Difference between revisions of "09-07-2016"

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Line 4: Line 4:
 
:11.1 MeV , 2 ns pulse width
 
:11.1 MeV , 2 ns pulse width
  
−
 
+
;Detector HV
 +
: =-1700 Volts on all detectors
  
 
{| border="1"
 
{| border="1"
Line 11: Line 12:
 
| 5277 ||  || 11.1 MeV , 2 ns pulse width , 850 mA , 60 Hz , Collimators wide open , radiator out , Tuning
 
| 5277 ||  || 11.1 MeV , 2 ns pulse width , 850 mA , 60 Hz , Collimators wide open , radiator out , Tuning
 
|-
 
|-
−
| 5286 ||.18 || 11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Collimators wide open , radiator 3/4" Al , Target is 3/4 thick Al @ 90 degree to beam [[File:5286.png|40px]]
+
| 5286 ||.18 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Collimators wide open , radiator 3/4" Al , Target is 3/4 thick Al @ 90 degree to beam [[File:5286.png|40px]]
 
|-
 
|-
−
| 5288 || || 11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Collimators wide open , radiator Out , Target is 3/4 thick Al @ 90 degree to beam [[File:5288.png|40px]]
+
| 5288 ||0.14 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Collimators wide open , radiator Out , Target is 3/4 thick Al @ 90 degree to beam [[File:5288.png|40px]]
 
|-
 
|-
−
| 5289 || || 11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator Out , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side to measure shower from beam dump with max e- hitting dump [[File:5289.png|40px]]
+
| 5289 ||0.02 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator Out , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side to measure shower from beam dump with max e- hitting dump [[File:5289.png|40px]]
 
|-
 
|-
−
| 5290 || || 11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator Out , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side to measure shower from beam dump with max e- hitting dump, '''RF OFF'''  a.k.a no beam [[File:5290.png|40px]]
+
| 5290 || 0.001|| 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator Out , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side to measure shower from beam dump with max e- hitting dump, '''RF OFF'''  a.k.a no beam [[File:5290.png|40px]]
 
|-
 
|-
−
|5291 ||  ||11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , '''radiator 3/4" IN''' , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side  [[File:5291.png|40px]]
+
|5291 ||  0.01||11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , '''radiator 3/4" IN''' , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side  [[File:5291.png|40px]]
 
|-
 
|-
−
|5292 || ||11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , '''radiator 1.5" IN''' , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side  [[File:5292.png|40px]]
+
|5292 ||0.01 ||11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , '''radiator 1.5" IN''' , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side  [[File:5292.png|40px]]
 
|-
 
|-
−
|5293 || || 11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Accelerator side collimator open, '''Cell side collimator OPEN''' , '''radiator 3/4" IN''' , Target is 3/4 thick Al @ 90 degree to beam,''' UNBlock cell on accelerator side'''  [[File:Rate2nC_5293.png|40px]]
+
|5293 ||0.23 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, '''Cell side collimator OPEN''' , '''radiator 3/4" IN''' , Target is 3/4 thick Al @ 90 degree to beam,''' UNBlock cell on accelerator side'''  [[File:Rate2nC_5293.png|40px]]
 
|-
 
|-
−
|5294 || || 11.1 MeV , 2 ns pulse width , 850 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , '''Target is OUT''', UNBlock cell on accelerator side  [[File:Rate2nC_5294.png|40px]]
+
|5294 ||0.08 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , '''Target is OUT''', UNBlock cell on accelerator side  [[File:Rate2nC_5294.png|40px]]
 +
|-
 +
|5295 ||0.00969 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , '''Target is DU''', UNBlock cell on accelerator side  [[File:Rate2nC_5295.png|40px]]
 
|-
 
|-
 
|}
 
|}
Line 34: Line 37:
  
 
1” Al radiator, collimator slit open, HV -1700V,*Find lowest thresholds to run.
 
