Measurement E9M119
| 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: | 0.6 — 0.7 GeV2 | |
| W: | 1.32 GeV | |
| ε: | 0.652 | |
| 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 | 0.885 | 0.368 |
| -0.9 | 45.0 | 0.944 | 0.404 |
| -0.9 | 75.0 | 1.44 | 0.641 |
| -0.9 | 105.0 | 1.3 | 0.578 |
| -0.9 | 135.0 | 4.08 | 1.55 |
| -0.9 | 165.0 | 1.37 | 0.542 |
| -0.9 | 195.0 | 1.0 | 0.415 |
| -0.9 | 225.0 | 1.25 | 0.531 |
| -0.9 | 255.0 | 0.745 | 0.403 |
| -0.9 | 285.0 | 1.54 | 0.7 |
| -0.9 | 315.0 | 1.18 | 0.468 |
| -0.9 | 345.0 | 2.02 | 0.695 |
| -0.7 | 15.0 | 1.73 | 0.437 |
| -0.7 | 45.0 | 2.33 | 0.731 |
| -0.7 | 75.0 | 1.96 | 0.75 |
| -0.7 | 105.0 | 2.02 | 0.769 |
| -0.7 | 135.0 | 3.79 | 1.71 |
| -0.7 | 165.0 | 1.39 | 0.63 |
| -0.7 | 195.0 | 1.87 | 0.697 |
| -0.7 | 225.0 | 1.88 | 0.796 |
| -0.7 | 255.0 | 7.01 | 2.06 |
| -0.7 | 285.0 | 2.56 | 0.79 |
| -0.7 | 315.0 | 2.46 | 0.708 |
| -0.7 | 345.0 | 1.91 | 0.543 |
| -0.5 | 15.0 | 2.49 | 0.601 |
| -0.5 | 45.0 | 3.87 | 0.917 |
| -0.5 | 75.0 | 5.18 | 1.29 |
| -0.5 | 105.0 | 7.6 | 1.98 |
| -0.5 | 135.0 | 4.96 | 1.93 |
| -0.5 | 165.0 | 2.26 | 0.961 |
| -0.5 | 195.0 | 3.76 | 1.39 |
| -0.5 | 225.0 | 4.98 | 2.05 |
| -0.5 | 255.0 | 3.21 | 1.06 |
| -0.5 | 285.0 | 6.95 | 1.7 |
| -0.5 | 315.0 | 3.41 | 0.841 |
| -0.5 | 345.0 | 3.41 | 0.947 |
| -0.3 | 15.0 | 2.97 | 0.753 |
| -0.3 | 45.0 | 2.92 | 0.753 |
| -0.3 | 75.0 | 7.39 | 1.76 |
| -0.3 | 105.0 | 5.55 | 1.33 |
| -0.3 | 135.0 | 10.1 | 3.7 |
| -0.3 | 165.0 | 1.86 | 0.795 |
| -0.3 | 195.0 | 0.716 | 0.525 |
| -0.3 | 225.0 | 3.79 | 1.74 |
| -0.3 | 255.0 | 4.9 | 1.2 |
| -0.3 | 285.0 | 4.24 | 1.05 |
| -0.3 | 315.0 | 3.73 | 0.836 |
| -0.3 | 345.0 | 2.01 | 0.523 |
| -0.1 | 15.0 | 2.71 | 0.682 |
| -0.1 | 45.0 | 4.54 | 0.958 |
| -0.1 | 75.0 | 4.8 | 1.12 |
| -0.1 | 105.0 | 7.83 | 1.97 |
| -0.1 | 135.0 | 3.1 | 0.896 |
| -0.1 | 165.0 | 7.85 | 4.43 |
| -0.1 | 195.0 | 2.7 | 2.1 |
| -0.1 | 225.0 | 5.92 | 2.1 |
| -0.1 | 255.0 | 5.25 | 1.24 |
| -0.1 | 285.0 | 7.91 | 1.77 |
| -0.1 | 315.0 | 7.18 | 1.5 |
| -0.1 | 345.0 | 4.47 | 1.02 |
| 0.1 | 15.0 | 2.94 | 0.659 |
| 0.1 | 45.0 | 5.52 | 1.17 |
| 0.1 | 75.0 | 4.99 | 1.14 |
| 0.1 | 105.0 | 3.9 | 1.01 |
| 0.1 | 135.0 | 6.5 | 1.63 |
| 0.1 | 165.0 | 4.46 | 3.75 |
| 0.1 | 195.0 | 2.11 | 2.28 |
| 0.1 | 225.0 | 8.5 | 2.26 |
| 0.1 | 255.0 | 4.81 | 1.3 |
| 0.1 | 285.0 | 5.21 | 1.29 |
| 0.1 | 315.0 | 4.47 | 0.86 |
| 0.1 | 345.0 | 3.29 | 0.716 |
| 0.3 | 15.0 | 3.44 | 0.678 |
| 0.3 | 45.0 | 4.33 | 1.05 |
| 0.3 | 75.0 | 3.17 | 0.733 |
| 0.3 | 105.0 | 5.41 | 1.38 |
| 0.3 | 135.0 | 5.49 | 1.53 |
| 0.3 | 165.0 | 3.89 | 2.32 |
| 0.3 | 195.0 | 1.32 | 0.999 |
| 0.3 | 225.0 | 5.46 | 1.4 |
| 0.3 | 255.0 | 7.55 | 1.64 |
| 0.3 | 285.0 | 4.86 | 1.12 |
| 0.3 | 315.0 | 5.09 | 1.0 |
| 0.3 | 345.0 | 3.71 | 0.803 |
| 0.5 | 15.0 | 2.25 | 0.581 |
| 0.5 | 45.0 | 5.55 | 1.26 |
| 0.5 | 75.0 | 2.32 | 0.644 |
| 0.5 | 105.0 | 3.41 | 0.767 |
| 0.5 | 135.0 | 4.73 | 1.17 |
| 0.5 | 165.0 | 31.0 | 34.8 |
| 0.5 | 195.0 | 2.65 | 1.76 |
| 0.5 | 225.0 | 3.47 | 0.925 |
| 0.5 | 255.0 | 7.02 | 1.6 |
| 0.5 | 285.0 | 4.15 | 0.997 |
| 0.5 | 315.0 | 4.49 | 0.947 |
| 0.5 | 345.0 | 2.14 | 0.58 |
| 0.7 | 15.0 | 2.04 | 0.556 |
| 0.7 | 45.0 | 3.9 | 1.24 |
| 0.7 | 75.0 | 1.87 | 0.581 |
| 0.7 | 105.0 | 2.5 | 0.751 |
| 0.7 | 135.0 | 3.77 | 1.18 |
| 0.7 | 165.0 | 3.27 | 1.73 |
| 0.7 | 195.0 | 8.76 | 5.2 |
| 0.7 | 225.0 | 4.3 | 1.22 |
| 0.7 | 255.0 | 2.81 | 0.956 |
| 0.7 | 285.0 | 3.03 | 0.822 |
| 0.7 | 315.0 | 2.62 | 0.756 |
| 0.7 | 345.0 | 2.83 | 0.728 |
| 0.9 | 15.0 | 1.51 | 0.575 |
| 0.9 | 45.0 | 0.557 | 0.299 |
| 0.9 | 75.0 | 1.01 | 0.402 |
| 0.9 | 105.0 | 3.27 | 1.65 |
| 0.9 | 135.0 | 2.01 | 1.16 |
| 0.9 | 165.0 | 0.752 | 0.496 |
| 0.9 | 195.0 | 0.757 | 0.59 |
| 0.9 | 225.0 | 2.75 | 1.68 |
| 0.9 | 255.0 | 5.04 | 2.16 |
| 0.9 | 285.0 | 2.54 | 0.882 |
| 0.9 | 315.0 | 0.448 | 0.237 |
| 0.9 | 345.0 | 0.712 | 0.321 |
Experiment comment: