Measurement E9M282
| 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: | 1.0 — 1.3 GeV2 | |
| W: | 1.66 GeV | |
| ε: | 0.483 | |
| 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 | 0.94 | 0.315 |
| -0.9 | 45.0 | 1.12 | 0.356 |
| -0.9 | 75.0 | 0.568 | 0.249 |
| -0.9 | 105.0 | 0.175 | 0.135 |
| -0.9 | 135.0 | 0.68 | 0.46 |
| -0.9 | 165.0 | 0.0589 | 0.0617 |
| -0.9 | 195.0 | 0.499 | 0.347 |
| -0.9 | 225.0 | 0.503 | 0.262 |
| -0.9 | 255.0 | 1.24 | 0.711 |
| -0.9 | 285.0 | 0.459 | 0.204 |
| -0.9 | 315.0 | 1.3 | 0.399 |
| -0.9 | 345.0 | 0.743 | 0.256 |
| -0.7 | 15.0 | 0.348 | 0.112 |
| -0.7 | 45.0 | 0.541 | 0.209 |
| -0.7 | 75.0 | 0.58 | 0.226 |
| -0.7 | 105.0 | 0.383 | 0.161 |
| -0.7 | 135.0 | 3.45 | 3.88 |
| -0.7 | 225.0 | 1.02 | 0.837 |
| -0.7 | 255.0 | 0.209 | 0.123 |
| -0.7 | 285.0 | 0.416 | 0.147 |
| -0.7 | 315.0 | 0.367 | 0.146 |
| -0.7 | 345.0 | 0.467 | 0.144 |
| -0.5 | 15.0 | 0.157 | 0.085 |
| -0.5 | 45.0 | 0.369 | 0.132 |
| -0.5 | 75.0 | 0.644 | 0.219 |
| -0.5 | 105.0 | 0.328 | 0.124 |
| -0.5 | 135.0 | 0.391 | 0.178 |
| -0.5 | 225.0 | 0.77 | 0.301 |
| -0.5 | 255.0 | 0.487 | 0.167 |
| -0.5 | 285.0 | 0.402 | 0.157 |
| -0.5 | 315.0 | 0.482 | 0.176 |
| -0.5 | 345.0 | 0.605 | 0.217 |
| -0.3 | 15.0 | 0.126 | 0.132 |
| -0.3 | 45.0 | 0.0434 | 0.0441 |
| -0.3 | 75.0 | 0.873 | 0.241 |
| -0.3 | 105.0 | 0.666 | 0.166 |
| -0.3 | 135.0 | 0.504 | 0.221 |
| -0.3 | 225.0 | 1.05 | 0.464 |
| -0.3 | 255.0 | 0.581 | 0.147 |
| -0.3 | 285.0 | 0.548 | 0.186 |
| -0.3 | 315.0 | 0.247 | 0.102 |
| -0.3 | 345.0 | 1.03 | 0.536 |
| -0.1 | 15.0 | 0.207 | 0.153 |
| -0.1 | 45.0 | 0.244 | 0.106 |
| -0.1 | 75.0 | 0.705 | 0.173 |
| -0.1 | 105.0 | 1.62 | 0.339 |
| -0.1 | 135.0 | 0.866 | 0.353 |
| -0.1 | 165.0 | 8.79 | 10.2 |
| -0.1 | 225.0 | 0.926 | 0.413 |
| -0.1 | 255.0 | 0.364 | 0.0889 |
| -0.1 | 285.0 | 1.06 | 0.259 |
| -0.1 | 315.0 | 0.565 | 0.199 |
| -0.1 | 345.0 | 1.07 | 0.522 |
| 0.1 | 15.0 | 0.785 | 0.372 |
| 0.1 | 45.0 | 1.15 | 0.371 |
| 0.1 | 75.0 | 0.904 | 0.187 |
| 0.1 | 105.0 | 1.13 | 0.233 |
| 0.1 | 135.0 | 0.81 | 0.308 |
| 0.1 | 165.0 | 0.811 | 0.434 |
| 0.1 | 195.0 | 2.75 | 1.54 |
| 0.1 | 225.0 | 2.3 | 0.714 |
| 0.1 | 255.0 | 0.967 | 0.202 |
| 0.1 | 285.0 | 1.03 | 0.215 |
| 0.1 | 315.0 | 0.592 | 0.201 |
| 0.1 | 345.0 | 0.936 | 0.381 |
| 0.3 | 15.0 | 0.775 | 0.394 |
| 0.3 | 45.0 | 0.926 | 0.288 |
| 0.3 | 75.0 | 0.763 | 0.168 |
| 0.3 | 105.0 | 0.542 | 0.128 |
| 0.3 | 135.0 | 1.47 | 0.427 |
| 0.3 | 165.0 | 0.526 | 0.247 |
| 0.3 | 195.0 | 0.373 | 0.203 |
| 0.3 | 225.0 | 2.43 | 0.65 |
| 0.3 | 255.0 | 1.79 | 0.404 |
| 0.3 | 285.0 | 1.05 | 0.207 |
| 0.3 | 315.0 | 0.291 | 0.111 |
| 0.3 | 345.0 | 0.509 | 0.234 |
| 0.5 | 15.0 | 0.383 | 0.213 |
| 0.5 | 45.0 | 0.257 | 0.093 |
| 0.5 | 75.0 | 0.71 | 0.16 |
| 0.5 | 105.0 | 0.583 | 0.135 |
| 0.5 | 135.0 | 1.65 | 0.428 |
| 0.5 | 165.0 | 0.936 | 0.338 |
| 0.5 | 195.0 | 0.981 | 0.361 |
| 0.5 | 225.0 | 1.56 | 0.402 |
| 0.5 | 255.0 | 1.28 | 0.247 |
| 0.5 | 285.0 | 0.707 | 0.162 |
| 0.5 | 315.0 | 0.497 | 0.194 |
| 0.5 | 345.0 | 0.512 | 0.24 |
| 0.7 | 15.0 | 1.18 | 0.415 |
| 0.7 | 45.0 | 0.652 | 0.229 |
| 0.7 | 75.0 | 1.08 | 0.231 |
| 0.7 | 105.0 | 0.754 | 0.19 |
| 0.7 | 135.0 | 1.37 | 0.429 |
| 0.7 | 165.0 | 0.744 | 0.317 |
| 0.7 | 195.0 | 1.06 | 0.506 |
| 0.7 | 225.0 | 1.98 | 0.509 |
| 0.7 | 255.0 | 0.904 | 0.225 |
| 0.7 | 285.0 | 0.825 | 0.195 |
| 0.7 | 315.0 | 0.848 | 0.208 |
| 0.7 | 345.0 | 0.901 | 0.313 |
| 0.9 | 15.0 | 0.893 | 0.388 |
| 0.9 | 45.0 | 1.04 | 0.329 |
| 0.9 | 75.0 | 0.515 | 0.161 |
| 0.9 | 105.0 | 1.19 | 0.318 |
| 0.9 | 135.0 | 0.804 | 0.338 |
| 0.9 | 165.0 | 0.455 | 0.305 |
| 0.9 | 195.0 | 0.681 | 0.382 |
| 0.9 | 225.0 | 0.709 | 0.295 |
| 0.9 | 255.0 | 0.611 | 0.171 |
| 0.9 | 285.0 | 0.562 | 0.145 |
| 0.9 | 315.0 | 0.776 | 0.319 |
| 0.9 | 345.0 | 6.23 | 3.96 |
Experiment comment: