CHIPS IAC Run 5-30-08

From New IAC Wiki
Jump to navigation Jump to search

Beam Tune

Device setting
RS1 -0.46
RS2 +0.77
FS1 -0.68
FS2 0.00
0Q1 +0.76
0Q2 +0.94
45Q1 +0.02
45Q2 +1.37
L90Q1 -2.98
L90Q2 +0.98
Bend1 +1.42
Bend2 +10.66
Gun HV 20 kV
Grid 4.84
1202 13.2 kV
SOL1 0.00
SOL2 8.59


Setting Max rate

Run # MPA file name W Ta Description
65 NaI065.mpa IN In Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 32[math]\pm[/math] 8 counts at 500 keV, Live=750 seconds, grid = 1.64, Gun = 3 kV.
66 NaI066.mpa IN In Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 17[math]\pm[/math]5 counts at 500 keV, Live=610 seconds, grid = 4.0, Gun = 3 kV.
67 NaI067.mpa IN In Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 64[math]\pm[/math] 9 counts at 500 keV, Live=619 seconds, grid = 1.0, Gun = 3 kV, peak sharpens., at 499 keV peak has 25 counts
68 NaI068.mpa IN In Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. no peak at 500 keV, Live=600 seconds, grid = 0.5, Gun = 3 kV, peak sharpens.
69 NaI068.mpa IN In Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 28[math]\pm[/math] 7 count (poor fit) , Live=652 seconds, grid = 1.5, Gun = 3 kV, peak sharpens.

Energy Scan

Use last dipole to sweep different electron energies.

Run # MPA file name W Ta Description
70 NaI070.mpa IN In Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 61[math]\pm[/math] 9counts at 500 keV, Live=623 seconds, grid = 1.0, Gun = 3 kV.
72 NaI072.mpa IN Out Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 51[math]\pm[/math]9 counts at 500 keV, Live= 629 seconds, grid = 1.0, Gun = 3 kV.
73 NaI073.mpa IN In Dipole at 2 MeV (0.78 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 54 [math]\pm[/math] 8 counts at 607 keV, Live= seconds, grid = 1.0, Gun = 3 kV.
74 NaI074.mpa IN Out RF re phasing was done, Dipole at 2 MeV (0.78 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 66[math]\pm[/math] 10 counts at 500 keV, Live=611 seconds, grid = 1.0, Gun = 3 kV.
75 NaI075.mpa IN In Dipole at 2 MeV (0.78 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 84[math]\pm[/math] 11 counts at 500 keV, Live=608 seconds, grid = 1.0, Gun = 3 kV.
76 NaI076.mpa IN Out Dipole at 2 MeV (0.78 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 78 [math]\pm[/math] 12 counts at 500 keV, Live=604 seconds, grid = 1.0, Gun = 3 kV.
77 NaI077.mpa IN In Dipole at 4 MeV ( 1.45 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 78 [math]\pm[/math] 11 counts at 500 keV, Live= 604 seconds, grid = 1.0, Gun = 3 kV.
78 NaI078.mpa IN Out Dipole at 4 MeV ( 1.45 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 59[math]\pm[/math] 15counts at 500 keV, Live=609 seconds, grid = 1.0, Gun = 3 kV.
79 NaI079.mpa IN Out Dipole at 1 MeV ( 0.47 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 56 [math]\pm[/math]8 counts at 500 keV, Live=607 seconds, grid = 1.0, Gun = 3 kV.
80 NaI080.mpa IN In Dipole at 1 MeV ( 0.47 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 61[math]\pm[/math] 9 counts at 500 keV, Live=614 seconds, grid = 1.0, Gun = 3 kV.
82 NaI082.mpa IN In Dipole at 5 MeV ( 1.76 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 70[math]\pm[/math] 10 counts at 500 keV, Live=607 seconds, grid = 1.0, Gun = 3 kV. NaI Spectrum was empty
83 NaI083.mpa IN Out Dipole at 5 MeV ( 1.76 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 76[math]\pm[/math] 10 counts at 500 keV, Live=603 seconds, grid = 1.0, Gun = 3 kV.

We believe the above data is mostly from gammas and not positrons. Recheck the tune. Redo scan

Run # MPA file name W Ta Description
85 NaI085.mpa IN In Dipole at 3 MeV (1.11 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 97[math]\pm[/math] 11counts at 500 keV, Live=605 seconds, grid = 1.0, Gun = 3 kV.
86 NaI086.mpa IN Out Dipole at 3 MeV (1.1 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 72[math]\pm[/math] 10counts at 500 keV, Live=604 seconds, grid = 1.0, Gun = 3 kV.
87 NaI087.mpa IN Out Dipole at 2 MeV (0.78 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 75[math]\pm[/math] 10counts at 500 keV, Live=603 seconds, grid = 1.0, Gun = 3 kV.
88 NaI088.mpa IN In Dipole at 2 MeV (0.78 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 76[math]\pm[/math] 10counts at 500 keV, Live=602 seconds, grid = 1.0, Gun = 3 kV.
89 NaI089.mpa IN In Dipole at 3.5 MeV (1.27 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 92[math]\pm[/math] 11counts at 500 keV, Live=606 seconds, grid = 1.0, Gun = 3 kV.
90 NaI090.mpa IN Out Dipole at 3.5 MeV (1.27 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 74[math]\pm[/math] 10counts at 500 keV, Live=602 seconds, grid = 1.0, Gun = 3 kV.
91 NaI091.mpa IN Out Dipole at 4.0 MeV (1.43 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 62[math]\pm[/math] 9counts at 500 keV, Live=604 seconds, grid = 1.0, Gun = 3 kV.
92 NaI092.mpa IN In Dipole at 4.0 MeV (1.43 on Pot), 300 Hz rep rate, (802 set to 15.7 kV. 71[math]\pm[/math] 10counts at 500 keV, Live=603 seconds, grid = 1.0, Gun = 3 kV.
93 NaI093.mpa IN In Dipole at 3.25 MeV (1.19 on Pot -- BM1: 5.7 A), 300 Hz rep rate, (802 set to 15.7 kV. 96[math]\pm[/math] 11counts at 500 keV, Live=604 seconds, grid = 1.0, Gun = 3 kV.
94 NaI094.mpa IN Out Dipole at 3.25 MeV (1.19 on Pot -- BM1: 5.7 A), 300 Hz rep rate, (802 set to 15.7 kV. 81[math]\pm[/math] 10counts at 500 keV, Live=603 seconds, grid = 1.0, Gun = 3 kV.
95 NaI095.mpa IN In Dipole at 2.75 MeV ( 1.03on Pot -- BM1: 5.0 A), 300 Hz rep rate, (802 set to 15.7 kV. 83[math]\pm[/math] 11counts at 500 keV, Live=603 seconds, grid = 1.0, Gun = 3 kV.
96 NaI096.mpa IN In Dipole at 3.25 MeV ( 1.19on Pot -- BM1: 5.7 A), 300 Hz rep rate, (802 set to 15.7 kV. 111[math]\pm[/math] 11counts at 500 keV, Live=620 seconds, grid = 1.0, Gun = 3 kV.

Quad tune

Let's see if the quads have any impact on the rate.

Run # MPA file name W Ta Description
97 NaI096.mpa IN In Dipole at 3.25 MeV ( 1.19on Pot -- BM1: 5.7 A), 300 Hz rep rate, (802 set to 15.7 kV. [math]\pm[/math] counts at 500 keV, Live=620 seconds, grid = 1.0, Gun = 3 kV, 45Q2=1.37, L90Q2=L90Q2=0.
97 NaI096.mpa IN In Dipole at 3.25 MeV ( 1.19on Pot -- BM1: 5.7 A), 300 Hz rep rate, (802 set to 15.7 kV. [math]\pm[/math] counts at 500 keV, Live=620 seconds, grid = 1.0, Gun = 3 kV, 45Q2=1.37, L90Q2=L90Q2=0.

Current Scan at Optimal energy

Calibration

Measure HpGe spectrum with Na-22 source and RF on.

Retrieved from "https://wiki.iac.isu.edu/index.php?title=CHIPS_IAC_Run_5-30-08&oldid=32684"