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 : | 4.2 — 5 GeV2 | |
|---|---|---|
| W : | 1.7 — 1.725 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 | 0.2459 | 0.0322 | 0.0424 | 0.0598 |
| 54 | 0.2555 | 0.0226 | 0.0442 | 0.0628 |
| 90 | 0.3431 | 0.0337 | 0.0546 | 0.0641 |
| 126 | 0.3534 | 0.0322 | 0.057 | 0.0655 |
| 162 | 0.401 | 0.0371 | 0.0596 | 0.0702 |
| 198 | 0.3914 | 0.0306 | 0.0583 | 0.0658 |
| 234 | 0.3595 | 0.0296 | 0.0568 | 0.0641 |
| 270 | 0.3809 | 0.044 | 0.0579 | 0.0728 |
| 306 | 0.271 | 0.0262 | 0.0456 | 0.0649 |
| 342 | 0.2627 | 0.0253 | 0.0437 | 0.0615 |