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CHG-16-sc-e_yield_6p0A_20190702.txt

Current yield data - Giulio Stancari, 09/16/2019 05:04 PM

 
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# CERN 16-mm scandate hollow electron gun, optimized (CHG-16-sc-e)
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# Yield measurements of July 2, 2019
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# in Fermilab electron-lens test stand
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# G. Stancari, B. Cathey
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# Filament: 6.00 A, 7.06 V
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# Solenoids: 2100 A; 4800 A x2; 600 A (3.5 - 4 - 1 kG)
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# Correctors: HCOR02 = HCOR06 = -4.0 A;
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#             VCOR01 = VCOR05 = -1.5 A
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# Pulse: 10 us, rep. rate 2 Hz
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# V = cathode-anode voltage [kV]
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# IPS = HV PS average current [mA]
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# Ica = peak current at cathode [mA]
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# Ico = peak current at collector [mA]
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# Vgauge = ion gauge readback [V]
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V IPS Ica Ico Vgauge
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 0.05 0.0076    2.70     2.52 6.35
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 0.1  0.018     7.44     7.16 6.35
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 0.2  0.0547   20.8     20.5  6.35
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 0.3  0.111    37.8     37.4  6.34
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 0.4  0.185    58.0     57.0  6.34
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 0.5  0.266    80.0     80.8  6.34
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 1.0  0.894   224      227    6.33
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 1.25 1.28    310      314    6.33
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 1.5  1.74    408      412    6.32
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 1.7  2.18    486      490    6.31