... Farm Insurance from October 1995 to June 1997 as a property inspector. ... Enterprise Rent a Car from August 2001 until present as a Management Trainee Intern. ...
The generated fields will affect any trailing particle following the leading one. ... With higher modes and correction confirmed by MAFIA and Merlin simulations ...
Done by defining new classes inheriting from (almost) standard Merlin ... interpolation table for Merlin etc. Runs at ... Comparisons with Merlin predictions ...
Why these are different. Collimators are not dominated by ... But they do handle square apertures which our formalism doesn't (yet) PLACET studies (AT) ...
Taper optimization (steady state) Scan with ELOSS = - 100keV/m ... 2. The linear taper allows to avoid the degradation and to increase the power by ...
attractive candidates are TiAlloy-Graphite and Al-graphite spoilers ... Ti alloy - graphite spoiler is the best option. Wakefield simulations with Merlin ...
Steady-state, free-space CSR longitudinal impedance (Derbenev et al., Murphy et al. ... four bend systems: BC1, BC2, and two beam transport dog legs (DL1, DL2) ...
Spoiler Wake Potentials. contains a new data member int nmodes ... At larger offsets (30-35 sigmas) there are particles lost in the last collimators ...
Simulation of Plasma Wakefields and Weibel Instability of Electron Beams in ... (product of MRC Albuquerque) Explicit or Implicit. Particle (PIC) or Fluid ...
Wakefield simulation with the Merlin code - wakefield formalism implemented in Merlin for higher ... particles are lost at spoilers (~22 from 10000 particles) ...
THE NEXT LINEAR COLLIDER DAMPING RING ... Ernest Orlando Lawrence Berkeley National Laboratory, Berkeley, CA, 94720 ... Termite inspection. Lots more...
Electron beam information starts with output from Elegant ... Time dependent simulations: no wakefields. Part of the bunch selected for time dependent ...
Only higher order mode geometric wakefields were implemented in the Merlin code ... At PAC - 07: the increase in the bunch size and the decrease in the luminosity ...
There are a lot of codes for Maxwell's equations (wakefields) ... Leap-Frog method. Field Equation. Non-local ... Leap-Frog is faster than Runge-Kutta ...
Beam particles passing through an aperture produce image charges ... (trailing particle)xAperture(z)x(Leading slice) Factorisation. z. Roger Barlow: Wakefields ...
Collimator design, wakefields (T-480) BPM energy spectrometer (T-474) ... using pyroelectric detectors for Smith-Purcell radiation. FONT-ESA. Ceramic gap BLMs ...
Depolarisation of the electron beam in the undulator. Fast Ion Instability (which we ... FII ok so long as a vacuum of 10-8 Torr is achieved (??) Still do ...
Collimation is essential to lower backgrounds and provide ... Location set by number of ... in smooth planar collimators has unphysical divergence (W width) ...
Wakefield Implementation in MERLIN. Adriana Bungau and Roger Barlow. The University of Manchester ... implementation in Merlin - example: a single collimator ...
... with S3P of angular kicks from single side input coupler. Discussion of geometry ... but not phase term (which becomes dominant beyond /- 20 degrees off crest) ...
(with contributions and advice from J. Frisch, R. Jones, A. Seryi, G. ... Seryi, model 'K' ... Possible PLANS. Finish BDS 5-hz feedback. Add 5-Hz IP ...
Image charges and currents push beam particles around ... 'mWm(z)Cos m - ' ) Wake effect can be coded as m(trailing particle)xAperture(z)x(Leading slice) ...
Coupled with the relatively high R12 component wakefield kick tolerances are tight. ... Both kicks and emmittance growth can be found from the simulations. PLACET ...
Formalism. Kick on one particle (r, ,0) due to another at (r', ',z) ... Has basic formalism in code. Needed extending to include more than lowest (m=1) mode. ...
SELECTION OF THE OPTIMUM UNDULATOR PARAMETERS FOR THE NLS: A HOLISTIC APPROACH. Jim Clarke, Neil Bliss, Dave Dunning, Barry Fell, Kiril Marinov and Neil ...
fitter quad errors. In the absence of errors, works exactly. Resulting orbit is flat ... fitter quad errors. absolute orbit now constrained. remember. sres ...
Stanford Linear Accelerator Center. July 8, 2004. How Short? ... Just a tick: Scientists are using ever-shorter time scales to investigate chemical reactions. ...
April 4-6, 2006, FNAL. Nikolay Solyak - ILC ART Review. 1. Americas Region. Low ... Key Persons: G. Dugan, L. Gibbons, B. Heltsley, M. Palmer, R. Patterson, D. ...
DOE HENP SciDAC Project: 'Advanced Computing for 21st ... SNL - P. Knupp, T. Tautges, K. Devine, E. Boman. Stanford G. Golub. UCD K. Ma, H. Yu, E. Lum ...
fitter quad errors. In the absence of errors, works exactly. Resulting orbit is flat ... fitter quad errors. absolute orbit now constrained. remember. sres ...
The collimator mission is to clean the beam halo from e- or e off orbit which ... Simulations validated by our test beam data are used to predict transverse wakes ...
E-169: Wakefield Acceleration in Dielectric Structures. The proposed experiments at FACET ... Helium-cooled bolometer. Michelson interferometer for autocorrelation ...
... the courtesy of J.Byrd. Energy Spread. 9/7 ... Byrd-Zimmerman experiment- Huang- Li et al PhysRev. 9/7/09 ... Byrd 'Non-linear Longitudinal studies at ALS'PAC99 ...
Collimator Design. Adriana Bungau. The University of Manchester, UK ... long path length for errant beams striking spoilers (large r.l : graphite, beryllium etc) ...
... Watson ... Nigel Watson/CCLRC-RAL. 15. Project Plan. Set up cold test rig within CI ... Nigel Watson/CCLRC-RAL. 18. SLAC. Considering move of WF box to ...
Collimation is crucial for beam delivery and detector protection/performance of ... semi-circle, with[9]/without[10] flat, opposing demi-circles[10], 8 with flat[11] ...
NLC - The Next Linear Collider Project. Tor Raubenheimer. NLC Accelerator Physics ... cell-to-cell alignment also limited by bookshelf' effect. Frequency tolerances ...
... and delivers state-of-the-art modeling accuracy for simulations of next ... order Finite Element methods with vector basis functions Ni for high field ...
... more detailed talk by Emma Wooldridge. Hywel Owen, ERL07 WG2, ... (Emma's talk) Path Length Correction (Peter's Talk) Jitter and lasing tolerances (N. Thompson, G. ...