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Measurement E88M1

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Experiment: Measurement of 2- and 3- Nucleon Short Range Correlation Probabilities in Nuclei, 2002

Spokespersons: K. Sh.Egiyan

Experiment comment: Using the measured onsets of 2- and 3-nucleon SRC, combined with the well known wave functions of deuterium and 3He, the absolute probabilities of these correlations were extracted, too.

Publications:

Quantity measured: R(4He/3He), dimensionless
The ratio for measured 4-He cross-section over similar cross-section of 3-He.
Beam: e, polarization: none
Target: He4 (Z=2, A=4), polarization: none
Final state: inclusive, polarization: none

Q2 : 1.4 — 2.6 GeV2
xb : 0.85 — 3

Observable quantity measured (Y axis): R(4He/3He), dimensionless
Plot measurement data

Parameter (X axis): x, dimensionless

Click here to get data in text file, delimited with tabs.

Measured data:

x,
dimensionless
R(4He/3He),
dimensionless
Data errors,
dimensionless
0.85 1.104801 0.0029984
0.95 0.946924 0.0028889
1.05 0.947876 0.0034726
1.15 1.17523 0.005814
1.25 1.472843 0.010304
1.35 1.668468 0.016736
1.45 1.813799 0.025173
1.55 1.934722 0.036032
1.65 1.876007 0.045843
1.75 2.020783 0.062212
1.85 1.890468 0.075285
1.95 1.92942 0.092894
2.05 1.947399 0.11078
2.15 2.098025 0.14932
2.25 2.306827 0.1985
2.4 2.319748 0.2
2.6 2.249277 0.29243
2.8 2.762146 0.48104
3 1.256014 0.46544