HES HKS meeting

HES HKS meeting
6/15/2010
T.Gogami
Contents

Event disp.


chamber xx’
counters
Cut conditions
NPEAER1+2+3 < 5
Accidental
Accidental
NPEWC1+2 > 1
-0.1 < β – βK+< 0.1
abs(htimetar - etimetar) < 1
HKS
HKS
HKS
(x’FP
< 0.0022*xHKS
+0.14)
&&
(x’
>
0.002
*x
FP
FP
FP-0.14)
eco1 > 0 && eco2 > 0
Event disp. for chambers (x , x’)
52Cr target
Event disp. for counters
52Cr target
WC2
has no hit
Summary and to do

Summary

Event disp.


xx’  almost fine . sometime bad coordinate
a few cut conditions need to be added to select K+




おもしろ
かったねー
hwatnum>0 , haernum>0 , hsnco>0 …
田中万博「加速器科学特論」6/9 – 6/11
早野龍五物理科学の最前線・「反物質」6/11
to do

Event disp. for chambers


uu’ vv’
top and side view
tracks
hit coordinate of chambers chi square
[ low rate (CH2) high rate (52Cr , H2O) ]

2年生研究室見学会 6/17(木) 15:30 ~
analysis
efficiency
END
@やまや
240 [ yen/bottle ]

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