LEIR results 2012 and 2013 Summary
description
Transcript of LEIR results 2012 and 2013 Summary
LEIR results 2012 and 2013 Summary
Michael BodendorferJune 30th, 2013
With the support of:M.E. Angoletta, G. Arduini, C. Carli, A. Findlay,
P. Freyermuth, S. Hancock, S. Jackson, D. Manglunki, S. Pasinelli, SPS operators
2012: 208Pb54+ LEIR NOMINAL cycle (Qh=1.82; Qv=2.72)
7 inje
ction
s. Fir
st at
215m
s, th
en
spac
ed 20
0ms.
200μ
s lon
g. Extraction@ 2880ms(Master timer)
RF capture @ 1780ms
Continuous electron cooling
Magnetic ramp start @ 1823ms
Intensity in 1010 charges vs. cycle time: 0 to 3.6s
B-field
Up to 50% loss
LEIR: Extracted intensity (Pb54+) per bunch
23.11.2012: R. Scrivens discovers T2-phase effect
22.1.2013: S. Hancock lover εlong
XmasTech stopLEIR
stand-by
CVORB change
SPS Ops use Frevcorr
Extensive RF MD by M.E. Angoletta
29.11.2012 A. Findlay: FrevcorrPb54+/bunch
Goal (4.5E8/bunch)
23.11.2012: Tank2 phase
65°71°
2012: While LINAC3 intensity remains the “same”
65° 71°
FWHM = 27kHz
FWHM = 15kHz
2012: Reduction of momentum spread
2013: Chromaticity