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MOFO01 | SPIRAL1 Charge Breeder: Performances and Status | 35 |
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In the framework of the SPIRAL1 upgrade under progress at the GANIL lab, the charge breeder based on a LPSC Phoenix ECRIS, first tested at ISOLDE* has been modified as to benefit of the last enhancements of this device from the 1+ / n+ community**. Prior to its installation in the middle of the low energy beam line of the SPIRAL1 facility, it has been tested at the 1+/n+ LPSC test bench to validate its operation performances. Charge breeding efficiencies as well as charge breeding times have been measured for noble gases and alkali elements. The experimental results demonstrated that the modifications done were on the right track leading the SPIRAL1 charge breeder to the top worldwide in terms of performances. The experimental outcomes have proved the strong interrelationship between the charge breeding efficiency and the charge breeding times which are still under active discussion.
* P. Delahaye et al, Review of Scientific Instruments. 77, 03B105 (2006) ** R. Vondrasek et al, Review of Scientific Instruments 83 113303 (2012) |
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Slides MOFO01 [10.461 MB] | |
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ECRIS2016-MOFO01 | |
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TUAO05 | First Plasma of the PHOENIX V3 ECR Ion Source | 48 |
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Funding: This project was partially funded by the EU Grant Agreement 283745. PHOENIX V3 is an upgrade of the PHOENIX V2 ECR ion source granted by the European CRISP project. This new ECRIS features a larger plasma chamber and a re-duced vacuum pressure under operation. The V3 source will replace the V2 one on the SPIRAL2 accelerator in 2018. The first plasma of PHOENIX V3 was achieved on May 9th 2016. The early commissioning of the V3 source at low 18 GHz power demonstrates as expected an en-hancement of the high charge state production and Ar14+ intensity already exceeds the V2 one. Further enhance-ments are expected the outgassing will be achieved and the full RF power will be injected in the source. |
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Slides TUAO05 [7.050 MB] | |
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ECRIS2016-TUAO05 | |
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WEPP09 | Development of a New Compact 5.8 GHz ECR Ion Source | 101 |
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LPSC is developing a new 5.8 GHz compact ion source to produce low charge state ion beams and study their capture in the PHOENIX charge breeder. The source was designed to meet criteria like stability, compactness and low cost. It is mounted on a DN200 iso K flange and is fully under vaccum during operation. The technology brings modularity to ease the development. It can operate up to 60 kV. The plasma is heated by a 100W solid state amplifier. The ECRIS produces 1 mA of H+ beam with 20W of HF and low charge state Argon ions. It was tested under several microwave and magnetic configurations on a test bench equipped with a mass spectrometer and diagnostics. Given its excellent performances, this source is being installed to drive the accelerator based neutron source, GENEPI 2, at LPSC. The developments of the source together with the results of the experiments will be presented. Future plans for this ion source will also be discussed. This work was supported by the ERA-NET NuPNET in the frame of the EMILIE project. | ||
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-ECRIS2016-WEPP09 | |
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