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Beam Polarization: Raw Results

Results 2019

PR12-11-101: PREX-II: Precision Parity-Violating Measurement of the Neutron Skin of Lead

• 8 Sep 2019 08:00 - 17:40 : Simona Malace, Eric King

  Moller Polarimeter Commissioning. 2 PMT solution, Helicity 240Hz

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 25.1. Attenuator 160.
  Q1=130A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.75A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=240Hz, delay=16 windows, pattern=Octet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Moller Setup
  see halog entry 3730225
  
  Bleed through
  Runs 18308 - , Hall B - 126nA, Hall C - OFF
  see halog entry 3730242
  
  Dipole scan. Target #2 10um
  Runs 18309-18328 - Dipole scan 51->60 A. Beam current 0.75uA, Threshold 230mV
  see halog entry 3730245
  
  Q1 rate scan.
  Runs 18329-18344 - Q1 scan 150 - 115 A. Dipole = 55.75 A. Threshold 230mV. ADC trigger - Left.
  see halog entry 3730248
  
  HWP=OUT. Target #2 Fe - 10um. Slit=25.1, Attenuator=160
  Runs 18345-18363 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 90.14 +/- 0.2335 (stat) Chi2 = 17.06/18
  see halog entry 3730255
  plot with BCM offset corretion is here
  
  HWP=IN. Target #2 Fe - 10um.
  Runs 18364-18383 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -88.97 +/- 0.2289 (stat) Chi2 = 17.08/18
  see halog entry 3730279
  plot with BCM offset corretion is here
  
  HWP=IN. Target #1 Cu - 11um.
  Runs 18384-18393 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -00.1993 +/- 0.2694 (stat) Chi2 = 6.223/9
  see halog entry 3730286
  
  HWP=OUT. Target #1 Cu - 11um.
  Runs 18394-18401 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 00.07026 +/- 0.306 (stat) Chi2 = 3.29/7
  see halog entry 3730290
  
  HWP=OUT. Target #3 Fe - 4um.
  Runs 18402-18423 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 89.26 +/- 0.2845 (stat) Chi2 = 27.13/21
  see halog entry 3730298
  
  The Moller Log Book scan is given here .
  The table with detailed information (BCM offset corrected) for runs 18309-18423 is given here
  
  The table with detailed information (No correction for BCM offset) for runs 18307-18425 is given here
  
  Backing out of the Moller config!
  
  

• 4 Sep 2019 09:10 - 1:40 : Simona Malace, Eric King

  Moller Polarimeter Commissioning. 2 PMT solution, Helicity 240Hz

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 26. Attenuator 153.
  Q1=130A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.75A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=240Hz, delay=16 windows, pattern=Octet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Moller Setup.
  see halog entry 3728656
  
  Bleed through
  Runs 18010 - Hall B - 63nA, Hall C - OFF
  see halog entry 3728736
  Runs 18033 - Hall B - 104nA, Hall C - OFF
  see halog entry 3728755
  Runs 18050 - , Hall B - 126nA, Hall C - OFF
  see halog entry 3728759
  
  Dipole scan. Target #3 4um
  Runs 18013-16032 - Dipole scan 51->60 A. Beam current 0.75uA, Threshold 230mV
  see halog entry 3728751
  
  Q1 rate scan.
  Runs 18034-18049 - Q1 scan 150 - 115 A. Dipole = 55.75 A. Threshold 230mV. ADC trigger - Left.
  see halog entry 3728758
  
  HWP=OUT. Target #3 Fe - 4um. Slit=26, Attenuator=153
  Runs 18051-18076 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 89.34 +/- 0.2777 (stat) Chi2 = 44.78/25
  see halog entry 3728770
  
  HWP=IN. Target #3 Fe - 4um. Slit=26, Attenuator=153
  Runs 18077-18104 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -87.72 +/- 0.2716 (stat) Chi2 = 30.45/27
  see halog entry 3728788
  
  HWP=IN. Target #2 Fe - 10um. Slit=26, Attenuator=155
  Runs 18105-18117 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -88.76 +/- 0.2677 (stat) Chi2 = 4.93/12
  see halog entry 3728806
  
  HWP=OUT. Target #2 Fe - 10um. Slit=26, Attenuator=155
  Runs 18118-18133 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 89.77 +/- 0.2412 (stat) Chi2 = 22.67/15
  see halog entry 3728814
  
  HWP=OUT. Target #2 Fe - 10um. Slit=26, Jogged by +2mm from center
  Runs 18134-18149 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 89.73 +/- 0.2390 (stat) Chi2 = 25.35/15
  see halog entry 3728821
  
  HWP=OUT. Target #1 Cu - 11um
  Runs 18150-18162 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 0.352 +/- 0.2304 (stat) Chi2 = 15.33/12
  see halog entry 3728826
  
  HWP=IN. Target #1 Cu - 11um
  Runs 18163-18174 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 0.1494 +/- 0.2398 (stat) Chi2 = 7.816/11
  see halog entry 3728828
  
  HWP=IN. Target #3 Fe - 4um. Slit=26, Jogged by +2mm from center
  Runs 18175-18199 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 88.78 +/- 0.2694 (stat) Chi2 = 18.03/24
  see halog entry 3728831
  
  HWP=OUT. Target #3 Fe - 4um. Slit=26, Jogged by +2mm from center
  Runs 18200-18223 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 89.89 +/- 0.2703 (stat) Chi2 = 16.8/23
  see halog entry 3728839
  
  HWP=OUT. Target #3 Fe - 4um. Slit=26, back to center
  Runs 18224-18245 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 89.03 +/- 0.2799 (stat) Chi2 = 22.87/21
  see halog entry 3728841
  
  HWP=OUT. Target #3 Fe - 4um. Slit=26, Jogged by -2mm from center
  Runs 18246-18266 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 90.28 +/- 0.2899 (stat) Chi2 = 16.66/20
  see halog entry 3728845
  
  HWP=OUT. Target #2 Fe - 10um. Slit=26, Jogged by -2mm from center
  Runs 18267-18280 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 90.16 +/- 0.2562 (stat) Chi2 = 17.31/13
  see halog entry 3728852
  
  HWP=OUT. Target #3 Fe - 4um. Slit=26, 8 PMT ON
  Runs 18281-18291 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 45 A. Threshold 200mV
  Polarization (%) = 87.88 +/- 0.2726 (stat) Chi2 = 15.11/10 (Azz=0.7704)
  
  HWP=IN. Target #3 Fe - 4um. Slit=26, 8 PMT ON
  Runs 18292-18302 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 45 A. Threshold 200mV
  Polarization (%) = -86.63 +/- 0.2743 (stat) Chi2 = 6.382/10 (Azz=0.7704)
  see halog entry 3728871
  
  The Mott polarimeter measurements Sep 5 2019 is 3729120
  
  The Moller Log Book scan is given here .
  The table with detailed information (still may be updated for more precise Azz) for runs 18009-18302 is given here
  
  Backing out of the Moller config!
  
  

• 31 Aug 2019 08:00 - 0:42 : Simona Malace, Eric King

  Moller Polarimeter Commissioning. 2 PMT solution, Helicity 240Hz

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 23.9. Attenuator 163.
  Q1=130A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=56A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=240Hz, delay=16 windows, pattern=Octet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Bleed through
  Runs 17741 -17742 - Slit=25, Hall B -On, Hall C - OFF
  Runs 17743 -17744 - Slit=30.76, Hall B -On, Hall C - OFF
  Runs 17745 -17746 - Slit=-1 (fully open), Hall B -On, Hall C - OFF
  see halog entry 3726830
  
  Dipole scan. Slit=-1, Target #2 10um
  Runs 17747-17767 - Dipole scan 51->60 A. Beam current 0.75uA, Threshold 230mV
  see halog entry 3726833
  
  Q1 rate scan.
  Runs 17768-17787 - Q1 scan 150 - 110 A. Dipole = 56 A. Threshold 230mV. ADC trigger - Left.
  see halog entry 3726837
  
  HWP=OUT. Target #2 Fe - 10um. Slit=30.76
  Runs 17788-17804 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV, ADC trigger - Left
  Polarization (%) = 89.96 +/- 0.2416 (stat) Chi2 = 21.22/16
  see halog entry 3726846
  
  HWP=IN. Target #2 Fe - 10um.
  Runs 17807-17822 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  Polarization (%) = -88.80 +/- 0.2422 (stat) Chi2 = 14.04/15
  see halog entry 3726860
  
  Q1 rate scan.
  Runs 17823-17830 - Q1 scan 150 - 115 A. Dipole = 56 A. Threshold 230mV. ADC trigger - Left.
  see halog entry 3726871
  
  HWP=IN. Target #3 Fe - 4um.
  Runs 17831-17856 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  Polarization (%) = -88.01 +/- 0.271 (stat) Chi2 = 28.07/25
  see halog entry 3726889
  
  HWP=OUT. Target #3 Fe - 4um.
  Runs 17867-17882 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  Polarization (%) = 89.11 +/- 0.2694 (stat) Chi2 = 25.15/25
  see halog entry 3726892
  
  HWP=OUT. Target #1 Cu - 11um
  Runs 17883-17900 - False asymmetry measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  Polarization (%) = -0.05691 +/- 0.2074 (stat) Chi2 = 15.03/15
  see halog entry 3726896
  
  HWP=IN. Target #1 Cu - 11um
  Runs 17901-17917 - False asymmetry measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  Polarization (%) = -0.002455 +/- 0.1991 (stat) Chi2 = 10.12/16
  see halog entry 3726906
  
  Dipole scan. Slit=30.72, Target #3 4um, Solenoid=3.5T
  Runs 17918-17927 - Dipole scan 51->60 A. Beam current 0.75uA, Threshold 230mV
  see halog entry 3726930
  
  HWP=IN. Target #3 Fe - 4um. Solenoid=3.5T
  Runs 17928-17952 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  Polarization (%) = -87.66 +/- 0.2705 (stat) Chi2 = 17.86/24
  see halog entry 3726935
  
  HWP=OUT. Target #3 Fe - 4um. Solenoid=3.5T
  Runs 17953-17977 - Beam polarization measurements. Beam current 0.75uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  Polarization (%) = 89.02 +/- 0.266 (stat) Chi2 = 44.5/24
  see halog entry 3726936
  
  Dead time scan. HWP=OUT. Target #2 Fe - 10um. Solenoid=4T
  Runs 17978-17985 - dead time measurements. Beam current 0.4 -1.5uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV
  see halog entry 3726947
  
  HWP=OUT. Target #2 Fe - 10um. Beam current 0.4uA.
  Runs 17986-18000 - Beam polarization measurements. Beam current 0.4uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV, ADC trigger - Left
  Polarization (%) = 89.91 +/- 0.3279 (stat) Chi2 = 13.72/14
  see halog entry 3726956
  
  HWP=OUT. Target #2 Fe - 10um. Beam current 1.0uA.
  Runs 18001-18008 - Beam polarization measurements. Beam current 0.4uA. Q1 = 130 A. Dipole = 56 A. Threshold 230mV, ADC trigger - Left
  Polarization (%) = 90.58 +/- 0.285 (stat) Chi2 = 5.654/7
  see halog entry 3726961
  
  The Moller Log Book scan is given here .
  The table with detailed information (still may be updated for more precise Azz) for runs 17741-18008 is given here
  
  Backing out of the Moller config!
  see halog entry 3726983
  
  

• 26 Aug 2019 09:30 - 20:05 : Simona Malace, Eric King

  Moller Polarimeter Commissioning. 2 PMT solution, Helicity 240Hz

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 23.9. Attenuator 163.
  Q1=125A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.75A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=240Hz, delay=16 windows, pattern=Octet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Bleed through
  Runs 17590 - Slit=27.2 Att=152.2, Hall B -On, Hall C - OFF
  Runs 17592 - Slit=23.9 Att=163, Hall B - On, Hall C - OFF
  see halog entry 3724361
  
  Dipole scan
  Runs 17594-17615 - Dipole scan 51->60 A. Beam current 0.75uA, Threshold 230mV
  see halog entry 3724372
  
  Q1 rate scan.
  Runs 17616-17628 - Q1 scan 145 - 110 A. Dipole = 55.75 A. Threshold 230mV. ADC trigger - Left.
  see halog entry 3724387
  
  HWP=OUT. Target #3 Fe - 4um.
  Runs 17629-17650 - Beam polarization measurements. Beam current 0.75uA. Q1 = 125 A. Dipole = 55.75 A. Threshold 230mV, ADC trigger - Left
  Polarization (%) = 89.19 +/- 0.2898 (stat) Chi2 = 13.92/21
  see halog entry 3724410
  
  HWP=IN. Target #3 Fe - 4um.
  Runs 17651-17676 - Beam polarization measurements. Beam current 0.75uA. Q1 = 125 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -87.98 +/- 0.2738 (stat) Chi2 = 26.19/25
  see halog entry 3724433
  
  HWP=IN. Target #1 Cu - 11um
  Runs 17677-17693 - False asymmetry measurements. Beam current 0.75uA. Q1 = 125 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -0.1121 +/- 0.2075 (stat) Chi2 = 15.57/16
  see halog entry 3724449
  
  HWP=IN. Target #2 Fe - 10um.
  Runs 17694-17707 - Beam polarization measurements. Beam current 0.75uA. Q1 = 125 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -88.82 +/- 0.2603 (stat) Chi2 = 11.51/13
  see halog entry 3724458
  
  HWP=OUT. Target #2 Fe - 10um.
  Runs 1708-17719 - Beam polarization measurements. Beam current 0.75uA. Q1 = 125 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = 90.33 +/- 0.2784 (stat) Chi2 = 4.726/11
  see halog entry 3724471
  
  HWP=OUT. Target #1 Cu - 11um
  Runs 17620-17738 - False asymmetry measurements. Beam current 0.75uA. Q1 = 125 A. Dipole = 55.75 A. Threshold 230mV
  Polarization (%) = -0.2933 +/- 0.1965 (stat) Chi2 = 21.43/17
  see halog entry 3724473
  
  The Moller Log Book scan is given here .
  The table with detailed information (still may be updated for more precise Azz) for runs 17589-17738 is given here
  
  Backing out of the Moller config!
  see halog entry 3724484
  see halog entry 3724490
  
  

• 21 Aug 2019 06:15 - 15:00 : Eric King, Catryn Palatchi, Kent

  Moller Polarimeter Commissioning. 2 PMT solution, Helicity 240Hz

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 41.55. Attenuator 149.
  Q1=130A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.5A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=240Hz, delay=16 windows, pattern=Octet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Dipole scan
  Runs 17500-17508 - Dipole scan 60->52 A. Beam current 0.3uA, Threshold 230mV. ADC trigger - Left.
  see halog entry 3721849
  
  Q1 rate scan.
  Runs 17509-17518 - Q1 scan 150 - 115 A. Dipole = 55.5 A. Threshold 230mV.
  see halog entry 3721862
  
  Bleed through
  Runs 17519 - Hall B - OFF, Hall C - witness beam
  see halog entry 3721863
  Runs 17520 - Hall B - beam on slit, Hall C - witness beam
  see halog entry 3721874
  
  HWP=IN
  Runs 17521-17543 - Beam polarization measurements. Beam current 0.7uA. Q1 = 130 A. Dipole = 55.5 A. Threshold 230mV, ADC trigger - Left
  see halog entry 3721902
  
  Bleed through
  Runs 17544 - Hall B - 100nA, Hall C - witness beam
  see halog entry 3721904
  
  HWP=OUT
  Runs 17545-17553 - Beam polarization measurements. Beam current 0.7uA. Q1 = 130 A. Dipole = 55.5 A. Threshold 230mV
  
  HWP=IN
  Runs 17554-17562 - Beam polarization measurements. Beam current 0.7uA. Q1 = 130 A. Dipole = 55.5 A. Threshold 230mV, ADC trigger - Left
  
  HWP=OUT
  Runs 17563-17571 - Beam polarization measurements. Beam current 0.7uA. Q1 = 130 A. Dipole = 55.5 A. Threshold 230mV
  
  HWP=OUT. Change IA/RTP votages
  Runs 17572-17582 - Beam polarization measurements. Beam current 0.7uA.
  see halog entry 3721943
  
  HWP=OUT. PITA scan
  Runs 17583-17584 - PITA scan. Beam current 0.7uA. Q1 = 130 A. Dipole = 55.5 A.
  Run 17585 - PITA 2000. Beam current 0.7uA.
  Run 17586 - PITA -1000. Beam current 0.7uA.
  see halog entry 3721958
  
  IHWP State Polarization Change from Compton:
  see halog entry 3721944
  
  Summary from Eric
  see halog entry 3722014
  
  The Moller Log Book scan is given here .
  The table with detailed information (still may be updated for more precise Azz) for runs 17500-17586 is given here
  
  Backing out of the Moller config!
  
  

• 18 Aug 2019 09:00 - 16:30 : Eric King, Catryn Palatchi, Kent

  Moller Polarimeter Commissioning. 2 PMT solution, Helicity 240Hz

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 30. Attenuator 245.
  Q1=130A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.25A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=240Hz, delay=16 windows, pattern=Octet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Dipole scan
  Runs 17435-17444 - Dipole scan 60->51 A. Beam current 0.3uA
  see halog entry 3720626
  
  Q1 rate scan.
  Runs 17445-17452 - Q1 scan 150 - 115 A. Dipole = 55.25 A. Threshold 230mV. ADC trigger - Left.
  see halog entry 372062
  
  HWP=IN
  Runs 17453-17477 - Beam polarization measurements. Beam current 0.7uA. Q1 = 130 A. Dipole = 55.25 A. Threshold 230mV, ADC trigger - Left
  see halog entry 3720620
  
  Bleed through. Hall B 100nA
  Runs 17460-17461 - Q1 = 130 A. Dipole = 55.25 A. Threshold 230mV, ADC trigger - Left
  see halog entry 3720620
  
  HWP=OUT
  Runs 17478-17497 - Beam polarization measurements. Beam current 0.8uA. Q1 = 130 A. Dipole = 55.25 A. Threshold 230mV
  see halog entry 3720652
  
  The Moller Log Book scan is given here .
  The table with detailed information (still may be updated for more precise Azz) for runs 17435-17497 is given here
  
  Backing out of the Moller config!
  
  

• 10 Aug 2019 08:10 - 02:30 : Simona Malace, Eric King

  Moller Polarimeter Commissioning. 2 PMT solution, Helicity 240Hz

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 16. Attenuator 295.
  Q1=127.823A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=60A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=240Hz, delay=16 windows, pattern=Octet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Dipole scan
  Runs 17220-17239 - Dipole scan 60->52 A. Beam current 0.3uA
  see halog entry 3717342
  
  Q1 rate scan.
  Runs 17245-17259 - Q1 scan 145 - 110 A. Dipole = 55.75 A. Threshold 200mV. ADC trigger - Left.
  see halog entry 3717371
  
  Runs 17261-17264 - ADC spectra. Q1 = 130 A. Dipole = 55.75 A. Threshold 200mV
  Runs 17265-17278 - HV tune, Threshod tune. Q1 = 130 A. Dipole = 55.75 A. Threshold 200mV-240mV
  
  HWP=IN
  Runs 17279-17302 - Beam polarization measurements. Beam current 0.8uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV, ADC trigger - Left
  see halog entry 3717839
  and see halog entry 3717424
  
  HWP=OUT
  Runs 17303-17328 - Beam polarization measurements. Beam current 0.7uA. Q1 = 130 A. Dipole = 55.75 A. Threshold 230mV
  see halog entry 3717393
  
  Q1 asymmetry scan. HWP=IN
  Runs 17329-17360 - Asymmetry measurements. Beam current 0.7uA. Q1 = 127.4 A. Dipole = 55.75 A.
  see halog entry 3717421
  
  Runs 17361-17390 - Asymmetry measurements. Beam current 0.7uA. Q1 = 123.5 A. Dipole = 55.75 A.
  see halog entry 3717431
  
  Runs 17391-17420 - Asymmetry measurements. Beam current 0.7uA. Q1 = 132.6 A. Dipole = 55.75 A.
  see halog entry 3717459
  
  Total asymmetry scan see halog entry 3717460
  
  Dipole scan with different Bdl at MBC1H01
  Runs 17421-17430 - Dipole scan 60 -> 52 A.
  see halog entry 3717469
  
  The Moller Log Book scan is given here .
  The table with detailed information (still may be updated for more precise Azz) for runs 17220-17420 is given here
  
  Backing out of the Moller config!
  see halog entry 3717473
  
  

• 4 Aug 2019 08:00 - 8:30 (5 Aug): Simona Malace, Eric King

  Moller Polarimeter Commissioning. 2 PMT solution

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -13.^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 16. Attenuator 260.
  Q1=127.823A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=58A, Azz=0.77301. Ptarg=0.08012
  Helicity frequency=120Hz, delay=8 windows, pattern=Quartet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  
  Runs 17001-17014 - Bleedthrough check, HALL A - beam OFF, Hall C - 24uA, Hall B - 150nA, Target #3 (4um), Target magnet 4T.
  
  Dipole scan
  Runs 17015-17022 - low BCM counts
  Runs 17026-17060 - Dipole scan 60->54 A, 54->60 A
  see halog entry 3714824
  
  Q1 rate scan.
  Runs 17061-17093 - Q1 scan 145 - 115 A. Dipole = 58 A. Threshold 200mV. ADC trigger - Left.
  see halog entry 3714868
  
  Runs 17064-17117 - Beam polarization measurements. Q1 = 1309 A. Dipole = 58 A. Threshold 200mV
  Runs 17118-17125 - Beam polarization measurements. Q1 = 1309 A. Dipole = 58 A. Threshold 230mV
  see halog entry 3714889
  
  BCM offset correction plot HWPIN
  
  Runs 17126-17148 - Asymmetry measurements. Q1 = 133.518 A. Dipole = 58 A. Threshold 200mV
  see halog entry 3714913
  
  Runs 17149-17159 - Asymmetry measurements. Q1 = 124.355 A. Dipole = 58 A. Threshold 200mV
  see halog entry 3714927
  
  HWP=OUT
  Runs 17160-17173 - Beam polarization measurements. Q1 = 133.9 A. Dipole = 58 A. Threshold 200mV
  see halog entry 3714959
  BCM offset correction plot HWPOUT
  
  
  The Moller Log Book scan is given here .
  The table with detailed information (BCM offset corrected) for runs 17001-17173 is given here
  and not corrected here
  Backing out of Moller configuration see halog entry 3714966
  
  

• 24 July 2019 03:00 - 16:10 : Simona Malace, Roman Pomatsalyuk

  Moller Polarimeter Commissioning. Spin Dance.

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -15.5^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 20.1. Attenuator 140-191.
  Q1=127.823A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=45A, Azz=0.771. Ptarg=0.08012
  Helicity frequency=120Hz, delay=8 windows, pattern=Quartet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  Detector configuration (saved): moller_19_Jul_2019
  
  Runs 16874-16881 - Threshod scan, beam 0.3uA, Target #3 (4um), Target magnet 4T.
  see halog entry 3709040
  
  Runs 16882-16884 - Bleedthrough check, HALL A - beam OFF, Hall C - 15uA, Hall B - 160nA, Target #3 (4um), Target magnet 4T.
  see halog entry 3709043
  
  Runs 16885-16894 - Beam polarization measurements (WienAngle=-15.5), beam 0.3uA, Attenuator=170, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry /3709052
  
  Spin dance. See halog entry 3709176
  Runs 16895-16902 - Beam polarization measurements (WienAngle=+7) , beam 0.3uA, Attenuator=191, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709099
  Runs 16903-16910 - Beam polarization measurements (WienAngle=+30) , beam 0.3uA, Attenuator=191, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709112
  Runs 16911-16916 - Beam polarization measurements (WienAngle=-35) , beam 0.3uA, Attenuator=158, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709127
  Runs 16917-16923 - Beam polarization measurements (WienAngle=-60) , beam 0.3uA, Attenuator=140, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709151
  Runs 16924-16928 - Beam polarization measurements (WienAngle=-12.2) , beam 0.3uA, Attenuator=174, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709169
  Runs 16929-16933 - Beam polarization measurements (WienAngle=-5) , beam 0.3uA, Attenuator=180, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709175
  Runs 16934-16939 - Beam polarization measurements (WienAngle=-13) , beam 0.3uA, Attenuator=180, Slit=20.1, Target #3 (4um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709194
  
  Runs 16940-16942 - false asymetry check (WienAngle=-13) , beam 0.3uA, Attenuator=180, Slit=20.1, Cu Target #1 (11um), Target magnet 4T. Threshold 200mV, Left
  see halog entry 3709206
  
  The Moller Log Book scan is given here .
  The table with detailed information (still may be updated for more precise Azz) for runs 16874-16942 is given here
  
  

• 18 July 2019 18:40 - 10:20 : Simona Malace, Roman Pomatsalyuk

  Moller Polarimeter Commissioning. Dipole, Q1 scans.

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -15.5^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 22. Attenuator 160.
  Q1=124.114A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.452A, Azz=0.774.
  Helicity frequency=120Hz, delay=8 windows, pattern=Quartet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  Detector configuration (saved): moller_comm_15_Jul_2019
  HV Voltage settings (saved): HV_0.95Gev.set_final
  

  Runs 16802 - Pedestals run: beam off, Target OUT, Target magnet ON. CODA configuration: moller_puls
  Runs 16803-16805 - ADC spectra check, beam 0.15uA, Target #3 (4um), Target magnet 4T. Threshold: 200mV
  
  Q1 scan - coarse (cycling)
  Runs 16806-16812 - Q1 scan: 135,130,125,120,120,115,110 A. beam 0.15uA, Target #3. Threshold: 200mV, ADC trigger Left
  Q1 scan - fine (cycling)
  Runs 16813-16826 - Q1 scan: 135,135,129,128,128,128,127,126,126,124,123,122,122,121 A. beam 0.15uA, Target #3. Threshold: 200mV, ADC trigger Left
  Q1 cycling
  Runs 16827-16829 - Q1 scan repeat: 124,123,122 A. beam 0.15uA, Target #3. Threshold: 200mV, ADC trigger Left
  Q1 max coinc. rate at 123.5A -> +3.5% = 127.823A new set point.
  see halog entry 3706636
  
  Dipole scan - cycling. Q1=127.823A
  Runs 16830-16839 - Dipole scan: current= 38,41,43,44.36,44.36,45,47,49,51,53 A. beam 0.15uA, Target #3. Threshold: 200mV, ADC trigger Left
  see halog entry 3706647
  
  Dipole cycling to 45 A.
  Runs 16840-16842 - ADC spectra check, beam 0.15uA, Target #3. Threshold: 200mV, ADC trigger Left,Right,Coinc.
  Runs 16843-16850 - HV tune, beam 0.15uA, Target #3. Threshold: 200mV, 180mV, ADC trigger Left,Right,Coinc.
  Runs 16851-16853 - Threshold check, beam 0.15uA, Target #3. Threshold: 220mV, ADC trigger Left,Right,Coinc.
  Runs 16854-16856 - Threshold check, beam 0.15uA, Target #3. Threshold: 200mV, ADC trigger Left
  
  set adcevents=1 for production runs
  Runs 16857-16861 - beam polarization measurements, beam 0.15uA, Target #3. Threshold: 200mV, ADC trigger Left
  Runs 16862-16866 - false asymetry check, beam 0.15uA, Target #1 Cu. Threshold: 200mV, ADC trigger Left
  see halog entry 3706707
  

  The Moller Log Book scan is given here .
  
  The table with detailed information (still may be updated for more precise Azz) for runs 16803-16866 is given here
  
  

• 15 July 2019 11:00 - 05:30 : Simona Malace, Roman Pomatsalyuk

  Moller Polarimeter Commissioning

  The beam energy is 0.951GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.78MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -15.5^o (?^o, ?^o flipper).
  IHWP wave plate was IN. IHWP2 was ?. Rotating HWP was ? . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 22. Attenuator 160.
  Q1=124.114A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.452A, Azz=0.774.
  Helicity frequency=120Hz, delay=8 windows, pattern=Quartet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~11um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  Detector configuration (saved): moller_comm_15_Jul_2019
  HV Voltage settings (saved): HV_0.95Gev.set
  
  

  Runs 16734-16735 - Pedestals runs: beam off, Target OUT, Target magnet OFF. CODA configuration: moller_puls
  Runs 16736-16738 - Background check: beam off, Target OUT, Target magnet OFF. CODA configuration: beam_pol
  Runs 16739-16743 - Background check: beam 0.3uA, target OUT, Target 4T. Threshold: 150mV
  Runs 16745-16746 - Tune beam ~3uA, Target #3, Target magnet 4T. Threshold: 200mV, ADC trigger Left
  Runs 16747-16753 - HV tune, beam 0.3uA, Target #3, Target magnet 4T. Threshold: 200mV
  Runs 16754-16768 - Threshold scan 150-350mV. beam 0.3uA, Target #3, Target magnet 4T.
  
  Runs 16769-16772 - PMT scan: ch 0 vs ch 4,5,6,7. beam 0.3uA, Target #3, Target magnet 4T. Threshold: 265mV, ADC trigger Coinc
  Runs 16769-16772 - PMT scan. HV ON only for pair: ch 0 vs ch 4,5,6,7. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Coinc
  Runs 16773-16777 - PMT scan. HV ON only for pair: ch 1 vs ch 4,5,6,7. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Coinc
  Runs 16778-16781 - PMT scan. HV ON only for pair: ch 2 vs ch 4,5,6,7. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Coinc
  Runs 16782-16785 - PMT scan. HV ON only for pair: ch 3 vs ch 4,5,6,7. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Coinc
  Runs 16786-16787 - Dipole scan: current=55.45A. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Left
  reboot DAQ VME crate after run 16786, set adcevent=1
  
  Runs 16788 Dipole scan: current=61.A. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Left
  dipole cycling.
  Run 16789 Dipole scan: current=38.82A. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Left
  Run 16790 Dipole scan: current=44.36A. beam 0.3uA, Target #3. Threshold: 265mV, ADC trigger Left
  Run 16791 Dipole scan: current=44.36A. beam 0.3uA, Target #3. Threshold: 240mV, ADC trigger Left
  Run 16792 Dipole scan: current=49.91A. beam 0.3uA, Target #3. Threshold: 240mV, ADC trigger Left
  Run 16793 Dipole scan: current=49.91A. beam 0.3uA, Target #3. Threshold: 240mV, ADC trigger Left
  Run 16794 Dipole scan: current=49.91A. beam 0.3uA, Target #3. Threshold: 240mV, ADC trigger Left
  Run 16795 Dipole scan: current=44.36A. beam 0.3uA, Target #3. Threshold: 220mV, ADC trigger Left
  Run 16796 Dipole scan: current=44.36A. beam 0.3uA, Target #3. Threshold: 190mV, ADC trigger Left
  Run 16797 Dipole scan: current=44.36A. HV tune, beam 0.3uA, Target #3. Threshold: 190mV, ADC trigger Left
  Run 16798 Dipole scan: current=44.36A. beam 0.3uA, Target #3. Threshold: 190mV, ADC trigger Right
  Run 16799 false asymetry check, beam 0.1uA, Target #1 Cu. Threshold: 190mV, ADC trigger Right
  

  The Moller Log Book scan is given here .
  The table with detailed information for runs 16769-16799 is given here
  

• 10 July 2019 18:00 - 02:30 : Simona Malace, Roman Pomatsalyuk

  Moller Polarimeter Commissioning

  The beam energy is 0.950GeV(accel), 450.0MeV(south linac), 450.0MeV(north linac), 50.08MeV(injector), 1 pass.
  Injector Wien angle (horizontal) is -15.5^o (?^o, ?^o flipper).
  IHWP wave plate was OUT. IHWP2 was IN. Rotating HWP was IN . Raster was OFF.
  Beam was straight. Beam position lock for Moller is ON (IPM1H01)
  Slit position 20. Attenuator 240.
  Q1=124.114A, Q2=-30.732A, Q3=0A, Q4=24.809, Dipole=55.452A, Azz=0.774.
  Helicity frequency=120Hz, delay=8 windows, pattern=Quartet.
  Target Solenoid field 4.02T (75A)
  Target foils thickness: #1 - Cu (~15um); #2 - Fe 10um; #3 - Fe 4um; #4 - Fe 1um;
  Detector configuration (saved): moller_comm_10_Jul_2019
  HV Voltage settings (saved): HV_0.95Gev_Cal.set
  Runs 16675-16686 - Detector HV tune. Threshold: 180 mV
  Runs 16687-16691 - Threshold scan: 160-210 mV
  Runs 16692-16702 - beam polarization measurements, target #2 Fe 10um, current 0.6uA, Threshold 210
  reboot DAQ VME crate, CODA after run 16696
  reboot Target Motion IOC "iocsofthahfm", after run 16702
  Runs 16703-16704 - false asymetry measurements, target #1 Cu, current 0.3uA
  Runs 16705-16706 - beam polarization measurements, target #2 Fe 10um, current 0.3uA
  Runs 16706-16707 - beam polarization measurements, HV OFF (slot 5 ch 0, ch 4) for Left Calorimeter #1(top), Right Calorimeter #1(top) target #2 Fe 10um, current 0.3uA
  Runs 16708-16710 - beam polarization measurements, target #2 Fe 10um, current 0.3uA
  Runs 16711-16712 - beam polarization measurements, target #2 Fe 10um, current 0.6uA
  Runs 16713-16714 - beam polarization measurements, target #2 Fe 10um, current 0.15uA
  
  The Moller Log Book scan is given here .
  The table with detailed information for runs 16290-16317 is given here
  
  

  NEW 2018 HIGH FIELD (Temple University) Moller Target

  

  2019

  Moller Polarimeter Commissioning 18-19 March 2019

• 03 Apr, 2019. 9:30 - 12:00 (March 20): Simona M., Roman P., Ethan

  Target foil 4um photo with beam spot photo1 photo2(zoom)
  
  Target motion test (rotation) out of beam line
  1. 02-Apr-2019 Home position rotation 1 steps in range -5 +5 deg.: plot1
  2. 03-Apr-2019 target #1 position rotation 1 steps in range -5 +5 deg., check with laser : plot2
  3. 03-Apr-2019 target #1 position rotation in range -5 0 +5 deg., check with laser : plot3
  

• 25 March, 2019. 12:35 - 07:35 (March 20): Simona M., Roman P., Ethan

  Target motion test (rotation) with Solenoid Field=0 and Field=2.5T
  1. Field=0 and Field=2.5T target #3, 4um: 0-> -Lim-> 0-> +Lim-> 0-> -Lim ->0: plot1
  2. Field=2.5T, target #3 4um and targe #2 10um: move in steps ~2deg : plot2
  

  Plots for target motion 18-19 Mar-2019:
  1. Rotation target #4 1um, Field=2.5T,3T, runs: 16272-16281 : plot1
  2. Rotation target #3 4um, Field=2.5T, runs: 16282-16287 : plot2
  3. Rotation target #2 10um, Field=2.5T, runs: 16296-16311 : plot3
  4. Rotation target #3 4um, Field=2.5T, runs: 162313-16317 : plot4
  

• 19 March, 2019. 12:35 - 07:35 (March 20): Simona M., Roman P., Eric King, William Henry, Sanghwa Park,

  The beam energy is 2.139GeV(accel), 1000.0MeV(south linac) 1020.0MeV(north linac), 119.MeV(injector), 1 pass.
  Injector angle is +60^o (0^o, 90^o flipper).
  IHWP wave plate was OUT. IHWP2 was IN. Rotating HWP was IN . Raster was OFF.
  Beam polarization measurements:
  05-Mar-2019 Mott polarimeter: 87.84 log entry 3664011
  21-Mar-2019 Hall B Moller polarimeter: -87.887 +/- 1.454 log entry 3670599
  Beam was straight.
  Target foils thickness: #1 - empty; #2 - 10um; #3 - 4um; #4 - 1um;
  Q1=137.27A, Q2=23.57A, Q3=0A, Q4=41.37A, Dipole=106.39A, Azz=0.7365.
  Helicity frequency=30Hz, delay=8 windows, pattern=Quartet.
  Runs 16290-16295 - Target #2, Threshold tune. Set threshold to 230mV
  Runs 16296-16311 - Target #2, 2.5T. Check target #2 Angle position -6.48-> -4.48-> -2.48-> 0.-> +1.998-> +3.996-> +6.86-> +4.84-> +3.996-> 0.-> -2.48-> -6.48-> +6.84-> -4.48-> 0.-> +1.998 deg.
  Runs 16312-16317 - Target #3, 2.5T. Check target #3 Angle position +1.998-> 0.-> -1.998-> -6.48-> +6.84 deg.
  Runs 16318-16325 - Target #3, 3T. Dipole scan (rates)
  Runs 16326-16344 - Target #3, 3T. Q1 scan (polarization)
  Runs 16345-16351 - Target #3, 3T. Q2 scan (polarization)
  Runs 16352-16357 - Target #3, 3T. Q4 scan (polarization)
  Runs 16358-16366 - Target #3, 3T. Q2 scan one quad solution (polarization)
  Runs 16367-16375 - Target #3, 3T. Q4 scan three quad solution (rate)
  Runs 16376-16384 - Target #3, 3T. Dead time measurement Ib=0.3-1.2 uA
  07:35 March 20, Moller target is parked, Moller target movement is unmasked. Moller dipole is OFF,
  quads settings are restored, Moller target magnet is turned OFF.
  

  The Moller Log Book scan is given here .
  The table with detailed information for runs 16290-16317 is given here
  The table with detailed information for runs 16318-13381 is given here
  Plots with beam position and beam energy instability are:
  Energy
  BPM-19 and BPM-20
  For additional information see halog entry 3669877
  

  
  

• 18 March, 2019. 10:25 - 01:25 (March 19): Simona M. Roman P.

  The beam energy is 2.139MeV(accel), 1000.0MeV(south linac) 1020.0MeV(north linac), 119.MeV(injector), 1 pass.
  Injector angle is +60^o (0^o, 0^o flipper).
  IHWP wave plate was OUT. IHWP2 was IN. Rotating HWP was IN . Raster was OFF.
  Beam was straight.
  Target foils thickness: #1 - empty; #2 - 10um; #3 - 4um; #4 - 1um;
  Q1=137.27A, Q2=23.57A, Q3=0A, Q4=41.37A, Dipole=106.39A, Azz=0.7365.
  Helicity frequency=30Hz, delay=8 windows, pattern=Quartet.
  Runs 16247-16257 - Detector HV tune.
  Runs 16258-16263 - Target #4, 3T. ?junk?. Reboot DAQ crate and CODA
  Runs 16264-16266 - Target #4, 3T. Polarization measurement
  Runs 16267-16268 - Target #4, 3T. Check target #4 Linear position
  Runs 16269-16270 - Target #1, 3T. Check target #1 Linear position
  Runs 16271 - Target #1->Target#3, 3T. Move from target #1 to target #3 with no beam, watch "dark current" (bleed-through)
  Runs 16272-16278 - Target #4, 3T. Check target #4 Angle position 0.(2 runs)-> +6.84(2 runs)-> -6.48(2 runs)-> 0 deg.
  Runs 16279-16281 - Target #4, 2.5T. Check target #4 Angle position 0.-> +6.84-> -6.48 deg.
  Runs 16282-16289 - Target #3, 2.5T. Check target #3 Angle position 0.-> -6.48-> +6.84-> -3.996-> +3.996-> +1.99-> -1.99-> 0 deg.
  

  01:25 March 19, Moller target is parked, Moller target movement is unmasked. Moller dipole is OFF,
  quads settings are restored, Moller target magnet is turned OFF.
  

  The Moller Log Book scan is given here .
  The table with detailed information is given here
  Plots with beam position and beam energy instability are:
  Energy
  BPM ( or here)
  and Target Field ( or here)
  For additional information see halog entry 3669660 .
  

  
  

2016 raw resuts archive

2015 raw resuts archive

2014 raw resuts archive

2012 raw resuts archive

2011 raw resuts archive

2010 raw resuts archive

2009 raw resuts archive

2008 raw resuts archive

2007 raw resuts archive

2006 raw resuts archive

2005 raw resuts archive

2004 raw resuts archive

2003 raw resuts archive

2002 raw resuts archive

2001 raw resuts archive

2000 raw resuts archive

1999 raw resuts archive

1998 raw resuts archive