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ATF2 RHUL Home The ATF2 project is a facility to test the final focus system at either the International linear collider (ILC) or Compact linear collider (CLIC) high...
ATF2 BPM paper Log 25.11.2009 AL Suggested structure and some keywords 01.12.2009 AL Moved subsections onto the main page for more clarity Abstract...
Introduction ATF2 history new ext line ATF2 beam size goals and future colliders QBPMs and cavity BPM choice (what types available and why cavity BPM...
Layout Survey 20100607 Distances were measured between magnets etc were measured. These were measured between centres of magnets as best as possible. Longer range...
ATF/ATF2 Computing environment VPN ssh://atf xserve2.kek.jp BPM machine (cbpm lxs, 20.10.67.169) lxs servers SL5.3 (Boron) lxs machines (nfs...
ATF2 C/S band VME/software systems User`s guide (upto date 11/06/27) EDM User`s guide Hardware systems (being updated) Software systems (upto date...
IP Bpm Simulations Results of logging BPMs near the final doublet. The bpm indices are: BPM index QD2AFF 33 SF1FF 34 QF1FF...
Cavity BPM systems work Aim to provide long term stable BPM system operating at the best possible resolution. Hardware measurements (related to BPM design...
BPM Digitally Controlled Attenuator The attenuator used is from https://twiki.ph.rhul.ac.uk/twiki/pub/PP/JAI/BPMDigitallyControlledAttenuator/hmc542alp4.pdf...
BPM requirements in CLIC This page will discuss the CLIC BPM requirements from Beam Dynamics. The CDR states an accuracy / resolution of 5 ...
Beam position monitor handbook Cavity Beam position monitors As a beam passes through a cylindrical cavity with position %$x$%, beam trajectory angle %$x^{\prime...
Bpm Processing Work on flexible, system independent and highly configurable processing code. Beam arrival time detection Using diode signal for detecting bunches...
Theoretical Investigation of Multiple Bunch Signals The multiple bunch signal was simulated from simply adding decaying complex oscillators at the separation of the...
15 GHz Prototype Cavity Second Generation Mechanical Design Design notes from first prototype Drawings and models: BPM Assembly https://twiki...
Tests and mover scans with unstable beam Very low charge beam Attenuation set to 0 on all channels. 2 ns second beam. Beam position very unstable...
Wakefield Simulation of CTF3 Prototype GdfidL simulation results with 50 m and 100 m mesh steps. Theses results must be altered to the correct bunch length....
CTF3 Cavity Pick up to Waveguide Spacing Cross Coupling The separation between the pick up in port number 2 and the wall of the waveguide was varied. The curve for...
Corrector Scans ctf3cbpm 20130328 154359.dat 100 ns pulses at maximum (?) attenuation (not a corrector scan) Single corrector scan 740V current range (A)...
Coupler Position Simulations The full geometry of the position cavity was used in a lossy eigenmode computation to simulate the effects of moving the coupler. The...
Electronics Simulation RF Filter Sweeps of the RF filter bandwidth were simulated to see the effect on the signal to noise ratio, the signal rise time and the maximum...
Electro Optical Beam Position Monitors Introduction A new initiative to upgrade the CERN Head Tail monitors for the SPS and LHC has stimulated a collaboration between...
Tests and mover scans with unstable beam Very low charge beam Attenuation set to 0 on all channels. 2 ns second beam. Beam position very unstable...
Novel THz radiation source based on compact linear accelerator. Marie Curie Research Fellow: Konstantin Lekomtsev Research objectives: to investigate Cherenkov...
15 GHz CLIC Cavity BPM Second Generation First Generation Drawings and models Assembly STEP File Mechanical drawings of the second prototype Manufacture...
PETRA III Laser wire 20Hz Laser Periscope and transport to tunnel This section describes the laser beam path from the tunnel to the breadboard. Immediately after...
BPM users guide Edit 1 setup.sh: setup.sh 1 bpmConfig.txt: bpmConfig.txt 1 sysConfig.txt: sysConfig.txt In sysConfig.txt, first value is a diode name and...
John Adams Institute for Accelerator Science Introduction The John Adams Institute is a collaboration between groups at Royal Holloway, the University of Oxford and...
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