PPT-Managing the Emittance :

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Transverse and Longitudinal V Schoefer RHIC Retreat 2013 Agenda Part I Some specific cases AGS RF phase rollover fix effects on the emittances Conjectures about

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Managing the Emittance :: Transcript

Transverse and Longitudinal V Schoefer RHIC Retreat 2013 Agenda Part I Some specific cases AGS RF phase rollover fix effects on the emittances Conjectures about longitudinal emittance. ScienceS. and Education (CLASSE) . Emittance. and . photocathodes. Ivan . Bazarov. Cornell University. Where we are today. Injector performance. Ongoing work. Venues for improvements. Next generation gun. 1. Comparison 60MV/m Gun . vs. 50MV/m Gun, Flat Top Laser Pulse. 2. Comparison for the worst case: Gun50+Gauss Laser Pulse. 3. Summary and Outlook . Yauhen Kot. Summary for the S2E Meeting 28.10.2013. at FACET and at Fermi. A. Latina (CERN), E. . Adli. (Oslo), . D. . Pellegrini. . (CERN), J. . Pfingstner. (CERN), D. Schulte (CERN). LCWS2014 – Oct 8, 2014 – Belgrade. 1. Objectives. We . propose . Jeremy Perrin, Cornell University. On behalf of the . CesrTA. collaboration. Overview. Experimental . motivation. A basic analytical . model. Simulation . techniques. Comparison of simulation and experiment. growth issues in HT. The problem: . Observed . emittance. growth in Diego’s . multiturn-multikick. HT release, both in presence of a dipolar . wakefield. and a . dipolar+quadrupolar. . wakefield. metals to less than thermal. Jun Feng . Lawrence Berkeley National Laboratory. Acknowledgements. Mike Greaves, W. Wan, D. Dowell, H. . A. . Padmore. Outline. Free . e. lectron metals and surface states. SEM Grids Measurements. G.P. Di Giovanni. , V. Forte, G. . Guidoboni. , B. . Mikulec. , F. . Roncarolo. , A. Santamaria. Emittance WG. 19. th. October 2017. 2. Outline. Motivations. Beam Instrumentation Setting. ScienceS. and Education (CLASSE) . On Maximum Brightness. from X-ray Light Sources. Ivan . Bazarov. Cornell University. phase space of coherent (left) and incoherent (right) 2-state superposition. 2. Yannis . PAPAPHILIPPOU. Accelerator and Beam Physics group. Beams Department. CERN. Ninth International Accelerator School for Linear Colliders. 26 October – 6 November 2015, . Whistler BC, Canada. Rohan Dowd. Senior Accelerator Physicist, Australian Synchrotron. 1. Overview. Vertical emittance minimisation method. Early results from lifetime analysis. Vertical . Undulator. results. Refinements: . Raffael. . Niemczyk. et al., Darmstadt, October 16. th. 2019. Emittance Compensation in . Photoinjectors. Reducing projected emittance by aligning slice phase space ellipses. | Matter and Technology ARD ST3 Annual Meeting | . 2. . Plans for an upgrade of the Swiss Light Source. Andreas Streun. Paul Scherrer Institut (PSI) Villigen, Switzerland. 1. st. Workshop on Low Emittance Lattice Design. Barcelona, April 23-24, 2015. Input boundary conditions for the design. Main choices on the design. RFQ generation. Performances. Errors Study. Input conditions. “Good” transmission i.e. an internal bunching.. “Low” longitudinal emittance.. Andreas Streun. Swiss Light Source (SLS). Paul Scherrer Institut (PSI) . 5232 Villigen, Switzerland. “Forum Beschleunigerphysik” Workshop. Perspectives for Accelerators and Technology. Darmstadt, Feb. 16-17, 2017.

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