Status and prospects of VEPP-2000 electron-positron collider

被引:0
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作者
Rogovsky Y.A. [1 ,2 ]
Berkaev D.E. [1 ,2 ]
Zemlyansky I.M. [1 ]
Zharinov Y.M. [1 ]
Kasaev A.S. [1 ]
Koop I.A. [2 ]
Kyrpotin A.N. [1 ]
Lysenko A.P. [1 ]
Perevedentsev E.A. [2 ]
Prosvetov V.P. [1 ]
Romanov A.L. [1 ]
Senchenko A.I. [1 ]
Skrinsky A.N. [1 ]
Shatunov P.Y. [1 ]
Shatunov Y.M. [2 ]
Shwartz D.B. [2 ]
机构
[1] Budker Institute of Nuclear Physics, Siberian Branch, Russian Academy of Sciences, Novosibirsk
[2] Novosibirsk State University, Novosibirsk
关键词
Nucleus Letter; Collision Point; Bunch Length; Quadrupole Lens; Injection Part;
D O I
10.1134/S1547477114050252
中图分类号
学科分类号
摘要
High energy physics experiments were started at VEPP-2000 at the end of 2010; the third experimental run was finished in July 2013. The last run was devoted to the energy range 160–510 MeV in a beam. Compton backscattering energy measurements were used for the regular energy calibration of the VEPP-2000, together with resonance depolarization and NMR methods. The conception of the round colliding beam lattice along with precise orbit and lattice correction yielded a record high peak luminosity of 1.2 × 1031 cm−2 s−1 at 510 MeV and an average luminosity of 0.9 × 1031 cm−2 s−1 per run. A total betatron tune shift of 0.174 was achieved at 392.5 MeV. This corresponds to the beam-beam parameter ξ = 0.125 in terms of the collision point. The injection system is currently modernized to allow injection of particles at the VEPP-2000 energy maximum and the elimination of the existing lack of positrons. © 2014, Pleiades Publishing, Ltd.
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页码:651 / 655
页数:4
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