https://172.16.12.30/~kobayash/dokuwiki/ 2026-06-15T06:36:57+00:00 https://172.16.12.30/~kobayash/dokuwiki/ https://172.16.12.30/~kobayash/dokuwiki/lib/tpl/arctic/images/favicon.ico text/html 2017-09-05T12:53:51+00:00 Anonymous (anonymous@undisclosed.example.com) https://172.16.12.30/~kobayash/dokuwiki/doku.php?id=research:memos:gr:gr_analysis&rev=1504583631&do=diff Grand Raiden Analysis Calibration of scattering angle By expanding the equation, text/html 2022-05-21T21:28:00+00:00 Anonymous (anonymous@undisclosed.example.com) https://172.16.12.30/~kobayash/dokuwiki/doku.php?id=research:memos:gr:gr_memo&rev=1653136080&do=diff Grand Raiden memo Preparation A/C * Call OGFA sfatt (ext.: 8890) VDCs * Check if gas is flowing or not * Check if the preamps are turned on or not * Check if the fans are turned on or not * The threshold of VDC HV supply is 40 uA for the proton beam at 300 MeV at E483 and E377+E422 text/html 2017-12-05T03:19:24+00:00 Anonymous (anonymous@undisclosed.example.com) https://172.16.12.30/~kobayash/dokuwiki/doku.php?id=research:memos:gr:gr_trouble_shooting&rev=1512411564&do=diff GR trouble shooting * TDC1L is missing --> definition of the analyzer * ADC LR correlation * HV module doesn't accept the change of voltage <-- connection of the cable was not good * Plastic scintillators' signals are not good. * --> Spark? each signals of shape and counts should be checked