05-3-2017 - Revision history

Burgjeff at 00:03, 16 June 2017

2017-06-16T00:03:23Z

2017-05-18T05:54:13Z

coincidence rates

2017-05-18T05:52:56Z

2017-05-18T05:51:43Z

coincidence rates

2017-05-18T05:51:07Z

coincidence rates

2017-05-18T05:41:57Z

2017-05-18T05:08:20Z

run list

2017-05-18T05:07:38Z

run list

2017-05-18T04:28:54Z

run list

2017-05-18T04:26:40Z

run list

@@ Line 1: / Line 1: @@
 '''The He-3 detector output from the spec amp to the ADC had the wrong polarity'''
@@ Line 11: / Line 19: @@
 |}
 He-3 timing is in patch panel 223A16, & energy is 223A17.
@@ Line 26: / Line 31: @@
 Cuts used in histograms: neutrons: 40 to 140 ns ; photons: -20 to 30 ns ; noise: 200 to 500ns

@@ Line 57: / Line 57: @@
 =coincidence rates=
-The y-axis below is calculated as follows: <math>\frac{doubles}{singles-grass}</math> , where ''grass'' is the collection of events that lie outside both the neutron and the gamma ToF range, normalized per ns, and multiplied by the width (in ns) of the neutron ToF range. Forward detectors not included.
+The y-axis below is calculated as follows: <math>\frac{doubles}{singles-grass}</math> , where ''grass'' is the collection of events that lie outside both the neutron and the gamma ToF range, normalized per ns, and multiplied by the width (in ns) of the neutron ToF range. Forward detectors not included.  The run numbers are, in order from least to most neutron singles, 6293,6292,6288,6280.
 [[File:NeutronDoublesNSingles.png|600px]]

← Older revision		Revision as of 05:52, 18 May 2017
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	[[File:NeutronDoublesNSingles.png\|600px]]		[[File:NeutronDoublesNSingles.png\|600px]]
		+
		+
		+	[[File:NeutronDoublesNSinglesClose.png\|600px]]

@@ Line 57: / Line 57: @@
 =coincidence rates=
-The y-axis below is calculated as follows: <math>\frac{doubles}{singles-grass}</math> , where ''grass'' is the collection of events that lie outside both the neutron and gamma ToF range normalized per ns, and then multiplied by the width in ns of the neutron ToF cut. Forward detectors not included.
+The y-axis below is calculated as follows: <math>\frac{doubles}{singles-grass}</math> , where ''grass'' is the collection of events that lie outside both the neutron and the gamma ToF range, normalized per ns, and multiplied by the width (in ns) of the neutron ToF range. Forward detectors not included.
 [[File:NeutronDoublesNSingles.png|600px]]

@@ Line 57: / Line 57: @@
 =coincidence rates=
-The y-axis below is calculated as follows: <math>\frac{doubles}{singles-grass}</math> , where grass is the measured outside both the neutron and gamma ToF range on a per ns basis, and then normalized to the width in ns of the neutron ToF cut. Forward detectors not included.
+The y-axis below is calculated as follows: <math>\frac{doubles}{singles-grass}</math> , where ''grass'' is the collection of events that lie outside both the neutron and gamma ToF range normalized per ns, and then multiplied by the width in ns of the neutron ToF cut. Forward detectors not included.
 [[File:NeutronDoublesNSingles.png|600px]]

← Older revision		Revision as of 05:41, 18 May 2017
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	[[File:Beam profile.jpg \| 120px]]		[[File:Beam profile.jpg \| 120px]]
		+
		+	=coincidence rates=
		+	The y-axis below is calculated as follows: <math>\frac{doubles}{singles-grass}</math> , where grass is the measured outside both the neutron and gamma ToF range on a per ns basis, and then normalized to the width in ns of the neutron ToF cut. Forward detectors not included.
		+
		+	[[File:NeutronDoublesNSingles.png\|600px]]
		+
		+
		+

	[[2nCor_44#Run_Plan]]		[[2nCor_44#Run_Plan]]

@@ Line 46: / Line 46: @@
 |6292||Integral= 7.5 pV*s  || '''0.5 mm x 4 cm x 2 cm DU-238 R45020 ''' ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , '''0.9 A''' Peak , 180.4 Hz || [[File:R6292.png|200px]] ||  ||2.10E-03 doubles: 9.49E-06 || singles: +- 1% doubles: +-25% || singles/A: 1.50E-03 doubles/A: 6.78E-06 || doubles/single: 4.52E-03
 |-
-| 6293||Integral= 4.5 pV*s  || 0.5 mm x 4 cm x 2 cm DU-238 R45020  ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , '''0.7 A''' Peak , 180.4 Hz ||  ||   || singles: 1.76E-03 doubles: 6.27E-06 || singles: 1.39E-03 doubles: 3.58E-06 || singles: +- 2% doubles: +-49% || singles/A: 9.93E-04 doubles/A: 2.56E-06 || doubles/single: 2.58E-03
+| 6293||Integral= 4.5 pV*s  || 0.5 mm x 4 cm x 2 cm DU-238 R45020  ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , '''0.7 A''' Peak , 180.4 Hz ||  ||   || singles: 1.39E-03 doubles: 3.58E-06 || singles: +- 2% doubles: +-49% || singles/A: 9.93E-04 doubles/A: 2.56E-06 || doubles/single: 2.58E-03

@@ Line 44: / Line 44: @@
 | 6291||Integral= 11.5 pV*s  || '''HEU Tag #HMF-SNM-ER-2L '''  ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , 1.4 A Peak , 180.4 Hz ,  ||  ||   [[File:R6290-R6291Overlay.png|200px]]|| singles: 2.26E-03 doubles: 4.61E-06 || singles: +- 2% doubles: +-57% || singles/A: 1.61E-03 doubles/A: 3.30E-06 || doubles/single: 2.04E-03
 |-
-|6292||Integral= 7.5 pV*s  || '''0.5 mm x 4 cm x 2 cm DU-238 R45020 ''' ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , '''0.9 A''' Peak , 180.4 Hz || [[File:R6292.png|200px]] ||  ||singles: 2.63E-03 doubles: 1.52E-05 || singles: +- 1% doubles: +-20% || singles/A: 2.92E-03 doubles/A: 1.69E-05 || doubles/single: 5.769E-03
+|6292||Integral= 7.5 pV*s  || '''0.5 mm x 4 cm x 2 cm DU-238 R45020 ''' ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , '''0.9 A''' Peak , 180.4 Hz || [[File:R6292.png|200px]] ||  ||2.10E-03 doubles: 9.49E-06 || singles: +- 1% doubles: +-25% || singles/A: 1.50E-03 doubles/A: 6.78E-06 || doubles/single: 4.52E-03
 |-
 | 6293||Integral= 4.5 pV*s  || 0.5 mm x 4 cm x 2 cm DU-238 R45020  ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , '''0.7 A''' Peak , 180.4 Hz ||  ||   || singles: 1.76E-03 doubles: 6.27E-06 || singles: +- 2% doubles: +-37% || singles/A: 2.51E-03 doubles/A: 8.96E-06 || doubles/single: 3.568E-03

@@ Line 38: / Line 38: @@
 | rowspan="2" | 6288||Integral=12.5  pV*s  || '''0.5 mm x 4 cm x 2 cm DU-238 R45020 '''  ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , 1.4 A Peak , 180.4 Hz , ||  ||   [[File:R6286-R6287-R6288Overlay.png|200px]]|| 3.20E-03 doubles: 9.11E-06 || singles: +- 3% doubles: +-57% || singles/A: 2.29E-03 doubles/A: 6.51E-06 || doubles/single: 2.85E-03
 |-
-| colspan="5" | Coincidence analysis while using data from the first 40 minutes of run 6283 from yesterday, combined with the data from run 6288 ([[05-2-2017| yesterday's runlist]]) ====>> || singles: 4.68E-03 doubles: 2.10E-05 || singles: +- 1% doubles: +-24% || singles/A: 3.34E-03 doubles/A: 1.50E-05 || doubles/single: 4.49E-03
+| colspan="5" | Coincidence analysis while using data from the first 40 minutes of run 6283 from yesterday, combined with the data from run 6288 ([[05-2-2017| yesterday's runlist]]) ====>> ||  || singles: +- 1% doubles: +-24% ||  || doubles/single: 4.0E-03
 |-
 | 6290||Integral=12.5  pV*s  || '''0.5mm x 2cm x 4cm Th #170113000 '''  ||  10.6 MeV (1123 Gauss) , 3 ns FWHM pulse width , 1.4 A Peak , 180.4 Hz ,  ||  ||   [[File:R6290-R6288Overlay.png|200px]]|| singles: 1.76E-03 doubles: 6.64E-06 || singles: +- 4% doubles: +-70% || singles/A: 1.26E-03 doubles/A: 4.75E-06 || doubles/single: 3.77E-03