%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%% HISTORY OF THE GM6 : PPbar control %%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% ----RUN(S)# --|-- DATE --|------------- DESCRIPTION --------------------------- | | | | Initial trigger : | | ___ ____ | | PPbar90 = (2h)*(H2=2)*(COPL)*(FCH)*(FCAL)* 533 | 10/01/97 | ________ | | *(PPcontrol bundle)*(H2_logic)*(SF=2) | | --------------------------------------------------------------------------- | | 1074 | 1/25/97 | - Fixed some bad contact for B16,B17,B18 | | ---------------------------------------------------------------------------- | | 1093 | 1/27/97 | - Wrong bundles : B3XB19 instead of B2XB17 | | ---------------------------------------------------------------------------- | | 1122 | 2/4/97 | - Fibers off for about 87 nb^-1 | | ---------------------------------------------------------------------------- | | 1193 | 2/12/97 | - Wrong bundles | | ---------------------------------------------------------------------------- | | 1127-1131 | 2/5/97 | - Wrong bundles (Eta'_c) | | ---------------------------------------------------------------------------- | | 2042-2046 | 4/13/97 | - Wrong bundle | | ---------------------------------------------------------------------------- | | ____ 2075 | 4/17/97 | - Taken out FCAL (from all the triggers) | | ------------------------------------------------------------------------------ | | 2075-2092 | 4/20/97 | - No FCH veto (FCAL II study) | | ------------------------------------------------------------------------------ | | 2192-2194 | 5/13/97 | - Wrong bundle B2XB17 instead of B3XB19 | | ------------------------------------------------------------------------------ | | 2259-2261 | 5/20/97 | - Wrong bundles B3XB19 instead B2XB17 | | ------------------------------------------------------------------------------ | | 2409-2410 | 6/25/97 | - Outer part of bundle 17 is missing | | ------------------------------------------------------------------------------ | | 3006 | 7/17/97 | - Inner part of bundle 19 is missing | | ------------------------------------------------------------------------------ | | 3039-3040 | 7/22/97 | - Fibers OFF for part of the runs (cryogenic | | problems) | | ----------------------------------------------------------------------------- | | 3081-3083 | 7/31/97 | - Wrong bundle : B2XB17 instead of B3XB19 | | ------------------------------------------------------------------------------ | | 3118 | 8/5/97 | - FERA Crate replaced | | ------------------------------------------------------------------------------ | | 3235 | 8/23/97 | - PCOS crate uncabled and recabled | | ------------------------------------------------------------------------------ | | 3235-3240 | 8/23/97 | - No B3 signal to the TDC | | ----------------------------------------------------------------------------- | | 3245 | 8/23/97 | - Wrong bundles (Chi_0 3418 GeV) | | ----------------------------------------------------------------------------- | | | | Bundles 2,3 and 9,10 are swapped in order to have 3246 | 8/24/97 | the right bundle (Chi_0 3418 GeV) | | (PPbar control bundles : B3XB17 ) | | ------------------------------------------------------------------------------ | | 2350 | 8/27/97 | Bundles 2,3 swapped back to the right position | | ----------------------------------------------------------------------------- | | 3250-3254 | 8/27/97 | No PPbar trigger due to cryogenic problems | | ----------------------------------------------------------------------------- | | 3265 | 8/28/97 | Bundles 2,3 swapped again (Chi_0 energy) | | (PPbar control bundles : B3XB17 ) | | ---------------------------------------------------------------------------- | | 3295 | 9/05/97 | The SCI-FI detector is OFF (NO more Helium for | | the VLPCs) | | ------------------------------------------------------------------------------ %%%%%%%%%%%%%%%%%%%%%%%%% LIST OF SPECIAL RUNS %%%%%%%%%%%%%%%%%%%%%%%%%%%%% ----------------------------------------------------------------------------- | | | | Special run to study the PPbar trigger efficiency : | | Instead of GM3 there is the trigger : 2207 | | ___ | | PPbar_special = (2h)*(COPL)*(FCH)*(B2XB17) | | | | Prescaling factor is : 40 | | ------------------------------------------------------------------------------ | | | | Special run to study the PPbar trigger efficiency : | | Instead of GM3 there is the trigger : 2225-2230 | | ___ | | PPbar_special = (2h)*(COPL)*(H2=2)*(FCH) | | | | Prescaling factor is : 120 | | ------------------------------------------------------------------------------ %%%%%%%%% Table with the correspondence Energy--> PPbar control bundles %%%%% ---------------------------------- Energy | Bundles# | ---------------------------------- | | Eta_c | B2XB17 | | | ---------------------------------- | | J/Psi | B2XB17 | | | ----------------------------------- | | Chi_0 | B3XB17 | | | ---------------------------------- | | Chi_1 | B3XB17 | | | ---------------------------------- | | 1P1 | B3XB19 | | | ---------------------------------- | | Chi_2 | B3XB19 | | | ---------------------------------- | | Eta'_c | B3XB19 | | | ---------------------------------- | | Psi' | B3XB19 | | | ---------------------------------- %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% For questions or comments please contact : Wander Baldini : - wander@fnal.gov - baldini@axpfe.fe.infn.it