Because the electron cooler was not switched on during beam accumulation in the previous measurement, we repeat this measurement again.
(In the picture below, it can be seen that the beam cooled. On right most is the Tl beam and rest are the contaminants.)
beam: 205Tl81+ (no scraping)
energy: 400 MeV/u
storage time: 2 hrs
purpose: data with TARGET ON
Detector position (CsISiPHOS): out of the ring
Detector position (MWPC): mm
run start at 08:46 , first file: run290.lmd
file running: run290.lmd
time when accumulation starts: 09:06
time when storage starts: 09:16
time when storage ends: 10:59
I_cooler during storage time: 10 mA
I_cooler = __ mA
I_SIS: 1.7e9
ESR particles after stacking: 1e6
Number of stacking: 20
Target ON density: 3.9e12 atoms/cm2
Target on time: 11:00
Target off time: 11:10
Target on time for measurement: 10
mins (by local mode)
NTCAp file:
SC_2020-04-02_07-10-40
\IQ_2020-04-02_07-11-48
IQ rate: 8 MS/s
(saved in drive : p)
copy and repeat the above (below the
line) for every storage time
measurement |