Measurement E9M225
| 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: | 1.12 GeV | |
| ε: | 0.857 | |
| 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 | 2.28 | 1.44 |
| -0.9 | 45.0 | 3.61 | 2.28 |
| -0.9 | 75.0 | 1.23 | 0.784 |
| -0.9 | 105.0 | 0.874 | 0.498 |
| -0.9 | 135.0 | 0.439 | 0.244 |
| -0.9 | 165.0 | 0.771 | 0.398 |
| -0.9 | 195.0 | 0.565 | 0.31 |
| -0.9 | 225.0 | 0.975 | 0.505 |
| -0.9 | 255.0 | 0.828 | 0.558 |
| -0.9 | 285.0 | 0.744 | 0.518 |
| -0.9 | 315.0 | 0.362 | 0.217 |
| -0.9 | 345.0 | 0.662 | 0.432 |
| -0.7 | 15.0 | 0.313 | 0.202 |
| -0.7 | 45.0 | 0.321 | 0.181 |
| -0.7 | 75.0 | 0.644 | 0.365 |
| -0.7 | 105.0 | 0.434 | 0.198 |
| -0.7 | 135.0 | 0.965 | 0.387 |
| -0.7 | 165.0 | 1.73 | 0.57 |
| -0.7 | 195.0 | 0.711 | 0.347 |
| -0.7 | 225.0 | 1.29 | 0.524 |
| -0.7 | 255.0 | 0.422 | 0.21 |
| -0.7 | 285.0 | 0.336 | 0.26 |
| -0.7 | 315.0 | 2.11 | 0.961 |
| -0.7 | 345.0 | 0.469 | 0.274 |
| -0.5 | 15.0 | 0.244 | 0.188 |
| -0.5 | 45.0 | 0.41 | 0.173 |
| -0.5 | 75.0 | 0.359 | 0.19 |
| -0.5 | 105.0 | 0.94 | 0.378 |
| -0.5 | 135.0 | 1.55 | 0.522 |
| -0.5 | 165.0 | 1.62 | 0.519 |
| -0.5 | 195.0 | 1.51 | 0.535 |
| -0.5 | 225.0 | 2.17 | 0.685 |
| -0.5 | 255.0 | 0.667 | 0.36 |
| -0.5 | 285.0 | 0.494 | 0.277 |
| -0.5 | 315.0 | 0.772 | 0.373 |
| -0.5 | 345.0 | 1.02 | 0.448 |
| -0.3 | 15.0 | 0.894 | 0.385 |
| -0.3 | 45.0 | 0.901 | 0.381 |
| -0.3 | 75.0 | 1.02 | 0.398 |
| -0.3 | 105.0 | 1.68 | 0.654 |
| -0.3 | 135.0 | 1.09 | 0.353 |
| -0.3 | 165.0 | 2.18 | 0.659 |
| -0.3 | 195.0 | 2.11 | 0.635 |
| -0.3 | 225.0 | 1.74 | 0.632 |
| -0.3 | 255.0 | 1.58 | 0.506 |
| -0.3 | 285.0 | 0.982 | 0.492 |
| -0.3 | 315.0 | 0.538 | 0.27 |
| -0.3 | 345.0 | 0.635 | 0.324 |
| -0.1 | 15.0 | 0.65 | 0.278 |
| -0.1 | 45.0 | 0.498 | 0.205 |
| -0.1 | 75.0 | 2.02 | 0.686 |
| -0.1 | 105.0 | 1.33 | 0.526 |
| -0.1 | 135.0 | 2.49 | 0.665 |
| -0.1 | 165.0 | 4.76 | 1.14 |
| -0.1 | 195.0 | 2.71 | 0.751 |
| -0.1 | 225.0 | 2.01 | 0.653 |
| -0.1 | 255.0 | 1.76 | 0.574 |
| -0.1 | 285.0 | 1.02 | 0.422 |
| -0.1 | 315.0 | 1.59 | 0.698 |
| -0.1 | 345.0 | 1.36 | 0.636 |
| 0.1 | 15.0 | 0.528 | 0.219 |
| 0.1 | 45.0 | 0.825 | 0.364 |
| 0.1 | 75.0 | 0.557 | 0.246 |
| 0.1 | 105.0 | 2.37 | 0.767 |
| 0.1 | 135.0 | 2.8 | 0.9 |
| 0.1 | 165.0 | 1.84 | 0.65 |
| 0.1 | 195.0 | 3.17 | 0.847 |
| 0.1 | 225.0 | 3.04 | 0.832 |
| 0.1 | 255.0 | 1.97 | 0.547 |
| 0.1 | 285.0 | 1.31 | 0.413 |
| 0.1 | 315.0 | 0.909 | 0.419 |
| 0.1 | 345.0 | 0.917 | 0.408 |
| 0.3 | 15.0 | 0.64 | 0.263 |
| 0.3 | 45.0 | 0.77 | 0.329 |
| 0.3 | 75.0 | 2.02 | 0.761 |
| 0.3 | 105.0 | 1.62 | 0.53 |
| 0.3 | 135.0 | 2.75 | 0.74 |
| 0.3 | 165.0 | 2.55 | 0.698 |
| 0.3 | 195.0 | 1.55 | 0.485 |
| 0.3 | 225.0 | 3.05 | 0.863 |
| 0.3 | 255.0 | 2.11 | 0.669 |
| 0.3 | 285.0 | 3.56 | 1.16 |
| 0.3 | 315.0 | 0.985 | 0.422 |
| 0.3 | 345.0 | 2.46 | 1.02 |
| 0.5 | 15.0 | 1.85 | 0.71 |
| 0.5 | 45.0 | 1.06 | 0.441 |
| 0.5 | 75.0 | 0.531 | 0.185 |
| 0.5 | 105.0 | 2.36 | 0.728 |
| 0.5 | 135.0 | 2.04 | 0.598 |
| 0.5 | 165.0 | 2.33 | 0.618 |
| 0.5 | 195.0 | 1.68 | 0.512 |
| 0.5 | 225.0 | 2.69 | 0.755 |
| 0.5 | 255.0 | 1.61 | 0.518 |
| 0.5 | 285.0 | 1.16 | 0.402 |
| 0.5 | 315.0 | 1.21 | 0.38 |
| 0.5 | 345.0 | 0.7 | 0.321 |
| 0.7 | 15.0 | 1.84 | 0.702 |
| 0.7 | 45.0 | 2.58 | 0.87 |
| 0.7 | 75.0 | 3.66 | 1.15 |
| 0.7 | 105.0 | 2.38 | 0.824 |
| 0.7 | 135.0 | 3.32 | 0.941 |
| 0.7 | 165.0 | 5.34 | 1.37 |
| 0.7 | 195.0 | 3.64 | 1.03 |
| 0.7 | 225.0 | 2.13 | 0.631 |
| 0.7 | 255.0 | 0.978 | 0.344 |
| 0.7 | 285.0 | 2.82 | 0.885 |
| 0.7 | 315.0 | 1.63 | 0.575 |
| 0.7 | 345.0 | 1.6 | 0.566 |
| 0.9 | 15.0 | 0.871 | 0.392 |
| 0.9 | 45.0 | 3.09 | 1.1 |
| 0.9 | 75.0 | 1.52 | 0.77 |
| 0.9 | 105.0 | 1.63 | 0.545 |
| 0.9 | 135.0 | 2.59 | 0.854 |
| 0.9 | 165.0 | 2.86 | 0.927 |
| 0.9 | 195.0 | 1.27 | 0.569 |
| 0.9 | 225.0 | 4.92 | 1.57 |
| 0.9 | 255.0 | 1.86 | 0.669 |
| 0.9 | 285.0 | 3.6 | 1.11 |
| 0.9 | 315.0 | 2.96 | 1.08 |
| 0.9 | 345.0 | 1.06 | 0.475 |
Experiment comment: