1. Super Separator Spectrometer Status Report
27th of September 2013
Super
Separator
Spectrometer
Status Report
Scientific Committee of GANIL
INP

2. Infrastructure and safety
Progress in Magnet design and construction
Experimental set-ups:
SIRIUS, implantation-decay station
REGLIS3, Low Energy Branch
FISIC, collider for atomic physics
Tasks & Planning
Organisation & Operation

3. Infrastructure & Safety
Spiral2 Perimeter Extension
 To cover S3 infrastructure : CoDir in Oct.
Room under construction  ready for beginning of 2014
Call for tender for Cold Box in progress
Call for tender of cryogenic line in Progress (IPN Orsay)  Delivery in Oct 2014
Fluids and power routing under definition  call for tender end 2013/beg. 2014
Safety (Dossier de Mise en Service)
Beam dump, X-ray hazard & room Architecture documented for DMES
In a further step:
Actinide targets
lasers

4. Magnets 3 × Dipoles Open triplet : 7 × SC multipoles Electric Dipole
Delivered:
March 2013
Open triplet :
Under construction
By Sigmaphi
Kick-off meeting
On July the 3rd
7 × SC multipoles
Electric Dipole
Under
design phase
Design validated
Prototype construction
started in March

5. Implantation-decay station
ANR Grant Requests
Detection Set-up SIRIUS (Irfu, Ganil, CSNSM, IPHC) : Refused, resubmitted in Oct.
Tracker detectors
Test with MWPC and micromegas technology
Position resolution : 0.7mm FWHM
Time resolution : 300ps FWHM
Very thin emissive foils built : 0.15µ
High-dynamics Front-End electronics
Floating point CSA Asic
Digital Feedback CSA
Both ready for test with a detector
Back-end electronics
- S3 as an option in NUMEXO2 order
Silicon Detectors
- Ceramics prototype for the Si box
- Detector produced
- Resolution with Jordanov 16keV (FWHM)

6. (mr-TOF-ms, laser system infrastructure, safety, RFQs)
Low Energy Branch n
x 3
x 2
75 W, 10 kHz
Nd:YAG
Pump laser -
Ti:Sa 3
Ti:Sa 2
Ti:Sa 1
LEUVEN (from IGLIS)
GANIL (from GISELE)
(Gas cell)
(RFQs)
(Gas cell, laser system)
(mr-TOF-ms, laser system
infrastructure, safety, RFQs)
Collaboration
<10-8 mbar
Pulsed
drift tube
Isobaric purification (A)
Mr-TOF-ms
4keV beam
Isotopic selection (Z)
<=10kV beam +
+©◊
Gas cell
S-shaped
RFQ
Extraction
S3 beam
entrance window
Laser beam (in-gas-jet mode)
DC repulsion tension
Exit hole with de Laval nozzle
Laser beam (in-gas-cell mode)
QMS
500 mbar
High pressure zone
(10-2 bar)
Low pressure zone
( bar)
Thermalization Neutralization
Gas jet IN
Quad deflector
RFQ
buncher
Decay
station
Pulsed
drift tube HT + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
HT=5-10kV HT
HT=40-60kV
Low energy branch REGLIS3 (Ganil, LPC, IPNO, KU Leuven) : ANR Accepted, 784k€
DESIR

7. FISIC : a collider for Atomic Physics
Achievements :
Thermal simulation of stripper targets under high intensity beams to optimize resistance
Test of a next generation Faraday cup with beam imaging  october
High energy beam
Charge exchange
Low
energy
beam
International ANR Grant Request (741k€ requested)
Fit-FISIC (INSP, Jena Univ., GSI, CIMAP) : Ranked 1st on ANR-SIM4, Results in Oct

8. Tasks & Planning
Last work packages of S3 (Vacuum, Interlocks, Automats, supervision…)
 Assessment of Resources and skills required with Ganil
 Tighter coordination between S3 and Ganil/Spiral2
To be integrated to Ganil and other partners workloads  Development Plan

9. 2 3 1 Organisation & Operation Letters of Intent GANIL Management
GANIL SC
Campaign setting
GANIL PAC
Beam time allocation 2 3
Letters of
Intent
S3 user collaboration board
S3 management board
S3 User collaboration
Physicist Community
(Proposal for experiments) 1
Campaign convener physicist
S3 Collaboration support :
Physicists
Spectrometer experts
Detection experts
DAQ Software
GANIL support :
Host physicist & Technical coordinator
- Target expert
- Spectrometer/optics experts
- Detection expert
- DAQ Software
Specific support will also be provided depending on the Campaign setting

10. Thank you For your Attention
S3 Collaboration (LoI signed by 28 laboratoires)
 ANL (US), CENBG, CSNSM, JINR-FLNR, (Russia), GANIL, France, GSI (Germany), INFN Legnaro, (Italy), IPHC, France, IPNL, , Irfu CEA Saclay, IPNO, France, JYFL (Finland), K.U. Leuven (Belgium), Liverpool-U, (UK), LNS (Italy), LPSC, MSU (US), LMU, (Germany), Nanjing-U (China), Northern Illinois University (US), SAS Bratislava, (Slovaquia), IFJ PAN Cracow (Poland), Smoluchowski Institute (Poland), CEA-DAM; SUBATECH, TAMU (US), U. Mainz (Germany), York-U (UK), Vinca Institute (Serbia)
INP

11. Operational modes and Performances
Reference reaction : 58Ni + 46Ti  100Sn + 4n σ(E) = 1.7% σ(θ) = 20mrad
High Resolution mode
High transmission mode (target closer)

12. Optical modes and Performances
Reference reaction : 58Ni + 46Ti  100Sn + 4n σ(E) = 1.7% σ(θ) = 20mrad
Converging mode for Gas Catcher
Cancelled dispersion φ=5cm

13. Implantation-decay station (α, p, e-,γ spectroscopy)
S ~ 900 channels
Germanium detector
e.x. Exogam2, CLODETTE
COPPER SUPPORT
TUNNEL
DETECTOR
INSULATOR
Veto +
IMPLANTATION
DETECTOR
Time of flight + ion tracking detector
Implantation detector
(HI,  and e- decay)
Large size (200x150 mm2)
Time Resolution < 1ns
Position resolution = 1mm
Very low thickness
Tunnel detector for escaped e- and 
Large detector size
High resolution FWHM
Ability to detect large> 50MeV pulse
(≈ 10µs) followed by a weak<15MeV pulse.
No Dead time
Large size 100x100 mm2
Conversion electrons FWHM <5 keV
Escaped alpha FWHM 15 keV
Front-end electronic
(large & high resolution PA)
Back-end electronic & DAQ
(triggerless, digital processing)

14. Expected performances
Low Energy Branch
Gas cell chamber
10-2 mbar
(LEUVEN, GANIL, IPNO, LPC…)
électrode
extraction
HRS
RFQ 90o
RFQ
extraction
Identification
Station
500 mbar
DESIR
Cellule gazeuse
Faisceau laser
10-5 mbar S3
Pure Beam
Expected performances
HRS or MRTOF
Thermalization, diffusion and transport towards the exit hole
90 %
Neutralization in to the atomic in GS
30 %
Formation of the gas jet
Laser ionization
50 %
Capturing efficiency
80 %
Detection efficiency
85 %
Total efficiency
4 %
cocktail
beam

15. Beam Dump
Open magnets
quadrupole +
sextupole
Stopping 99.9% of the primary beam charge states
Upstream
Beam dump
Conception Ganil/SACM
With IFJ PAN Cracow
Downstream
Beam Dump
~100 mm
Active areas (>1mSv/h) can be fully
shielded by lead protection ( <25µSv/h)