THEME05-2-1038-2001/2006

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05-2-1038-2001/2006

Priority:

Status:

Extended

Improvement and Development of the JINR Phasotron
for Fundamental and Applied Research

Leader:	L.M. Onischenko
Deputies:	V.V. Kalinichenko O.V. Savchenko N.I. Zhuravlev

Scientific Programme:
Commissioning of the upgraded Phasotron beam channels to increase intensity of the positive and negative pion beams up to 10 ^-7 s ^-1 µA ^-1 and 10 ^-6 s ^-1 µA ^-1, respectively.
Construction of the proton beam channel for the electronuclear investigations with the SAD installation. External Injection into the JINR Phasotron. Specialized Cyclotron for Proton Therapy.
Improvement of the parameters of the isochronous cyclotron AIC-144, Krakow, Poland.
Theoretical studies, numerical simulations, development of concepts and designs of new cyclotron systems to achieve the best parameters of the RI Beam Factory at RIKEN, Japan.
Numerical simulations, elaboration and design of new cyclotron systems to achieve the best capacities and parameters of the TESLA Accelerator Installation, Belgrade, Serbia and Montenegro.
Improvement of the parameters of the cyclotron U-115T, Tashkent.
Development of the compact cyclical accelerator technologies for producing effective high-current proton and gamma beam for explosive detecting using nuclear resonance absorption.
Design of electronics based on modern components for experiments carried out by DLNP.

Expected main results in 2004:

Beam channel No 3 commissioning and measurement of the pion beam parameters for different energies.
Computer simulation of the beam dynamics in the channel; computation of the magnets and lenses; design of the bending magnet analogous with OM-1 and of the quadrupole analogous with ML-3.
Computer simulation of the beam acceleration up to the extraction radius (~ 30000 turns); technical proposal for the main (magnet, RF, injection, extraction) systems of the 5 MeV cyclotron-injector; technical proposal for the resonator-preinjector.
Consideration of the cyclotron variants in order to determine the type of particles and their energy; computer simulation of the beam dynamics and choice of the magnetic and accelerating field parameters; computation of the magnet and the resonator.
Creation and development of the code helping the cyclotron operator to choose the cyclotron operation parameters.
Development of the computer code for estimation of the cyclotron beam space charge effects by the 3-dimentional integral method with higher order moments in the particle distributions.
Completion of the magnetic field simulation and performance of magnetic field measurements for the INS "VINCA" Cyclotron, Belgrade.
Design of a new ion source for the U-115 cyclotron.
Conceptual design of the customs cyclotron.
Design of electronics for the RICH Wall of the COMPASS detector.

List of Activities

Activity or project

Spokespersons

Status

Commissioning of beam channels

O.Savchenko
N.Shakun

Realization

Beam channel for SAD

L.Onischenko
O.Savchenko

Realization

External Injection
into Phasotron

L.Onischenko

Technical proposal

Cyclotron for Proton Therapy

L.Onischenko
Yu.Alenitsky

R&D

Cyclotron AIC-144, Krakow, Poland.
Parameters Improvement

S.Vorozhtsov

Realization

Development of the computer code for simulation of space change effects in the RIKEN cyclotrons

S.Vorozhtsov

R&D

Commissioning of the INS "VINCA" Cyclotron, Belgrade

S.Vorozhtsov

Realization

Cyclotron U-115T, Tashkent,
Improvement of parameters

Yu. Alenitsky

Realization

Customs cyclotron

L.Onischenko
S.Vorozhtsov

Technical proposal

10.

Cyclotron CYTREC, Dubna.
Optimization of parameters

G.Karamysheva

Realization

11.

Design of electronics based on modern components for experiments carried out by DLNP

N.Zhuravlev

Realization

Collaboration
Country or international organization	City	Institute or Laboratory
Japan	Wako	RIKEN
Poland	Cracow	NINP
Russia	Snezhinsk	RFNC-VNIITF
Serbia and Montenegro	Belgrade	INS "VINCA"
Uzbekistan	Tashkent	INP UAS
The USA	Los Alamos, NM	LANL

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Improvement and Development of the JINR Phasotron for Fundamental and Applied Research

Improvement and Development of the JINR Phasotron
for Fundamental and Applied Research