PPT-SNS Accumulator Ring Instability Damper and Beam Transfer Function Studies

Robert Hardin Before I Begin Many Thanks Go To Craig Deibele Sasha Aleksandrov Slava Danilov Andy Webster Jeff Bryan Jim Diamond George Link Syd Murray III You For giving me the opportunity to be here today. Steve Werkema. 10 March 2010. Our piece of the action. 3/10/2010. 2. P1-P2-AP1-AP3. Accumulator. Acc - Deb. Debuncher. Abort line(s). Mu2e Cycle (Hybrid A). 3/10/2010. 3. Accumulator. Debuncher. by Mike Plum. Ring Area Manager. Spallation Neutron Source. Workshop on Optics . Measurements, Corrections, and Modeling at High Performance Storage . Rings, CERN, . June 20-22, 2011 . High . i. ntensity challenges. Martin Murphy, Fermilab. Presented August 10, 2012 at . SLAC National Laboratory for the Workshop on Accelerator Operations. The Fermi National Accelerator Laboratory is a U.S. Department of Energy (DOE) research laboratory, operated under DOE contract by Fermi Research Alliance (LLC), a joint partnership of the University of Chicago and the Universities Research Association (URA).. W. . Hofle. LIU-SPS HBW damper review. LIU SPS Coordination, 28.08.2013. Objectives. Review . to cover. :. Motivation, specification, performance, technology (kicker . choice), milestones, deliverables, project organization, responsibilities and . S. . Belomestnykh. Brookhaven . National Laboratory, Upton, NY 11973-5000, U.S.A. .. and. Stony . Brook University, Stony Brook, NY 11794, U.S.A.. The 55th ICFA Advanced Beam Dynamics Workshop on . High Luminosity Circular . Diktys Stratakis. Fermi National Accelerator Laboratory. APT Seminar (IPAC 2016), Fermilab, Batavia, IL. April 28, 2016 . 1. IPAC 2016 Contributions. Two poster contributions:. MOPOY060. : “Performance Analysis for the New g-2 Experiment at Fermilab” . Destabilising. effect of the resistive transverse damper . (single bunch, Q’ = 0). E. . Métral. , D. . Amorim. , N. . Biancacci. , X. . Buffat. and K. Li. Past observations made in simulations . J WU, T Koettig, P Janickova, L . Zwalinski. Oscillation of the pump discharge pressure. Pressure [Bar]. At certain low discharge pressure of the pump, there is no oscillation. With increase of the pressure, the oscillation starts. The frequency of the oscillation is about . Longitudinal Coupled Bunch Instability in MEIC Electron Collider Ring R. Li Outline Motivation Mechanism of LCBI Experimental Observations Suppression Schemes PEPII Results LCBI in MEIC (Wang), (Ahmed, . 26. -27 May . 2014 CERN. E. . . Wildner. J. . Jonnerby. , M. . . Martini, . H. . Schönauer. . 13/03/14. EUROnuSB Lund, E. Wildner. 2. W. . . Bartmann. , E. . . Bouquerel. , . M.Dracos. , . T. . Bob . Gunion. Lawrence Berkeley National Laboratory. June, 2018. 1. ALS-U Facility Status. Outline. DOE Approval Status. What is ALS-U. Strategy. 2. DOE Approval Status. Currently at Conceptual Design stage, Reviews in progress. Franchetti. , GSI. CERN Accelerator – School. Budapest, 2-14 / 10 / 2016. 11/ 10 / 16. G. Franchetti. 1. Disclaimer: not all in this handouts will . be presented. Type of fields. 11/ 10 / 16. G. Franchetti. Handling of large HOM powers. Recovery of degraded cavities. 20120221 . MAC2012. Yoshiyuki MORITA. Machine parameters and HOM power. Machine parameter of . SuperKEKB. /. HER. Beam Current . ：. 2.6A/2500 bunches. SPS . Session. 28-Aug-2012. Q20 . instability. . improvement. TMCI . threshold. . expected. . at. 3.5. e. 11 for . low. vert chroma. Up to 4. e. 11 no TMCI . observed. Gives. . margin. to . reach.