ock w.ve / boun.ary layer in.eraction. In.th. pres.n. paper th. tran.0}n.c compres.or blades.w.re s.udied an. an.lyzed to fin. a proper an. s.mple w.y to reduce th. s.ock w.ve los. by optimizin. th. s.ction.s.rface con.ig.ration.or con.rollin. th. g.adien. of is.n.ropic Mach.n.mber on.th. s.ction.s.rface. A n.vier-s.okes.s.lver combin.d w.th.a modified des.g.2}alg.rith. w.s.developed an. us.d. Th. n.s. s.n.le rotor for tran.0}n.c flow.compres.or w.s.s.rved as.a n.merical ex.mple to s.ow.th. effectiven.s. of th.s.meth.d. Tw. cas.s.for both.orig.n.l an. modified rotors.w.re an.lyzed an. compared.

关键词： Tran.0}n.c compres.or s.ock w.ve los. efficien.y improvemen. blade optimization

s.CF con.eptual des.g.1}report (Volume 1): Ph.s.cs.& detector

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Fron.iers.of ph.s.cs 2024年第1期19卷 1-154页

作者： M.Ach.s.v x.C.Ai L.P.An.R.Aliberti Q.An.x.Z.Bai Y.Bai O.Bakin. A.Barn.akov V.Blin.v V.Bobrovn.kov D.Bodrov A.Bog.myag.ov A.Bon.ar I.Boyko Z.h.Bu F.M.Cai h.Cai j.j.Cao Q.h.Cao x.Cao Z.Cao Q.Ch.n. K.T.Ch.o D.Y.chen h.chen h.x.chen j.F.chen K.chen L.L.chen P.chen s.L.chen s.M.chen s.chen s.P.chen w.chen x.chen x.F.chen x.R.chen Y.chen Y.Q.chen h.Y.cheng.j.cheng.s.cheng.T.g.cheng.j.P.Dai L.Y.Dai x.C.Dai D.Dedovich.A.Den.g.I.Den.s.n.o j.M.Dias.D.Z.Din. L.Y.Don. w.h.Don. V.Druzh.n.n.D.s.Du Y.j.Du Z.g.Du L.M.Duan.D.Epifan.v Y.L.Fan.s.s.Fan. Z.j.Fan. g.Fedotovich.C.Q.Fen. x.Fen. Y.T.Fen. j.L.Fu j.g.o Y.n.g.o P.s.g. C.Q.geng L.s.geng A.g.lman.L.g.n. T.g.n. B.g.u w.g.adl j.L.g. A.g.evara L.C.g.i A.Q.g.o F.K.g.o j.C.g.o j.g.o Y.P.g.o Z.h.g.o A.g.s.ov K.L.h.n.L.h.n.M.h.n.x.Q.h.o j.B.h. s.Q.h. x.g.h. Y.L.h. Z.B.h. Z.x.h.n. B.L.h.u T.j.h.u Y.R.h.u C.Y.h. h.M.h. K.h. R.j.h. w.h.h. x.h.h. Y.C.h. j.h.a g.s.huang j.s.huang M.huang Q.Y.huang w.Q.huang x.T.huang x.j.huang Y.B.huang Y.s.huang n.h.s.en.V.Ivan.v Q.P.j. j.j.j.a s.j.a Z.K.j.a h.B.j.an. j.j.an. s.Z.j.an. j.B.j.ao Z.j.ao h.j.j.n. x.L.Kan. x.s.Kan. B.C.Ke M.Ken.ie A.Kh.ukaz I.Koop E.Kravchenko A.Kuzmin.Y.Lei E.Levich.v C.h.Li C.Li D.Y.Li F.Li g.Li g.Li h.B.Li h.Li h.n.Li h.j.Li h.L.Li j.M.Li j.Li L.Li L.Li L.Y.Li n.Li P.R.Li R.h.Li s.Li T.Li w.j.Li x.Li x.h.Li x.Q.Li x.h.Li Y.Li Y.Y.Li Z.j.Li h.Lian. j.h.Lian. Y.T.Lian. g.R.Liao L.Z.Liao Y.Liao C.x.Lin.D.x.Lin.x.s.Lin.B.j.Liu C.w.Liu D.Liu F.Liu g.M.Liu h.B.Liu j.Liu j.j.Liu j.B.Liu K.Liu K.Y.Liu K.Liu L.Liu Q.Liu s.B.Liu T.Liu x.Liu Y.w.Liu Y.Liu Y.L.Liu Z.Q.Liu Z.Y.Liu Z.w.Liu I.Log.s.en.o Y.Lon. C.g.Lu j.x.Lu n.Lu Q.F.Lü Y.Lu Y.Lu Z.Lu P.Lukin.F.j.Luo T.Luo x.F.Luo Y.h.Luo h.j.Lyu x.R.Lyu j.P.Ma P.Ma Y.Ma Y.M.Ma F.Maas.s.Malde D.Matvien.o Z.x.Men. R.Mitch.ll A.n.fediev Y.n.fedov s.L.Ols.n.Q.Ouyan. P.Pakh.ov g.Pakh.ova x.Pan.Y.Pan.E.Pas.emar Y.P.Pei h.P.Pen. L.Pen. x.Y.Pen. x.j.Pen. K.Peters.s.Pivovarov E.Pyata B.B.Qi Y.Q.Qi w.B.Qian.Y.Qian.C.F.Qiao j.j.Qin.j.j.Qin.L.Q.Qin.x.s.Qin.T.L.Qiu j.Rademacker C.F.Redmer h.Y.s.n. An.ui Un.vers.ty Hefei 230039China Beih.n. Un.vers.ty Beijing 100191China Budker In.0}itute of n.clear Ph.s.cs Novosibirsk 630090Russia CAs.Key Laboratory of Th.oretical Ph.s.cs Institute of Theoretical PhysicsChinese Academy of SciencesBeijing 100190China Caven.is. Laboratory University of CambridgeJJ Thomson AveCambridge CB30HEUnited Kingdom Cen.ral Ch.n. n.rmal Un.vers.ty Wuhan 430079China Cen.ral s.uth.Un.vers.ty Changsha 410083China Ch.n. Un.vers.ty of g.os.ien.es Wuhan 430074China Ch.n. Un.vers.ty of Min.n. an. Tech.0}log. Xuzhou 221116China École Polytech.0}que Fédérale de Laus.n.e(EPFL) LausanneSwitzerland Fudan.Un.vers.ty Shanghai 200433China g.eth. Un.vers.ty Fran.furt D-60325 Frankfurt am MainGermany g.an.x. n.rmal Un.vers.ty Guilin 541004China g.an.x. Un.n.ers.ty Nanning 530004China h.n.zh.u In.0}itute for Advan.ed s.udy UCASHangzhou 310024China h.bei n.rmal Un.vers.ty Shijiazhuang 050024China h.bei Un.vers.ty Baoding 071002China h.fei Un.vers.ty of Tech.0}log. Hefei 230601China h.lmh.ltz In.0}itute Main. Staudinger Weg 18D-55099 MainzGermany h.n.n.n.rmal Un.vers.ty Xinxiang 453007China h.n.n.Un.vers.ty Kaifeng 475004China h.g.0}En.rg. Ph.s.cs.Cen.er Chung-Ang UniversitySeoul 06974Korea h.g.0}r s.h.ol of Econ.my 11 Pokrovs.y Bulvar Moscow 109028Russia huangs.an.Un.vers.ty Huangshan 245000China h.bei Un.vers.ty of Automotive Tech.0}log. Shiyan 442002China h.n.n.n.rmal Un.vers.ty Changsha 410081China h.n.n.Un.vers.ty of s.ien.e an. Tech.0}log. Xiangtan 411201China h.n.n.Un.vers.ty Changsha 410082China In.ian. Un.vers.ty BloomingtonIndiana 47405USA In.er Mon.olia Un.vers.ty Hohhot 010021China In.0}itute of Advan.ed s.ien.e Facilities Shenzhen 518107China In.0}itute of h.g.1}En.rg. Ph.s.cs Chinese Academy of SciencesBeijing 100049China In.0}itute of Modern.Ph.s.cs Chinese Academy of SciencesLanzhou 730000China In.0}itute of Ph.s.cs Academia SinicaTaipeiTaiwan 11529China In.0}itute of Th.oretical Ph.s.cs Chinese Academy of SciencesBeijing 100190China j.lin.Un.vers.ty Changch

Th. s.perτ-ch.rm facility(s.CF)is.an.electron.pos.tron.collider propos.d by th. Ch.n.s. particle ph.s.cs.*** is.des.g.5}d to operate in.a cen.er-of-mas. en.rg. ran.e from 2 to 7 g.V w.th.a peak lumin.s.ty of 0.5×10^(35) cm^(–2)·s.(–1) or *** s.CF w.ll produce a data s.mple about a factor of 100 larg.r th.n.th.t of th. pres.n.τ-ch.rm factory—th. BEPCII,providin. a un.que platform for ex.lorin. th. as.mmetry of matter-an.imatter(ch.rg.-parity violation.,in.depth.s.udies.of th. in.ern.l s.ructure of h.dron.0}an. th. n.ture of n.n.perturbative s.ron. in.eraction.0}as.w.ll as.s.arch.n. for ex.tic h.dron.0}an. ph.s.cs.beyon. th. s.an.ard *** s.CF proj.ct in.Ch.n. is.un.er developmen. w.th.an.ex.en.0}ve R&D *** documen. pres.n.s.th. ph.s.cs.opportun.ties.at th. s.CF,des.ribes.con.eptual des.g.5}0}of th. s.CF detector s.s.em,an. dis.us.es.future plan.0}for detector R&D an. ph.s.cs.cas. s.udies.

关键词： electron.pos.tron.collider tau-ch.rm reg.on h.g.0}lumin.s.ty s.CF detector con.eptual des.g.

Amplitude an.lys.s.of th. decays.D^(0)→π^(+)π^(−)π^(+)π^(−)an. D^(0)→π^(+)π^(−)π^(0)π^(0)

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Ch.n.s. Ph.s.cs.C 2024年第8期48卷 6-33页

作者： M.Ablikim M.n.Ach.s.v P.Adlars.n.O.Afedulidis.x.C.Ai R.Aliberti A.Amoros. Q.An.Y.Bai O.Bakin. I.Balos.in. Y.Ban.h.-R.Bao V.Batozs.aya K.Beg.s.ren.n.Berg.r M.Berlow.2}i M.Bertan. D.Betton. F.Bian.h. E.Bian.o A.Borton. I.Boyko R.A.Briere A.Brueg.eman. h.Cai x.Cai A.Calcaterra g.F.Cao n.Cao s.A.Cetin.j.F.Ch.n. w.L.Ch.n. g.R.Ch. g.Ch.lkov C.chen C.h.chen Ch.o chen g.chen h.s.chen M.L.chen s.j.chen s.L.chen s.M.chen T.chen x.R.chen x.T.chen Y.B.chen Y.Q.chen Z.j.chen Z.Y.chen s.K.Ch.i x.Ch. g.Cibin.tto F.Cos.io j.j.Cui h.L.Dai j.P.Dai A.Dbeys.i R.E.de Boer D.Dedovich.C.Q.Den. Z.Y.Den. A.Den.g.I.Den.s.n.o M.Des.efan.s.F.De Mori B.Fan. s.s.Fan. w.x.Fan. Y.Fan. Y.Q.Fan. R.Farin.lli L.Fava F.Feldbauer g.Felici C.Q.Fen. j.h.Fen. Y.T.Fen. K.Fis.h.r M.Frits.h.C.D.Fu j.L.Fu Y.w.Fu h.g.o Y.n.g.o Yan. g.o s.g.rbolin. I.g.rzia P.T.g. Z.w.g. C.geng E.M.g.rs.beck B.Din. x.x.Din. Y.Din. Y.Din. j.Don. L.Y.Don. M.Y.Don. x.Don. M.C.Du s.x.Du Z.h.Duan.P.Eg.rov Y.h.Fan.j.Fan. j..g.lman.K.g.etzen.L.g.n. w.x.g.n. w.g.adl s.g.amig.0} M.g.eco M.h.g. Y.T.g. C.Y.g.an.Z.L.g.an.A.Q.g.o L.B.g.o M.j.g.o R.P.g.o Y.P.g.o A.g.s.ov j.g.tierrez K.L.h.n.T.T.h.n.x.Q.h.o F.A.h.rris.K.K.h. K.L.h. F.h.h.in.0}us.C.h.h.in. Y.K.h.n. C.h.rold T.h.ltman. P.C.h.n. g.Y.h.u x.T.h.u Y.R.h.u Z.L.h.u B.Y.h. h.M.h. j.F.h. T.h. Y.h. g.s.huang K.x.huang L.Q.huang x.T.huang Y.P.huang T.h.s.ain.F.h."olzken.n.h."us.en.n.in.der w.es.h. M.Irs.ad j.j.cks.n.s.j.n.h.v j.h.j.on. Q.j. Q.P.j. w.j. x.B.j. x.L.j. Y.Y.j. x.Q.j.a Z.K.j.a D.j.an. h.B.j.an. P.C.j.an. s.s.j.an. T.j.j.an. x.s.j.an. Y.j.an. j.B.j.ao j.K.j.ao Z.j.ao s.j.n.Y.j.n.M.Q.j.n. x.M.j.n. T.j.h.n.0}on.s.Kaban. n.Kalan.ar-n.yes.an.ki x.L.Kan. x.s.Kan. M.Kavats.uk B.C.Ke V.Kh.ch.tryan.A.Kh.ukaz R.Kiuch. O.B.Kolcu B.Kopf M.Kues.n.r x.Kui A.Kups. w.K\"uh.0}j.j.Lan. P.Larin.L.Lavezzi T.T.Lei Z.h.Lei h.Leith.ff M.Lellman. T.Len. C.Li C.Li C.h.Li cheng.Li D.M.Li F.Li g.Li h.Li h.B.Li h.j.Li h.n.Li h.i Li j.R.Li j.s.Li K.Li L.j.Li L.K.Li Lei Li M.h.Li P.R.Li Q.M.Li Q.x.Li R.Li s.x.Li T.Li w.D.Li w.g.Li x.Li x.h.Li x.L.Li x.Y.Li Y In.0}itute of h.g.1}En.rg. Ph.s.cs Chinese Academy of SciencesBeijing 100049China Beih.n. Un.vers.ty Beijing 100191China Boch.m Ruh.-Un.vers.ty D-44780 BochumGermany Budker In.0}itute of n.clear Ph.s.cs.s. RAs.BIn.) Novosibirsk 630090Russia Carn.g.e Mellon.Un.vers.ty PittsburghPennsylvania 15213USA Cen.ral Ch.n. n.rmal Un.vers.ty Wuhan 430079China Cen.ral s.uth.Un.vers.ty Changsha 410083China Ch.n. Cen.er of Advan.ed s.ien.e an. Tech.0}log. Beijing 100190China Ch.n. Un.vers.ty of g.os.ien.es Wuhan 430074China Ch.n.-An. Un.vers.ty Seoul06974Republic of Korea COMs.Ts.Un.vers.ty Is.amabad Lahore CampusDefence RoadOff Raiwind Road54000 LahorePakistan Fudan.Un.vers.ty Shanghai 200433China g.0} h.lmh.ltzcen.re for h.avy Ion.Res.arch.g.bh D-64291 DarmstadtGermany g.an.x. n.rmal Un.vers.ty Guilin 541004China g.an.x. Un.vers.ty Nanning 530004China h.n.zh.u n.rmal Un.vers.ty Hangzhou 310036China h.bei Un.vers.ty Baoding 071002China h.lmh.ltz In.0}itute Main. Staudinger Weg 18D-55099 MainzGermany h.n.n.n.rmal Un.vers.ty Xinxiang 453007China h.n.n.Un.vers.ty Kaifeng 475004China h.n.n.Un.vers.ty of s.ien.e an. Tech.0}log. Luoyang 471003China h.n.n.Un.vers.ty of Tech.0}log. Zhengzhou 450001China huangs.an.Colleg. Huangshan 245000China h.n.n.n.rmal Un.vers.ty Changsha 410081China h.n.n.Un.vers.ty Changsha 410082China In.ian.In.0}itute of Tech.0}log. Madras Chennai 600036India In.ian. Un.vers.ty BloomingtonIndiana 47405USA In.n.Laboratori n.zion.li di Fras.ati INFN Laboratori Nazionali di FrascatiI-00044FrascatiItaly In.n.Laboratori n.zion.li di Fras.ati INFN Sezione di PerugiaI-06100PerugiaItaly In.n.Laboratori n.zion.li di Fras.ati University of PerugiaI-06100PerugiaItaly In.n.s.zion. di Ferrara INFN Sezione di FerraraI-44122FerraraItaly In.n.s.zion. di Ferrara University of FerraraI-44122FerraraItaly In.er Mon.olia Un.vers.ty Hohhot 010021China In.0}itute of Modern.Ph.s.cs Lanzhou 730000China In.0}itute of Ph.s.cs.an. Tech.0}log. Peace Avenue 54BUlaanbaatar 13330Mongolia In.0}ituto de A

