Foretony at 16:46, 11 February 2016

2016-02-11T16:46:16Z

Foretony: Created page with " G4Beamline_PbBi#PbBi_60cmLong_Solenoid_Collection_Efficiency_2015"

2016-02-11T16:45:45Z

Created page with " G4Beamline_PbBi#PbBi_60cmLong_Solenoid_Collection_Efficiency_2015"

New page

[[G4Beamline_PbBi#PbBi_60cmLong_Solenoid_Collection_Efficiency_2015]]

← Older revision		Revision as of 16:46, 11 February 2016
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		+	Positron Collection rates with '''60 cm''' long Solenoid
		+
		+	{\| border="1"
		+	\| [[File:PositronEventWithSolenoid_09-16-15A.png\|200px]] \|\|[[File:PositronEventWith0.3Solenoid_09-16-15A.png\|200px]]
		+	\|-
		+	\| When the solenoid is 1.5 Tesla, a 10 MeV electron produces a 6.5 MeV photon that pair produces a 4.4 MeV positron and a 1 MeV electron \|\| Same Event but this time the solenoid is 0.3 Tesla and the positron hits the beam pipe, annihilates and makes two 511 keV photons
		+	\|+ Sample Positron Production Events
		+	\|}
		+
		+	{\| border="1"
		+	\| [[File:PositronEventWithSolenoid_09-16-15B.png\|200px]] \|\|[[File:PositronEventWith0.3Solenoid_09-16-15B.png\|200px]]
		+	\|-
		+	\| When the solenoid is set to 1.5 Tesla, a 10 MeV electron produces three photons less than 1 MeV in the target, two of them compton scatter in the beam pipe \|\| The same event but this time the electron produces only 1 photon than ionizes in the target
		+	\|+ Sample Brem event producing no positrons
		+	\|}

		+
		+	With SS windows
		+	Positrons->Draw("sqrt(evt.BeamPosPosXevt.BeamPosPosX+evt.BeamPosPosYevt.BeamPosPosY)","evt.BeamPosMomZ>0 && evt.BeamPosPosZ>-500 && sqrt(evt.BeamPosPosXevt.BeamPosPosX+evt.BeamPosPosYevt.BeamPosPosY)<97.4/2");
		+
		+
		+	{\| border="1"
		+	{\| border="1"
		+	\| B-field (Tesla) \|\| \|\| 34.8 mm diameter pipe \|\| 47.5 \|\| 60.2 \|\| 72.9 \|\| 97.4
		+	\|-
		+	\| 0.0 \|\| 0.35 \|\| 1,2,4,4,5 \|\| 2,3,4,4,6 \|\| 4,4,6,7,9 \|\| 6,8,9,10,11 \|\| 16,14,15,16,17
		+	\|-
		+	\| 0.1 \|\| \|\|225,236,250,246,249=241<math> \pm</math> 10 \|\| 282,282,293,294,306=291<math> \pm</math> 10 \|\| 373,366,370,364,373=369<math> \pm</math> 4 \|\| 451,437,440,438,451=443<math> \pm</math> 7 \|\| 602,584,563,558,570=575<math> \pm</math> 18
		+	\|-
		+	\| 0.3 \|\| 0.35 \|\| 626,619,596,619,611 =614<math> \pm</math> 11\|\| 720,726,706,730,717=720<math> \pm</math> 9\|\| 871,864,840,841,834 =850<math> \pm</math> 16\|\| 987,968,939,943,952 =958<math> \pm</math> 20\|\| 1118,1106,1069,1067,1080=1088<math> \pm</math> 23
		+	\|-
		+	\| 0.6 \|\| \|\|929,935,949,969,961=949<math> \pm</math> 17 \|\|1022,1031,1046,1059,1052 =1042<math> \pm</math> 15 \|\| 1120,1130,1152,1154,1146 =1140<math> \pm</math> 15\|\| 1168,1184,1210,1221,1206 =1198<math> \pm</math> 21\|\| 1212, 1218,1240,1254,1242=1233<math> \pm</math> 18
		+	\|-
		+	\| 1.0 \|\| 0.35 \|\|1117,1085,1083,1061,1085=1086<math> \pm</math> 20 \|\| 1188,1154,1140,1111,1134=1145<math> \pm</math> 28\|\|1225,1190,1178,1149,1172 =1183<math> \pm</math> 28\|\|1243.1208,1195,1164,1184=1199<math> \pm</math> 30\|\| 1252,1219,1206,1178,1200=1211<math> \pm</math> 27
		+	\|-
		+	\| 1.5 \|\| 0.22 \|\|
		+	\|-
		+	\| 2.0 \|\| 0.10 \|\|1198,1210,1215,1223,1176=1204<math> \pm</math> 18 \|\| 1216,1227,1235,1241,1196 =1223<math> \pm</math> 18\|\| 1237,1243,1252,1257,1214=1241<math> \pm</math> 17\|\| 1249,1252,1262,1266,1225 =1251<math> \pm</math> 16\|\| 1257,1262,1270,1276,1234=1260<math> \pm</math> 16
		+	\|-
		+	\| 4.0 \|\| 0.002 \|\|
		+	\|+
		+	\|}
		+
		+
		+
		+	{\| border="1"
		+	\| [[File:PositronRates-vs-SolenoidField_10-1-15.png \|200px]]
		+	\|+ Positron Rates -vs- Solenoid Field for 2mm thick PbBi target and several Beam pipe diameters
		+	\|}

	[[G4Beamline_PbBi#PbBi_60cmLong_Solenoid_Collection_Efficiency_2015]]		[[G4Beamline_PbBi#PbBi_60cmLong_Solenoid_Collection_Efficiency_2015]]

PbBi 60cmLong Solenoid Collection Efficiency 2015 - Revision history

Foretony at 16:46, 11 February 2016

Foretony: Created page with " G4Beamline_PbBi#PbBi_60cmLong_Solenoid_Collection_Efficiency_2015"