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MOMPMP02 | Computational Needs for the ILC | simulation, emittance, damping, feedback | 7 | |||||
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Funding: This work is supported by the Commission of the European Communities under the 6th Framework Programme, contract number RIDS-011899. |
The ILC requires detailed studies of the beam transport and of individual components of the transport system. The main challenges are the generation and preservation of the low emittance beams, the protection of the machine from excessive beam loss and the provision of good experimental conditions. The studies of these effects leads to specifications for the different accelerator components and hence can significantly impact the cost. |
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TUMPMP03 | BEAM DYNAMICS STUDIES FOR THE HIGH-ENERGY STORAGE RING | electron, target, antiproton, injection | 96 | |||||
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Funding: INTAS grant No. 03-54-5584 (Advanced Beam Dynamics for Storage Rings), EU-FP6 FP6 contract No. 515873(DIRAC Secondary-Beams) |
The HESR is planned as an antiproton storage ring in the momentum range from 1.5 to 15 GeV/c. An important feature of this new facility is the combination of phase space cooled beams utilizing electron and stochastic cooling and dense internal targets (e.g. pellet targets). In this paper different beam dynamics issues like closed orbit correction, performance of cooled beams interacting with internal targets and luminosity considerations are discussed in respect of utilized simulation codes.
O. Boine-Frankenheim et al., Nucl. Inst. and Meth. A 560, 245 (2006). |
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WEA1MP01 | Parallel Simulation of Coulomb Collisions for High-Energy Electron Cooling Systems | electron, ion, heavy-ion, simulation | 233 | |||||
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Funding: This work is funded by the US DOE Office of Science, Office of Nuclear Physics. |
High-energy electron cooling requires co-propagation of relativistic electrons over many meters with the recirculating bunches of an ion collider ring. The expected increase of ion beam luminosity makes such systems a key component for proposed efforts like the RHIC luminosity upgrade* and the FAIR project**. Correctly simulating the dynamical friction of heavy ions, during brief interactions with low-density electron populations, in the presence of arbitrary electric and magnetic fields, requires a molecular dynamics approach that resolves close Coulomb collisions. Effective use of clusters and supercomputers is required to make such computations practical. Previous work*** will be reviewed. Recent algorithmic developments**** and future plans will be emphasized.
* http://www.bnl.gov/cad/ecooling |
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