newly implemented tools and concepts and also on scrutinizing on the stability of the system. The new FAIR-type system is now being rolled out to the other machines of GSI and FAIR. Moreover, with the local [...] adapted to the GSI/FAIR standards and set up downstream of ESR ( Report ). CRYRING@ESR can store, cool and decelerate heavy, highly charged ions down to a few 100 keV/nucleon. It features excellent vacuum [...] the figure) in six of the twelve straight sections. The other six sections implement the injection system, the beam extraction, beam diagnostics, an rf-gap for de- or acceleration, and the electron cooler

frequency 0.8-5.0 MHz electron cooling Voltage 2-240 kV max. electron current 1 A electron beam diameter 5 cm interaction length 2.5 m max. solenoidal field 200 mT stochastic cooling Bandwidth 0.9-1.7 GHz installed [...] ESR-Maschine Die Umlauffrequenz der Ionen im ESR liegt bei 2 . 106 s-1. Der Druck im Inneren des Systems liegt bei 10-11 mbar, damit möglichst wenig Kollisionen zwischen Ionen und Restgasmolekülen auftreten [...] installed CW power 2.4 kW longitutinal cooling: Palmer, TOF or notch filter vacuum Operational 10-11 mbar bakeable up to 300 °C beam diagnostics 12 position monitors dc transformer fast current transformer

the major strength of GSI Helmholtz Centre for Heavy Ion Research which offers access to stored and cooled stable and radioactive highly charged ions. Furthermore, a variety of trapping and storage-ring devices [...] helium targets, and to nearly unity detection efficiency of reaction products. Furthermore, electron cooling of ion beams fixes the beam energy which is essential if narrow resonances are looked for. After [...] generated by thermonuclear explosions in the atmosphere of an accreting neutron star in a close binary system. They are characterized by sudden enormous spikes in x-ray emission with repeating cycles of hours

Topic Dmytro Dmytriev PhD Student Ruprecht-Karls University Heidelberg Transversal Schottky detector systems for mass and lifetime measurements in storage rings Ivan Kulikov PhD Student Ruprecht-Karls University [...] Guo Summer Student Beihang University Beijing Two-body orbital electron capture decay of stored and cooled helium-like 142Pm ions 2011

highest efficiency, sensitivity and precision, improved detector systems will be developed within ASTRUm. Possible applications of these systems go beyond ASTRUm objectives and will be used in particular in [...] Helmholtzzentrum für Schwerionenforschung Description: The main goal of ASTRUm is to employ stored and cooled radioactive ions for forefront nuclear astrophysics research. Four key experiments are proposed to [...] years and will allow us to unveil the astrophysical conditions prior to the formation of the solar system. The measurements of the alpha-decay width of the 4.033 MeV excited state in 19 Ne will allow us

with protons offers the precise spectroscopy of all states in the charmonium system, the search for glueballs, multi-quark systems and mesonic hybrid states in the mass region above 3 GeV/c 2 . With targets [...] LAAPD screening facility Frontend Readout Hadronphysics The HESR is planned to deliver a stored and cooled antiproton beam from P=0.5 GeV/c to 15 GeV/c. Since beam and target particles annihilate, their full

commissioning. Operation of all future FAIR beam cooling systems, including CR and HESR systems Building up and secure expertise for these cooling systems Department Head (interim) Jon Roßbach Tel: +49- [...] users. Adjusting and optimization of the beam cooling devises according to accelerator and user demands. The CR stochastic cooling system ( PSP 2.5.10) within the FAIR project with all working steps from design [...] The department Beam Cooling (BCO) Is responsible for: Operation, maintenance and development of the 4 existing beam cooling devices in connection with other technical departments and experimental users

maintenance and upgrades of the existing beam cooling systems (SIS electron cooling, ESR electron cooling, ESR stochastic cooling, CRYRING electron cooling). This includes the hardware, the controls concepts [...] for these systems. Setting up and commissioning the CRYRING electron cooler. Responsibility and realization of the CR stochastic cooling (s.c) 3.1. Planning (simulations, general concept, system design) [...] commissioning the complete s.c. system Support of the operating staff during beam manipulations with cooling. Machine development experiments and new methods involving cooling at the GSI/FAIR storage rings

publications Cooling Workhop Japan 2016, C. Dimopoulou Stochastic Cooling System for the Collector Ring at FAIR ICFA Beam Dynamics Newsletter no. 64 Beam Dynamics Newsletter Proceeding COOL’2015, J. Roßbach [...] Roßbach et al. Electron Cooling at GSI and FAIR - Status and Latest Activities Proceeding IPAC 2014 C.Dimopoulou et al. Beam Cooling Systems and Activities at GSI and FAIR Proceeding COOL 2011 C.Dimopoulou et [...] Barrier Buckets and stochastic Cooling Journal PRST AB, C.Dimopoulou et al. Design of the new Experimental Storage Ring for operation with ions and antiprotons Proceeding COOL 2007 2014 C.Dimopoulou et al

increase the accuracy), the ions in this experiment are going to be trapped in a Penning trap and cooled down to cryogenic (liquid helium) temperature. At the same time, the trap's axial and radial optical [...] operation of the Penning trap is provided by a superconducting magnet of the Helmholtz type. The whole system was previously used at Berkeley for a similar experiment called RETRAP (Rare Element TRAP). In c [...] left axis) and scaled fuorescence rate (red curve, right axis) as a function of time during the cooling process Phase diagram of the plasma parameter for the present conditions. Dotted line: Doppler limit