Measurement E9M213
| 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: | 0.7 — 0.8 GeV2 | |
| W: | 1.48 GeV | |
| ε: | 0.761 | |
| 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 | 0.793 | 0.381 |
| -0.9 | 45.0 | 0.441 | 0.215 |
| -0.9 | 75.0 | 0.246 | 0.131 |
| -0.9 | 105.0 | 0.583 | 0.26 |
| -0.9 | 135.0 | 0.809 | 0.406 |
| -0.9 | 165.0 | 1.64 | 0.465 |
| -0.9 | 195.0 | 1.09 | 0.358 |
| -0.9 | 225.0 | 0.953 | 0.361 |
| -0.9 | 255.0 | 0.688 | 0.279 |
| -0.9 | 285.0 | 0.567 | 0.254 |
| -0.9 | 315.0 | 0.352 | 0.148 |
| -0.9 | 345.0 | 0.683 | 0.312 |
| -0.7 | 15.0 | 1.08 | 0.388 |
| -0.7 | 45.0 | 0.694 | 0.249 |
| -0.7 | 75.0 | 0.763 | 0.363 |
| -0.7 | 105.0 | 2.16 | 0.91 |
| -0.7 | 135.0 | 0.845 | 0.641 |
| -0.7 | 165.0 | 1.39 | 0.488 |
| -0.7 | 195.0 | 1.8 | 0.692 |
| -0.7 | 225.0 | 0.648 | 0.483 |
| -0.7 | 255.0 | 3.98 | 2.06 |
| -0.7 | 285.0 | 0.89 | 0.478 |
| -0.7 | 315.0 | 1.07 | 0.35 |
| -0.7 | 345.0 | 0.366 | 0.131 |
| -0.5 | 15.0 | 0.747 | 0.235 |
| -0.5 | 45.0 | 0.982 | 0.32 |
| -0.5 | 75.0 | 3.67 | 1.61 |
| -0.5 | 105.0 | 2.53 | 0.833 |
| -0.5 | 135.0 | 1.43 | 0.768 |
| -0.5 | 165.0 | 0.541 | 0.571 |
| -0.5 | 195.0 | 2.55 | 1.26 |
| -0.5 | 225.0 | 1.98 | 0.917 |
| -0.5 | 255.0 | 2.47 | 0.741 |
| -0.5 | 285.0 | 3.77 | 1.21 |
| -0.5 | 315.0 | 1.02 | 0.346 |
| -0.5 | 345.0 | 1.15 | 0.278 |
| -0.3 | 15.0 | 1.66 | 0.404 |
| -0.3 | 45.0 | 3.16 | 0.738 |
| -0.3 | 75.0 | 2.28 | 0.721 |
| -0.3 | 105.0 | 4.69 | 1.06 |
| -0.3 | 135.0 | 2.06 | 0.464 |
| -0.3 | 225.0 | 2.48 | 0.642 |
| -0.3 | 255.0 | 2.23 | 0.567 |
| -0.3 | 285.0 | 2.86 | 0.697 |
| -0.3 | 315.0 | 1.65 | 0.547 |
| -0.3 | 345.0 | 1.65 | 0.387 |
| -0.1 | 15.0 | 1.42 | 0.425 |
| -0.1 | 45.0 | 2.29 | 0.582 |
| -0.1 | 75.0 | 1.96 | 0.567 |
| -0.1 | 105.0 | 2.99 | 0.502 |
| -0.1 | 135.0 | 3.56 | 0.634 |
| -0.1 | 165.0 | 4.89 | 2.65 |
| -0.1 | 195.0 | 2.87 | 1.58 |
| -0.1 | 225.0 | 3.66 | 0.656 |
| -0.1 | 255.0 | 2.95 | 0.491 |
| -0.1 | 285.0 | 5.51 | 1.28 |
| -0.1 | 315.0 | 1.94 | 0.517 |
| -0.1 | 345.0 | 1.21 | 0.401 |
| 0.1 | 15.0 | 2.05 | 0.534 |
| 0.1 | 45.0 | 2.6 | 0.69 |
| 0.1 | 75.0 | 3.36 | 0.729 |
| 0.1 | 105.0 | 3.19 | 0.58 |
| 0.1 | 135.0 | 2.34 | 0.452 |
| 0.1 | 165.0 | 3.05 | 1.47 |
| 0.1 | 195.0 | 6.37 | 3.69 |
| 0.1 | 225.0 | 3.71 | 0.731 |
| 0.1 | 255.0 | 3.59 | 0.604 |
| 0.1 | 285.0 | 2.16 | 0.523 |
| 0.1 | 315.0 | 3.23 | 0.829 |
| 0.1 | 345.0 | 1.93 | 0.491 |
| 0.3 | 15.0 | 1.93 | 0.455 |
| 0.3 | 45.0 | 3.01 | 0.726 |
| 0.3 | 75.0 | 2.11 | 0.484 |
| 0.3 | 105.0 | 3.68 | 0.668 |
| 0.3 | 135.0 | 2.2 | 0.503 |
| 0.3 | 195.0 | 6.9 | 9.76 |
| 0.3 | 225.0 | 2.74 | 0.636 |
| 0.3 | 255.0 | 2.21 | 0.476 |
| 0.3 | 285.0 | 3.01 | 0.632 |
| 0.3 | 315.0 | 2.97 | 0.762 |
| 0.3 | 345.0 | 1.48 | 0.39 |
| 0.5 | 15.0 | 1.37 | 0.443 |
| 0.5 | 45.0 | 3.28 | 0.894 |
| 0.5 | 75.0 | 2.08 | 0.47 |
| 0.5 | 105.0 | 2.96 | 0.576 |
| 0.5 | 135.0 | 1.88 | 0.585 |
| 0.5 | 225.0 | 1.39 | 0.441 |
| 0.5 | 255.0 | 2.7 | 0.566 |
| 0.5 | 285.0 | 2.03 | 0.472 |
| 0.5 | 315.0 | 1.45 | 0.491 |
| 0.5 | 345.0 | 1.47 | 0.356 |
| 0.7 | 15.0 | 1.66 | 0.507 |
| 0.7 | 45.0 | 0.38 | 0.165 |
| 0.7 | 75.0 | 1.93 | 0.476 |
| 0.7 | 105.0 | 1.18 | 0.325 |
| 0.7 | 135.0 | 3.01 | 0.971 |
| 0.7 | 225.0 | 2.36 | 0.716 |
| 0.7 | 255.0 | 1.64 | 0.4 |
| 0.7 | 285.0 | 1.24 | 0.395 |
| 0.7 | 315.0 | 2.44 | 0.762 |
| 0.7 | 345.0 | 2.72 | 0.886 |
| 0.9 | 15.0 | 1.07 | 0.471 |
| 0.9 | 45.0 | 1.22 | 0.543 |
| 0.9 | 75.0 | 0.622 | 0.338 |
| 0.9 | 105.0 | 0.768 | 0.328 |
| 0.9 | 135.0 | 0.94 | 0.541 |
| 0.9 | 165.0 | 2.69 | 3.82 |
| 0.9 | 195.0 | 0.344 | 0.363 |
| 0.9 | 225.0 | 0.836 | 0.408 |
| 0.9 | 255.0 | 1.18 | 0.506 |
| 0.9 | 285.0 | 1.34 | 0.547 |
| 0.9 | 315.0 | 1.01 | 0.425 |
| 0.9 | 345.0 | 1.46 | 0.734 |
Experiment comment: