11-11-2016

Horizontal accelerator side collimator 7 mm, horizontal cell side 19 mm. 3 in of Pb on D30 & D330, 2 in of Pb on upstream side of D210, wax in front of Pb on wall downstream of beam dump

Run #	D90 n Rate (Counts/pulse)E-3	Target	Configuration
5446	0.53	Th	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 50 mV, D30 @ -1450V and all other detectors at -1500 V ,
5447	0.34	Th	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 70 mV, D30 @ -1450V and all other detectors at -1500 V ,
5448	-	Th	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 30 mV, D30 @ -1450V and all other detectors at -1500 V ,
5449	-	Th	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 40 mV, D30 @ -1450V and all other detectors at -1500 V ,
5450	-	Th	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 60 mV, D30 @ -1450V and all other detectors at -1500 V ,
5451	-	MT	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 60 mV, D30 @ -1450V and all other detectors at -1500 V ,
5452	-	MT	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 40 mV, D30 @ -1450V and all other detectors at -1500 V ,
5453	-	Th	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 40 mV, D30 @ -1450V and all other detectors at -1500 V , removed battleship steel (4" wide [beamleft/right] and 30 inches high [beam up/down], now its 9" wide and 13" high, green poly is on the bottom to prop up the steel
5454	-	Th	10.5 MeV , 2 ns FWHM pulse width , 1.1 A Peak , 180.4 Hz , Radiator 1" Al., discriminator thresh 40 mV, D30 @ -1450V and all other detectors at -1500 V , green poly is on the bottom to prop up the steel, steel blinder is 6" wide

Summary

ToF spectrum for 30, 40 50 and 70 mV thresholds.