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User name Xiaofeng, Pibero
Log entry time 13:42:43 on August19,2001
Entry number 71326
keyword=Target NMR : 41.6% EPR: 41.8%
13:03 Stop data taking, latest run #2931/21931, turn off transverse lasers, move target to pick-up coil position, rotate field from 90 to 0;
13:10 Field rotation complete, turn on longitudinal lasers #5, #6, #7
13:17 NMR with 3 lasers on, P = 41.6%
13:21 EPR with 3 lasers, Vmod=0.85Vpp, waiting time 16 sec, P=41.8%,
13:28 Turn off longitudinal lasers, rotate field from 0 to 270, move target to Shapiro position, field rotation complete, turn on transverse lasers #1, #2, #4;
13:36 Start data taking
EPR first order fit:
freq1: -44.96 kHz +/- 1.86 kHz | Polarisation: 42.05 % +/- 1.74 %
freq2: 44.57 kHz +/- 1.86 kHz | Polarisation: 41.68 % +/- 1.74 %