Measurement E9M233
| 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: | 1.28 GeV | |
| ε: | 0.81 | |
| 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 | 1.7 | 0.396 |
| -0.9 | 45.0 | 2.42 | 0.47 |
| -0.9 | 75.0 | 2.48 | 0.534 |
| -0.9 | 105.0 | 2.8 | 0.55 |
| -0.9 | 135.0 | 1.54 | 0.366 |
| -0.9 | 165.0 | 2.29 | 0.557 |
| -0.9 | 195.0 | 1.33 | 0.396 |
| -0.9 | 225.0 | 1.5 | 0.369 |
| -0.9 | 255.0 | 1.91 | 0.398 |
| -0.9 | 285.0 | 2.93 | 0.563 |
| -0.9 | 315.0 | 3.03 | 0.603 |
| -0.9 | 345.0 | 2.4 | 0.571 |
| -0.7 | 15.0 | 2.23 | 0.398 |
| -0.7 | 45.0 | 3.72 | 0.551 |
| -0.7 | 75.0 | 4.52 | 0.68 |
| -0.7 | 105.0 | 4.81 | 0.675 |
| -0.7 | 135.0 | 3.61 | 0.619 |
| -0.7 | 165.0 | 1.28 | 0.298 |
| -0.7 | 195.0 | 2.45 | 0.414 |
| -0.7 | 225.0 | 2.42 | 0.463 |
| -0.7 | 255.0 | 6.0 | 0.933 |
| -0.7 | 285.0 | 3.46 | 0.539 |
| -0.7 | 315.0 | 3.15 | 0.459 |
| -0.7 | 345.0 | 1.97 | 0.338 |
| -0.5 | 15.0 | 3.18 | 0.438 |
| -0.5 | 45.0 | 5.9 | 0.755 |
| -0.5 | 75.0 | 6.1 | 0.792 |
| -0.5 | 105.0 | 7.91 | 1.11 |
| -0.5 | 135.0 | 5.14 | 0.813 |
| -0.5 | 165.0 | 1.52 | 0.288 |
| -0.5 | 195.0 | 2.2 | 0.401 |
| -0.5 | 225.0 | 2.94 | 0.539 |
| -0.5 | 255.0 | 5.14 | 0.732 |
| -0.5 | 285.0 | 7.42 | 0.937 |
| -0.5 | 315.0 | 3.74 | 0.488 |
| -0.5 | 345.0 | 2.35 | 0.332 |
| -0.3 | 15.0 | 3.0 | 0.404 |
| -0.3 | 45.0 | 5.28 | 0.634 |
| -0.3 | 75.0 | 5.21 | 0.72 |
| -0.3 | 105.0 | 6.9 | 1.08 |
| -0.3 | 135.0 | 4.62 | 0.779 |
| -0.3 | 165.0 | 3.12 | 0.562 |
| -0.3 | 195.0 | 2.43 | 0.397 |
| -0.3 | 225.0 | 4.33 | 0.762 |
| -0.3 | 255.0 | 6.16 | 0.94 |
| -0.3 | 285.0 | 8.23 | 1.12 |
| -0.3 | 315.0 | 4.64 | 0.588 |
| -0.3 | 345.0 | 3.14 | 0.423 |
| -0.1 | 15.0 | 4.05 | 0.538 |
| -0.1 | 45.0 | 5.5 | 0.617 |
| -0.1 | 75.0 | 7.18 | 1.06 |
| -0.1 | 105.0 | 6.78 | 1.24 |
| -0.1 | 135.0 | 8.24 | 1.75 |
| -0.1 | 165.0 | 3.51 | 0.579 |
| -0.1 | 195.0 | 3.38 | 0.582 |
| -0.1 | 225.0 | 4.68 | 0.958 |
| -0.1 | 255.0 | 8.17 | 1.31 |
| -0.1 | 285.0 | 7.24 | 0.985 |
| -0.1 | 315.0 | 5.49 | 0.643 |
| -0.1 | 345.0 | 3.7 | 0.476 |
| 0.1 | 15.0 | 2.93 | 0.389 |
| 0.1 | 45.0 | 4.99 | 0.599 |
| 0.1 | 75.0 | 7.59 | 1.06 |
| 0.1 | 105.0 | 8.46 | 1.56 |
| 0.1 | 135.0 | 6.82 | 1.58 |
| 0.1 | 165.0 | 2.71 | 0.474 |
| 0.1 | 195.0 | 4.7 | 0.829 |
| 0.1 | 225.0 | 4.11 | 0.859 |
| 0.1 | 255.0 | 8.11 | 1.42 |
| 0.1 | 285.0 | 6.88 | 0.943 |
| 0.1 | 315.0 | 6.63 | 0.725 |
| 0.1 | 345.0 | 2.95 | 0.391 |
| 0.3 | 15.0 | 2.97 | 0.384 |
| 0.3 | 45.0 | 4.88 | 0.589 |
| 0.3 | 75.0 | 5.88 | 0.918 |
| 0.3 | 105.0 | 5.61 | 1.06 |
| 0.3 | 135.0 | 3.82 | 1.02 |
| 0.3 | 165.0 | 3.72 | 0.581 |
| 0.3 | 195.0 | 2.57 | 0.471 |
| 0.3 | 225.0 | 4.82 | 1.16 |
| 0.3 | 255.0 | 5.42 | 1.09 |
| 0.3 | 285.0 | 5.54 | 0.792 |
| 0.3 | 315.0 | 3.81 | 0.49 |
| 0.3 | 345.0 | 3.25 | 0.424 |
| 0.5 | 15.0 | 1.83 | 0.285 |
| 0.5 | 45.0 | 2.97 | 0.404 |
| 0.5 | 75.0 | 5.15 | 0.827 |
| 0.5 | 105.0 | 5.78 | 1.03 |
| 0.5 | 135.0 | 7.4 | 1.58 |
| 0.5 | 165.0 | 2.98 | 0.528 |
| 0.5 | 195.0 | 4.94 | 0.864 |
| 0.5 | 225.0 | 6.55 | 1.39 |
| 0.5 | 255.0 | 9.99 | 1.69 |
| 0.5 | 285.0 | 5.55 | 0.916 |
| 0.5 | 315.0 | 3.66 | 0.527 |
| 0.5 | 345.0 | 2.82 | 0.423 |
| 0.7 | 15.0 | 1.76 | 0.308 |
| 0.7 | 45.0 | 2.83 | 0.456 |
| 0.7 | 75.0 | 5.97 | 0.96 |
| 0.7 | 105.0 | 4.14 | 0.906 |
| 0.7 | 135.0 | 2.62 | 0.601 |
| 0.7 | 165.0 | 4.22 | 0.759 |
| 0.7 | 195.0 | 4.31 | 0.779 |
| 0.7 | 225.0 | 3.2 | 0.702 |
| 0.7 | 255.0 | 5.49 | 1.05 |
| 0.7 | 285.0 | 6.69 | 1.07 |
| 0.7 | 315.0 | 3.38 | 0.493 |
| 0.7 | 345.0 | 1.92 | 0.329 |
| 0.9 | 15.0 | 2.99 | 0.58 |
| 0.9 | 45.0 | 2.52 | 0.443 |
| 0.9 | 75.0 | 3.02 | 0.615 |
| 0.9 | 105.0 | 2.25 | 0.507 |
| 0.9 | 135.0 | 3.28 | 0.677 |
| 0.9 | 165.0 | 2.61 | 0.534 |
| 0.9 | 195.0 | 2.94 | 0.58 |
| 0.9 | 225.0 | 2.27 | 0.518 |
| 0.9 | 255.0 | 3.25 | 0.708 |
| 0.9 | 285.0 | 2.87 | 0.538 |
| 0.9 | 315.0 | 2.31 | 0.449 |
| 0.9 | 345.0 | 4.04 | 0.846 |
Experiment comment: