Elementary cross section 201579 Toshiyuki Gogami Cross section at forward angle Cross section at forward angle Maximum yield at 18 GeVc Total cross section as a function of Data were taken from ID: 534706
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Slide1
E05 MEMOElementary cross section
2015/7/9
Toshiyuki Gogami Slide2
Cross section at forward angleSlide3
Cross section at forward angle
Maximum yield at ~ 1.8 GeV/c ? Slide4
Total cross section as a function of
Data were taken from
V.Flaminio
et al.
, CERN-HERA 83-02 (1983) Slide5
Total cross section as a function of
V.Flaminio
et al.
,
CERN-HERA 83-02 (1983)
G.
Burgun
et al., NPB8, 447 (1968)
P.M. Dauber et al., PR179, 1262 (1969)
p
K
=1.38 GeV/
c
p
K
=1.61 GeV/
c
p
K
=1.70 GeV/
c
p
K
=1.77 GeV/
c
pK=2.10 GeV/c
p
K
=2.47 GeV/
cSlide6
Total cross section as a function of
V.Flaminio
et al.
,
CERN-HERA 83-02 (1983)
G.
Burgun
et al., NPB8, 447 (1968)
P.M. Dauber et al., PR179, 1262 (1969)
p
K
=1.38 GeV/
c
p
K
=1.61 GeV/
c
p
K
=1.70 GeV/
c
p
K
=1.77 GeV/
c
pK=2.10 GeV/c
p
K
=2.47 GeV/
cSlide7
One of predictions
R.Shyam
, NPA914, 79-84 (2013)Slide8
The differential cross sections
G.
Burgun
et al., NPB8, 447 (1968)
P.M. Dauber et al., PR179, 1262 (1969)Slide9
Data with higher statistic
A few 10% error
< a few % error
Better constraint
at forward angle
G.
Burgun
et al., NPB8, 447 (1968)
P.M. Dauber et al., PR179, 1262 (1969)Slide10
Data with higher statistic
A few 10% error
< a few % error
Better constraint
at forward angle
G.
Burgun
et al., NPB8, 447 (1968)
P.M. Dauber et al., PR179, 1262 (1969)Slide11
Summary
素過程測定
前方の断面積の入射ビーム依存性の確認
S-2S
実験のコンディションの最適化
cos(
theta_CM
)>0.6
領域での生成
微分断面積の高統計測定
(数10% 数%
の統計誤差に)理論モデルの制限
生成過程の理解
Ξ
原子核の計算のインプット
より現実的な予想Slide12
BackupSlide13
Total c.s. vs. differential c.s
.Slide14
The differential cross sectionSlide15
D.A. Sharov et al., Eur. Phys. J. A 47: 109 (2011
)Slide16
B.C. Jackson et al., PRC 91, 065208 (2015)