Measurement E9M134
| 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: | 1.16 GeV | |
| ε: | 0.713 | |
| 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 | syst. uncert. |
|---|---|---|---|---|
| -0.9 | 15.0 | 3.84 | 1.66 | 0.4179 |
| -0.9 | 45.0 | 1.6 | 0.887 | 0.6668 |
| -0.9 | 75.0 | 1.06 | 0.568 | 0.5703 |
| -0.9 | 105.0 | 1.22 | 0.747 | 0.4358 |
| -0.9 | 135.0 | 1.89 | 0.808 | 1.0157 |
| -0.9 | 165.0 | 4.39 | 1.84 | 0.7016 |
| -0.9 | 195.0 | 2.69 | 1.04 | 1.5092 |
| -0.9 | 225.0 | 3.22 | 1.37 | 1.2344 |
| -0.9 | 255.0 | 1.87 | 0.917 | 0.3964 |
| -0.9 | 285.0 | 4.31 | 1.82 | 0.4671 |
| -0.9 | 315.0 | 1.56 | 0.725 | 0.717 |
| -0.9 | 345.0 | 1.12 | 0.841 | 1.0979 |
| -0.7 | 15.0 | 3.82 | 1.93 | 1.4742 |
| -0.7 | 45.0 | 2.36 | 1.07 | 0.6967 |
| -0.7 | 75.0 | 4.08 | 1.44 | 0.4305 |
| -0.7 | 105.0 | 10.3 | 3.47 | 1.6057 |
| -0.7 | 135.0 | 1.85 | 0.876 | 0.6411 |
| -0.7 | 165.0 | 4.0 | 1.4 | 0.6906 |
| -0.7 | 195.0 | 3.82 | 1.5 | 0.9898 |
| -0.7 | 225.0 | 2.11 | 1.12 | 1.0153 |
| -0.7 | 255.0 | 4.4 | 1.59 | 0.6075 |
| -0.7 | 285.0 | 6.74 | 2.35 | 0.6935 |
| -0.7 | 315.0 | 4.04 | 1.62 | 0.7631 |
| -0.7 | 345.0 | 1.95 | 0.821 | 0.334 |
| -0.5 | 15.0 | 4.66 | 1.59 | 0.3326 |
| -0.5 | 45.0 | 0.799 | 0.478 | 0.18 |
| -0.5 | 75.0 | 6.4 | 2.24 | 1.2018 |
| -0.5 | 105.0 | 4.72 | 1.47 | 1.0705 |
| -0.5 | 135.0 | 5.09 | 1.69 | 0.2775 |
| -0.5 | 165.0 | 5.52 | 1.89 | 1.4754 |
| -0.5 | 195.0 | 4.56 | 1.5 | 1.1079 |
| -0.5 | 225.0 | 4.16 | 1.39 | 0.447 |
| -0.5 | 255.0 | 5.73 | 1.83 | 0.51 |
| -0.5 | 285.0 | 3.58 | 1.51 | 0.7038 |
| -0.5 | 315.0 | 4.03 | 1.55 | 0.6374 |
| -0.5 | 345.0 | 2.31 | 0.916 | 1.2021 |
| -0.3 | 15.0 | 5.3 | 1.65 | 1.0468 |
| -0.3 | 45.0 | 3.95 | 1.41 | 0.4189 |
| -0.3 | 75.0 | 8.45 | 2.89 | 0.6709 |
| -0.3 | 105.0 | 4.89 | 1.79 | 0.8423 |
| -0.3 | 135.0 | 3.89 | 1.36 | 0.8754 |
| -0.3 | 165.0 | 3.36 | 1.22 | 0.946 |
| -0.3 | 195.0 | 3.38 | 1.16 | 2.0854 |
| -0.3 | 225.0 | 4.9 | 1.58 | 0.85 |
| -0.3 | 255.0 | 3.96 | 1.71 | 0.3884 |
| -0.3 | 285.0 | 3.55 | 1.44 | 0.496 |
| -0.3 | 315.0 | 4.41 | 1.92 | 0.7468 |
| -0.3 | 345.0 | 3.54 | 1.14 | 1.0289 |
| -0.1 | 15.0 | 3.92 | 1.34 | 0.745 |
| -0.1 | 45.0 | 5.58 | 1.93 | 0.1749 |
| -0.1 | 75.0 | 6.69 | 2.35 | 0.9253 |
| -0.1 | 105.0 | 5.47 | 1.74 | 0.8766 |
| -0.1 | 135.0 | 2.54 | 1.11 | 1.0183 |
| -0.1 | 165.0 | 4.31 | 1.29 | 0.6312 |
| -0.1 | 195.0 | 8.56 | 2.2 | 3.1782 |
| -0.1 | 225.0 | 4.59 | 1.48 | 0.2977 |
