pascal sortais – lpsc/ssi - sfp porquerolles 03 - 1 institut of nuclear physics (ins) institut des...
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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
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 2
Laboratoire de Physique Subatomique et de Cosmologie
CNRS-IN2P3-UJF, France
New name, … new lab. …
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 CosmologieCNRS-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
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 Ar8+ ~ 4 µAe
Delta I Ar1+ ~ 5 µAe
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+
Ar 8+ off
Ar 8+ on
9+ 7+
6+
8+
9+ 7+
6+
O5+
O4+
O6+
O3+
O2+
O1+
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 6
H+/D+ production with MicroPHOENIX 10 GHz
UHF injection
Gas injection
Monogap extraction
Plasmaelectrod
e
Magnet foraxial field
Hexapolar magnet
Hybrid magnet for Hexapolar and Axial field
Water cooling
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 7
High current H+ production with MicroPHOENIX 10 GHz
Einzel
Source
Dipole5.4 mAe 4 mm
8.1 mAe 5 mm
Monogap extractor
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 8
5.4 mAe D+270 W
eT ~ 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
O3+ : 7.0 .mm.mrad
D+ 6.4 .mm.mrad
nominal beam SPIRAL II
7.3 .mm.mradIht = 5.5 mA = 3.9 10-3
en = 0.0285 .mm.mrad
O+
2+
3+ O2+
O3+ 0.36 mAe (A/Q : 5.3) at 38 KV
D+ / O3+ production with MicroPHOENIX 10 GHz
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 9
PHOENIX 28 GHz : high current extraction (Lead)
10 emA total current 300 µs pulse
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
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 11
A-PHOENIX 28 GHz : 3 T HTS system
0 100 200 300 400 500 600Coil Current @AD
1
2
3
4
5
citengaM
dleiF
@TD
HTS COIL202530 K35 K50 K
100 200 300X
0255075Y
- 200
0
200
Z
100 200 300X
50100150200250
X050100150200
Y
- 200
0
200
Z
50100150200250
X
- 200
0
200
Z
Axial HTS system
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 fieldfor 20 KVA total
measured
Pictures from : Space Cryomagnetics Ltd. Company Building E1, Culham Science Centre, Culham, Abingdon, Oxfordshire OX14 3DB England.
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 13
New RFQLINAC 3
PSB
The Beta-beam at CERN : 6He and 18Ne stored beams
~ 1013 ions/s CW
~ 1012 ions/bunch ~ 10 mAe peak ~ 50 µs ~ 10 Hz
High intensityHigh effiency
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 14
PHOENIX 28 GHz ionic pumping during preglow effect
t (ms)
Iht (mA)
Puhf (KW)
p (mbar)
~ 10 mA / 1 ms some 1013
ions
10 ms / 10 Hz10-6 mbar
Some 10-6 mbar / 2 liters plasma chamber / some 1013 atoms
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 15
u.a.
Pre glow with MCI
Low pressureDischarge
i.e. low density without MCI
Ar8+ Ar2+Ar4+H+ H2+ Ar9+
PHOENIX 28 GHz preglow effect
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 16
60 GHz « ECR Duoplasmatron » for gaseous RIB
Eurisol / Isolde / LPSC collaboration
Very high densitymagnetized plasma
ne ~ 1014 cm-3
2.0 – 3.0 T pulsed coils or SC coils
60-90 GHz / 10-100 KW10 –200 µs / = 6-3 mm
optical axial coupling
optical radial (or axial) coupling(if gas only)
1-3 mm100 KV
extractionUHF windowor « glass » chamber (?)
Target
Rapid pulsed valve ?
20 – 100 µs20 – 200 mA
1012 per bunchwith high efficiency
Small plasmachamber ~ 20 mm / L ~ 5 cm
Arbitrary distanceif gas
Pascal Sortais – LPSC/SSI - SFP Porquerolles 03 - 17
3T / 4K SuperConducting trap LPSC + Institut of Applied Physics / Nihzny Novgorod (Russia)
UHF optical axial couplingIon extraction
Radial access
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 CosmologieCNRS-IN2P3-UJF, France