operation and development agor facility · 2019. 10. 17. · agor facility. sb/nuppec0511/2...
TRANSCRIPT
sb/NUPPEC0511/1
operation and development AGOR
facility
sb/NUPPEC0511/2
capabilities
• all elements: 1H to 238U
• polarized protons and deuterons
• experimental setups
• Big Bite Spectrometer
• BINA/SALAD
• TRIµP separator
• irradiation setup
sb/NUPPEC0511/3
capabilities
• all elements: 1H to 238U
• polarized protons and deuterons
Q/A
0.0 0.2 0.4 0.6 0.8 1.0E
/A [M
eV
]
10
100
Qz= 0
Qr+2Q
z = 3
B = 4.1 T
• protons E = 120 - 190 MeV
• Q/A = 0.5 E/A = 34 - 90 MeV
• heavy ions
(E/A)min = 5.5 MeV
(E/A)max = 600 (Q/A)2 MeV
sb/NUPPEC0511/4
activities
• operation for experiments (3000 hours net/year)• nuclear physics• fundamental interactions • instrumentation• radiobiology• radiation hardness testing
• development to meet requirements future experiments• high intensity heavy ions
• research accelerator applications
• space related• biomedical• material science
sb/NUPPEC0511/5
high intensity heavy ion beams
• current operational status
• ≥ 2 x 1011 pps up to Ar
• 1010 pps for Pb
• ECRIS output main limitation
• stepwise approach
• phase 1 (2005 - 2006) 2 × 1011 pps up to Pbfeasibility fully established
• phase 2 (2007 - 2009) 5 × 1012 pps up to Pb (1kW)feasibility to be established
• needed for experiments TRIµP-programme
• goal: 5 × 1012 pps for all beams up to Pb
sb/NUPPEC0511/6
phase 1
• upgrade ECRIS ionsource (completed august 2005)
• based on AECR (LBL,USA)
• collaboration JYFL, Finland and ANL, USA
• goal: tenfold intensity increase
• output meets expectations
• improvement beamline ionsource - cyclotron (2006)
• goal: fourfold intensity increase
sb/NUPPEC0511/7
phase 1
• study fundamental limits beam intensity
• injection: transverse space charge effects
• acceleration: charge exchange residual gas
• extraction: power dissipation electrostatic deflector
• present status
• accelerated beamintensity up to 4.2 µAinjection effiency independent of intensity
• residual gas interaction strongly dependent on charge statepotential showstopper for specific ions
• extracted beampower up to 200 Wextraction efficiency independent of intensity
ESD sufficient up to 100 W beampower if εext ≥ 75 %
• within factor 10 from objectives phase 2
• highest intensity not yet available for experiments
sb/NUPPEC0511/8
280 W 12C4+ beam
radius [mm]
200 300 400 500 600 700 800 900 1000
curr
ent
[µA
]
0
1
2
3
4
5
extracted beam
3 µA, 200 W
sb/NUPPEC0511/9
phase 2 (2007 - 2009)
• new ECRIS ionsource
• European collaboration FP6 I3-EURONSdevelopment superconducting sources LNS, LPSC, GSI, GANIL, JYFL, CERN, ..., KVI
sb/NUPPEC0511/10
phase 2 (2007 - 2009)
• new ECRIS ionsource
• European collaboration FP6 I3-EURONSdevelopment superconducting sources LNS, LPSC, GSI, GANIL, JYFL, CERN, ..., KVI
• improvement extraction channels • ESD: collaboration MSU-NSCL
• EMC2, QP: industry contracts
sb/NUPPEC0511/11
phase 2 (2007 - 2009)
• improvement extraction channels • collaboration MSU-NSCL; industry contracts
• power density up to 1 MW /cm3
� damage on ms-timescale • protect equipment against beamloss
• European collaboration FP6 EURISOL-DS GANIL, LNL, GSI, JYFL, CERN, .., KVI
• new ECRIS ionsource
• European collaboration FP6 I3-EURONSdevelopment superconducting sources LNS, LPSC, GSI, GANIL, JYFL, CERN, ..., KVI
sb/NUPPEC0511/12
biomedical research
• radiobiology: radiation tolerance healthy tissuerelevant for clinical practice
• future plans
• comparison proton ↔ heavy ion therapy• Bragg-peak RBE of protons
• instrumentation• protontherapy cyclotron• dose imaging• proton therapy delivery system
sb/NUPPEC0511/13
space related research
• space research
• detector tests for SolarOrbiter en BepiColombofirst experiments with protons 2005
• development charged particle telescope
• four year contract under negociation
• radiation hardness electronic components
• EADS Bremen, TRAD Toulouse
• first experiments with protons in 2005
• development heavy ion irradiations planned
sb/NUPPEC0511/14
Operation at h=5 (15-Nov-2005)
• extend operations to h=5 mode
• lower energy possible:
• h=4 Emin=5.8 MeV/A
• h=5 Emin=3.8 MeV/A
Q/A
0.0 0.2 0.4 0.6 0.8 1.0 1.2
E/A
[M
eV
]
10
100
1H
1+
4He
2+
3He
2+
Ar
Ne
Mg
3H
1+
νr + 2νz = 3
νz = 0
B = 4.1 T
208Pb
27+
Emin
(h=4)
Emin
(h=5)
40Ar
8+ 6 MeV/A
Radius [mm]
200 300 400 500 600 700 800 900 1000
I (h
=4)
0.00
0.02
0.04
0.06
0.08
0.10
I (h
=5
)
0.00
0.01
0.02
0.03
0.04
0.05
h=4
h=5