Difference between revisions of "PhotoFiss 3-7-11"
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=Scope Pictures= | =Scope Pictures= | ||
| + | |||
| + | =Lab Book= | ||
| + | [[File:March7.pdf]] | ||
[https://wiki.iac.isu.edu/index.php/PhotoFission_with_Polarized_Photons_from_HRRL Go Back] | [https://wiki.iac.isu.edu/index.php/PhotoFission_with_Polarized_Photons_from_HRRL Go Back] | ||
Revision as of 17:31, 21 March 2011
TDC Map
| TDC Chan | Detector |
| 1 | Event Trigger |
| 12 | Sofiia (neutron detector Beam Right down) |
| 13 | Natali (neutron detector Beam Left down) |
| 14 | Irina (neutron detector Beam left center) |
| 15 | Polina (neutron detector Beam left top) |
Runs
| Date | Run Number | Comment |
| 3/7/11 | 1905 | Rad out, sweep magnet out, no physics target, looking at background into shielded cell |
| 3/7/11 | 1906 | Adjusted pulse start width |
| 3/7/11 | 1907 | Moved gamma peak on TDC spectrum to ~100ns |
| 3/7/11 | 1908 | Longer run to get more data |
| 3/7/11 | 1909 | Moved pair spec and ps sweep magnet centered on off axis beam |
| 3/7/11 | 1910 | Beam put into shielded cell, no target |
| 3/7/11 | 1911 | Radiator in, TDC gamma peak using no target |
| 3/7/11 | 1912 | 1" lead brick as physics target |
| 3/7/11 | 1913 | Radiator out |
| 3/7/11 | 1914 | Radiator in, bending beam down, lead target |
| 3/7/11 | 1916 | Radiator in, bending beam up, lead target |
| 3/7/11 | 1917 | e- sweep magnet put in, kicker magnet off, radiator in |
| 3/7/11 | 1918 | Polina thresh lowered to -200mV, no target |
| 3/7/11 | 1919 | Radiator out, no target |
| 3/7/11 | 1920 | Water stop in |
| 3/7/11 | 1921 | Water stop out, radiator in, 8" Lead blocking collimator hole |
| 3/7/11 | 1922 | Gate valve in |
| 3/7/11 | 1923 | Seperated start and stop pulse by xx ns |
| 3/7/11 | 1924 | Removed 8" Lead from collimation hole, D2O physics target in, Radiator in, sweep magnet in |
| 3/7/11 | 1925 | Removed physics target |
| 3/7/11 | 1926 | Removed Lead shielding Irina, D2O Physics target |
| 3/7/11 | 1927 | Removed physics target, added Lead to other 44 MeV port |
| 3/7/11 | 1928 | D2O target in |
| 3/7/11 | 1929 | Removed Lead shielding in front of all neutron detectors, removed physics target |
| 3/7/11 | 1930 | Re-do of run 1929, but shifted gamma peak on TDC |
| 3/7/11 | 1931 | D2O target in, radiator in |
| 3/7/11 | 1932 | Reinstalled Lead shielding in front of neutron detectors, kicker magnets up with 95A |
| 3/7/11 | 1934 | Kicker magnet bending down, D2O physics target |
| 3/7/11 | 1935 | Kicker magnet bending up, D2O physics target |
| 3/7/11 | 1936 | Kicker magnet bending down, D2O physics target |
| 3/7/11 | 1937 | Kicker magnet off, D2O physics target |