Run summary HV scans

Author: Alexandre Camsonne Type: calibration Subject: NaI HV scan runs

> +4 % > 4044 +800V > 4045 +600V > 4046 +400V > 4047 +200V > 4048 -200V > 4049 all channels 2000 V > > +2% > 4050 Nominal sieve out > 4051 Nominal sieve in > 4052 -200 > 4053 -100 > 4054 -50 > 4055 +50 > 4056 +100 > > 0% > 4057 Nominal sieve in > 4058 Nominal > 4068 -200 > 4069 -100 > 4070 -50 > 4071 +50 > 4072 +100 >

Optics and L-HRS NaI HV scan

-2%: p0=720.433 MeV/c L-HRS 4075 00:12-00:19 1M Open Collimator 4076 00:24-00:30 1M HV scan -200V 4077 00:32-00:39 1M HV scan -100V 4078 00:40-00:48 1M HV scan -50V 4079 00:50-00:57 1M HV scan +50V 4080 00:58-01:05 1M HV scan +100V 4081 01:06-01:12 1M HV scan 0V -2% done.

-4%: p0=705.731 MeV/c L-HRS 4082 01:26-01:43 1.5M Sieve Slit 4083 01:48-01:54 1M Open collimator, HV scan 0V 4084 01:56-02:01 1M HV scan -200V 4085 02:01-02:06 1M HV scan -100V 4086 02:07-02:13 1M HV scan -50V 4087 02:15-02:20 1M HV scan +50V 4088 02:21-02:26 1M HV scan +100V

R-HRS 21978 00:40-00:47 1M Open Collimator 21979 Junk run 21980 00:55-01:15 1.5M Sieve slit(5uA, rate is low) 21981 01:16-01:33 1.5M Sieve slit(50uA) ~1.5M -4% done

L-HRS NaI HV scan only (1M events each) p0=420 MeV/c 4089 02:36-02:46 0V, 5uA 4090 02:48-02:55 -200V, 10uA 4091 02:57-03:03 -100V 4092 03:05-03:12 -50V 4093 03:13-03:20 +50V 4094 03:21-03:28 +100V p0=100 MeV/c 4095 03:41-03:47 0V 4096 03:48-03:54 -200V 4097 03:55-04:00 -100V 4098 04:01-04:07 -50V 4099 04:08-04:13 +50V 4100 04:14-04:20 +100V NaI HV scan done.