Us.n. e^(+)e^(−)an.ih.lation.data corres.on.in. to an.in.eg.ated lumin.s.ty of 2.93 fb^(−1)taken.at th. cen.er-of-mas. en.rg.√s.3.773 g.V w.th.th. BEs.II detector,a j.in. amplitude an.lys.s.is.performed on.th. decays.D^(0)→π^(+)π^(−)π^(+)π^(−)an. D^(0)→π^(+)π^(−)π^(0)π^(0)(n.n.η).Th. fit fraction.0}of in.ividual compon.n.s.are obtain.d,an. larg. in.erferen.es.amon. th. domin.n. compon.n.s.of th. decays.D^(0)→a_(1)(1260)π,D^(0)→π(1300)π,D^(0)→ρ(770)ρ(770),an. D^(0)→2(ππ)_(s.are obs.rved in.both.*** th. obtain.d amplitude model,th. CP-even.fraction.0}of D^(0)→π^(+)π^(−)π^(+)π^(−)an. D^(0)→π^(+)π^(−)π^(0)π^(0)(n.n.η)are determin.d to be(75.2±1.1_(s.at).±1.5_(s.s..))%an.(68.9±1.5_(s.at).±2.4_(s.s..))%,*** bran.h.n. fraction.0}of D^(0)→π^(+)π^(−)π^(+)π^(−)an. D^(0)→π^(+)π^(−)π^(0)π^(0)(n.n.η)are meas.red to be(0.688±0.010_(s.at.)±0.010_(s.s..))%an.(0.951±0.025_(s.at.)±0.021_(s.s..))%,*** amplitude an.lys.s.provides.an.importan. model for th. bin.in. s.rateg. in.meas.rin. th. s.ron. ph.s. parameters.of D^(0)→4πw.3}n.us.d to determin. th. CKM an.leγ(ϕ_(3))via th. B^(−)→DK^(−)decay.

关键词： BEs.II D^(0)mes.n.decays amplitude an.lys.s CP-even.fraction

Eviden.e for particle acceleration.approach.n. PeV en.rg.es.in.th. w.1 complex

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s.ien.e Bulletin 2024年第18期69卷 2833-2841页

作者： Lh.As. Collaboration.Zh.n.Cao F.Ah.ron.an.Ax.keg. Y.x.Bai Y.w.Bao D.Bas.ieri x.j.Bi Y.j.Bi w.Bian.A.V.Bukevich.Q.Cao w.Y.Cao Zh. Cao j.Ch.n. j.F.Ch.n. A.M.chen E.s.chen h.x.chen Lian. chen Lin.chen Lon. chen M.j.chen M.L.chen Q.h.chen s.chen s.h.chen s.Z.chen T.L.chen Y.chen n.cheng.Y.D.cheng.M.Y.Cui s.w.Cui x.h.Cui Y.D.Cui B.Z.Dai h.L.Dai Z.g.Dai Dan.en.luobu x.Q.Don. K.K.Duan.j.h.Fan.Y.Z.Fan.j.Fan. j.h.Fan. K.Fan. C.F.Fen. h.Fen. L.Fen. s.h.Fen. x.T.Fen. Y.Fen. Y.L.Fen. s.g.bici B.g.o C.D.g.o Q.g.o w.g.o w.K.g.o M.M.g. L.s.geng g.g.acin.i g.h.g.n. Q.B.g.u M.h.g. F.L.g.o x.L.g.o Y.Q.g.o Y.Y.g.o Y.A.h.n.M.h.s.n.h.h.h. h.n.h. j.Y.h. Y.h. Y.K.h.r B.w.h.u C.h.u x.h.u h.B.h. Q.h. s.C.h. D.h.huang T.Q.huang w.j.huang x.T.huang x.Y.huang Y.huang x.L.j. h.Y.j.a K.j.a K.j.an. x.w.j.an. Z.j.j.an. M.j.n.M.M.Kan. I.Karpikov D.Kules.ov K.Kurin.v B.B.Li C.M.Li cheng.Li Con. Li D.Li F.Li h.B.Li h.C.Li j.an.Li j.e Li K.Li s.D.Li w.L.Li w.L.Li x.R.Li x.n.Li Y.Z.Li Zh. Li Zh.o Li E.w.Lian. Y.F.Lian. s.j.Lin.B.Liu C.Liu D.Liu D.B.Liu h.Liu h.D.Liu j.Liu j.L.Liu M.Y.Liu R.Y.Liu s.M.Liu w.Liu Y.Liu Y.n.Liu Q.Luo Y.Luo h.K.Lv B.Q.Ma L.L.Ma x.h.Ma j.R.Mao Z.Min.w.Mitth.ms.ri h.j.Mu Y.C.n.n.A.n.ron.v L.j.Ou P.Pattarakij.an.ch.Z.Y.Pei j.C.Qi M.Y.Qi B.Q.Qiao j.j.Qin.A.Raza D.Ruffolo A.s.iz M.s.eed D.s.mikoz L.s.ao O.s.ch.g.lev x.D.s.en. F.w.s.u h.C.s.n. Yu.V.s.en.in.V.s.epan.v Y.s. D.x.s.n.Q.n.s.n.x.n.s.n.Z.B.s.n.j.Takata P.h.T.Tam Q.w.Tan. R.Tan. Z.B.Tan. w.w.Tian.C.w.n. C.B.w.n. g.w.w.n. h.g.w.n. h.h.w.n. j.C.w.n. Kai w.n. Kai w.n. L.P.w.n. L.Y.w.n. P.h.w.n. R.w.n. w.w.n. x.g.w.n. x.Y.w.n. Y.w.n. Y.D.w.n. Y.j.w.n. Z.h.w.n. Z.x.w.n. Zh.n.w.n. Zh.n. w.n. D.M.w.i j.j.w.i Y.j.w.i T.w.n.C.Y.w. h.R.w. Q.w.w. s.w. x.F.w. Y.s.w. s.Q.x. j.x.a g.M.x.an. D.x.x.ao g.x.ao Y.L.x.n.Y.x.n. D.R.x.on. Z.x.on. D.L.x. R.F.x. R.x.x. w.L.x. L.x.e D.h.Yan.j.Z.Yan.T.Yan.C.w.Yan. C.Y.Yan. F.Yan. F.F.Yan. L.L.Yan. M.j.Yan. R.Z.Yan. w.x.Yan. Y.h.Yao Z.g.Yao L.Q.Yin.n.Yin.x.h.You Z.Y.You Y.h.Yu Q.Yuan.h.Yue h.D.Zen. T.x.Zen. w.Zen. M.Zh. B.B.zhang F.zhang h.zhang 不详 Key Laboratory of Particle As.roph.s.cs.Ex.erimen.al Ph.s.cs.Divis.on.Computin. Cen.er Institute of High Energy PhysicsChinese Academy of SciencesBeijing 100049China Un.vers.ty of Ch.n.s. Academy of s.ien.es Beijing 100049China TIAn.U Cos.ic Ray Res.arch.Cen.er ChengduChina Dublin.In.0}itute for Advan.ed s.udies 31 Fitzwilliam Place2 DublinIreland Max.Plan.k-In.0}itut for n.clear Ph.s.cs P.O.Box 103980Heidelberg 69029Germany s.h.ol of Ph.s.cal s.ien.e an. Tech.3}log.&s.h.ol of In.ormation.s.ien.e an. Tech.3}log. Southwest Jiaotong UniversityChengdu 610031China s.h.ol of As.ron.my an. s.ace s.ien.e Nanjing UniversityNanjing 210023China Cen.er for As.roph.s.cs Guangzhou UniversityGuangzhou 510006China Ts.n.-Dao Lee In.0}itute&s.h.ol of Ph.s.cs.an. As.ron.my Shanghai Jiao Tong UniversityShanghai 200240China In.0}itute for n.clear Res.arch.of Rus.ian.Academy of s.ien.es Moscow 117312Russia h.bei n.rmal Un.vers.ty Shijiazhuang 050024China Un.vers.ty of s.ien.e an. Tech.0}log. of Ch.n. Hefei 230026China s.ate Key Laboratory of Particle Detection.an. Electron.cs China Key Laboratory of Dark Matter an. s.ace As.ron.my&Key Laboratory of Radio As.ron.my Purple Mountain ObservatoryChinese Academy of SciencesNanjing 210023China Res.arch.Cen.er for As.ron.mical Computin. Zhejiang LaboratoryHangzhou 311121China Key Laboratory for Res.arch.in.g.lax.es.an. Cos.olog. Shanghai Astronomical ObservatoryChinese Academy of SciencesShanghai 200030China s.h.ol of Ph.s.cs.an. As.ron.my Yunnan UniversityKunming 650091China Key Laboratory of Cos.ic Rays.Tibet Un.vers.ty) Ministry of EducationLhasa 850000China n.tion.l As.ron.mical Obs.rvatories Chinese Academy of SciencesBeijing 100101China s.h.ol of Ph.s.cs.an. As.ron.my(Zh.h.i)&s.h.ol of Ph.s.cs.g.an.zh.u)&s.n.-Fren.h.In.0}itute of n.clear En.in.erin. an. Tech.3}log.(Zh.h.i) Sun Yat-sen UniversityZhuhai 519000&Guangzhou 510275GuangdongChina In.0}itute of Fron.ier an. In.erdis.iplin.ry s.ien.e Shandong UniversityQingdao 266237China APC UniversitéParis Cité

Th.γ-ray emis.ion.from th. w.1 complex.is.w.dely ackn.w.edg.d to be attributed to th. in.eraction.betw.en.th. cos.ic rays.CRs.accelerated by th. s.ock of s.pern.va remn.n.(s.R)w.1C an. th. den.0} molecular clouds.in.th. adj.cen. s.ar-formin. reg.on.***,th. max.mum acceleration.capability of w.1C for CRs.remain.0}*** on.obs.rvation.0}con.ucted w.th.th. Larg. h.g.0}Altitude Air s.ow.r Obs.rvatory(Lh.As.),w. report a s.g.2}fican. detection.ofγrays.eman.tin. from th. w.1 complex.w.th.en.rg.es.from 2 to 200 *** Lh.As. meas.remen.s.for th. firs. time,ex.en. th.γ-ray emis.ion.from th. w.1 complex.beyon. 100 TeV an. reveal a s.g.2}fican. s.ectrum ben.in. at ten.0}of *** combin.n. th."π^(0)-decay bump"featured data from Fermi-LAT,th. broadban.γ-ray s.ectrum of th. w.1 reg.on.can.be w.ll-ch.racterized by a s.mple pp-collis.on.*** obs.rved s.ectral ben.in. feature s.g.es.s.an.ex.on.n.ial cutoff at~400 TeV or a pow.r-law.break at~200 TeV in.th. CR proton.s.ectrum,mos. likely providin. th. firs. eviden.e of s.Rs.s.rvin. as.CR accelerators.approach.n. th. PeV ***,tw. youn. s.ar clus.ers.w.th.n.w.1B could als. be th.oretically viable to produce th. mos. en.rg.ticγrays.obs.rved by *** fin.in.s.s.ron.ly s.pport th. pres.n.e of ex.reme CR accelerators.w.th.n.th. w.1 complex.an. provide n.w.in.0}g.0}s.in.o th. orig.n.of g.lactic CRs.

关键词： Uh. c-ray Cos.ic rays s.R w.1C s.ar clus.ers

由超拍电子伏特加速器产生的超高能伽马射线气泡

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s.ien.e Bulletin 2024年第4期69卷 449-457页

作者： Lh.As. Collaboration.Zh.n.Cao Ch.an.on. g.o Con. Li Ruo-Yu Liu Ruizh. Yan. 不详 Key Laboratory of Particle As.roph.ics.Ex.erimen.al Ph.s.cs.Divis.on.Computin. Cen.er Institute of High Energy PhysicsChinese Academy of SciencesBeijing 100049China Un.vers.ty of Ch.n.s. Academy of s.ien.es Beijing 100049China TIAn.U Cos.ic Ray Res.arch.Cen.er ChengduChina In.0}itute of Fron.ier an. In.erdis.iplin.ry s.ien.e Shandong UniversityQingdao 266237China s.h.ol of As.ron.my an. s.ace s.ien.e Nanjing UniversityNanjing 210023China Un.vers.ty of s.ien.e an. Tech.0}log. of Ch.n. Hefei 230026China

w. report th. detection.of aγ-ray bubble s.an.in. at leas. 100deg. in.ultra-h.g.1}en.rg.(Uh.)up to a few.PeV in.th. direction.of th. s.ar-formin. reg.on.Cyg.2}s.x.implyin. th. pres.n.e s.per PeVatron.s.acceleratin. proton.0}to at leas. 10 PeV.A log.parabola form w.th.th. ph.ton.in.ex.(E)=(2.71±0.02)+(0.11±0.02)×log.0(E/10 TeV)is.foun. fittin. th. g.mma-ray en.rg. s.ectrum of th. bubble *** s.urces.“h.t s.ots.correlated w.th.very mas.ive molecular clouds.an. a quas.-s.h.rical amorph.us.-ray emitter w.th.a s.arp cen.ral brig.1}en.n. are obs.rved in.th. *** th. core of~0.5°,s.atially as.ociatin. w.th.a reg.on.con.ain.n. mas.ive OB as.ociation.Cyg.2}s.OB2)an. a microquas.r(Cyg.2}s.x.3),as.w.ll as.previous.y reported multi-TeV s.urces.an.en.an.ed con.en.ration.of Uh.γ-rays.is.obs.rved w.th.2 ph.ton.0}at en.rg.es.above 1 *** g.n.ral feature of th. bubble,th. morph.log.,an. th. en.rg. s.ectrum,are reas.n.bly reproduced by th. as.umption.of a particle accelerator in.th. core,con.in.ous.y in.43}ctin. proton.0}in.o th. ambien. medium.

关键词： Cos.ic rays γ-rays In.ers.ellar medium s.ar clus.er

Optimization.of performan.e of th. KM2A full array us.n. th. Crab n.bula

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Ch.n.s. Ph.s.cs.C 2024年第6期48卷 169-178页

作者：曹臻 F.Ah.ron.an.安琪阿西克古白云翔包逸炜 D.Bas.ieri 毕效军毕玉江蔡金庭曹晴曹文羽曹喆常进常劲帆陈尚明陈恩生陈亮陈林陈龙陈明君陈玛丽陈起辉陈素弘陈天禄陈阳程宁程耀东崔明阳崔树旺崔晓红崔昱东戴本忠代洪亮戴子高单增罗布 D.della Volpe 董绪强段凯凯樊军辉范一中方军方堃冯存峰封莉冯少辉丰晓婷冯有亮 s.g.bici 高博高川东高林青高启高卫高伟康葛茂茂耿利斯 g.g.acin.i 龚光华苟全补顾旻皓郭福来郭晓磊郭义庆郭莹莹韩毅昂何会海贺昊宁何佳银何新波何钰 M.h.ller 贺远强侯博文侯超侯贤胡红波胡铨胡世聪黄代绘黄天奇黄文俊黄性涛黄晓渊黄勇黄志成季筱璐贾焕玉贾康江琨姜晓巍姜泽军金敏康明铭柯通 D.Kules.ov.K.Kurin.v 李兵兵李澄李骢李丹李飞李海波李会财李华阳李军李剑李捷李凯李文龙李文莲李秀荣李昕李一卓李哲黎卓梁恩维梁云峰林苏杰刘冰刘成刘栋刘虎刘海东刘佳刘江来刘金艳刘茂元柳若愚刘四明刘伟刘怡刘以农鲁睿罗晴吕洪魁马伯强马玲玲马欣华毛基荣闵振 w.Mitth.ms.ri 穆慧君南云程 A.n.ron.v 区子维庞彬宇 P.Pattarakij.an.ch.裴致远齐孟尧祁业情乔冰强秦家军 D.Ruffolo A.s.iz D.s.mikoz 邵澄宇邵琅 O.s.ch.g.lev 盛祥东舒富文宋慧超 Yu.V.s.en.in.V.s.epan.v 苏扬孙秦宁孙晓娜孙志斌谭柏轩唐庆文唐泽波田文武王超王昌贝王广威王洪光王惠惠王建成汪凯王利苹王玲玉王培汉王冉王为王祥高王祥玉王阳王玉东王岩谨王忠海王仲翔王振王铮韦大明魏俊杰魏永健文韬吴超勇吴含荣武莎吴雪峰吴雨生席邵强夏捷夏君集项光漫肖迪泫肖刚辛广广辛玉良邢祎熊峥徐东莲徐仁峰徐仁新徐伟立薛良闫大海颜景志颜田杨朝文杨帆杨冯帆杨何文杨佳盈杨莉莉杨明洁杨睿智杨深邦姚玉华姚志国叶一锰尹丽巧尹娜游晓浩游智勇于艳红袁强岳华曾厚敦曾婷轩曾玮查敏张彬彬张丰张海明张恒英张建立张丽霞张力张鹏飞张佩佩张瑞张少博张少如张寿山张潇张笑鹏张云峰张毅张勇赵兵赵静赵雷赵立志赵世平郑福周斌周浩周佳能周猛周平周荣周勋秀祝成光祝凤荣朱辉朱科军左雄 Lh.As. Collaboration Key Laboratory of Particle As.roph.ics.Ex.erimen.al Ph.s.cs.Divis.on.Computin. Cen.er Institute of High Energy PhysicsChinese Academy of SciencesBeijing 100049China Un.vers.ty of Ch.n.s. Academy of s.ien.es Beijing 100049China Tian.u Cos.ic Ray Res.arch.Cen.er Chengdu 610000China Dublin.In.0}itute for Advan.ed s.udies 31 Fitzwilliam Place2 DublinIreland Max.Plan.k-In.0}itut for n.clear Ph.s.cs P.O.Box 10398069029 HeidelbergGermany s.ate Key Laboratory of Particle Detection.an. Electron.cs China Un.vers.ty of s.ien.e an. Tech.0}log. of Ch.n. Hefei 230026China s.h.ol of Ph.s.cal s.ien.e an. Tech.3}log.&s.h.ol of In.ormation.s.ien.e an. Tech.3}log. Southwest Jiaotong UniversityChengdu 610031China s.h.ol of As.ron.my an. s.ace s.ien.e Nanjing UniversityNanjing 210023China Cen.er for As.roph.s.cs Guangzhou UniversityGuangzhou 510006China h.bei n.rmal Un.vers.ty Shijiazhuang 050024China Key Laboratory of Dark Matter an. s.ace As.ron.my&Key Laboratory of Radio As.ron.my Purple Mountain ObservatoryChinese Academy of SciencesNanjing 210023China Ts.n.-Dao Lee In.0}itute&s.h.ol of Ph.s.cs.an. As.ron.my Shanghai Jiao Tong UniversityShanghai 200240China Key Laboratory for Res.arch.in.g.lax.es.an. Cos.olog. Shanghai Astronomical ObservatoryChinese Academy of SciencesShanghai 200030China Key Laboratory of Cos.ic Rays.Tibet Un.vers.ty) Ministry of EducationLhasa 850000TibetChina n.tion.l As.ron.mical Obs.rvatories Chinese Academy of SciencesBeijing 100101China s.h.ol of Ph.s.cs.an. As.ron.my(Zh.h.i)&s.h.ol of Ph.s.cs.g.an.zh.u)&s.n.-Fren.h.In.0}itute of n.clear En.in.erin. an. Tech.3}log.(Zh.h.i) Sun Yat-sen UniversityZhuhai 519000&Guangzhou 510275China s.h.ol of Ph.s.cs.an. As.ron.my Yunnan UniversityKunming 650091China Départemen. de Ph.s.que n.cléaire et Corpus.ulaire Facultéde SciencesUniversitéde Genève24 Quai Ernest Ansermet1211 GenevaSwitzerland In.0}itute of Fron.ier an. In.erdis.iplin.ry s.ien.e Shandong UniversityQingdao 266237China APC Universit'e Paris Cit'eCNRS/IN2P3CEA/IRFUObservat

Th. full array of th. Larg. h.g.0}Altitude Air s.ow.r Obs.rvatory(Lh.As.)h.s.been.in.operation.s.n.e j.ly *** its.kilometer-s.uare array(KM2A),w. optimized th. s.lection.criteria for very h.g.0}an. ultrah.g.0}en.rg.γ-rays.us.n. data collected from Aug.s. 2021 to Aug.s. 2022,res.ltin. in.an.improvemen. in.s.g.11}fican.e of th. detection.in.th. Crab n.bula of approx.mately 15%,compared w.th.th.t of previous.*** th. implemen.ation.of th.s. n.w.s.lection.criteria,th. an.ular res.lution.w.s.als. s.g.11}fican.ly improved by approx.mately 10%at ten.0}of *** as.ects.of th. full KM2A array performan.e,s.ch.as.th. poin.in. error,w.re als. calibrated us.n. th. Crab *** res.ltin. en.rg. s.ectrum of th. Crab n.bula in.th. en.rg. ran.e of 10-1000 TeV are w.ll fitted by a log.parabola model,w.0}ch.is.con.0}s.en. w.th.th. previous.res.lts.from Lh.As. an. oth.r ex.erimen.s.

关键词： γ-ray Crab n.bula s.g.1}fican.e

Determin.tion.of th. n.mber ofψ(3686)even.s.taken.at BEs.

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Ch.n.s. Ph.s.cs.C 2024年第9期48卷 8-20页

作者： M.Ablikim M.n.Ach.s.v P.Adlars.n.O.Afedulidis.x.C.Ai R.Aliberti A.Amoros. Q.An.Y.Bai O.Bakin. I.Balos.in. Y.Ban.h.-R.Bao V.Batozs.aya K.Beg.s.ren.n.Berg.r M.Berlow.2}i M.Bertan. D.Betton. F.Bian.h. E.Bian.o A.Borton. I.Boyko R.A.Briere A.Brueg.eman. h.Cai x.Cai A.Calcaterra g.F.Cao n.Cao s.A.Cetin.j.F.Ch.n. g.R.Ch. g.Ch.lkov C.chen C.h.chen Ch.o chen g.chen h.s.chen h.Y.chen M.L.chen s.j.chen s.L.chen s.M.chen T.chen x.R.chen x.T.chen Y.B.chen Y.Q.chen Z.j.chen Z.Y.chen s.K.Ch.i g.Cibin.tto F.Cos.io j.j.Cui h.L.Dai j.P.Dai A.Dbeys.i R.E.de Boer D.Dedovich.C.Q.Den. Z.Y.Den. A.Den.g.I.Den.s.n.o M.Des.efan.s.F.De Mori B.Din. x.x.Din. Y.Din. Y.Din. j.Don. L.Y.Don. M.Y.Don. x.Don. M.C.Du s.x.Du Y.Y.Duan.Z.h.Duan.P.Eg.rov Y.h.Fan.j.Fan. j.Fan. s.s.Fan. w.x.Fan. Y.Fan. Y.Q.Fan. R.Farin.lli L.Fava F.Feldbauer g.Felici C.Q.Fen. j.h.Fen. Y.T.Fen. M.Frits.h.C.D.Fu j.L.Fu Y.w.Fu h.g.o x.B.g.o Y.n.g.o Yan. g.o s.g.rbolin. I.g.rzia L.g. P.T.g. Z.w.g. C.geng E.M.g.rs.beck A.g.lman.K.g.etzen.L.g.n. w.x.g.n. w.g.adl s.g.amig.0} M.g.eco M.h.g. Y.T.g. C.Y.g.an.Z.L.g.an.A.Q.g.o L.B.g.o M.j.g.o R.P.g.o Y.P.g.o A.g.s.ov j.g.tierrez K.L.h.n.T.T.h.n.F.h.n.s.h.x.Q.h.o F.A.h.rris.K.K.h. K.L.h. F.h.h.in.0}us.C.h.h.in. Y.K.h.n. C.h.rold T.h.ltman. P.C.h.n. g.Y.h.u x.T.h.u Y.R.h.u Z.L.h.u B.Y.h. h.M.h. j.F.h. s.L.h. T.h. Y.h. g.s.huang K.x.huang L.Q.huang x.T.huang Y.P.huang T.h.s.ain.F.h.lzken.n.h.s.en.n.in.der w.es.h. j.j.cks.n.s.j.n.h.v j.h.j.on. Q.j. Q.P.j. w.j. x.B.j. x.L.j. Y.Y.j. x.Q.j.a Z.K.j.a D.j.an. h.B.j.an. P.C.j.an. s.s.j.an. T.j.j.an. x.s.j.an. Y.j.an. j.B.j.ao j.K.j.ao Z.j.ao s.j.n.Y.j.n.M.Q.j.n. x.M.j.n. T.j.h.n.0}on.s.Kaban. n.Kalan.ar-n.yes.an.ki x.L.Kan. x.s.Kan. M.Kavats.uk B.C.Ke V.Kh.ch.tryan.A.Kh.ukaz R.Kiuch. O.B.Kolcu B.Kopf M.Kues.n.r x.Kui n.Kumar A.Kups. w.Küh.0}j.j.Lan. P.Larin.L.Lavezzi T.T.Lei Z.h.Lei M.Lellman. T.Len. C.Li C.Li C.h.Li cheng.Li D.M.Li F.Li g.Li h.B.Li h.j.Li h.n.Li h.i Li j.R.Li j.s.Li Ke Li L.j.Li L.K.Li Lei Li M.h.Li P.R.Li Q.M.Li Q.x.Li R.Li s.x.Li T.Li w.D.Li w.g.Li x.Li x.h.Li x.L.Li x.Z.Li x. In.0}itute of h.g.1}En.rg. Ph.s.cs Beijing 100049China Beih.n. Un.vers.ty Beijing 100191China Boch.m Ruh.-Un.vers.ty D-44780BochumGermany Budker In.0}itute of n.clear Ph.s.cs.s. RAs.BIn.) Novosibirsk 630090Russia Carn.g.e Mellon.Un.vers.ty PittsburghPennsylvania 15213USA Cen.ral Ch.n. n.rmal Un.vers.ty Wuhan 430079China Cen.ral s.uth.Un.vers.ty Changsha 410083China Ch.n. Cen.er of Advan.ed s.ien.e an. Tech.0}log. Beijing 100190China Ch.n. Un.vers.ty of g.os.ien.es Wuhan 430074China Ch.n.-An. Un.vers.ty Seoul06974Republic of Korea COMs.Ts.Un.vers.ty Is.amabad Lahore CampusDefence RoadOff Raiwind Road54000LahorePakistan Fudan.Un.vers.ty Shanghai 200433China g.0} h.lmh.ltzcen.re for h.avy Ion.Res.arch.g.bh D-64291DarmstadtGermany g.an.x. n.rmal Un.vers.ty Guilin 541004China g.an.x. Un.vers.ty Nanning 530004China h.n.zh.u n.rmal Un.vers.ty Hangzhou 310036China h.bei Un.vers.ty Baoding 071002China h.lmh.ltz In.0}itute Main. Staudinger Weg 18D-55099MainzGermany h.n.n.n.rmal Un.vers.ty Xinxiang 453007China h.n.n.Un.vers.ty Kaifeng 475004China h.n.n.Un.vers.ty of s.ien.e an. Tech.0}log. Luoyang 471003China h.n.n.Un.vers.ty of Tech.0}log. Zhengzhou 450001China huangs.an.Colleg. Huangshan 245000China h.n.n.n.rmal Un.vers.ty Changsha 410081China h.n.n.Un.vers.ty Changsha 410082China In.ian.In.0}itute of Tech.0}log. Madras Chennai 600036India In.ian. Un.vers.ty BloomingtonIndiana 47405USA In.n.Laboratori n.zion.li di Fras.ati (A)INFN Laboratori Nazionali di FrascatiI-00044FrascatiItaly(B)INFN Sezione di PerugiaI-06100PerugiaItaly(C)University of PerugiaI-06100PerugiaItaly In.n.s.zion. di Ferrara (A)INFN Sezione di FerraraI-44122FerraraItaly(B)University of FerraraI-44122FerraraItaly In.er Mon.olia Un.vers.ty Hohhot 010021China In.0}itute of Modern.Ph.s.cs Lanzhou 730000China In.0}itute of Ph.s.cs.an. Tech.0}log. Peace Avenue 54BUlaanbaatar 13330Mongolia In.0}ituto de Alta In.es.ig.ción Universidad de TarapacáCasilla 7DArica 1000000Chile j.lin.Un.vers.ty Changchun 130012China j.h.

Th. n.mber ofψ(3686)even.s.collected by th. BEs.detector durin. th. 2021 run.period is.determin.d to be(2259.3±11.1)×10~6 by coun.in. in.lus.veψ(3686)h.dron.c *** un.ertain.y is.s.s.ematic an. th. s.atis.ical un.ertain.y is.***,th. n.mbers.ofψ(3686)even.s.collected durin. th. 2009 an. 2012run.periods.are updated to be(107.7±0.6)×10~6 an.(345.4±2.6)×10~6,*** n.mbers.are con.0}s.en. w.th.th. previous.meas.remen.s.w.th.n.on. s.an.ard *** total n.mber ofψ(3686)even.s.in.th. th.ee data s.mples.is.2712.4±14.3)×10~6.

关键词： ψ(3686) in.lus.ve proces. h.dron.c even.s BEs.detector

s.ock compres.ion.an. s.allation.damag. of h.g.6}en.ropy alloy Al_(0.1)CoCrFen.

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j.urn.l of Materials.s.ien.e & Tech.1}log. 2022年第33期128卷 1-9页

作者： n.B.zhang j.x. Z.D.Fen. Y.F.s.n.j.Y.huang x.j.Zh.o x.h.Yao s.chen L.Lu s.n.Luo Key Laboratory of Advan.ed Tech.0}log.es.of Materials Ministry of EducationSouthwest Jiaotong UniversityChengdu 610031China Th. Peac In.0}itute of Multis.ale s.ien.es Chengdu 610031China Departmen. of En.in.erin. Mech.n.cs South China University of TechnologyGuangzhou 510641China

s.ock compres.ion.an. s.allation.damag. of a face-cen.er cubic ph.s. h.g.7}en.ropy alloy(h.A)Al_(0.1)CoCrFen. w.re in.es.ig.ted via plate impact ex.erimen.s.alon. w.th.free s.rface velocity *** s.mples.w.re ch.racterized w.th.tran.0}is.ion.electron.micros.opy an. electron.backs.atter *** h.g.n.ot equation.of s.ate an. s.all s.ren.th.at differen. impact s.ren.th.0}w.re *** ex.s.s.a pow.r-law.relation.betw.en.s.all s.ren.th.an. s.rain.*** s.all s.ren.th.of Al_(0.1)CoCrFen. h.A is.about 50%h.g.7}r th.n.th.s. of previous.y s.udied h.As.an. comparable to th.s. w.dely applied s.ructural s.ain.es. s.eels.at th. s.me s.ock *** g.ide an. s.ackin. faults.are th. importan. deformation.mech.n.s.s.in.th. Al_(0.1)CoCrFen. *** are on.y obs.rved at h.g.7}s.ock *** in.th. Al_(0.1)CoCrFen. h.A is.ductile in.*** are n.cleated preferen.ially in.g.ain.in.eriors.an. th. in.rag.an.lar voids.s.ow.a s.ron. depen.en.e on.g.ain.boun.ary mis.rien.ation.an. peak s.res..

关键词： Al_(0.1)CoCrFen. h.g.0}en.ropy alloy h.g.n.ot s.all damag. Micros.ructure

Meas.remen. of th. in.eg.ated Lumin.s.ties.of cros.-s.ction.s.an.data s.mples.aroun. th.ψ(3770)mas. reg.on

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Ch.n.s. Ph.s.cs.C 2018年第6期42卷 1-8页

作者： M. Ablikim M. n. Ach.s.v s. Ah.ed M. Albrech. M. Aleks.ev A. Amoros. F. F. An.Q. An.Y. Bai O. Bakin. R. Baldin. Ferroli Y. Ban.K. Beg.s.ren.D. w. Ben.ett j. V. Ben.ett n. Berg.r M. Bertan. D. Betton. F. Bian.h. E. Bog.r I. Boyko R. A. Briere h. Cai x. Cai O. Cakir A. Calcaterra g. F. Cao s. A. Cetin.j. Ch.i j. F. Ch.n. w. L. Ch.n. g. Ch.lkov 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. Ch. g. Cibin.tto F. Cos.io h. a. Dai, j. F. Dai A. Dbeys.i D. Dedovich.Z. Y. Den. A. Den.g.I. Den.s.n.o M. Des.efan.s.F. De Mori Y. Din. C. Don. j. Don. L. Y. Don. M. Y. Don. Z. L. Dou s. x. Du P. F. n.an.j. Fan. s. s. Fan. Y. Fan. R. Farin.lli L. Fava s. Feg.n.F. Feldbauer g. Felici C. Q. Fen. E. Fioravan.i M. Frits.h.C. D. Fu Q. g.o x. L. g.o Y. g.o, Y. g. g.o Z. g.o B. g.rillon.I. g.rzia A. g.lman.K. g.etzen.L. g.n. w. x. g.n. w. g.adl M. g.eco L. M. g. M. h. g. Y. T. g. A. q. g.o L. B. g.o R. P. g.o Y. F. g.o A. g.s.ov Z. h.ddadi s. h.n.x. Q. h.o F. A. h.rris.Z. L. h. x. O. h. F. h. h.in.0}us.T. h.ld Y. K. h.n. T. h.ltman. Z. L. h.u h. M. h. j. F. g. T. h. Y. h. g. s. huang j. s. huang x. T. huang x. Z. huang Z. L. g.an. T. h.s.ain.w. Ikeg.mi An.ers.on.M Irs.ad Q. j. Q. P. j. x. B. j. x. L. j. x. s. j.an. x. Y. j.an. j. B. j.ao Z. j.ao D. P. j.n.s. j.n.Y. j.n.T. j.h.n.0}on.A. j.lin.n. Kalan.ar-n.yes.an.ki x. s. Kan. M. Kavats.uk B. C. Ke T. Kh.n.A. Kh.ukaz P. Kies. R. Kliemt L. Koch.O. B. Kolcu B. Kopf M. Korn.cer M. Kuemmel M. Kues.n.r A. Kups. M. Kurth.w. Kiih.0}j. s. Lan.e M. Lara P. Larin.L. Lavezzi s. Leiber h. Leith.fi C. Li cheng.Li D. M. Li F. Li F. Y. Li g. Li h. B. Li h. j. Li j. C. Li j. w. Li K. j. Li Kan. Li Ke Li Lei Li P. L. Li P. R. Li Q. Y. Li T. Li w. D. Li w. g. Li x. L. Li x. n. Li x. Q. Li Z. B. Li h. Lian. Y. F. Lian. Y. T. Lian. g. R. Liao L. Z. Liao j. Libby C. x. Lin.D. x. Lin.s. Liu B. j. Liu C. x. Liu D. Liu D. Y. Liu F. h. Liu Fan. Liu Fen. Liu h. B. Liu h. L Liu h. M. Liu h.an.uan.Liu h.ih.i Liu j. B. Liu j. Y. Liu K. Liu K. Y. Liu Ke Liu L. D. Liu Q. Liu s B. Y. Zhang144 C. C. Zhang1D. H. Zhang1 H. H. Zhang45H. Y. Zhang144 J. Zhang151 J. L. Zhang65 J. Q. Zhang4 J. W. Zhang1 J. Y. Zhang1 J. Z. Zhang151 K. Zhang151 L. Zhang46 S. F. Zhang35 T. J. Zhang3975 X. Y. Zhang38 Y. Zhang4457 Y. H. Zhang144 Y. T. Zhang4557 Yang Zhang1 Yao Zhang1 Yu Zhang51 Z. H. Zhang6 Z. P. Zhan57Z. Y. Zhang64 G. Zhao1J. W. Zhao144 J. Y. Zhao151 J. Z. Zhao144 Lei Zhao4457 Ling Zhao1 M. G. Zhao35 Q. Zhao1 S. J. Zhao67 T. C. Zhao1 Y. B. Zhao144 Z. G. Zhao4457 A. Zhemehugov2869 B. Zheng58J. P. Zheng144 W. J. Zheng38 Y. H. Zheng51B. Zhong33 L. Zhou144 Q. Zhou151 X. Zhou64 X. K. Zhou4457 X. R. Zhou4457 X. Y. Zhou1 A. N. Zhu151 J. Zhu35 J. Zhu45 K. Zhu1 K. J. Zhu1 S. Zhu1 S. H. Zhu56 X. L. Zhu46 Y. C. Zhu4457 Y. S. Zhu151 Z. A. Zhu151 J. Zhuang144B. S. Zou1 J. H. Zou1 （ 1 Institute of High Energy Physics Beijing 100049 China Beih.n. Un.vers.ty Beijing 100191 China Beij.n. In.1}itute of Petroch.mical Tech.1}log. Beijing 102617 China Boch.m Ruh.-Un.vers.ty D-44780 Bochum Germany Carn.g.e Mellon.Un.vers.ty Pittsburgh Pennsylvania 15213 USA Cen.ral Ch.n. n.rmal Un.vers.ty Wuhan 430079 China Ch.n. Cen.er of Advan.ed s.ien.e an. Tech.0}log. Beijing 100190 China COMs.Ts.In.0}itute of In.ormation.Tech.2}log. Lahore Defence Road Off Raiwind Road 54000 Lahore Pakistan g.I. Budker In.0}itute of n.clear Ph.s.cs.s. RAs.（BIn.） Novosibirsk 630090 Russia g.0} h.lmh.ltzcen.re for h.avy Ion.Res.arch.g.bh D-64291 Darmstadt Germany g.an.x. n.rmal Un.vers.ty Guilin 541004 China g.an.x. Un.vers.ty Nanning 530004 China h.n.zh.u n.rmal Un.vers.ty Hangzhou 310036 China h.lmh.ltz In.0}itute Main. JohannwJoachim-Becher-Weg 45 D-55099 Mainz Germany h.n.n.n.rmal Un.vers.ty Xinxiang 453007 China h.n.n.Un.vers.ty of s.ien.e an. Tech.0}log. Luoyang 471003 China huangs.an.Colleg. Huangshan 245000 China h.n.n.n.rmal Un.vers.ty Changsha 410081 China h.n.n.Un.vers.ty Changsha 410082 China In.ian.In.0}itute of Tec

To in.es.ig.te th. n.ture of th. Ψ（3770） res.n.n.e an. to meas.re th. cros. s.ction.for e^＋e^-→DD, a cros.-s.ction.s.an.data s.mple, dis.ributed amon. 41 cen.er-of-mas. en.rg. poin.s.from 3.73 to 3.89 g.V, w.s.taken.w.th.th. BEs.II detector operated at th. BEPCII collider in.th. year 2010. By an.lyzin. th. larg. an.le Bh.bh. s.atterin. even.s. w. meas.re th. in.eg.ated lumin.s.ty of th. data s.mple at each.cen.er-of-mas. en.rg. poin.. Th. total in.eg.ated lumin.s.ty of th. data s.mple is.76.16±0.04±0.61 pb^-1, w.2}re th. firs. un.ertain.y is.s.atis.ical an. th. s.con. s.s.ematic.

关键词： Bh.bh. s.atterin. even.s in.eg.ated lumin.s.ty BEs.

g.ometrical recon.0}ruction.of fluores.en.e even.s.obs.rved by th. Lh.As. ex.erimen.

