Measurement E9M207
| 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: | 1.36 GeV | |
| ε: | 0.817 | |
| 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 | 0.346 | 0.157 |
| -0.9 | 45.0 | 0.241 | 0.147 |
| -0.9 | 75.0 | 0.692 | 0.258 |
| -0.9 | 105.0 | 1.1 | 0.394 |
| -0.9 | 135.0 | 1.4 | 0.551 |
| -0.9 | 165.0 | 0.401 | 0.143 |
| -0.9 | 195.0 | 0.576 | 0.235 |
| -0.9 | 225.0 | 0.425 | 0.19 |
| -0.9 | 255.0 | 1.37 | 0.534 |
| -0.9 | 285.0 | 1.03 | 0.404 |
| -0.9 | 315.0 | 1.49 | 0.577 |
| -0.9 | 345.0 | 0.421 | 0.234 |
| -0.7 | 15.0 | 0.83 | 0.265 |
| -0.7 | 45.0 | 1.07 | 0.321 |
| -0.7 | 75.0 | 1.34 | 0.43 |
| -0.7 | 105.0 | 2.41 | 0.729 |
| -0.7 | 135.0 | 2.38 | 0.82 |
| -0.7 | 165.0 | 1.11 | 0.339 |
| -0.7 | 195.0 | 2.4 | 0.627 |
| -0.7 | 225.0 | 2.77 | 0.822 |
| -0.7 | 255.0 | 3.04 | 0.795 |
| -0.7 | 285.0 | 1.75 | 0.467 |
| -0.7 | 315.0 | 1.09 | 0.317 |
| -0.7 | 345.0 | 1.3 | 0.344 |
| -0.5 | 15.0 | 1.33 | 0.294 |
| -0.5 | 45.0 | 1.86 | 0.447 |
| -0.5 | 75.0 | 3.39 | 0.912 |
| -0.5 | 105.0 | 3.75 | 1.44 |
| -0.5 | 135.0 | 2.11 | 1.07 |
| -0.5 | 165.0 | 1.89 | 0.509 |
| -0.5 | 195.0 | 1.15 | 0.373 |
| -0.5 | 225.0 | 2.91 | 1.44 |
| -0.5 | 255.0 | 2.09 | 0.762 |
| -0.5 | 285.0 | 2.66 | 0.711 |
| -0.5 | 315.0 | 3.81 | 0.738 |
| -0.5 | 345.0 | 1.96 | 0.435 |
| -0.3 | 15.0 | 2.34 | 0.471 |
| -0.3 | 45.0 | 3.0 | 0.573 |
| -0.3 | 75.0 | 3.61 | 1.02 |
| -0.3 | 105.0 | 1.97 | 1.07 |
| -0.3 | 135.0 | 8.07 | 4.2 |
| -0.3 | 165.0 | 1.82 | 0.738 |
| -0.3 | 195.0 | 1.9 | 0.76 |
| -0.3 | 225.0 | 13.7 | 6.92 |
| -0.3 | 255.0 | 4.17 | 1.47 |
| -0.3 | 285.0 | 5.37 | 1.55 |
| -0.3 | 315.0 | 2.41 | 0.47 |
| -0.3 | 345.0 | 2.16 | 0.428 |
| -0.1 | 15.0 | 0.95 | 0.222 |
| -0.1 | 45.0 | 2.53 | 0.468 |
| -0.1 | 75.0 | 3.81 | 1.37 |
| -0.1 | 105.0 | 3.01 | 0.942 |
| -0.1 | 135.0 | 2.6 | 1.33 |
| -0.1 | 165.0 | 2.38 | 1.26 |
| -0.1 | 195.0 | 2.83 | 1.17 |
| -0.1 | 225.0 | 3.72 | 1.52 |
| -0.1 | 255.0 | 3.54 | 1.03 |
| -0.1 | 285.0 | 6.13 | 1.73 |
| -0.1 | 315.0 | 2.48 | 0.457 |
| -0.1 | 345.0 | 1.6 | 0.352 |
| 0.1 | 15.0 | 1.88 | 0.419 |
| 0.1 | 45.0 | 2.25 | 0.411 |
| 0.1 | 75.0 | 4.16 | 1.19 |
| 0.1 | 105.0 | 3.92 | 0.909 |
| 0.1 | 135.0 | 3.07 | 0.97 |
| 0.1 | 165.0 | 6.95 | 4.51 |
| 0.1 | 195.0 | 2.0 | 1.42 |
| 0.1 | 225.0 | 3.55 | 1.08 |
| 0.1 | 255.0 | 4.89 | 1.24 |
| 0.1 | 285.0 | 4.4 | 1.33 |
| 0.1 | 315.0 | 2.18 | 0.422 |
| 0.1 | 345.0 | 0.952 | 0.249 |
| 0.3 | 15.0 | 1.21 | 0.297 |
| 0.3 | 45.0 | 2.14 | 0.444 |
| 0.3 | 75.0 | 2.14 | 0.759 |
| 0.3 | 105.0 | 3.22 | 0.663 |
| 0.3 | 135.0 | 3.05 | 0.81 |
| 0.3 | 165.0 | 1.42 | 1.64 |
| 0.3 | 195.0 | 4.04 | 5.72 |
| 0.3 | 225.0 | 4.88 | 1.39 |
| 0.3 | 255.0 | 5.64 | 1.19 |
| 0.3 | 285.0 | 3.26 | 0.959 |
| 0.3 | 315.0 | 3.59 | 0.746 |
| 0.3 | 345.0 | 1.69 | 0.34 |
| 0.5 | 15.0 | 1.72 | 0.416 |
| 0.5 | 45.0 | 1.9 | 0.436 |
| 0.5 | 75.0 | 3.78 | 1.19 |
| 0.5 | 105.0 | 2.8 | 0.699 |
| 0.5 | 135.0 | 3.66 | 0.947 |
| 0.5 | 165.0 | 2.81 | 2.44 |
| 0.5 | 195.0 | 3.18 | 2.44 |
| 0.5 | 225.0 | 4.41 | 1.39 |
| 0.5 | 255.0 | 2.97 | 0.747 |
| 0.5 | 285.0 | 1.71 | 0.547 |
| 0.5 | 315.0 | 1.81 | 0.423 |
| 0.5 | 345.0 | 1.53 | 0.361 |
| 0.7 | 15.0 | 1.31 | 0.362 |
| 0.7 | 45.0 | 1.4 | 0.385 |
| 0.7 | 75.0 | 2.11 | 0.744 |
| 0.7 | 105.0 | 2.4 | 0.727 |
| 0.7 | 135.0 | 1.74 | 0.838 |
| 0.7 | 165.0 | 2.81 | 2.16 |
| 0.7 | 195.0 | 0.796 | 0.534 |
| 0.7 | 225.0 | 1.72 | 0.589 |
| 0.7 | 255.0 | 7.81 | 2.95 |
| 0.7 | 285.0 | 1.32 | 0.497 |
| 0.7 | 315.0 | 1.23 | 0.3 |
| 0.7 | 345.0 | 0.593 | 0.204 |
| 0.9 | 15.0 | 1.26 | 0.439 |
| 0.9 | 45.0 | 1.05 | 0.369 |
| 0.9 | 75.0 | 0.852 | 0.383 |
| 0.9 | 105.0 | 1.12 | 0.551 |
| 0.9 | 135.0 | 10.4 | 6.94 |
| 0.9 | 165.0 | 0.74 | 0.403 |
| 0.9 | 195.0 | 3.81 | 1.86 |
| 0.9 | 225.0 | 3.37 | 2.15 |
| 0.9 | 255.0 | 1.1 | 0.578 |
| 0.9 | 285.0 | 0.916 | 0.427 |
| 0.9 | 315.0 | 1.03 | 0.33 |
| 0.9 | 345.0 | 1.23 | 0.412 |
Experiment comment: