The Cir.ular.Electr.n Positr.n Collider.CEPC)is a lar.e scientific pr.ject initiated and hosted by China,foster.d thr.ugh extensive collabor.tion with inter.ational *** complex compr.ses four.acceler.tor.:a 30 GeV Lin...
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The Cir.ular.Electr.n Positr.n Collider.CEPC)is a lar.e scientific pr.ject initiated and hosted by China,foster.d thr.ugh extensive collabor.tion with inter.ational *** complex compr.ses four.acceler.tor.:a 30 GeV Linac,a 1.1 GeV Damping r.ng,a Booster.capable of achieving ener.ies up to 180 GeV,and a Collider.oper.ting at var.ing ener.y modes(Z,W,H,and tt).The Linac and Damping r.ng ar. situated on the sur.ace,while the subter.anean Booster.and Collider.ar. housed in a 100 km cir.umfer.nce under.r.und tunnel,str.tegically accommodating futur. expansion with pr.visions for.a potential Super.Pr.ton Pr.ton Collider.SPPC).The CEPC pr.mar.ly ser.es as a Higgs *** its baseline design with synchr.tr.n r.diation(Sr.power.of 30 MW per.beam,it can achieve a luminosity of 5×10^(34)cm^(-2)s^(-1)per.inter.ction point(IP),r.sulting in an integr.ted luminosity of 13 ab^(-1)for.two IPs over.a decade,pr.ducing 2.6 million Higgs *** the Sr.power.to 50 MW per.beam expands the CEPC's capability to gener.te 4.3 million Higgs bosons,facilitating pr.cise measur.ments of Higgs coupling at sub-per.ent levels,exceeding the pr.cision expected fr.m the HL-LHC by an or.er.of *** Technical Design r.por.(TDr.follows the Pr.liminar. Conceptual Design r.por.(Pr.-CDr.2015)and the Conceptual Design r.por.(CDr.2018),compr.hensively detailing the machine's layout,per.or.ance metr.cs,physical design and analysis,technical systems design,r.D and pr.totyping effor.s,and associated civil engineer.ng ***,it includes a cost estimate and a pr.liminar. constr.ction timeline,establishing a fr.mewor. for.for.hcoming engineer.ng design phase and site selection *** is anticipated to begin ar.und 2027-2028,pending gover.ment appr.val,with an estimated dur.tion of 8 *** commencement of exper.ments and data collection could potentially be initiated in the mid-2030s.
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