Measurement E9M244
| 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: | 1.5 GeV | |
| ε: | 0.703 | |
| 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 | 0.292 | 0.129 |
| -0.9 | 45.0 | 0.379 | 0.171 |
| -0.9 | 75.0 | 0.816 | 0.32 |
| -0.9 | 105.0 | 0.673 | 0.271 |
| -0.9 | 135.0 | 1.51 | 0.509 |
| -0.9 | 165.0 | 0.998 | 0.265 |
| -0.9 | 195.0 | 0.72 | 0.193 |
| -0.9 | 225.0 | 1.2 | 0.38 |
| -0.9 | 255.0 | 1.19 | 0.387 |
| -0.9 | 285.0 | 0.267 | 0.129 |
| -0.9 | 315.0 | 0.19 | 0.0771 |
| -0.9 | 345.0 | 0.408 | 0.14 |
| -0.7 | 15.0 | 1.02 | 0.257 |
| -0.7 | 45.0 | 0.747 | 0.211 |
| -0.7 | 75.0 | 1.96 | 0.613 |
| -0.7 | 105.0 | 1.4 | 0.645 |
| -0.7 | 135.0 | 1.1 | 0.616 |
| -0.7 | 165.0 | 2.72 | 0.838 |
| -0.7 | 195.0 | 1.26 | 0.395 |
| -0.7 | 225.0 | 1.46 | 0.758 |
| -0.7 | 255.0 | 1.79 | 0.684 |
| -0.7 | 285.0 | 0.504 | 0.236 |
| -0.7 | 315.0 | 0.826 | 0.225 |
| -0.7 | 345.0 | 0.738 | 0.205 |
| -0.5 | 15.0 | 2.12 | 0.43 |
| -0.5 | 45.0 | 1.2 | 0.298 |
| -0.5 | 75.0 | 1.61 | 0.463 |
| -0.5 | 105.0 | 1.64 | 0.423 |
| -0.5 | 135.0 | 8.52 | 2.64 |
| -0.5 | 165.0 | 5.55 | 3.1 |
| -0.5 | 195.0 | 6.75 | 5.52 |
| -0.5 | 225.0 | 2.1 | 0.859 |
| -0.5 | 255.0 | 1.06 | 0.329 |
| -0.5 | 285.0 | 1.75 | 0.517 |
| -0.5 | 315.0 | 1.99 | 0.43 |
| -0.5 | 345.0 | 0.903 | 0.23 |
| -0.3 | 15.0 | 1.26 | 0.35 |
| -0.3 | 45.0 | 1.43 | 0.325 |
| -0.3 | 75.0 | 2.8 | 0.614 |
| -0.3 | 105.0 | 3.42 | 0.644 |
| -0.3 | 135.0 | 3.29 | 0.592 |
| -0.3 | 165.0 | 4.31 | 2.53 |
| -0.3 | 195.0 | 6.61 | 4.02 |
| -0.3 | 225.0 | 3.87 | 0.787 |
| -0.3 | 255.0 | 2.9 | 0.542 |
| -0.3 | 285.0 | 2.34 | 0.52 |
| -0.3 | 315.0 | 2.71 | 0.576 |
| -0.3 | 345.0 | 1.2 | 0.344 |
| -0.1 | 15.0 | 1.89 | 0.487 |
| -0.1 | 45.0 | 1.85 | 0.437 |
| -0.1 | 75.0 | 3.06 | 0.57 |
| -0.1 | 105.0 | 3.24 | 0.479 |
| -0.1 | 135.0 | 2.39 | 0.373 |
| -0.1 | 165.0 | 4.43 | 1.96 |
| -0.1 | 195.0 | 2.77 | 1.5 |
| -0.1 | 225.0 | 2.47 | 0.406 |
| -0.1 | 255.0 | 3.13 | 0.467 |
| -0.1 | 285.0 | 2.19 | 0.501 |
| -0.1 | 315.0 | 3.31 | 0.694 |
| -0.1 | 345.0 | 1.72 | 0.472 |
| 0.1 | 15.0 | 2.17 | 0.526 |
| 0.1 | 45.0 | 1.85 | 0.441 |
| 0.1 | 75.0 | 3.61 | 0.642 |
| 0.1 | 105.0 | 2.42 | 0.375 |
| 0.1 | 135.0 | 3.28 | 0.498 |
| 0.1 | 165.0 | 1.8 | 1.47 |
| 0.1 | 195.0 | 2.72 | 1.62 |
| 0.1 | 225.0 | 3.08 | 0.471 |
| 0.1 | 255.0 | 2.3 | 0.321 |
| 0.1 | 285.0 | 2.93 | 0.589 |
| 0.1 | 315.0 | 2.77 | 0.613 |
| 0.1 | 345.0 | 2.5 | 0.629 |
| 0.3 | 15.0 | 1.68 | 0.442 |
| 0.3 | 45.0 | 1.3 | 0.326 |
| 0.3 | 75.0 | 3.13 | 0.51 |
| 0.3 | 105.0 | 2.52 | 0.39 |
| 0.3 | 135.0 | 1.68 | 0.38 |
| 0.3 | 225.0 | 2.1 | 0.381 |
| 0.3 | 255.0 | 2.3 | 0.347 |
| 0.3 | 285.0 | 2.82 | 0.47 |
| 0.3 | 315.0 | 1.66 | 0.376 |
| 0.3 | 345.0 | 1.82 | 0.411 |
| 0.5 | 15.0 | 1.63 | 0.425 |
| 0.5 | 45.0 | 1.36 | 0.315 |
| 0.5 | 75.0 | 1.8 | 0.324 |
| 0.5 | 105.0 | 2.32 | 0.385 |
| 0.5 | 135.0 | 1.48 | 0.355 |
| 0.5 | 225.0 | 2.39 | 0.557 |
| 0.5 | 255.0 | 2.81 | 0.435 |
| 0.5 | 285.0 | 2.21 | 0.423 |
| 0.5 | 315.0 | 0.942 | 0.266 |
| 0.5 | 345.0 | 1.59 | 0.438 |
| 0.7 | 15.0 | 0.967 | 0.316 |
| 0.7 | 45.0 | 1.38 | 0.347 |
| 0.7 | 75.0 | 1.17 | 0.267 |
| 0.7 | 105.0 | 1.37 | 0.267 |
| 0.7 | 135.0 | 1.11 | 0.325 |
| 0.7 | 225.0 | 1.46 | 0.408 |
| 0.7 | 255.0 | 1.48 | 0.294 |
| 0.7 | 285.0 | 1.83 | 0.357 |
| 0.7 | 315.0 | 1.26 | 0.328 |
| 0.7 | 345.0 | 1.06 | 0.349 |
| 0.9 | 15.0 | 0.448 | 0.176 |
| 0.9 | 45.0 | 1.21 | 0.422 |
| 0.9 | 75.0 | 1.83 | 0.58 |
| 0.9 | 105.0 | 0.696 | 0.251 |
| 0.9 | 135.0 | 0.44 | 0.215 |
| 0.9 | 165.0 | 1.91 | 2.7 |
| 0.9 | 195.0 | 1.57 | 1.43 |
| 0.9 | 225.0 | 0.385 | 0.205 |
| 0.9 | 255.0 | 0.891 | 0.307 |
| 0.9 | 285.0 | 1.08 | 0.372 |
| 0.9 | 315.0 | 1.05 | 0.371 |
| 0.9 | 345.0 | 0.416 | 0.154 |
Experiment comment: