Measurement E9M76
| Experiment: | E-89-037 Electroproduction of the P33(1232) Resonance | |
|---|---|---|
| Year: | 2002 | |
| Spokespersons: | V. Burkert, R. Minehart | |
| Reaction: | ep → π0p | |
| Polarization: | none | |
| Quantity: | dσ/dΩ | |
| Q2: | 1.6 — 2.0 GeV2 | |
| W: | 1.42 GeV | |
| ε: | 0.445 | |
| Publication: |
K. Joo, L. C. Smith, V. D. Burkert, R. Minehart, I. G. Aznauryan, L. Elouadrhiri, S. Stepanyan, and CLAS Collaboration Q2 Dependence of Quadrupole Strength in the γ*p --> Δ+(1232) --> pπ0 Transition //
Phys. Rev. Let. 88, 122001 (2002)
|
|
| cos(θπ) | φπ, [deg] | dσ/dΩ, [μb/sr] | uncertainty | syst. uncert. |
|---|---|---|---|---|
| -0.9 | 105.0 | 0.441 | 0.445 | None |
| -0.9 | 315.0 | 0.627 | 0.777 | None |
| -0.7 | 15.0 | 0.571 | 0.814 | None |
| -0.7 | 75.0 | 0.296 | 0.344 | None |
| -0.7 | 105.0 | 2.65 | 2.31 | None |
| -0.7 | 165.0 | 0.778 | 1.11 | None |
| -0.7 | 195.0 | 0.387 | 0.438 | None |
| -0.7 | 255.0 | 0.61 | 0.503 | None |
| -0.5 | 45.0 | 0.153 | 0.162 | None |
| -0.5 | 75.0 | 0.392 | 0.453 | None |
| -0.5 | 195.0 | 0.358 | 0.402 | None |
| -0.5 | 225.0 | 3.05 | 3.09 | None |
| -0.5 | 315.0 | 0.55 | 0.677 | None |
| -0.3 | 75.0 | 2.81 | 2.01 | None |
| -0.3 | 255.0 | 5.41 | 6.65 | None |
| -0.1 | 15.0 | 0.895 | 1.1 | None |
| -0.1 | 75.0 | 0.695 | 0.56 | None |
| -0.1 | 135.0 | 1.73 | 1.76 | None |
| -0.1 | 225.0 | 0.645 | 0.793 | None |
| -0.1 | 315.0 | 0.525 | 0.589 | None |
| -0.1 | 345.0 | 2.01 | 2.86 | None |
| 0.1 | 45.0 | 1.83 | 1.31 | None |
| 0.1 | 75.0 | 0.794 | 0.921 | None |
| 0.1 | 105.0 | 1.63 | 1.06 | None |
| 0.1 | 135.0 | 0.406 | 0.324 | None |
| 0.1 | 255.0 | 0.42 | 0.34 | None |
| 0.1 | 285.0 | 0.324 | 0.253 | None |
| 0.1 | 315.0 | 1.58 | 1.22 | None |
| 0.1 | 345.0 | 0.231 | 0.26 | None |
| 0.3 | 45.0 | 0.88 | 0.767 | None |
| 0.3 | 75.0 | 1.48 | 1.29 | None |
| 0.3 | 135.0 | 0.836 | 0.619 | None |
| 0.3 | 255.0 | 1.85 | 2.28 | None |
| 0.3 | 285.0 | 0.0969 | 0.104 | None |
| 0.3 | 315.0 | 0.308 | 0.346 | None |
| 0.3 | 345.0 | 0.25 | 0.263 | None |
| 0.5 | 75.0 | 0.916 | 0.707 | None |
| 0.5 | 105.0 | 0.804 | 0.809 | None |
| 0.5 | 255.0 | 0.752 | 1.07 | None |
| 0.5 | 285.0 | 0.358 | 0.415 | None |
| 0.5 | 315.0 | 0.375 | 0.307 | None |
| 0.7 | 15.0 | 0.178 | 0.22 | None |
| 0.7 | 135.0 | 0.21 | 0.263 | None |
| 0.7 | 225.0 | 0.215 | 0.253 | None |
| 0.7 | 255.0 | 0.329 | 0.471 | None |
| 0.7 | 315.0 | 0.216 | 0.253 | None |
| 0.7 | 345.0 | 0.309 | 0.382 | None |
| 0.9 | 195.0 | 0.792 | 1.16 | None |
| 0.9 | 225.0 | 0.387 | 0.558 | None |
Experiment comment: