CS Distortion

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					CS Distortion
     Kazuyama
      Yoshioka
Scanning Samples

Realistic CS film x 10
  2nd refresh from ’06 July
     (include Aug. run TTCS)
  Some are installed to wall


Exposed 10 GeV π
  Exposed & Developed in CERN in ’06 Sep.
Scanning Condition
Scanning Machine
  UTS stage1 and stage2
    Angle acceptance : ±400mrad
    PH cut : 7


Scan room condition
  Temp. 25℃ Humi. 40~45%


Emulsion thickness
   43.5~47.5μm (by manual)
 Scanning Area

 y
                         <Scan Area>
                         12mm x 9mm

                              = 108   mm2
        9mm

              12mm
                         <Scan Area center>
                         (x,y) = (60mm,50mm)


(0,0)                x
Base Track parameter

Angle Acceptance
  Angle Difference< 100mrad
     |(micro track angle) – (base track angle)|<100mrad


PH cut
  PH Sum. > 20
    Sum. of 2 surface of 1 film.
 CSID      GS Refresh ID   TONO Refresh ID     GD         FD


TTCS CS1      060718-                        33.0±1.0


TTCS CS2      060718-                        33.0±1.0


 P6 CS1     060810-01D03     170720-09A03    32.1±1.3   4.9±0.2


 P6 CS2     060810-01D04     170713-11B08    32.1±1.3   4.9±0.2


 P8 CS1     060810-01D07     170712-01D01    32.1±1.3   4.9±0.2


 P8 CS2     060810-01D08     170720-09A06    32.1±1.3   4.9±0.2


P18 CS1     060818-01D07     170712-01D01    32.1±1.3   4.9±0.2


P18 CS2     060818-01D08     170720-09A06    32.1±1.3   4.9±0.2


P22 CS1     060824-01D08     170713-11C10    34.1±1.2   5.2±0.2


P22 CS2     060824-01D07     170713-11C09    34.1±1.2   5.2±0.2
“TTCS CS1 / 1st surface”
“TTCS CS1 / 2nd surface”
“TTCS CS2 / 1st surface”
“TTCS CS2 / 2nd surface”
“P6 CS1 / 1st surface”
“P6 CS1 / 2nd surface”
“P6 CS2 / 1st surface”
“P6 CS2 / 2nd surface”
“P8 CS1 / 1st surface”
“P8 CS1 / 2nd surface”
“P8 CS2 / 1st surface”
“P8 CS2 / 2nd surface”
“P18 CS1 / 1st surface”
“P18 CS1 / 2nd surface”
“P18 CS2 / 1st surface”
“P18 CS2 / 2nd surface”
“P22 CS1 / 1st surface”
“P22 CS1 / 2nd surface”
“P22 CS2 / 1st surface”
“P22 CS2 / 2nd surface”
                                   Global Distortion
           Distortion Size                                      Y
 CSID                              x
           [mrad]                                             [mrad]
                                    [mrad]



TTCS CS1          7.4        5.8           0           -1.0    -3.0     1.7


TTCS CS2          6.8        6.5          -2.4         -1.3    -4.1     2.9


 P6 CS1           8.3        6.5         -0.64         -2.9   -10.0     6.1


 P6 CS2            7         7.8          0.69         -3.0    -4.6     4.5


 P8 CS1           7.7        6.6          -2.2         -2.7    -4.7    -1.8


 P8 CS2           6.5        5.3          -3.9         -2.7    -5.0    -0.29


P18 CS1           8.8        8.3          1.2          -6.3    0.78    0.95


P16 CS1            9         7.7          -10          -3.1    -3.0     4


P22 CS1           6.3        6.1         -0.86         -3.0    -4.8    -0.92



P22 CS2           9.2        7.3          1.4          0.39   -12.8     3.9
Summary
 Global Distortion
  No Big Global Distortion
      Over 10mrad … 3film


 Local Distortion
  Some point have big distortion (50mrad~)
      1 is scar



 Future
  SUTS 大面積… + Other Sample…

				
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posted:7/19/2011
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