Paper |
Title |
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TUY01 |
VEPP-2000 Collider Complex Operation in 2019-2021 Runs |
28 |
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- M.V. Timoshenko, Yu. Aktershev, O.V. Belikov, D.E. Berkaev, D.B. Burenkov, V.P. Druzhinin, K. Gorchakov, G.V. Karpov, A.S. Kasaev, A.N. Kirpotin, S.A. Kladov, I. Koop, A.V. Kupurzhanov, G.Y. Kurkin, M.A. Lyalin, A.P. Lysenko, S.V. Motygin, A.V. Otboev, A.V. Pavlenko, E. Perevedentsev, V.P. Prosvetov, Yu.A. Rogovsky, A.M. Semenov, A.I. Senchenko, L.E. Serdakov, P.Yu. Shatunov, Y.M. Shatunov, D.B. Shwartz, V.D. Yudin, I.M. Zemlyansky, Yu.M. Zharinov
BINP SB RAS, Novosibirsk, Russia
- S.A. Kladov, I. Koop, M.A. Lyalin, A.V. Pavlenko, E. Perevedentsev, Yu.A. Rogovsky, A.I. Senchenko, P.Yu. Shatunov, Y.M. Shatunov, D.B. Shwartz
NSU, Novosibirsk, Russia
- Yu.A. Rogovsky
Budker INP & NSU, Novosibirsk, Russia
- A.M. Semenov
BINP & NSTU, Novosibirsk, Russia
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VEPP-2000 is the only electron-positron collider operating with a round beam permitting to increase the limit of beam-beam effects. VEPP-2000 is the compact collider with 24.4 m-circumference which has record luminosity at energy up to 1 GeV per bunch (1032 1/cm2s), magnetic fields in superconducting solenoids (13 T) and in the bending magnets (2.4 T). Collider complex experimental program of 2019-2021 was focused on several energy ranges per bunch. Energy range in the second half of 2019 was 180-300 MeV, in the first half of 2020 ¿ 935-970 MeV, in the first half of 2021 - 970-1003.5 MeV. Data taking was carried out by CMD-3 and SND detectors and operation efficiency is compared with previous runs. Luminosity was limited by beam-beam effects. 2021 year was clouded by vacuum accident and subsequent intensive degassing using beam synchrotron radiation.
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Slides TUY01 [2.449 MB]
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DOI • |
reference for this paper
※ doi:10.18429/JACoW-RuPAC2021-TUY01
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About • |
Received ※ 11 October 2021 — Accepted ※ 13 October 2021 — Issued ※ 23 October 2021 |
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TUA02 |
Current Status of VEPP-5 Injection Complex |
37 |
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- Yu.I. Maltseva, A.V. Andrianov, K.V. Astrelina, V.V. Balakin, A.M. Barnyakov, A.M. Batrakov, O.V. Belikov, D.E. Berkaev, D. Bolkhovityanov, F.A. Emanov, A.R. Frolov, G.V. Karpov, A.S. Kasaev, A.A. Kondakov, N.Kh. Kot, E.S. Kotov, G.Y. Kurkin, R.M. Lapik, N.N. Lebedev, A.E. Levichev, A.Yu. Martynovsky, P.V. Martyshkin, S.V. Motygin, A.A. Murasev, V. Muslivets, D.A. Nikiforov, A.V. Pavlenko, A.M. Pilan, Yu.A. Rogovsky, S.L. Samoylov, A.G. Tribendis, S. Vasiliev, V.D. Yudin
BINP SB RAS, Novosibirsk, Russia
- A.V. Andrianov, V.V. Balakin, F.A. Emanov, E.S. Kotov, A.E. Levichev, Yu.I. Maltseva, D.A. Nikiforov, A.V. Pavlenko, Yu.A. Rogovsky
NSU, Novosibirsk, Russia
- A.G. Tribendis
NSTU, Novosibirsk, Russia
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VEPP-5 Injection Complex (IC) supplies VEPP-2000 and VEPP-4 colliders at Budker Institute of Nuclear Physics (BINP, Russia) with high energy electron and positron beams. Since 2016 the IC has shown the ability to support operation of both colliders routinely with maximum positron storage rate of 1.7·1010 e+/s. Stable operation at the energy of 430 MeV has been reached. Research on further improvements on the IC performance is carried out. In particular control system was improved, additional beam diagnostics systems were developed, monitoring of RF system was upgraded. In this paper, the latest achieved IC performance, operational results and prospects are presented.
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Slides TUA02 [2.966 MB]
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DOI • |
reference for this paper
※ doi:10.18429/JACoW-RuPAC2021-TUA02
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About • |
Received ※ 28 September 2021 — Revised ※ 01 October 2021 — Accepted ※ 09 October 2021 — Issued ※ 11 October 2021 |
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WEPSC56 |
Beam Parameters Measurement and Control Software Tools for VEPP-5 Injection Complex Damping Ring |
443 |
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- V.V. Balakin, D.E. Berkaev, F.A. Emanov
BINP SB RAS, Novosibirsk, Russia
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Beam parameters control and operation software tools for BINP VEPP-5 Injection Complex Damping ring consisting of two parts were developed. Beam parameters control includes processing of measured turn-by-turn beam coordinates from all Damping ring beam position monitors and displaying such features as tunes and beam position into vacuum chamber. This part gives an opportunity to measure Damping ring response matrices and carry out its processing too. Beam parameters operation is based on knobs creating. Knob is combination of accelerator control elements, which performs an isolated shift of one selected parameter, e.g. only vertical betatron tune. This part is devoted to their creation and application on Injection Complex VEPP-5. This paper presents review of developed software tools and their application result on VEPP-5 Injection Complex: beam position adjustment via response matrix measurements and quantification the amount of Damping ring captured particles during the injection process depending on beam tunes.
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DOI • |
reference for this paper
※ doi:10.18429/JACoW-RuPAC2021-WEPSC56
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About • |
Received ※ 06 September 2021 — Accepted ※ 27 September 2021 — Issued ※ 16 October 2021 |
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