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Entry  Wed Jun 30 08:59:37 2021, Yuri, Accelerator, 70Se setting 
X(9Be)=1.815 g/cm2 (adjusted in primary beam setting)

Gamma_t=1.3956
E(70Se)=368.499 MeV/u
Br(70Se)=6.21993 Tm

Pre-drilling:
E(78Kr)@Br(70Se)=337.461 MeV/u
E(SIS) = 415.792 MeV/u

Fragment Setting:
E(SIS) = 445.68 MeV/u
Entry  Wed Jun 30 09:04:50 2021, Yuri, Markus, Accelerator, Status 
1) Over night the source was conservated. It is being restarted now.
2) The approximated amount of Gas in this bottle shall allow for running until tomorrow morning (~24 h). There is still another bottle in reserve (1 l) and one reserve from GANIL (0.5 l).
3) Beam-time coordinator suggests to run until the gas is over, i.e., up into the weekend.
Entry  Wed Jun 30 13:57:14 2021, Yuri, Sergey, Accelerator, sextupoles + scraper positions photo_2021-06-30_14-09-08.jpgphoto_2021-06-30_14-02-25.jpg
After setting up on 70Se
Sextupoles were adjusted to optimize the resolution of the 70Se peak. Set values are in the ESR logbook.
The SIS energy was shifted up to increase the number of 70Se.
Esis original = 445.68 MeV/u
Esis now = 451.68 MeV/u (+6 MeV/u)

See attached pictures

scrapers: 
GE01DS_HI =  -58mm
GE01DS_HA = +130mm (fully open)
GEEXDD2_S = -0.5mm
GEEXDS2HA = -11.2mm
Entry  Thu Jul 1 07:28:55 2021, Jan, Akash, Accelerator, Beam intensity 
Intensity went up from 5e8 to 1e9 extracted particles from SIS.
Entry  Thu Jul 1 14:47:15 2021, Yury, Helmut, Accelerator, added high Brho scrapers ESR-scraper-overview.jpgscrapers-used.JPG
So far only scrapers for low Brho were used:
  GE01DS_HI = -58mm (arc from inside) and
  GEEXDS2HA = -11.2 (straight from outside)
We also want a cut on high Brho to avoid possible strange lines.

GE01DS_HA is limited in motion, at the maximum inside position (0.0 mm) there is no effect.

Next EEXDS1HG (aperture for ToF-detctor) in mm
120 -  completely out
 60 - no effect full beam
 45 -   "
 30 -   "
 20 -   "
 10 - very little beam remaining
  5 - gone
 12 - little beam
 14 - narow but little
 16 - narrow with small tail in left side
 20 - again like full
100 - full (as reference for the eye)

Then similar with E02DSHG in arc dipole in mm
 -130 - full
  -60 - full
  -40 - gone
  -45 - very tiny
  -55 - full
  -50 - less beam
  -52 - similar
  -53 - no difference
  -58 - looks like full

Now add EEXDS1HG again with -16mm, no difference, so keep both in.
==> we cut in arc from both sides and on straight secton from both sides
    Intensity does not look different to scrapers out. 
    It looks like a bit less 70Se in ESR then 1h before, but maybe other reason.
Entry  Fri Jul 2 11:44:25 2021, Helmut, Yuri, Accelerator, move scrapers to see effect on unknown lines 
We close the arc inside and straight section inside scrapers to narrow and cut the 70Se line.
Then look what the other lines left of 70Se will do.

1st series with E01DS_HI
 -58  - intensity as before
 -52  - still as before
 -50  - still full
 -45  - less intensity but about same width
 -40  - almost gone 
   0  - gone
 -58  - back to old position

2nd series with EEXDS1HG
 16.0 - full
 15.0 - full
 12.5 - less
 10.5 - less intensity
  9.7 - appears only sometimes
  8.2 - gone
 10.8 - middle intensity and more narrow, measure for a while
Entry  Fri Jul 2 12:18:35 2021, Pavlos, Alexandre, Accelerator, e-cooling 
Sergey Litvinov will now try to setup the e-cooler to cool the beam in the ESR. 
The data taking has been stopped (except the NTCAP).
Entry  Fri Jul 2 13:10:00 2021, Yuri, Accelerator, Scrapers 
12:46 moved the TOF detector scraper back to -11 mm
Entry  Fri Jul 2 13:44:50 2021, Sergey, et al, Accelerator, El cooler 
Up to now, attempts to cool the fat line between Se and Ar were conducted. We give up it now and remove cooling
Entry  Fri Jul 2 16:14:17 2021, Yuri, Accelerator, Scrapers 4 72Br 1C28A49A-5FA1-4A81-8675-3ED9660FD793.png
Starting 15:15
The scrapers are moved very much close to each other to eliminate all background particles and leaving basically single ions injected for 72Br. Do not wonder, this means that also many empty files are created.
Scrapers:
E02DS3HG -> -40 mm
EEXDS1HG -> +5 mm
EEXDS2HA -> 0.0 mm

One sees probably a decay of 100 keV isomer, see the attached figure at about 18 s
We will run a few hours with this setting
Entry  Fri Jul 2 20:33:44 2021, Yuri, Accelerator, 70Se setting with closed scrapers 
We tune back to 70Se.
The scrapers stay closed at EEXDS2HA=0 mm, EEXDS1HG=+5 mm
"Single"-particle run
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