PPT-The Development of the Bunch Length Detector (BLD)

Author : debby-jeon | Published Date : 2017-04-08

KIM Joon Yeon KIM Do Gyun BHANG Hyoung Chan KIM Jong Won 1 YUN Chong Chul 2 Seoul National University Department of Physics amp Astronomy 1 National

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The Development of the Bunch Length Detector (BLD): Transcript

KIM Joon Yeon KIM Do Gyun BHANG Hyoung Chan KIM Jong Won 1 YUN Chong Chul 2 Seoul National University Department of Physics amp Astronomy 1 National Cancer Center . Short Bunches at FLASH. Outline. Start-2-End Simulations and a fast Model for Longitudinal Phase Space Simulations. Dedicated Benchmark Studies Analysis. Machine Set Up for Short Bunches with Subsequent Photon Pulse Length Measurements . Julie Cass. SULI Program 2011. SLAC National Accelerator Center. Advisor Josef Frisch. Overview of Spectrometer Optics . 90° . off-axis parabolic mirrors . (OAP) . . HeNe. laser . at 632.816 nm (visible) to align optics. Method. Take the filling scheme (or directly the FBCT data). Generate a bunch with the longitudinal distribution and bunch length of choice. “Convolve” this bunch with the filling scheme to obtain 1 machine turn in time domain (variations in bunch length, phase and/or intensity can be included at this point). scheme of CEPC. ZHANG, Yuan and WANG, Dou. 2017-02-17. Head on collision . Small . Piwinski. Angle. Large . Piwinski. Angle. Head-on. Main Parameters of CEPC. (ver. 140416). PRE-CDR. Luminosity and lifetime for various . GeV. Helga . Timkó. . BE-RF-BR. in collaboration with. Theodoros. . Argyropoulos. , . Hannes. . Bartosik. , Thomas . Bohl. , Juan Esteban Müller, Alexey . Petrenko. , Elena . Shaposhnikova. Introduction & motivation. Yauhen Kot. Plans for March 2013 and . A. chieved Progress. Track 250pC and 500pC within the same optics and RF parameters. . establish suitable bunch distributions for lasing: 25% .  . 100%. Jan Uythoven – with input from . R.Assmann. , . M.Barnes. , . F.Caspers. , . S.Claudet. , . H.Day. , . L.Gentini. , . A.Grudiev. , . E.Métral. , . B.Salvant. , . C.Zannini. Heating due to Beam Impedance. . monitor . for PS. Mariusz Sapinski, . Oliver Keller, . Emiliano. . Piselli. , Bernd . Dehning. - BE/BI. with input from: . Simone . Gilardoni. , Dominique . Bodart. , . Rende. . Steerenberg. ,. 23 Crossing Angle In order to avoid excessive luminosity loss a finite c- crossing angle is selected that is 07 times the bunch diago- nal angle ie 7 x ul/oz The bunch length is then se- lected to giv J. Byrd, . S. De Santi. s, T. Luo, C. Pappas, E. San Mateo,. C. Steier, C. Sun, C. Swenson, W. Waldron. LBNL. Low Emittance Rings 2015 Workshop – ESRF September 15-17, 2015. Summary. S. De Santis – LER2015 Workshop, September 17. MHz line rate . Bernd Steffen. July. 2016. Electro-Optical bunch length Detection at. E-XFEL . Injector with 1 MHz bunch rate. For the Electro-Optical bunch length Detection (EOD) the electric field of the electron bunch is sampled with an fs laser pulse in an Gallium Phosphide crystal. . . length. . monitor. Comissioning. . and. . first. . results. . of. a . possible. . standard. . diagnostic. . tool. Laurens Wissmann. Bernd Steffen, . Jonas Breunlin. EO@BC2 – A robust . bunch. Mike Sullivan. EICUG 2019. July 22-26. Paris, France . 1. Outline. Introduction. Detector Issues. Machine Issues. Unique features of the EIC. Some general questions for the detector and accelerator teams. Bolko. . Beutner. , . FEL . R&D . meeting. . 16.01.20. Introduction. Short (~1fs or shorter) FEL pulse generation. Design option is low charge operation (20pC). 20pC mode bunch length in the order of fs.

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