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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 1 Institut of Nuclear Physics (INS) Institut des Sciences Nucléaires (ISN) Cosmology and Subatomic Physic Laboratory Laboratoire de Physique Subatomique et de Cosmologie (LPSC) CNRS-IN2P3-UJF, France 53, avenue des Martyrs, 38026 GRENOBLE CEDEX, Téléphone 04 76 28 40, Télécopie 04 76 28 40 04
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 2 Laboratoire de Physique Subatomique et de Cosmologie CNRS-IN2P3-UJF, France New name, … new lab. …
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 3 Le developpement et les applications des sources d’ions du LPSC - Grenoble P. Sortais, J.-L. Bouly, J.-C. Curdy, R.Geller, T. Lamy, P. Sole, T. Thuillier, J.-L. Vieux-Rochaz, D. Voulot, Laboratoire de Physique Subatomique et de Cosmologie CNRS-IN2P3-UJF, France 1 – PHOENIX « booster » 2 - MicroPHOENIX 3 – PHOENIX 28 GHz et/ou 18 GHz / 60 KV 4 – HTS Advanced PHOENIX : A-PHOENIX 5 – Pulsed PHOENIX and the Beta beam project
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 4 Charge state breeding test bench 1+ n+ PHOENIX « booster » 14 GHz (18 GHz) MicroPHOENIX 10 GHz (14 GHz) 120° « voie C » 90° Diagnostic Adaptation Delta I Ar 8+ ~ 4 µAe Delta I Ar 1+ ~ 5 µAe
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 5 Charge state breeding test bench Glabal spectrum of PHOENIX Booster when the source is optimized for charge breeding : very low total current ~ 150 µA 8+8+ Ar 8+ off Ar 8+ on 9+9+ 7+7+ 6+6+ 8+8+ 9+9+ 7+7+ 6+6+ O 5+ O 4+ O 6+ O 3+ O 2+ O 1+
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 6 H+/D+ production with MicroPHOENIX 10 GHz UHF injection Gas injection Monogap extraction Plasma electrode Magnet for axial field Hexapolar magnet Hybrid magnet for Hexapolar and Axial field Water cooling
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 7 High current H + production with MicroPHOENIX 10 GHz Einzel Source Dipole 5.4 mAe 4 mm 8.1 mAe 5 mm Monogap extrac tor
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 8 5.4 mAe D+ 270 W e T ~ 94 % 39 KV / 8.0 mA E2 : 5 KV E3 : 21 KV 5 mm 170 µA 5400 µA 15 µA 120 µA H+ : 6.8 .mm.mrad O + : 8.1 .mm.mrad O 3+ : 7.0 .mm.mrad D+ 6.4 .mm.mrad nominal beam SPIRAL II 7.3 .mm.mrad I ht = 5.5 mA = 3.9 10 -3 e n = 0.0285 .mm.mrad O+O+ 2+2+ 3+3+ O2+O2+ O 3+ 0.36 mAe (A/Q : 5.3) at 38 KV D + / O 3+ production with MicroPHOENIX 10 GHz
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 9 PHOENIX 28 GHz : high current extraction (Lead) 10 emA total current 300 µs pulse
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 10 The PHOENIX 28 GHz experiment at Grenoble LPSC/SSI The new (and stable) 28 GHz /10 KW ISN gyrotron from GYCOM Inc. (Nizhny Novgorod, Russia) 1 – Proof of the high frequency / high density effect 2 – Emittance and efficiency to be measured 3 - Afterglow shorter (0.3-1 ms) 28 GHz / 10 KW PHOENIX 28 GHz
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 11 A-PHOENIX 28 GHz : 3 T HTS system Axial HTS system
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 12 PKDELIS 18-28 GHz / Pantechnik - NSC New Delhi HTS coil cryostat Iron yoke Up to 1.8 T of axial field for 20 KVA total measured Pictures from : Space Cryomagnetics Ltd. Company Building E1, Culham Science Centre, Culham, Abingdon, Oxfordshire OX14 3DB England.
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 13 New RFQ LINAC 3 PSB The Beta-beam at CERN : 6 He and 18 Ne stored beams ~ 10 13 ions/s CW ~ 10 12 ions/bunch ~ 10 mAe peak ~ 50 µs ~ 10 Hz High intensity High effiency
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 14 PHOENIX 28 GHz ionic pumping during preglow effect t (ms) I ht (mA) P uhf (KW) p (mbar) ~ 10 mA / 1 ms some 10 13 ions 10 ms / 10 Hz 10 -6 mbar Some 10 -6 mbar / 2 liters plasma chamber / some 10 13 atoms
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 15 u.a. Pre glow with MCI Low pressure Discharge i.e. low density without MCI Ar 8+ Ar 2+ Ar 4+ H+H+ H2+H2+ Ar 9+ PHOENIX 28 GHz preglow effect
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 16 60 GHz « ECR Duoplasmatron » for gaseous RIB Eurisol / Isolde / LPSC collaboration Very high density magnetized plasma n e ~ 10 14 cm -3 2.0 – 3.0 T pulsed coils or SC coils 60-90 GHz / 10-100 KW 10 –200 µs / = 6-3 mm optical axial coupling optical radial (or axial) coupling (if gas only) 1-3 mm 100 KV extraction UHF window or « glass » chamber (?) Target Rapid pulsed valve ? 20 – 100 µs 20 – 200 mA 10 12 per bunch with high efficiency Small plasma chamber ~ 20 mm / L ~ 5 cm Arbitrary distance if gas
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 17 3T / 4K SuperConducting trap LPSC + Institut of Applied Physics / Nihzny Novgorod (Russia) UHF optical axial coupling Ion extraction Radial access
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Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 18 1 – Achévement des tests 28 GHz CERN/GSI 2 – Qualification d’un faisceau D+ 40 KV 3 – Qualification d’un faisceau Q/A 1/3 60 KV SPIRAL II sur PHOENIX 28 et/ou 18 GHz 4 – Faisceaux metalliques « haute intensités » CW 5 – RIB « Beta beam » Le developpement et les applications des sources d’ions du LPSC - Grenoble P. Sortais, J.-L. Bouly, J.-C. Curdy, R.Geller, T. Lamy, P. Sole, T. Thuillier, J.-L. Vieux-Rochaz, D. Voulot, Laboratoire de Physique Subatomique et de Cosmologie CNRS-IN2P3-UJF, France
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