Paper |
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MOBCH01 |
Storage, Acceleration and Short Bunched Beam Formation of 197Au+79 Ions in the NICA Collider |
30 |
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- A.V. Eliseev, A.V. Smirnov
JINR, Dubna, Moscow Region, Russia
- T. Katayama
GSI, Darmstadt, Germany
- E. Kenzhbulatov, G.Y. Kurkin, V.M. Petrov, V. Volkov
BINP SB RAS, Novosibirsk, Russia
- O.S. Kozlov, A.O. Sidorin, G.V. Trubnikov
JINR/VBLHEP, Dubna, Moscow region, Russia
- I.N. Meshkov
JINR/DLNP, Dubna, Moscow region, Russia
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The regimes of high intensity beam of 197Au79+ ions in NICA Collider is considered. The first stage – ion storage is proposed to be performed with Barrier Bucket technique at ion energy of 1–3 GeV/u. Experiments in collider mode in this energy range can be performed at injection energy. For experiments at higher, up to 4.5 GeV/u, energy ions are accelerated with the same BB method. Formation of bunched beam is fulfilled in two steps – first, at 24th harmonics and then, final formation, at 72th harmonics of RF system. The possibility of achievement of designed bunch parameters is shown.
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Slides MOBCH01 [0.807 MB]
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TUPPB049 |
First Test Results of RF Gun for the Race-track Microtron Recuperator of BINP SB RAS |
424 |
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- V. Volkov, V.S. Arbuzov, E.I. Gorniker, E.I. Kolobanov, S.A. Krutikhin, I.V. Kuptsov, G.Y. Kurkin, V.N. Osipov, V.M. Petrov, A.M. Pilan, M.A. Scheglov, I.K. Sedlyarov, N. Vinokurov
BINP SB RAS, Novosibirsk, Russia
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A new electron source for the Race-Track Microtron Recuperator is being developed by BINP SB RAS. It will increase average beam current and brightness of synchrotron radiation. Instead of the static 300kV electron gun operated now we are developing RF gun with the same energy of electrons. This RF gun consists of RF cavity with a gridded thermo cathode mounted on the back wall. RF cavity is driven by a 60 kW generator with last stage equipped by GU101A tetrode tube. Operational frequency of the cavity is 90.2 MHz. It is equal to the second subharmonic of the Microtron RF system frequency. A set of low power electronics controls amplitude of the cavity voltage and its tuner. This system, including a diagnostics beam line, has been installed to serve as a test bench to test the RF cavity and for beam dynamics studies. In continuous regime the designed 300 kV voltages at the acceleration gap is obtained. This paper summarizes the first test results of the cavity in this configuration.
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