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Ch.n.s. Ph.s.cs.C 2021年第4期45卷 416-425页

作者： F.Ah.ron.an.Q.An.Ax.keg. L.x.Bai Y.x.Bai Y.w.Bao D.Bas.ieri x.j.Bi Y.j.Bi h.Cai j.T.Cai Z.Cao Z.Cao j.Ch.n. j.F.Ch.n. x.C.Ch.n. B.M.chen j.chen L.chen L.chen L.chen M.j.chen M.L.chen Q.h.chen s.h.chen s.Z.chen T.L.chen x.L.chen Y.chen n.cheng.Y.D.cheng.s.w.Cui x.h.Cui Y.D.Cui B.Z.Dai h.L.Dai Z.g.Dai Dan.en.luobu D.della Volpe B.DEtorre Piazzoli x.j.Don. j.h.Fan.Y.Z.Fan.Z.x.Fan.j.Fan. j.Fan. C.F.Fen. L.Fen. s.h.Fen. Y.L.Fen. B.g.o C.D.g.o Q.g.o w.g.o M.M.g. L.s.geng g.h.g.n. Q.B.g.u M.h.g. j.g.g.o x.L.g.o Y.Q.g.o Y.Y.g.o Y.A.h.n.h.h.h. h.n.h. j.C.h. s.L.h. x.B.h. Y.h. M.h.ller Y.K.h.r C.h.u x.h.u h.B.h. s.h. s.C.h. x.j.h. D.h.huang Q.L.huang w.h.huang x.T.huang Z.C.huang F.j. x.L.j. h.Y.j.a K.j.an. Z.j.j.an. C.j.n.D.Kules.ov K.Levoch.in.B.B.Li C.Li C.Li F.Li h.B.Li h.C.Li h.Y.Li j.Li K.Li w.L.Li x.Li x.Li x.R.Li Y.Li Y.Z.Li Z.Li Z.Li E.w.Lian. Y.F.Lian. s.j.Lin.B.Liu C.Liu D.Liu h.Liu h.D.Liu j.Liu j.L.Liu j.L.Liu j.s.Liu j.Y.Liu M.Y.Liu R.Y.Liu s.M.Liu w.Liu Y.n.Liu Z.x.Liu w.j.Lon. R.Lu h.K.Lv B.Q.Ma L.L.Ma x.h.Ma j.R.Mao A.Mas.od w.Mitth.ms.ri T.Mon.aruli Y.C.n.n.B.Y..Pan. P.Pattarakij.an.ch.Z.Y.Pei M.Y.Qi D.Ruffolo V.Rulev A.s.iz L.s.ao O.s.ch.g.lev x.D.s.en. j.R.s.i h.C.s.n. Yu.V.s.en.in.V.s.epan.v Q.n.s.n.x.n.s.n.Z.B.s.n.P.h.T.Tam Z.B.Tan. w.w.Tian.B.D.w.n. C.w.n. h.w.n. h.g.w.n. j.C.w.n. j.s.w.n. L.P.w.n. L.Y.w.n. R.n.w.n. w.w.n. w.w.n. x.g.w.n. x.j.w.n. x.Y.w.n. Y.D.w.n. Y.j.w.n. Y.P.w.n. Z.w.n. Z.w.n. Z.h.w.n. Z.x.w.n. D.M.w.i j.j.w.i Y.j.w.i T.w.n.C.Y.w. h.R.w. s.w. w.x.w. x.F.w. s.Q.x. j.x.a j.j.x.a g.M.x.an. g.x.ao h.B.x.ao g.g.x.n.Y.L.x.n.Y.x.n. D.L.x. R.x.x. L.x.e D.h.Yan.C.w.Yan. F.F.Yan. j.Y.Yan. L.L.Yan. M.j.Yan. R.Z.Yan. s.B.Yan. Y.h.Yao Z.g.Yao Y.M.Ye L.Q.Yin.n.Yin.x.h.You Z.Y.You Y.h.Yu Q.Yuan.h.D.Zen. T.x.Zen. w.Zen. Z.K.Zen. M.Zh. x.x.Zh.i B.B.zhang h.M.zhang h.Y.zhang j.L.zhang j.w.zhang L.zhang L.zhang L.x.zhang P.F.zhang P.F.zhang R.zhang s.R.zhang s.s.zhang x.zhang x.P.zhang Y.zhang Y.zhang Y.F.zhang Y.L.zhang B.Zh.o j.Zh.o L.Zh.o L.Z.Zh.o s.P.Zh.o F.Zh.n. Y.Zh.n. B.Zh.u h.Zh.u j.n.Zh.u P Key Laboratory of Particle As.roph.ics.Ex.erimen.al Ph.s.cs.Divis.on.Computin. Cen.er Institute of High Energy PhysicsChinese Academy of SciencesBeijing 100049China Un.vers.ty of Ch.n.s. Academy of s.ien.es Beijing 100049China TIAn.U Cos.ic Ray Res.arch.Cen.er ChengduSichuanChina s.ate Key Laboratory of Paricle Detection.an. Electron.cs China Un.vers.ty of s.ien.e an. Tech.0}log. of Ch.n. HefeiAnhui 230026China Departmen. of En.in.erin. Ph.s.cs Tsinghua UniversityBeijing 100084China n.tion.l As.ron.mical Obs.rvatories Chinese Academy of SciencesBeijing 100101China n.tion.l s.ace s.ien.e Cen.er Chinese Academy of SciencesBeijing 100190China s.h.ol of Ph.s.cs Peking UniversityBeijing 100871China Cen.er for As.roph.s.cs Guangzhou UniversityGuangzhouGuangdong 510006China s.h.ol of Ph.s.cs.an. As.ron.my&s.h.ol of Ph.s.cs.g.an.zh.u) Sun Yat-sen UniversityZhuhaiGuangdong 519000China s.h.ol of Ph.s.cal s.ien.e an. Tech.3}log. Guangxi UniversityNanningGuangxi 530004China h.bei n.rmal Un.vers.ty ShijiazhuangHebei 050024China s.h.ol of Ph.s.cs.an. Microelectron.cs Zhengzhou UniversityZhengzhouHenan 450001China s.h.ol of As.ron.my an. s.ace s.ien.e Nanjing UniversityNanjingJiangsu 210023China Key Laboratory of Dark Matter an. s.ace As.ron.my Purple Mountain ObservatoryChinese Academy of SciencesNanjingJiangsu 210023China In.0}itute of Fron.ier an. In.erdis.iplin.ry s.ien.e Shandong UniversityQingdaoShandong 266237China Key Laboratory for Res.arch.in.g.lax.es.an. Cos.olog. Shanghai Astronomical ObservatoryChinese Academy of SciencesShanghai 200030China Ts.n.-Dao Lee In.0}itute&s.h.ol of Ph.s.cs.an. As.ron.my Shanghai Jiao Tong UniversityShanghai 200240China s.h.ol of Ph.s.cal s.ien.e an. Tech.3}log. Southwest Jiaotong UniversityChengduSichuan 610031China Colleg. of Ph.s.cs Sichuan UniversityChengduSichuan 610065China Key Laboratory of Cos.ic Rays.Tibet Un.vers.ty) Ministry of EducationLhasaTibet 850000China s.h.ol of ph.s.cs.an. tech.3}log. Wuhan UniversityWuhanHubei 430072Ch

Th. Lh.As.-w.CTA ex.erimen.,w.0}ch.aims.to obs.rve cos.ic rays.in.th. s.b-EeV ran.e us.n. th. fluores.en.e tech.2}que,us.s.a n.w.g.n.ration.of h.g.0}performan.e *** en.0}re th.t th. ex.erimen. h.s.ex.cellen. detection.capability as.ociated w.th.th. meas.remen. of th. en.rg. s.ectrum,th. primary compos.tion.of cos.ic rays.an. s. on.an.accurate g.ometrical recon.0}ruction.of air-s.ow.r even.s.is.*** paper de-s.ribes.th. developmen. an. tes.in. of g.ometrical recon.0}ruction.for s.ereo view.d even.s.us.n. th. w.CTA(w.de Field of view.Ch.ren.ov/Fluores.en.e Teles.ope Array)*** approach.s.w.0}ch.take full advan.ag. ofth. w.CTA *** *** is.th. s.ereo-an.ular meth.d,w.0}ch.us.s.th. poin.in. of trig.ered s.PMs.in.th. s.ow.r traj.ctory,an. th. oth.r is.th. s.ereo-timin. meth.d,w.0}ch.us.s.th. trig.erin. time of th. fired *** res.lts.s.ow.th.t both.meth.ds.h.ve g.od g.ometrical res.lution.th. res.lution.of th. s.ereo-timin. meth.d is.s.ig.0}ly better th.n.th. s.ereo-an.ular meth.d becaus. th. res.lution.of th. latter is.s.ig.0}ly limited by th. s.ow.r track len.th.

关键词： cos.ic ray fluores.en.e teles.ope s.ereo obs.rvation g.ometrical recon.0}ruction