Measurement E9M245
| 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: | 0.8 — 1.0 GeV2 | |
| W: | 1.52 GeV | |
| ε: | 0.69 | |
| 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 |
|---|---|---|---|
| -0.9 | 15.0 | 0.536 | 0.168 |
| -0.9 | 45.0 | 0.499 | 0.148 |
| -0.9 | 75.0 | 0.244 | 0.0959 |
| -0.9 | 105.0 | 0.811 | 0.293 |
| -0.9 | 135.0 | 0.598 | 0.247 |
| -0.9 | 165.0 | 1.07 | 0.315 |
| -0.9 | 195.0 | 0.975 | 0.316 |
| -0.9 | 225.0 | 1.11 | 0.472 |
| -0.9 | 255.0 | 0.282 | 0.116 |
| -0.9 | 285.0 | 0.55 | 0.191 |
| -0.9 | 315.0 | 0.512 | 0.17 |
| -0.9 | 345.0 | 0.384 | 0.138 |
| -0.7 | 15.0 | 0.958 | 0.237 |
| -0.7 | 45.0 | 0.57 | 0.169 |
| -0.7 | 75.0 | 1.69 | 0.591 |
| -0.7 | 105.0 | 0.661 | 0.326 |
| -0.7 | 135.0 | 3.5 | 1.67 |
| -0.7 | 165.0 | 1.63 | 0.584 |
| -0.7 | 195.0 | 1.8 | 0.719 |
| -0.7 | 225.0 | 0.761 | 0.611 |
| -0.7 | 255.0 | 1.84 | 0.793 |
| -0.7 | 285.0 | 0.641 | 0.265 |
| -0.7 | 315.0 | 0.561 | 0.176 |
| -0.7 | 345.0 | 0.76 | 0.198 |
| -0.5 | 15.0 | 1.29 | 0.286 |
| -0.5 | 45.0 | 1.18 | 0.286 |
| -0.5 | 75.0 | 1.83 | 0.543 |
| -0.5 | 105.0 | 2.36 | 0.585 |
| -0.5 | 135.0 | 2.4 | 0.806 |
| -0.5 | 195.0 | 1.84 | 0.998 |
| -0.5 | 225.0 | 1.46 | 0.468 |
| -0.5 | 255.0 | 1.52 | 0.368 |
| -0.5 | 285.0 | 1.91 | 0.482 |
| -0.5 | 315.0 | 1.39 | 0.342 |
| -0.5 | 345.0 | 1.09 | 0.241 |
| -0.3 | 15.0 | 1.5 | 0.422 |
| -0.3 | 45.0 | 1.79 | 0.433 |
| -0.3 | 75.0 | 1.87 | 0.439 |
| -0.3 | 105.0 | 2.08 | 0.341 |
| -0.3 | 135.0 | 3.45 | 0.62 |
| -0.3 | 165.0 | 3.59 | 2.05 |
| -0.3 | 195.0 | 1.67 | 1.13 |
| -0.3 | 225.0 | 3.69 | 0.707 |
| -0.3 | 255.0 | 1.96 | 0.351 |
| -0.3 | 285.0 | 2.06 | 0.485 |
| -0.3 | 315.0 | 2.31 | 0.541 |
| -0.3 | 345.0 | 1.08 | 0.294 |
| -0.1 | 15.0 | 1.32 | 0.428 |
| -0.1 | 45.0 | 1.49 | 0.386 |
| -0.1 | 75.0 | 2.08 | 0.432 |
| -0.1 | 105.0 | 2.8 | 0.414 |
| -0.1 | 135.0 | 2.2 | 0.364 |
| -0.1 | 165.0 | 2.2 | 0.994 |
| -0.1 | 195.0 | 1.3 | 0.73 |
| -0.1 | 225.0 | 2.74 | 0.441 |
| -0.1 | 255.0 | 3.0 | 0.43 |
| -0.1 | 285.0 | 2.66 | 0.556 |
| -0.1 | 315.0 | 1.48 | 0.41 |
| -0.1 | 345.0 | 1.05 | 0.47 |
| 0.1 | 15.0 | 1.36 | 0.446 |
| 0.1 | 45.0 | 1.96 | 0.517 |
| 0.1 | 75.0 | 1.88 | 0.357 |
| 0.1 | 105.0 | 2.43 | 0.348 |
| 0.1 | 135.0 | 2.85 | 0.524 |
| 0.1 | 165.0 | 3.51 | 3.21 |
| 0.1 | 195.0 | 4.22 | 3.86 |
| 0.1 | 225.0 | 2.12 | 0.362 |
| 0.1 | 255.0 | 2.48 | 0.369 |
| 0.1 | 285.0 | 2.2 | 0.43 |
| 0.1 | 315.0 | 1.73 | 0.441 |
| 0.1 | 345.0 | 1.37 | 0.437 |
| 0.3 | 15.0 | 0.519 | 0.317 |
| 0.3 | 45.0 | 1.12 | 0.325 |
| 0.3 | 75.0 | 2.52 | 0.418 |
| 0.3 | 105.0 | 2.28 | 0.356 |
| 0.3 | 135.0 | 2.96 | 0.622 |
| 0.3 | 225.0 | 2.41 | 0.485 |
| 0.3 | 255.0 | 3.01 | 0.41 |
| 0.3 | 285.0 | 2.07 | 0.362 |
| 0.3 | 315.0 | 0.941 | 0.262 |
| 0.3 | 345.0 | 1.44 | 0.428 |
| 0.5 | 15.0 | 1.61 | 0.673 |
| 0.5 | 45.0 | 2.22 | 0.549 |
| 0.5 | 75.0 | 2.31 | 0.441 |
| 0.5 | 105.0 | 2.71 | 0.429 |
| 0.5 | 135.0 | 0.938 | 0.308 |
| 0.5 | 165.0 | 2.78 | 3.41 |
| 0.5 | 225.0 | 1.78 | 0.451 |
| 0.5 | 255.0 | 2.16 | 0.347 |
| 0.5 | 285.0 | 1.87 | 0.374 |
| 0.5 | 315.0 | 1.81 | 0.415 |
| 0.5 | 345.0 | 0.892 | 0.312 |
| 0.7 | 15.0 | 1.25 | 0.423 |
| 0.7 | 45.0 | 1.03 | 0.352 |
| 0.7 | 75.0 | 1.07 | 0.228 |
| 0.7 | 105.0 | 1.78 | 0.376 |
| 0.7 | 135.0 | 1.42 | 0.448 |
| 0.7 | 165.0 | 0.817 | 0.915 |
| 0.7 | 225.0 | 3.45 | 1.15 |
| 0.7 | 255.0 | 1.03 | 0.211 |
| 0.7 | 285.0 | 2.12 | 0.437 |
| 0.7 | 315.0 | 2.11 | 0.567 |
| 0.7 | 345.0 | 1.28 | 0.442 |
| 0.9 | 15.0 | 0.668 | 0.244 |
| 0.9 | 45.0 | 1.42 | 0.591 |
| 0.9 | 75.0 | 0.542 | 0.172 |
| 0.9 | 105.0 | 0.535 | 0.195 |
| 0.9 | 135.0 | 1.27 | 0.503 |
| 0.9 | 225.0 | 0.29 | 0.155 |
| 0.9 | 255.0 | 0.746 | 0.226 |
| 0.9 | 285.0 | 0.723 | 0.248 |
| 0.9 | 315.0 | 0.731 | 0.334 |
| 0.9 | 345.0 | 0.898 | 0.419 |
Experiment comment: