Measurement E9M247
| 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: | 1.56 GeV | |
| ε: | 0.662 | |
| 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 | 0.419 | 0.131 |
| -0.9 | 45.0 | 0.217 | 0.0879 |
| -0.9 | 75.0 | 0.629 | 0.237 |
| -0.9 | 105.0 | 0.42 | 0.188 |
| -0.9 | 135.0 | 0.634 | 0.29 |
| -0.9 | 165.0 | 0.563 | 0.237 |
| -0.9 | 195.0 | 0.761 | 0.302 |
| -0.9 | 225.0 | 0.593 | 0.26 |
| -0.9 | 255.0 | 0.747 | 0.286 |
| -0.9 | 285.0 | 0.578 | 0.202 |
| -0.9 | 315.0 | 0.717 | 0.23 |
| -0.9 | 345.0 | 0.507 | 0.166 |
| -0.7 | 15.0 | 0.53 | 0.151 |
| -0.7 | 45.0 | 1.04 | 0.288 |
| -0.7 | 75.0 | 0.441 | 0.194 |
| -0.7 | 105.0 | 0.484 | 0.276 |
| -0.7 | 135.0 | 1.89 | 1.55 |
| -0.7 | 165.0 | 0.5 | 0.286 |
| -0.7 | 195.0 | 0.996 | 0.592 |
| -0.7 | 225.0 | 0.382 | 0.413 |
| -0.7 | 255.0 | 0.7 | 0.322 |
| -0.7 | 285.0 | 0.852 | 0.34 |
| -0.7 | 315.0 | 0.48 | 0.163 |
| -0.7 | 345.0 | 0.506 | 0.135 |
| -0.5 | 15.0 | 1.23 | 0.276 |
| -0.5 | 45.0 | 0.51 | 0.144 |
| -0.5 | 75.0 | 0.508 | 0.208 |
| -0.5 | 105.0 | 0.747 | 0.247 |
| -0.5 | 135.0 | 0.886 | 0.29 |
| -0.5 | 225.0 | 0.555 | 0.221 |
| -0.5 | 255.0 | 1.16 | 0.347 |
| -0.5 | 285.0 | 0.596 | 0.2 |
| -0.5 | 315.0 | 0.664 | 0.185 |
| -0.5 | 345.0 | 0.918 | 0.206 |
| -0.3 | 15.0 | 0.568 | 0.184 |
| -0.3 | 45.0 | 1.08 | 0.287 |
| -0.3 | 75.0 | 1.58 | 0.357 |
| -0.3 | 105.0 | 1.53 | 0.313 |
| -0.3 | 135.0 | 1.49 | 0.351 |
| -0.3 | 165.0 | 5.03 | 3.26 |
| -0.3 | 195.0 | 0.16 | 0.167 |
| -0.3 | 225.0 | 1.28 | 0.299 |
| -0.3 | 255.0 | 1.53 | 0.328 |
| -0.3 | 285.0 | 1.17 | 0.305 |
| -0.3 | 315.0 | 0.349 | 0.119 |
| -0.3 | 345.0 | 0.584 | 0.205 |
| -0.1 | 15.0 | 0.795 | 0.326 |
| -0.1 | 45.0 | 1.19 | 0.374 |
| -0.1 | 75.0 | 1.19 | 0.263 |
| -0.1 | 105.0 | 1.63 | 0.291 |
| -0.1 | 135.0 | 2.6 | 0.576 |
| -0.1 | 165.0 | 1.17 | 1.35 |
| -0.1 | 225.0 | 2.37 | 0.492 |
| -0.1 | 255.0 | 2.46 | 0.454 |
| -0.1 | 285.0 | 0.957 | 0.207 |
| -0.1 | 315.0 | 1.43 | 0.418 |
| -0.1 | 345.0 | 1.01 | 0.398 |
| 0.1 | 15.0 | 0.475 | 0.301 |
| 0.1 | 45.0 | 1.43 | 0.413 |
| 0.1 | 75.0 | 1.87 | 0.364 |
| 0.1 | 105.0 | 1.33 | 0.226 |
| 0.1 | 135.0 | 3.32 | 0.77 |
| 0.1 | 225.0 | 1.12 | 0.321 |
| 0.1 | 255.0 | 1.55 | 0.274 |
| 0.1 | 285.0 | 1.68 | 0.368 |
| 0.1 | 315.0 | 1.02 | 0.288 |
| 0.1 | 345.0 | 0.525 | 0.255 |
| 0.3 | 15.0 | 0.903 | 0.33 |
| 0.3 | 45.0 | 0.664 | 0.189 |
| 0.3 | 75.0 | 1.55 | 0.311 |
| 0.3 | 105.0 | 1.54 | 0.285 |
| 0.3 | 135.0 | 0.978 | 0.335 |
| 0.3 | 165.0 | 0.893 | 0.608 |
| 0.3 | 195.0 | 1.97 | 1.97 |
| 0.3 | 225.0 | 3.73 | 1.38 |
| 0.3 | 255.0 | 1.72 | 0.306 |
| 0.3 | 285.0 | 0.984 | 0.201 |
| 0.3 | 315.0 | 1.37 | 0.342 |
| 0.3 | 345.0 | 0.564 | 0.225 |
| 0.5 | 15.0 | 0.53 | 0.217 |
| 0.5 | 45.0 | 0.776 | 0.231 |
| 0.5 | 75.0 | 0.636 | 0.155 |
| 0.5 | 105.0 | 1.24 | 0.249 |
| 0.5 | 135.0 | 0.564 | 0.278 |
| 0.5 | 165.0 | 1.04 | 0.535 |
| 0.5 | 195.0 | 0.559 | 0.375 |
| 0.5 | 225.0 | 0.367 | 0.198 |
| 0.5 | 255.0 | 0.983 | 0.19 |
| 0.5 | 285.0 | 1.09 | 0.238 |
| 0.5 | 315.0 | 0.94 | 0.29 |
| 0.5 | 345.0 | 0.642 | 0.251 |
| 0.7 | 15.0 | 1.53 | 0.614 |
| 0.7 | 45.0 | 0.403 | 0.175 |
| 0.7 | 75.0 | 1.16 | 0.279 |
| 0.7 | 105.0 | 0.9 | 0.232 |
| 0.7 | 135.0 | 1.19 | 0.594 |
| 0.7 | 165.0 | 1.54 | 0.774 |
| 0.7 | 195.0 | 1.17 | 0.515 |
| 0.7 | 225.0 | 1.42 | 0.598 |
| 0.7 | 255.0 | 0.768 | 0.202 |
| 0.7 | 285.0 | 0.84 | 0.204 |
| 0.7 | 315.0 | 0.578 | 0.198 |
| 0.7 | 345.0 | 0.832 | 0.365 |
| 0.9 | 15.0 | 0.188 | 0.114 |
| 0.9 | 45.0 | 0.331 | 0.139 |
| 0.9 | 75.0 | 0.539 | 0.177 |
| 0.9 | 105.0 | 0.575 | 0.197 |
| 0.9 | 135.0 | 0.456 | 0.261 |
| 0.9 | 225.0 | 0.42 | 0.223 |
| 0.9 | 255.0 | 0.311 | 0.123 |
| 0.9 | 285.0 | 0.624 | 0.202 |
| 0.9 | 315.0 | 0.51 | 0.303 |
| 0.9 | 345.0 | 0.217 | 0.125 |
Experiment comment: