Measurement E9M250
| 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: | 1.62 GeV | |
| ε: | 0.615 | |
| 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 | 0.263 | 0.0904 |
| -0.9 | 45.0 | 0.77 | 0.281 |
| -0.9 | 75.0 | 0.382 | 0.148 |
| -0.9 | 105.0 | 0.358 | 0.161 |
| -0.9 | 135.0 | 0.387 | 0.254 |
| -0.9 | 165.0 | 0.356 | 0.182 |
| -0.9 | 195.0 | 0.764 | 0.398 |
| -0.9 | 225.0 | 0.521 | 0.333 |
| -0.9 | 255.0 | 2.07 | 1.47 |
| -0.9 | 285.0 | 1.1 | 0.402 |
| -0.9 | 315.0 | 0.832 | 0.265 |
| -0.9 | 345.0 | 0.739 | 0.217 |
| -0.7 | 15.0 | 0.903 | 0.285 |
| -0.7 | 45.0 | 0.595 | 0.199 |
| -0.7 | 75.0 | 1.22 | 0.472 |
| -0.7 | 105.0 | 1.02 | 0.433 |
| -0.7 | 135.0 | 0.556 | 0.311 |
| -0.7 | 165.0 | 0.465 | 0.51 |
| -0.7 | 225.0 | 1.8 | 0.938 |
| -0.7 | 255.0 | 0.459 | 0.262 |
| -0.7 | 285.0 | 0.726 | 0.303 |
| -0.7 | 315.0 | 0.568 | 0.195 |
| -0.7 | 345.0 | 0.769 | 0.196 |
| -0.5 | 15.0 | 0.473 | 0.125 |
| -0.5 | 45.0 | 1.95 | 0.681 |
| -0.5 | 75.0 | 0.285 | 0.138 |
| -0.5 | 105.0 | 0.496 | 0.149 |
| -0.5 | 135.0 | 1.97 | 0.689 |
| -0.5 | 225.0 | 0.802 | 0.299 |
| -0.5 | 255.0 | 0.549 | 0.184 |
| -0.5 | 285.0 | 0.924 | 0.374 |
| -0.5 | 315.0 | 0.936 | 0.273 |
| -0.5 | 345.0 | 0.483 | 0.124 |
| -0.3 | 15.0 | 0.23 | 0.11 |
| -0.3 | 45.0 | 0.317 | 0.122 |
| -0.3 | 75.0 | 1.38 | 0.393 |
| -0.3 | 105.0 | 0.466 | 0.13 |
| -0.3 | 135.0 | 0.949 | 0.264 |
| -0.3 | 225.0 | 1.22 | 0.338 |
| -0.3 | 255.0 | 0.522 | 0.139 |
| -0.3 | 285.0 | 0.728 | 0.213 |
| -0.3 | 315.0 | 0.609 | 0.195 |
| -0.3 | 345.0 | 0.472 | 0.175 |
| -0.1 | 15.0 | 0.205 | 0.151 |
| -0.1 | 45.0 | 1.19 | 0.388 |
| -0.1 | 75.0 | 0.956 | 0.245 |
| -0.1 | 105.0 | 1.45 | 0.299 |
| -0.1 | 135.0 | 0.544 | 0.215 |
| -0.1 | 225.0 | 0.899 | 0.345 |
| -0.1 | 255.0 | 0.896 | 0.196 |
| -0.1 | 285.0 | 0.692 | 0.194 |
| -0.1 | 315.0 | 0.67 | 0.209 |
| -0.1 | 345.0 | 0.699 | 0.389 |
| 0.1 | 15.0 | 0.517 | 0.264 |
| 0.1 | 45.0 | 1.35 | 0.348 |
| 0.1 | 75.0 | 0.896 | 0.202 |
| 0.1 | 105.0 | 2.08 | 0.377 |
| 0.1 | 135.0 | 1.05 | 0.428 |
| 0.1 | 165.0 | 1.85 | 0.802 |
| 0.1 | 225.0 | 2.02 | 0.822 |
| 0.1 | 255.0 | 1.33 | 0.244 |
| 0.1 | 285.0 | 1.03 | 0.226 |
| 0.1 | 315.0 | 0.53 | 0.18 |
| 0.1 | 345.0 | 0.661 | 0.331 |
| 0.3 | 15.0 | 0.686 | 0.454 |
| 0.3 | 45.0 | 0.361 | 0.139 |
| 0.3 | 75.0 | 1.71 | 0.325 |
| 0.3 | 105.0 | 1.04 | 0.24 |
| 0.3 | 135.0 | 1.09 | 0.394 |
| 0.3 | 165.0 | 1.58 | 0.523 |
| 0.3 | 195.0 | 1.1 | 0.563 |
| 0.3 | 225.0 | 1.32 | 0.43 |
| 0.3 | 255.0 | 1.0 | 0.231 |
| 0.3 | 285.0 | 1.44 | 0.291 |
| 0.3 | 315.0 | 0.451 | 0.176 |
| 0.3 | 345.0 | 0.78 | 0.336 |
| 0.5 | 15.0 | 0.707 | 0.321 |
| 0.5 | 45.0 | 0.724 | 0.253 |
| 0.5 | 75.0 | 0.602 | 0.151 |
| 0.5 | 105.0 | 1.24 | 0.283 |
| 0.5 | 135.0 | 1.02 | 0.366 |
| 0.5 | 165.0 | 0.705 | 0.25 |
| 0.5 | 195.0 | 1.0 | 0.355 |
| 0.5 | 225.0 | 1.13 | 0.375 |
| 0.5 | 255.0 | 1.15 | 0.262 |
| 0.5 | 285.0 | 0.811 | 0.197 |
| 0.5 | 315.0 | 0.853 | 0.266 |
| 0.5 | 345.0 | 1.01 | 0.374 |
| 0.7 | 15.0 | 0.524 | 0.179 |
| 0.7 | 45.0 | 0.592 | 0.23 |
| 0.7 | 75.0 | 0.648 | 0.165 |
| 0.7 | 105.0 | 0.278 | 0.106 |
| 0.7 | 135.0 | 0.699 | 0.229 |
| 0.7 | 165.0 | 0.931 | 0.436 |
| 0.7 | 195.0 | 0.365 | 0.285 |
| 0.7 | 225.0 | 0.679 | 0.256 |
| 0.7 | 255.0 | 1.16 | 0.325 |
| 0.7 | 285.0 | 0.644 | 0.173 |
| 0.7 | 315.0 | 0.491 | 0.17 |
| 0.7 | 345.0 | 0.446 | 0.131 |
| 0.9 | 15.0 | 1.55 | 0.659 |
| 0.9 | 45.0 | 0.944 | 0.397 |
| 0.9 | 75.0 | 1.03 | 0.307 |
| 0.9 | 105.0 | 0.603 | 0.167 |
| 0.9 | 135.0 | 1.04 | 0.621 |
| 0.9 | 165.0 | 0.797 | 0.554 |
| 0.9 | 225.0 | 0.992 | 0.464 |
| 0.9 | 255.0 | 1.06 | 0.289 |
| 0.9 | 285.0 | 1.08 | 0.314 |
| 0.9 | 315.0 | 0.983 | 0.34 |
| 0.9 | 345.0 | 1.65 | 0.726 |
Experiment comment: