Measurement E9M43
| 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: | 1.3 — 1.6 GeV2 | |
| W: | 1.34 GeV | |
| ε: | 0.625 | |
| 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 | 0.134 | 0.0737 |
| -0.9 | 45.0 | 0.205 | 0.13 |
| -0.9 | 75.0 | 0.538 | 0.28 |
| -0.9 | 105.0 | 0.268 | 0.171 |
| -0.9 | 135.0 | 1.33 | 0.666 |
| -0.9 | 165.0 | 1.1 | 0.61 |
| -0.9 | 195.0 | 0.365 | 0.221 |
| -0.9 | 225.0 | 0.236 | 0.118 |
| -0.9 | 255.0 | 0.137 | 0.0781 |
| -0.9 | 285.0 | 0.554 | 0.213 |
| -0.9 | 315.0 | 1.07 | 0.477 |
| -0.9 | 345.0 | 0.482 | 0.22 |
| -0.7 | 15.0 | 1.08 | 0.362 |
| -0.7 | 45.0 | 0.721 | 0.244 |
| -0.7 | 75.0 | 0.71 | 0.231 |
| -0.7 | 105.0 | 0.451 | 0.221 |
| -0.7 | 135.0 | 0.722 | 0.29 |
| -0.7 | 165.0 | 0.488 | 0.228 |
| -0.7 | 195.0 | 0.79 | 0.322 |
| -0.7 | 225.0 | 0.502 | 0.189 |
| -0.7 | 255.0 | 0.955 | 0.293 |
| -0.7 | 285.0 | 1.16 | 0.394 |
| -0.7 | 315.0 | 0.714 | 0.236 |
| -0.7 | 345.0 | 0.262 | 0.139 |
| -0.5 | 15.0 | 1.6 | 0.488 |
| -0.5 | 45.0 | 0.461 | 0.144 |
| -0.5 | 75.0 | 3.1 | 0.86 |
| -0.5 | 105.0 | 1.54 | 0.508 |
| -0.5 | 135.0 | 1.88 | 0.788 |
| -0.5 | 165.0 | 0.494 | 0.241 |
| -0.5 | 195.0 | 0.759 | 0.262 |
| -0.5 | 225.0 | 1.02 | 0.458 |
| -0.5 | 255.0 | 1.8 | 0.662 |
| -0.5 | 285.0 | 1.23 | 0.527 |
| -0.5 | 315.0 | 2.3 | 0.584 |
| -0.5 | 345.0 | 1.05 | 0.369 |
| -0.3 | 15.0 | 1.19 | 0.366 |
| -0.3 | 45.0 | 1.06 | 0.298 |
| -0.3 | 75.0 | 3.23 | 0.87 |
| -0.3 | 105.0 | 3.39 | 1.19 |
| -0.3 | 135.0 | 1.68 | 0.883 |
| -0.3 | 165.0 | 2.63 | 1.02 |
| -0.3 | 195.0 | 1.24 | 0.461 |
| -0.3 | 225.0 | 2.78 | 1.13 |
| -0.3 | 255.0 | 1.42 | 0.5 |
| -0.3 | 285.0 | 1.78 | 0.472 |
| -0.3 | 315.0 | 1.68 | 0.438 |
| -0.3 | 345.0 | 0.633 | 0.236 |
| -0.1 | 15.0 | 0.561 | 0.171 |
| -0.1 | 45.0 | 1.46 | 0.384 |
| -0.1 | 75.0 | 0.947 | 0.303 |
| -0.1 | 105.0 | 2.12 | 0.603 |
| -0.1 | 135.0 | 2.48 | 0.954 |
| -0.1 | 165.0 | 1.98 | 0.676 |
| -0.1 | 195.0 | 3.16 | 1.48 |
| -0.1 | 225.0 | 2.25 | 1.04 |
| -0.1 | 255.0 | 2.36 | 0.696 |
| -0.1 | 285.0 | 1.68 | 0.413 |
| -0.1 | 315.0 | 1.55 | 0.389 |
| -0.1 | 345.0 | 0.969 | 0.257 |
| 0.1 | 15.0 | 1.26 | 0.355 |
| 0.1 | 45.0 | 0.977 | 0.292 |
| 0.1 | 75.0 | 1.56 | 0.422 |
| 0.1 | 105.0 | 2.11 | 0.603 |
| 0.1 | 135.0 | 2.35 | 1.1 |
| 0.1 | 165.0 | 0.602 | 0.273 |
| 0.1 | 195.0 | 1.27 | 0.598 |
| 0.1 | 225.0 | 2.12 | 0.906 |
| 0.1 | 255.0 | 1.7 | 0.427 |
| 0.1 | 285.0 | 1.88 | 0.559 |
| 0.1 | 315.0 | 1.17 | 0.347 |
| 0.1 | 345.0 | 0.765 | 0.229 |
| 0.3 | 15.0 | 1.56 | 0.434 |
| 0.3 | 45.0 | 0.941 | 0.257 |
| 0.3 | 75.0 | 1.5 | 0.426 |
| 0.3 | 105.0 | 0.638 | 0.248 |
| 0.3 | 135.0 | 0.34 | 0.257 |
| 0.3 | 165.0 | 0.488 | 0.386 |
| 0.3 | 195.0 | 1.48 | 0.885 |
| 0.3 | 225.0 | 1.1 | 0.403 |
| 0.3 | 255.0 | 2.39 | 0.843 |
| 0.3 | 285.0 | 2.45 | 0.663 |
| 0.3 | 315.0 | 0.985 | 0.283 |
| 0.3 | 345.0 | 1.33 | 0.414 |
| 0.5 | 15.0 | 0.625 | 0.194 |
| 0.5 | 45.0 | 2.67 | 0.873 |
| 0.5 | 75.0 | 1.45 | 0.483 |
| 0.5 | 105.0 | 1.25 | 0.462 |
| 0.5 | 135.0 | 1.3 | 0.563 |
| 0.5 | 165.0 | 1.37 | 0.845 |
| 0.5 | 195.0 | 2.3 | 1.41 |
| 0.5 | 225.0 | 1.18 | 0.544 |
| 0.5 | 255.0 | 1.74 | 0.559 |
| 0.5 | 285.0 | 0.729 | 0.254 |
| 0.5 | 315.0 | 0.501 | 0.172 |
| 0.5 | 345.0 | 0.77 | 0.248 |
| 0.7 | 15.0 | 0.716 | 0.251 |
| 0.7 | 45.0 | 1.1 | 0.386 |
| 0.7 | 75.0 | 0.687 | 0.293 |
| 0.7 | 105.0 | 1.34 | 0.524 |
| 0.7 | 135.0 | 0.627 | 0.382 |
| 0.7 | 165.0 | 0.427 | 0.211 |
| 0.7 | 195.0 | 0.903 | 0.448 |
| 0.7 | 225.0 | 0.945 | 0.517 |
| 0.7 | 255.0 | 1.26 | 0.523 |
| 0.7 | 285.0 | 0.654 | 0.265 |
| 0.7 | 315.0 | 0.59 | 0.242 |
| 0.7 | 345.0 | 0.499 | 0.217 |
| 0.9 | 15.0 | 1.06 | 0.542 |
| 0.9 | 45.0 | 0.497 | 0.266 |
| 0.9 | 75.0 | 1.45 | 0.665 |
| 0.9 | 105.0 | 0.589 | 0.247 |
| 0.9 | 135.0 | 1.04 | 0.553 |
| 0.9 | 165.0 | 2.42 | 1.26 |
| 0.9 | 195.0 | 1.22 | 0.712 |
| 0.9 | 225.0 | 3.18 | 2.12 |
| 0.9 | 255.0 | 1.75 | 0.879 |
| 0.9 | 285.0 | 0.462 | 0.225 |
| 0.9 | 315.0 | 0.263 | 0.173 |
| 0.9 | 345.0 | 0.365 | 0.175 |
Experiment comment: