Measurement E9M92
| 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: | 0.45 — 0.6 GeV2 | |
| W: | 1.36 GeV | |
| ε: | 0.686 | |
| 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 | 0.755 | 0.25 |
| -0.9 | 45.0 | 0.327 | 0.142 |
| -0.9 | 75.0 | 0.824 | 0.32 |
| -0.9 | 105.0 | 1.17 | 0.537 |
| -0.9 | 135.0 | 0.849 | 0.369 |
| -0.9 | 165.0 | 1.57 | 0.43 |
| -0.9 | 195.0 | 1.07 | 0.392 |
| -0.9 | 225.0 | 0.91 | 0.398 |
| -0.9 | 255.0 | 1.66 | 0.622 |
| -0.9 | 285.0 | 1.26 | 0.434 |
| -0.9 | 315.0 | 1.09 | 0.387 |
| -0.9 | 345.0 | 0.602 | 0.239 |
| -0.7 | 15.0 | 1.19 | 0.283 |
| -0.7 | 45.0 | 2.72 | 0.61 |
| -0.7 | 75.0 | 2.21 | 0.559 |
| -0.7 | 105.0 | 1.72 | 0.751 |
| -0.7 | 135.0 | 2.21 | 0.794 |
| -0.7 | 165.0 | 2.29 | 0.674 |
| -0.7 | 195.0 | 0.914 | 0.337 |
| -0.7 | 225.0 | 1.14 | 0.609 |
| -0.7 | 255.0 | 4.61 | 1.31 |
| -0.7 | 285.0 | 1.98 | 0.493 |
| -0.7 | 315.0 | 2.37 | 0.522 |
| -0.7 | 345.0 | 0.881 | 0.246 |
| -0.5 | 15.0 | 1.54 | 0.287 |
| -0.5 | 45.0 | 2.99 | 0.615 |
| -0.5 | 75.0 | 8.88 | 1.65 |
| -0.5 | 105.0 | 4.4 | 1.05 |
| -0.5 | 135.0 | 2.85 | 1.15 |
| -0.5 | 165.0 | 2.54 | 1.2 |
| -0.5 | 195.0 | 0.951 | 0.704 |
| -0.5 | 225.0 | 1.9 | 1.03 |
| -0.5 | 255.0 | 2.98 | 0.834 |
| -0.5 | 285.0 | 3.62 | 0.728 |
| -0.5 | 315.0 | 2.15 | 0.411 |
| -0.5 | 345.0 | 1.27 | 0.231 |
| -0.3 | 15.0 | 2.1 | 0.345 |
| -0.3 | 45.0 | 4.01 | 0.719 |
| -0.3 | 75.0 | 2.59 | 0.651 |
| -0.3 | 105.0 | 7.41 | 1.24 |
| -0.3 | 135.0 | 3.24 | 0.778 |
| -0.3 | 165.0 | 2.88 | 1.67 |
| -0.3 | 195.0 | 0.703 | 0.738 |
| -0.3 | 225.0 | 4.82 | 1.17 |
| -0.3 | 255.0 | 5.53 | 0.934 |
| -0.3 | 285.0 | 4.74 | 0.946 |
| -0.3 | 315.0 | 3.24 | 0.638 |
| -0.3 | 345.0 | 2.03 | 0.327 |
| -0.1 | 15.0 | 1.92 | 0.36 |
| -0.1 | 45.0 | 2.18 | 0.462 |
| -0.1 | 75.0 | 5.37 | 0.99 |
| -0.1 | 105.0 | 4.23 | 0.725 |
| -0.1 | 135.0 | 3.92 | 0.695 |
| -0.1 | 165.0 | 18.1 | 11.1 |
| -0.1 | 195.0 | 1.53 | 0.837 |
| -0.1 | 225.0 | 3.2 | 0.655 |
| -0.1 | 255.0 | 4.71 | 0.725 |
| -0.1 | 285.0 | 3.73 | 0.689 |
| -0.1 | 315.0 | 3.58 | 0.633 |
| -0.1 | 345.0 | 2.24 | 0.443 |
| 0.1 | 15.0 | 2.18 | 0.38 |
| 0.1 | 45.0 | 3.05 | 0.542 |
| 0.1 | 75.0 | 3.16 | 0.54 |
| 0.1 | 105.0 | 4.92 | 0.754 |
| 0.1 | 135.0 | 3.83 | 0.662 |
| 0.1 | 165.0 | 6.54 | 3.32 |
| 0.1 | 195.0 | 3.6 | 1.95 |
| 0.1 | 225.0 | 3.25 | 0.557 |
| 0.1 | 255.0 | 4.96 | 0.763 |
| 0.1 | 285.0 | 3.14 | 0.647 |
| 0.1 | 315.0 | 2.2 | 0.384 |
| 0.1 | 345.0 | 2.2 | 0.383 |
| 0.3 | 15.0 | 1.88 | 0.328 |
| 0.3 | 45.0 | 2.73 | 0.503 |
| 0.3 | 75.0 | 3.79 | 0.676 |
| 0.3 | 105.0 | 6.19 | 0.873 |
| 0.3 | 135.0 | 4.11 | 0.8 |
| 0.3 | 165.0 | 3.43 | 1.73 |
| 0.3 | 195.0 | 0.817 | 0.615 |
| 0.3 | 225.0 | 5.1 | 0.914 |
| 0.3 | 255.0 | 5.69 | 0.922 |
| 0.3 | 285.0 | 2.91 | 0.556 |
| 0.3 | 315.0 | 3.18 | 0.563 |
| 0.3 | 345.0 | 2.6 | 0.431 |
| 0.5 | 15.0 | 2.52 | 0.443 |
| 0.5 | 45.0 | 2.43 | 0.448 |
| 0.5 | 75.0 | 3.04 | 0.548 |
| 0.5 | 105.0 | 2.54 | 0.441 |
| 0.5 | 135.0 | 3.47 | 0.715 |
| 0.5 | 195.0 | 2.4 | 2.78 |
| 0.5 | 225.0 | 2.68 | 0.583 |
| 0.5 | 255.0 | 3.99 | 0.625 |
| 0.5 | 285.0 | 1.48 | 0.325 |
| 0.5 | 315.0 | 1.64 | 0.336 |
| 0.5 | 345.0 | 2.68 | 0.474 |
| 0.7 | 15.0 | 2.39 | 0.439 |
| 0.7 | 45.0 | 2.54 | 0.514 |
| 0.7 | 75.0 | 1.99 | 0.442 |
| 0.7 | 105.0 | 1.65 | 0.335 |
| 0.7 | 135.0 | 2.97 | 0.706 |
| 0.7 | 165.0 | 2.47 | 3.03 |
| 0.7 | 195.0 | 2.32 | 1.95 |
| 0.7 | 225.0 | 2.49 | 0.644 |
| 0.7 | 255.0 | 2.73 | 0.549 |
| 0.7 | 285.0 | 3.43 | 0.739 |
| 0.7 | 315.0 | 1.41 | 0.343 |
| 0.7 | 345.0 | 1.53 | 0.305 |
| 0.9 | 15.0 | 1.21 | 0.33 |
| 0.9 | 45.0 | 1.55 | 0.414 |
| 0.9 | 75.0 | 1.09 | 0.444 |
| 0.9 | 105.0 | 0.442 | 0.171 |
| 0.9 | 135.0 | 0.924 | 0.325 |
| 0.9 | 165.0 | 0.152 | 0.158 |
| 0.9 | 195.0 | 1.61 | 0.879 |
| 0.9 | 225.0 | 2.59 | 0.894 |
| 0.9 | 255.0 | 2.43 | 0.722 |
| 0.9 | 285.0 | 2.72 | 0.767 |
| 0.9 | 315.0 | 3.14 | 0.828 |
| 0.9 | 345.0 | 1.23 | 0.323 |
Experiment comment: