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More Wirescanner Results
Simulations Development of the e.m. cascade Expected energy deposition Measurements Beam sizes Correlations beam loss monitors–wirescanners Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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FLUKA simulations Beam dynamics meeting, 2007/02/12
Lars Fröhlich/Eduard Prat, MPY
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Simulation: 50 µm W WS scintillators beam wire BLM scintillators
Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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Simulation: 10 µm W Beam dynamics meeting, 2007/02/12
Lars Fröhlich/Eduard Prat, MPY
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Simulation: 10 µm C Beam dynamics meeting, 2007/02/12
Lars Fröhlich/Eduard Prat, MPY
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Relative energy deposition
(scan with wire 21SEED.VER) 50 µm W 10 µm W (GeV/cm3/primary particle) deposited energy 10 µm C Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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Measurements Beam dynamics meeting, 2007/02/12
Lars Fröhlich/Eduard Prat, MPY
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Beam Sizes 50 µm W @ 2.0 V 10 µm W @ 2.0 V 10 µm C @ 3.0 V
Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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Correlation BLM-WS 10 µm carbon wire, wirescanner PM at 3.5 V, BLM 3R
UND 1L 3L 1R 3R 5R 5L low WS signal, low BLM signal: linear behavior Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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10 µm carbon wire, wirescanner PM at 3.5 V, BLM 5L
Correlation BLM-WS 10 µm carbon wire, wirescanner PM at 3.5 V, BLM 5L UND 1L 3L 1R 3R 5R 5L low WS signal, higher BLM signal: BLM nonlinearity Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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50 µm tungsten wire, wirescanner PM at 2.0 V, BLM 3R
Correlation BLM-WS 50 µm tungsten wire, wirescanner PM at 2.0 V, BLM 3R higher WS signal, high BLM signal: BLM nonlinearity+WS nonlinearity? Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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50 µm tungsten wire, wirescanner PM at 2.5 V, BLM 3R
Correlation BLM-WS 50 µm tungsten wire, wirescanner PM at 2.5 V, BLM 3R higher wirescanner PM voltage: WS nonlinearity less distinct Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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First Conclusions BLMs and WSs are linear for low signals (BLM signal < 0.1) WSs have wider linear range than BLMs Carbon: signals entirely in WS linear range Reduction of WS light input will improve linearity Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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One more thing... Beam dynamics meeting, 2007/02/12
Lars Fröhlich/Eduard Prat, MPY
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Relative Calibration signal per charge density (a.u. / (nC/mm))
Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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Relative Calibration relative signal strength SEED 1.158 UND1 0.498
0.826 UND3 1.930 UND4 0.941 UND5 0.865 UND6 0.783 relative signal strength Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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Relative Calibration relative signal strength
Beam dynamics meeting, 2007/02/12 Lars Fröhlich/Eduard Prat, MPY
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