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    User name Yi Zhang

    Log entry time 07:48:55 on November 5,2008

    Entry number 246837

    keyword=Reference cell Raster size test

    Reference cell Raster size test

    2 uA beam. 4x4 in MCC unit is 3*3 mm on spot++
    There are H2 (110psi) in reference cell. RC(Brad) asked for 135psi,But we can only get as high as 110psi. Xin said it's OK for BB optics run. So we took data at 110 psi
    raster size(MCC unit) rates on T1(Hz)
    3.5*3.5 3340 cannot go smaller!
    4 * 4 3*3mm 3302
    5.5*5.5 3403
    6.7*6.7 3555
    7 * 7 3530