1” Al radiator, collimator slit open, HV -1700V,*Find lowest thresholds to run.
−
=Study forward detector gamma flas with Pb curtains=
+
{| border="1"
−
=Thorium strip, collimator squeeze down.=
+
| Run # ||D90 n Rate (Counts/pulse)|| Configuration
−
=No target run=
+
|-
−
=Determine how many fissions per pulse.=
+
|5295 ||0.01 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , '''Target is DU''', UNBlock cell on accelerator side  [[File:Rate2nC_5295.png|40px]]
−
=run 1 mg HEU to see (probably miserable) rates=
+
|-
−
=Exploratory measurements with 47% HEU.=
+
|5296 || 0.01898|| 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator '''open to 0.8 cm''', Cell side collimator '''OPEN to 2 cm''' , radiator 3/4" IN , '''Target is DU'''  [[File:Rate2nC_5296.png|40px]]
−
= CFD studies=
+
|-
−
=P.S. sweep magnet in/out=
+
|5297 ||0.01768 || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.8 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU  , D30 HV changed from -1700 to '''-1550V''', All other detectors at -1700 V,moved stand below pair spectrometer magnet, '''added 2 borated poly bricks to catch positrons and 4" unborated poly to catch electrons exiting pair spectrometer magnet''',[[File:Rate2nC_5297.png|40px]]
−
= Long run on Thorium=
+
|-
−
= Long run on 1 mg HEU=
+
|5298 || 0.0132|| 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.8 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU  , D30 HV changed -1550V, All other detectors at -1700 V, '''removed pair spectrometer magnet, poly, and stand''',[[File:Rate2nC_5298.png|40px]]
 +
|-
 +
|5299 || 0.00743|| 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.8 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is '''Empty'''  , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,[[File:Rate2nC_5299.png|40px]]
 +
|-
 +
|5300 || || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to '''0.2563 cm''', Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is Empty  , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,[[File:Rate2nC_5300.png|40px]]
 +
|-
 +
|5301 || || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to '0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is Empty  , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand, '''Installed 3rd collimator wall''', removed line of site between D30 and cell wall collimator [[File:Rate2nC_5301.png|40px]]
 +
|-
 +
|5302 || || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is '''DU'''  , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Installed 3rd collimator wall, D30 has one 1/16" thick lead curtain [[File:Rate2nC_5302.png|40px]]
 +
|-
 +
|5303 || || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Installed 3rd collimator wall, D30 has '''NO'''  lead curtain [[File:Rate2nC_5303.png|40px]]
 +
|-
 +
|5304 || || 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is '''~0.5 mm x 7 cm x 4 mm Th'''  , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Installed 3rd collimator wall, D30 has '''NO'''  lead curtain, unplugged D225T to observe analog pulse during run , interlock trip ends run early[[File:Rate2nC_5304.png|40px]]
 +
|-
 +
|}
 +
 
 +
 
 +
[[2nCor_44#Run_Plan]]

Latest revision as of 22:45, 7 September 2016

No target collimator open

Beam Conditions
11.1 MeV , 2 ns pulse width
Detector HV
=-1700 Volts on all detectors
Run # D90 Rate (Counts/pulse) Configuration
5277 11.1 MeV , 2 ns pulse width , 850 mA , 60 Hz , Collimators wide open , radiator out , Tuning
5286 .18 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Collimators wide open , radiator 3/4" Al , Target is 3/4 thick Al @ 90 degree to beam 5286.png
5288 0.14 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Collimators wide open , radiator Out , Target is 3/4 thick Al @ 90 degree to beam 5288.png
5289 0.02 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator Out , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side to measure shower from beam dump with max e- hitting dump 5289.png
5290 0.001 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator Out , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side to measure shower from beam dump with max e- hitting dump, RF OFF a.k.a no beam 5290.png
5291 0.01 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator 3/4" IN , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side 5291.png
5292 0.01 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator closed , radiator 1.5" IN , Target is 3/4 thick Al @ 90 degree to beam, Block cell on accelerator side 5292.png
5293 0.23 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , Target is 3/4 thick Al @ 90 degree to beam, UNBlock cell on accelerator side Rate2nC 5293.png
5294 0.08 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , Target is OUT, UNBlock cell on accelerator side Rate2nC 5294.png
5295 0.00969 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , Target is DU, UNBlock cell on accelerator side Rate2nC 5295.png

DU cylinder target

Beam Conditions
11.1 MeV , 2 ns pulse width

1” Al radiator, collimator slit open, HV -1700V,*Find lowest thresholds to run.

Run # D90 n Rate (Counts/pulse) Configuration
5295 0.01 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open, Cell side collimator OPEN , radiator 3/4" IN , Target is DU, UNBlock cell on accelerator side Rate2nC 5295.png
5296 0.01898 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.8 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU Rate2nC 5296.png
5297 0.01768 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.8 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU , D30 HV changed from -1700 to -1550V, All other detectors at -1700 V,moved stand below pair spectrometer magnet, added 2 borated poly bricks to catch positrons and 4" unborated poly to catch electrons exiting pair spectrometer magnet,Rate2nC 5297.png
5298 0.0132 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.8 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Rate2nC 5298.png
5299 0.00743 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.8 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is Empty , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Rate2nC 5299.png
5300 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is Empty , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Rate2nC 5300.png
5301 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to '0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is Empty , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand, Installed 3rd collimator wall, removed line of site between D30 and cell wall collimator Rate2nC 5301.png
5302 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Installed 3rd collimator wall, D30 has one 1/16" thick lead curtain Rate2nC 5302.png
5303 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is DU , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Installed 3rd collimator wall, D30 has NO lead curtain Rate2nC 5303.png
5304 11.1 MeV , 2 ns pulse width , 450 mA , 200 Hz , Accelerator side collimator open to 0.2563 cm, Cell side collimator OPEN to 2 cm , radiator 3/4" IN , Target is ~0.5 mm x 7 cm x 4 mm Th , D30 HV changed -1550V, All other detectors at -1700 V, removed pair spectrometer magnet, poly, and stand,Installed 3rd collimator wall, D30 has NO lead curtain, unplugged D225T to observe analog pulse during run , interlock trip ends run earlyRate2nC 5304.png


2nCor_44#Run_Plan

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