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    User name J. Niedziela

    Log entry time 08:05:26 on July28,2003

    Entry number 107653

    keyword=Summary - Owl Shift Target movements

    Owl Shift Target Summary

    July 28, 2003

    Shift Start:



    00:40 - Begin process to change target holding field.
    00:41 - Laser 1 off
    00:42 - Laser 2 off
    00:43 - Laser 3 off
    00:43 - Begin rotation to 0 degrees from 270 degrees
    00:46 - Rotation complete. Holding field at 0 degrees
    00:47 - Laser 4 on.
    00:48 - Laser 6 on.
    00:49 - Laser 7 on.

    Target Movement
    00:44 - Begin moving target to Reference Cell(empty)
    00:46 - Movement complete.

    2:56 - Filled Reference cell with N2 (140 psig).

    3:14 - Vented reference cell.

    Target Movement
    3:15 - Begin moving target to 3He position
    3:19 - Movement complete.

    3:55 - Begin process to change target holding field.
    3:55 - Laser 4 off
    3:56 - Laser 6 off
    3:57 - Laser 7 off
    3:57 - Begin rotation to 270 degrees from 0 degrees
    4:01 - Rotation complete. Holding field at 270 degrees
    4:01 - Laser 1 on.
    4:02 - Laser 2 on.
    4:03 - Laser 3 on.

    4:03-4:08: Waiting for target temperature to stabilize.

    4:33 - Begin process to change target holding field.
    4:33 - Laser 1 off
    4:34 - Laser 2 off
    4:35 - Laser 3 off
    4:35 - Begin rotation to 0 degrees from 270 degrees
    4:38 - Rotation complete. Holding field at 0 degrees
    4:38 - Laser 4 on.
    4:39 - Laser 6 on.
    4:40 - Laser 7 on.

    4:40-4:50: Waiting for target temperature to stabilize.

    Target Movement
    4:35 - Moved target to Pick Up Coils position for NMR/EPR

    NMR/EPR Measurements
    4:50 - Begin NMR

    4:55 - NMR Analysis: 40.2%
    4:58 - Begin EPR
    5:06 - EPR Analysis: 39.53%

    Target Movement
    5:07 - Begin moving target to Reference Cell (empty)
    5:11 - Movement complete.

    5:30 - Filled Reference cell with N2 (140 psig). Pressure fluctuated to 144 psig when beam was on.

    5:50 - Vented reference cell.

    Target Movement
    5:50 - Begin moving target to 3He
    5:55 - Movement complete.

    3:55 - Begin process to change target holding field.
    6:26 - Laser 4 off
    6:27 - Laser 6 off
    6:28 - Laser 7 off
    6:28 - Begin rotation to 270 degrees from 0 degrees
    6:32 - Rotation complete. Holding field at 270 degrees
    6:32 - Laser 1 on.
    6:33 - Laser 2 on.
    6:34 - Laser 3 on.

    4:33 - Begin process to change target holding field.
    7:04 - Laser 1 off
    7:05 - Laser 2 off
    7:06 - Laser 3 off
    7:06 - Begin rotation to 0 degrees from 270 degrees
    7:09 - Rotation complete. Holding field at 0 degrees
    7:09 - Laser 4 on.
    7:10 - Laser 6 on.
    7:11 - Laser 7 on.

    Target Movement
    7:11 - Begin moving target to Reference Cell (empty)
    7:14 - Movement complete.

    7:42 - Filled Reference cell with N2 (140 psig). Pressure fluctuated between 138 psig (beam off) to 143 psig (beam off)
    .

    7:57 - Vented Reference cell.

    Target Movement
    7:58 - Begin moving target to Pol. 3He
    8:03 - Movement complete.


    Shift Start: