Measurement E9M256
| 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: | 1.0 — 1.3 GeV2 | |
| W: | 1.14 GeV | |
| ε: | 0.798 | |
| 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 | 0.846 | 0.47 |
| -0.9 | 45.0 | 1.08 | 0.505 |
| -0.9 | 75.0 | 0.237 | 0.149 |
| -0.9 | 105.0 | 1.62 | 0.687 |
| -0.9 | 135.0 | 0.8 | 0.352 |
| -0.9 | 165.0 | 1.16 | 0.47 |
| -0.9 | 195.0 | 0.986 | 0.39 |
| -0.9 | 225.0 | 1.0 | 0.423 |
| -0.9 | 255.0 | 0.451 | 0.215 |
| -0.9 | 285.0 | 1.25 | 0.575 |
| -0.9 | 315.0 | 4.58 | 2.2 |
| -0.9 | 345.0 | 5.25 | 2.57 |
| -0.7 | 15.0 | 1.19 | 0.519 |
| -0.7 | 45.0 | 0.525 | 0.273 |
| -0.7 | 75.0 | 1.1 | 0.408 |
| -0.7 | 105.0 | 0.745 | 0.268 |
| -0.7 | 135.0 | 0.364 | 0.173 |
| -0.7 | 165.0 | 2.3 | 0.854 |
| -0.7 | 195.0 | 1.02 | 0.43 |
| -0.7 | 225.0 | 0.983 | 0.312 |
| -0.7 | 255.0 | 1.15 | 0.437 |
| -0.7 | 285.0 | 0.536 | 0.241 |
| -0.7 | 315.0 | 0.506 | 0.212 |
| -0.7 | 345.0 | 1.15 | 0.496 |
| -0.5 | 15.0 | 0.575 | 0.237 |
| -0.5 | 45.0 | 1.23 | 0.441 |
| -0.5 | 75.0 | 0.788 | 0.312 |
| -0.5 | 105.0 | 1.07 | 0.34 |
| -0.5 | 135.0 | 1.85 | 0.513 |
| -0.5 | 165.0 | 2.54 | 0.577 |
| -0.5 | 195.0 | 2.8 | 0.808 |
| -0.5 | 225.0 | 1.92 | 0.564 |
| -0.5 | 255.0 | 1.09 | 0.387 |
| -0.5 | 285.0 | 1.22 | 0.417 |
| -0.5 | 315.0 | 2.13 | 0.734 |
| -0.5 | 345.0 | 1.4 | 0.487 |
| -0.3 | 15.0 | 1.05 | 0.397 |
| -0.3 | 45.0 | 2.33 | 0.736 |
| -0.3 | 75.0 | 1.37 | 0.478 |
| -0.3 | 105.0 | 1.76 | 0.546 |
| -0.3 | 135.0 | 1.77 | 0.487 |
| -0.3 | 165.0 | 2.68 | 0.671 |
| -0.3 | 195.0 | 1.97 | 0.49 |
| -0.3 | 225.0 | 1.28 | 0.352 |
| -0.3 | 255.0 | 0.918 | 0.29 |
| -0.3 | 285.0 | 1.14 | 0.443 |
| -0.3 | 315.0 | 0.673 | 0.258 |
| -0.3 | 345.0 | 0.44 | 0.161 |
| -0.1 | 15.0 | 1.25 | 0.466 |
| -0.1 | 45.0 | 1.47 | 0.442 |
| -0.1 | 75.0 | 1.63 | 0.49 |
| -0.1 | 105.0 | 1.63 | 0.546 |
| -0.1 | 135.0 | 2.2 | 0.652 |
| -0.1 | 165.0 | 1.38 | 0.359 |
| -0.1 | 195.0 | 4.54 | 1.07 |
| -0.1 | 225.0 | 1.55 | 0.417 |
| -0.1 | 255.0 | 1.71 | 0.459 |
| -0.1 | 285.0 | 1.64 | 0.51 |
| -0.1 | 315.0 | 0.927 | 0.357 |
| -0.1 | 345.0 | 0.864 | 0.275 |
| 0.1 | 15.0 | 0.897 | 0.335 |
| 0.1 | 45.0 | 0.601 | 0.268 |
| 0.1 | 75.0 | 1.58 | 0.511 |
| 0.1 | 105.0 | 3.15 | 0.875 |
| 0.1 | 135.0 | 2.16 | 0.527 |
| 0.1 | 165.0 | 3.4 | 0.797 |
| 0.1 | 195.0 | 2.75 | 0.702 |
| 0.1 | 225.0 | 3.07 | 0.913 |
| 0.1 | 255.0 | 1.32 | 0.382 |
| 0.1 | 285.0 | 2.06 | 0.539 |
| 0.1 | 315.0 | 0.71 | 0.237 |
| 0.1 | 345.0 | 0.621 | 0.275 |
| 0.3 | 15.0 | 0.718 | 0.247 |
| 0.3 | 45.0 | 1.9 | 0.55 |
| 0.3 | 75.0 | 2.71 | 0.748 |
| 0.3 | 105.0 | 1.68 | 0.473 |
| 0.3 | 135.0 | 1.28 | 0.374 |
| 0.3 | 165.0 | 4.03 | 0.851 |
| 0.3 | 195.0 | 2.4 | 0.529 |
| 0.3 | 225.0 | 3.26 | 0.814 |
| 0.3 | 255.0 | 1.51 | 0.439 |
| 0.3 | 285.0 | 1.68 | 0.533 |
| 0.3 | 315.0 | 2.2 | 0.61 |
| 0.3 | 345.0 | 1.22 | 0.411 |
| 0.5 | 15.0 | 0.518 | 0.186 |
| 0.5 | 45.0 | 0.968 | 0.347 |
| 0.5 | 75.0 | 2.19 | 0.61 |
| 0.5 | 105.0 | 2.26 | 0.575 |
| 0.5 | 135.0 | 3.3 | 0.804 |
| 0.5 | 165.0 | 3.0 | 0.678 |
| 0.5 | 195.0 | 3.2 | 0.677 |
| 0.5 | 225.0 | 1.61 | 0.481 |
| 0.5 | 255.0 | 1.19 | 0.367 |
| 0.5 | 285.0 | 2.31 | 0.606 |
| 0.5 | 315.0 | 1.01 | 0.321 |
| 0.5 | 345.0 | 2.15 | 0.631 |
| 0.7 | 15.0 | 3.56 | 1.07 |
| 0.7 | 45.0 | 1.85 | 0.541 |
| 0.7 | 75.0 | 1.26 | 0.351 |
| 0.7 | 105.0 | 2.7 | 0.759 |
| 0.7 | 135.0 | 3.25 | 0.83 |
| 0.7 | 165.0 | 1.55 | 0.387 |
| 0.7 | 195.0 | 3.84 | 0.897 |
| 0.7 | 225.0 | 2.58 | 0.602 |
| 0.7 | 255.0 | 1.0 | 0.388 |
| 0.7 | 285.0 | 3.93 | 1.05 |
| 0.7 | 315.0 | 1.61 | 0.494 |
| 0.7 | 345.0 | 2.03 | 0.577 |
| 0.9 | 15.0 | 1.82 | 0.573 |
| 0.9 | 45.0 | 1.0 | 0.378 |
| 0.9 | 75.0 | 2.15 | 0.728 |
| 0.9 | 105.0 | 4.75 | 1.66 |
| 0.9 | 135.0 | 1.57 | 0.535 |
| 0.9 | 165.0 | 5.73 | 1.53 |
| 0.9 | 195.0 | 2.19 | 0.613 |
| 0.9 | 225.0 | 1.95 | 0.52 |
| 0.9 | 255.0 | 3.94 | 1.22 |
| 0.9 | 285.0 | 1.14 | 0.375 |
| 0.9 | 315.0 | 2.17 | 0.689 |
| 0.9 | 345.0 | 3.92 | 1.22 |
Experiment comment: