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OCR for page 120
Scientific Opportunities with a Rare-Isotope Facility in the United States
C
Selected List of Operating and Planned Rare-Isotope Facilities Worldwide
TABLE C.1 Selected List of Rare-Isotope Beam Facilities: Existing and Near-Term Capabilities in Asia, Europe, and North America
Facility
Region
Country
Type
Driver
BFRIB
Asia
China
ISOL
100 MeV, 200 µA cyclotron
HIRFL at IMP
Asia
China
IF
HI cyclotrons and storage ring and cooler
RARF at RIKEN
Asia
Japan
IF
HI linac and K540 cyclotron and K70 AVF cyclotron
RIBF at RIKEN
Asia
Japan
IF
Cascade of K520, K980, and K2500 HI cyclotrons to 440 (LI) and 350 (very HI) MeV/A
TRIAC at KEK-JAEA
Asia
Japan
ISOL
40 MeV, 3 µA tandem
VEC-RIB
Asia
India
ISOL
K130 cyclotron to 400 keV/A
CRC
Europe
Belgium
ISOL
30 MeV H− cyclotron to 300 µA
DRIBS at Dubna
Europe
Russia
IF and ISOL
U400 and U400M and U200 HI cyclotrons 100 MeV/A
EURISOL
Europe
European Union
ISOL
Linac providing 1 GeV protons with up to 5 MW and multiple 100 kW targets
OCR for page 121
Scientific Opportunities with a Rare-Isotope Facility in the United States
Accelerated Rare-Isotope Beams
Status
Comments
SC linac proposed
Construction from 2003
Up to 10 MeV/A for RIB
Operating driver
1100 MeV/A for 12C and 540 MeV/A for 238U driver
Operating
Provides intense A < 60 RIBs
Phase II includes degraders, a gas catcher, e-RI collider, polarized RI beams, etc.
Construction
Goal of up to 100 kW of U on target, Phase I operational in 2007, Phase II proposed
18 GHz (CB-ECR) and SC RFQ and IH and SC linacs
Operating
Low-energy RNBs up to 1.1 MeV/A are currently available; RNBs from 5 to 8 MeV/A are planned
HI RFQ linac to 86 keV/A; IH linacs to 400 keV/A
Cyclotron exists, RFQ prototype operational, funded project
Photofission option for producing neutron-rich RIB under consideration; Phase 2 proposal for acceleration up to 2 MeV/A submitted
K110–Cyclone cyclotron
Operating
Up to 9 kW on target and RIBs accelerated from 0.2 to 12 MeV/A
RIB can be accelerated in U400 cyclotron.
Operating
Also uses photofission technique with the MT25 microtron
SC linac
4-year design study funded in 2005.
Continuous energies between keV/A and 100 MeV/A for m < 130
OCR for page 122
Scientific Opportunities with a Rare-Isotope Facility in the United States
Facility
Region
Country
Type
Driver
EXCYT at LNS
Europe
Italy
ISOL
HI SC k = 800 cyclotron up to 1.3 kW on target
FAIR at GSI
Europe
Germany
IF
Uranium to 2 GeV/A for fragmentation
GSI
Europe
Germany
IF
Uranium to 1 GeV/A
ISOLDE at CERN
Europe
European Union
ISOL
1.4 GeV synchrotron with up to 2 µA average
MAFF
Europe
Germany
ISOL
Munich Research Reactor FRM-II
SPES
Europe
Italy
ISOL
100 MeV proton beam on UC x target
SPIRAL at GANIL
Europe
France
ISOL/ IF
HI cyclotrons producing up to 95 MeV/A
SPIRAL 2 at GANIL
Europe
France
ISOL
SC linac produces 40 MeV and 5 mA deuterons; and 1 mA HI up to 14.5 MeV/A
HRIBF at ORNL
North America
United States
ISOL
42 MeV ORIC cyclotron
ISAC-I
North America
Canada
ISOL
100 µA, 500 MeV cyclotron
ISAC-II
North America
Canada
ISOL
Accelerates ISAC-I beams
NSCL at MSU
North America
United States
IF
HI coupled SC cyclotrons 80 to 160 MeV/A for LI and 90 MeV/A for U
RIA
North America
United States
ISOL/ IF
400 kW linac providing 400 MeV/A HI and LI or 900 MeV p
NOTE: BFRIB—Beijing Facility for Rare Isotope Beams; HIRFL—Heavy Ion Research Facility; IMP—Institute of Modern Physics, Chinese Academy of Sciences; RARF—RIKEN Accelerator Research Facility; RIBF at RIKEN—Rare-Isotope Beam Factory at RIKEN; TRIAC at KEK-JAEA—Tokai Radioactive Ion Accelerator Complex at High Energy Accelerator Research Organization-Japan Atomic Energy Agency; VEC-RIB—Variable Energy Cyclotron Radioactive Ion Beam; CRC—Centre de Recherche du Cyclotron; DRIBS—Dubna Radioactive Ion Beams; EURISOL—European Isotope Separator On-Line; EXCYT—Exotic Nuclei Production with Cyclotron and Tandem; LNS—Laboratori Nazionali del Sud; FAIR—Facility for Antiproton and Ion Research; GSI—Gesellschaft für Schwerionenforschung; ISOLDE—On-Line Isotope Mass Separator; CERN—European Organization for Nuclear Research; MAFF—Munich Accelerator for Fission Fragments; SPES—Study and Production of Exotic Species; SPIRAL— Système de Production d’Ions Radioactifs en Ligne; GANIL—Grand Accélérateur National d’Ions Lourds; HRIBF—Holifield Radioactive Ion Beam Facility; ORNL—Oak Ridge National Laboratory; ISAC—Isotope Separator and Accelerator; NSCL at MSU—National Superconducting Cyclotron Laboratory at Michigan State University; RIA—Rare Isotope Accelerator; ISOL— Isotope Separator On-Line; SC—superconducting; RIB—rare-isotope beam; IF—in-flight; IH—interdigital H-mode; HI—heavy ion; RFQ—radio-frequency quadrupole; AVF—azimuthally varying field; LI—light ion; RI—rare isotope; CB-ECR—charge-breeding electron cyclotron resonance; RFQ—radio-frequency quadrapole; RNB—radioactive nuclear beam; REX—Radioactive Beam Experiment; ORIC—Oak Ridge Isochronous Cyclotron.
OCR for page 123
Scientific Opportunities with a Rare-Isotope Facility in the United States
Accelerated Rare-Isotope Beams
Status
Comments
15 MV tandem
Operating
Negatively charged RIBs can be accelerated to ~0.2 to 8 MeV/A.
Synchrotrons
Construction to start in fall 2007.
Increase RIB intensity by up to 10,000 and energy by factor of 15 over present facility scheduled for completion in 2014
Operating
REX-ISOLDE linac at 3.1 MeV/A
Operating
Accelerator upgraded to 3.1 MeV/A (5 MeV/A planned) and up to 4 kW on target
REX-ISOLDE concept with 3.7 to 5.9 MeV/A
Planned
ISOL using reactor neutrons as primary driver beam
SC linac to >20 MeV/A
Proposed
1013–1014 particles per second for mass region 80–160; A/q = 1–3
CIME Cyclotron for 1.7 to 25 MeV/A with A < 80 and 1.7 to 10 MeV/A for A~100-150
Operating
ISOL accelerated to E < 25 MeV/A with A < 80; IF produces RIB with A < 100 having E < 100 MeV/A
CIME Cyclotron for 1.7 to 25 MeV/A with A < 80 and 1.7 to 10 MeV/A for A~100-150
Construction phase
Operation planned for 2011-2012; budgeted for 130 million euros
25 MV tandem
Operating
Actinide targets used to produce neutron-rich beams
Linac to 2.0 MeV/A
Operating
Routinely operates with 35 kW primary beam power at target
SC linac brings energy to 6.5 MeV/A for A < 150
Construction
4.3 MeV/A begins operation in 2006; 6.5 MeV/A scheduled for 2009
Operating
Gas catcher for slow beams operational, includes A1900 separator
Linac chain
Proposed
E < 20 MeV/A for reaccelerated RIBs with A < 60, 12 MeV/A for A < 240, and >20 MeV/A for in-flight RIBs
Representative terms from entire chapter:
recent surveys