Parameter (X axis): ψ(π+), deg
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Experiment: E1-6, 2025, 2001
Spokespersons: R.W. Gothe, A. Trivedi
Experiment comment: Experiment year: 2001—2002
Measurement comment: The angle ψ is the angle between the plane defined by the three-momenta of the hadron (in parentheses) and the target proton, and the plane defined by the three-momenta of the other two final-state hadrons
No publications available for this experiment
Quantity measured: dσ/dψ(π+), mcb/rad
Differential cross section, where ψ(π+) is out-of-plane angle of p and π− in CMS.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: π+π−p, polarization: none
| Q2 : | 3.5 — 4.2 GeV2 | |
|---|---|---|
| W : | 2.05 — 2.075 GeV | |
| Ebeam : | 5.754 GeV |
|
Observable quantity measured (Y axis): dσ/dψ(π+), mcb/rad
Parameter (X axis): ψ(π+), deg |
Click here to get data in text file, delimited with tabs.
Measured data:
|
ψ(π+),
deg |
dσ/dψ(π+),
mcb/rad |
Stat. error,
mcb/rad |
Syst. error,
mcb/rad |
Total error,
mcb/rad |
|---|---|---|---|---|
| 18 | 0.1966 | 0.0161 | 0.0487 | 0.0512 |
| 54 | 0.216 | 0.0173 | 0.0516 | 0.0545 |
| 90 | 0.3031 | 0.032 | 0.0636 | 0.0712 |
| 126 | 0.3201 | 0.0191 | 0.0642 | 0.067 |
| 162 | 0.4062 | 0.0218 | 0.0721 | 0.0754 |
| 198 | 0.4192 | 0.0248 | 0.0741 | 0.0781 |
| 234 | 0.3302 | 0.0227 | 0.0657 | 0.0695 |
| 270 | 0.2729 | 0.0274 | 0.0608 | 0.0667 |
| 306 | 0.2152 | 0.0175 | 0.0511 | 0.0541 |
| 342 | 0.1886 | 0.0138 | 0.048 | 0.0499 |