Overview of Storage-Ring Projects at Lanzhou Xinwen Ma Institute of Modern Physics, Chinese Academy of Sciences ILIMA GSI-Helmholtz, 28, Feb, 2012

Examples of Progress on the present accelerator facility The Future Projects Outline

CSRe SFC (K=69) 10 AMeV (H.I.), 17~35 MeV (p) SSC(K=450) 100 AMeV (H.I.), 110 MeV (p) CSRm 1000 AMeV (H.I.),  2.8 GeV (p) Accelerator Facilities Heavy Ion Research Facility in Lanzhou (HIRFL) National Laboratory of Heavy Ion Accelerator in Lanzhou RIBLL1 RIBs at tens of AMeV RIBLL2 RIBs at hundreds of AMeV

Scientific Drivers Scientific Drivers Fundamental researches on nuclear & atomic physics – Structure and collision dynamics of exotic nuclear with RIB – Mass measurement,  -spectroscopy, and synthesis of new isotopes – EoS of nuclear matter – Chemistry of super-heavy elements – Explosive nuclei synthesis, breaking of hot CNO, and rp-process – HCI interaction with laser, electron, molecular, and surface – HED physics – Nuclear Theory – Instrumentation Applications with heavy ions – Material science: nano-tech., nuclear energy structural material, … – Radio-biology: tumor therapy, mutation breeding, … Accelerator & experimental technique developments Research on advanced nuclear fuel cycles: ADS Main Scientific Activities at IMP

DR & RR X-ray Deep seated Tumor Therapy EX-T Mass measurements IMS & SMS Decay properties Nuclear reaction Gas filled separator Nuclear reaction with unstable nuclei Material irradiation In beam γ spec. μ-beam Reaction PISA Experimental Sites at HIRFL

Atomic experiment at CSR Electron cooler and DR experiment Dielectronic Recombination of Ni 19+ Radiative Electron jet REC x-ray from Xe 54+ on N2

QQ D    TOF Si Ge Recoil separator   isomer G.S ,p,p ,p,p T1＝0T1＝0 T 3 < 3T 1/2 T21sT21s Q ,p In-beam γ spectroscopy In-beam γ spectroscopy Collective motions Shape coexistences Single particle excitations Search for isomers Decay studies Synthesis of new isotopes 8Clovers+14Ges

Time of Flight detector Mass measurement: facility and methods Mass measurement: facility and methods RIBLL2: radioactive ion production CSRe: mass & decay measurement IMS:    t SMS: d  0  t =1.395  368 MeV/u

Masses measured for the first time 43 V, 46 Mn, 47 Mn, 49 Fe, 51 Co, 52 Co, 53 Ni, 55 Cu, 56 Cu, 63 Ge, 65 As, 67 Se, 71 Kr Masses with improved accuracy 41 Ti, 45 V, 45 Cr, 47 Cr, 48 Mn, 49 Mn, 51 Fe 46 Cr, 50 Fe, 54 Ni Mass measurement Mass measurement m/∆m≈1.7x10 5

Waiting point 64 Ge? Importance of 65 As Mass Importance of 65 As Mass 65 As is unbound with respect to proton emission 64 Ge is not a waiting point in the rp- process 90% of the reaction flow passes through 64Ge via proton capture S p ( 65 As) = -90 (85) keV PRL 106, (2011)

HPLUS HILAC ETF U SSC-LINAC Multi-injectors Increasing Beam Intensity HIRFL Upgrading Plan HIRFL Upgrading Plan

New CSRe Decay properties of radioactive nuclides Mass measurement for short lived nuclei Laser cooling of ion beams With new installation, we can perform

HIAF Project High Intensity Heavy Ion Application Facility

Facilities Research objectives Phase I HIAF Energy, Space, Biology … Existence Limit of Nuclei, Universe… High Energy Density Physics (warm) Phase II Nuclon Structure Low energy hadron property High Energy Density Physics (hot) Phase III QCD test （ QGP ） HI driven ICF New Physics Future New Projects

Nuclear Physics Properties of Nuclear Matter, nuclear structure, mass measurement Nuclear Astrophysics High Energy Density Physics EoS, metallic H 2 Atomic Highly Charged Ions relative energy ion-atom collisions, high precision x-ray spectroscopy, QED under super critical field, laser spectroscopy of radioactive ions, laser cooling of heavy ions and laser spectroscopy, precision dielectronic recombination Irradiation Material Science by Heavy Ion Beams Research on Space Irradiation and Radiation Biology by Heavy Ion Beams Physics programs under discussion in Phase-I of HIAF

Cooler-SynchrotronECS-45 (High Pulse Power) Isochronisms' Mass Measurement (High Accuracy) U-RIBLL (Large Acceptance)i-LINAC (Multi-Charge State) ECR LIS HEP Setup 10s kJ Irradiation Setup Material Setup Multi-Function Setup One Configuration of HIAF-I One Configuration of HIAF-I

Heavy Ion Accelerator Facility (Phase I) Beam Facilities Ion Sources (LIS) SC LINAC Cooling Radioactive Beam-line Storage Ring Accelerators Exp. Sites Nuclear material Multi-function irradiation site RIBs Physics site Mass spectrometry HEZ radiation site HED physics site  -beam neutrino physics site SC-LINAC + Radioactive Beam-line + Storage Ring Accelerator New Configuration of HIAF-I 2013~2020

Suggested new configurations for experiments Super critical fields exp. Merged beam design High precision DR experiments One cooler, one electron target Possibilities are Open for discussions and proposals at HIAF

HIAF Specification Typical Beams and Performance SubsystemIon Beam E I i-LINAC 84 Kr MeV/u 10 p  A 209 Bi 30+~ MeV/u 12 p  A 238 U 33+~ MeV/u 10 p  A U-RIBLL RIBs150~220 MeV/u  10 9 pps ECS-45 Kr GeV/u 1.0  ppp Bi GeV/u 1.0  ppp Budget: bRMB

ADS Project Acceleration Driven Spallation system

Problems Faced Nuclear Fuel Supply Nuclear Waste Management 235 U: conventional reactor 238 U: fast reactor 232 Th: TMSR One through: directly deep disposal Closed cycle: Pu, 233 U, 235 U, and then disposal ADS: MAs & LLFPs transmutation Advanced Nuclear Fission Energy for Future Supported by the “Strategic Priority Research Program” of CAS

Intensive & energetic protons bombarding spallation target Transmutation of MAs and LLFPs Widely distributed neutron production Subcritical Reactor Spallation Target Accelerator ADS to be considered as the best solution for nuclear waste transmutation. Constitutions of ADS ADS – Schematic diagram

Waste Processing System Fuels with MAs Transmuted Products Separation Short-lived fission products Fabrication of fuel elements Waste Disposal Power Generation Accelerator Reactor Reprocessing Radioactive waste Industrial electric power system MAs & LLFPs ADS – Nuclear Waste transmutation Cycle

Injector 1 Injector ~5 MeV ~50 MeV 201X 150/200 MeV ~ ~1 GeV ~ ~1.5 GeV 5~10 MW t 100 MW t ≥1 GW t Individual key tech. R&D Acc. & target & reactor prototype ADS Test Setup Exp. Facility Demo Facility 10 MeV Phase I ( ) Phase II ( X) Phase III (201X-2022) Phase IV ( ) ADS Roadmap in CAS

Acknowledgements to HIRFL team CSR experimental Team HIAF working group ADS working group Collaboration with GSI Collaboration with MPIK ……

Thank you for your attention

External target set-up External target set-up Study structure of exotic nuclei, and constrain the properties of neutron star Observables: n/p and  /  ratios Nucleon differential flow Hard photons

HIRFL HIRFL Main setups for H.I applications Main setups for H.I applications Irradiation Material Laser Space Industry Micro-beam Irradiation film Cancer Therapy High Pressure High speed GPU 320 kV HV platform