| -0.1 | 255.0 | 4.61 | 1.6 | 1.2201 |
| -0.1 | 285.0 | 7.22 | 2.32 | 0.7095 |
| -0.1 | 315.0 | 3.81 | 1.36 | 0.8062 |
| -0.1 | 345.0 | 4.06 | 1.18 | 0.8932 |
| 0.1 | 15.0 | 5.32 | 1.64 | 0.8111 |
| 0.1 | 45.0 | 3.0 | 1.01 | 0.0791 |
| 0.1 | 75.0 | 2.9 | 1.05 | 0.4075 |
| 0.1 | 105.0 | 5.35 | 1.75 | 0.7442 |
| 0.1 | 135.0 | 5.25 | 1.51 | 0.9863 |
| 0.1 | 165.0 | 6.02 | 1.72 | 0.417 |
| 0.1 | 195.0 | 6.81 | 1.85 | 0.6208 |
| 0.1 | 225.0 | 15.6 | 4.1 | 1.0428 |
| 0.1 | 255.0 | 3.24 | 1.54 | 0.1456 |
| 0.1 | 285.0 | 5.95 | 2.03 | 3.335 |
| 0.1 | 315.0 | 7.53 | 2.09 | 0.4934 |
| 0.1 | 345.0 | 2.7 | 0.887 | 0.203 |
| 0.3 | 15.0 | 5.61 | 1.73 | 0.6126 |
| 0.3 | 45.0 | 2.37 | 0.784 | 0.6455 |
| 0.3 | 75.0 | 8.66 | 2.5 | 1.1983 |
| 0.3 | 105.0 | 2.16 | 0.923 | 2.0375 |
| 0.3 | 135.0 | 8.67 | 2.46 | 0.6442 |
| 0.3 | 165.0 | 2.88 | 0.876 | 1.1492 |
| 0.3 | 195.0 | 6.06 | 1.75 | 0.4139 |
| 0.3 | 225.0 | 14.6 | 3.73 | 1.6093 |
| 0.3 | 255.0 | 7.97 | 2.68 | 1.062 |
| 0.3 | 285.0 | 3.75 | 1.3 | 1.6546 |
| 0.3 | 315.0 | 2.62 | 1.0 | 0.1154 |
| 0.3 | 345.0 | 2.23 | 0.721 | 0.7574 |
| 0.5 | 15.0 | 5.51 | 1.67 | 0.2486 |
| 0.5 | 45.0 | 12.7 | 3.6 | 0.6364 |
| 0.5 | 75.0 | 7.33 | 2.69 | 1.736 |
| 0.5 | 105.0 | 7.11 | 2.38 | 0.6205 |
| 0.5 | 135.0 | 5.43 | 1.51 | 1.3707 |
| 0.5 | 165.0 | 8.75 | 2.37 | 1.5138 |
| 0.5 | 195.0 | 9.35 | 2.26 | 0.4264 |
| 0.5 | 225.0 | 5.64 | 1.49 | 1.3514 |
| 0.5 | 255.0 | 5.33 | 1.72 | 2.2103 |
| 0.5 | 285.0 | 6.06 | 1.78 | 1.9685 |
| 0.5 | 315.0 | 2.27 | 0.792 | 0.5957 |
| 0.5 | 345.0 | 3.43 | 1.11 | 0.3606 |
| 0.7 | 15.0 | 3.49 | 1.04 | 0.4908 |
| 0.7 | 45.0 | 1.98 | 0.802 | 0.7517 |
| 0.7 | 75.0 | 5.15 | 1.63 | 0.5498 |
| 0.7 | 105.0 | 5.25 | 2.15 | 0.4901 |
| 0.7 | 135.0 | 12.8 | 3.4 | 1.5411 |
| 0.7 | 165.0 | 12.6 | 3.42 | 2.968 |
| 0.7 | 195.0 | 7.54 | 1.77 | 2.8363 |
| 0.7 | 225.0 | 8.68 | 2.8 | 1.3816 |
| 0.7 | 255.0 | 7.93 | 2.72 | 2.3206 |
| 0.7 | 285.0 | 6.95 | 1.96 | 0.9938 |
| 0.7 | 315.0 | 3.49 | 1.22 | 0.9149 |
| 0.7 | 345.0 | 2.32 | 0.835 | 1.0997 |
| 0.9 | 15.0 | 3.5 | 1.18 | 0.6962 |
| 0.9 | 45.0 | 5.9 | 2.28 | 1.7114 |
| 0.9 | 75.0 | 11.2 | 3.68 | 1.5742 |
| 0.9 | 105.0 | 5.02 | 1.86 | 0.963 |
| 0.9 | 135.0 | 8.82 | 2.86 | 1.6871 |
| 0.9 | 165.0 | 4.69 | 1.47 | 2.3208 |
| 0.9 | 195.0 | 6.78 | 2.14 | 1.7329 |
| 0.9 | 225.0 | 7.56 | 2.43 | 1.1374 |
| 0.9 | 255.0 | 5.9 | 2.27 | 0.5585 |
| 0.9 | 285.0 | 9.12 | 2.62 | 1.6644 |
| 0.9 | 315.0 | 5.49 | 2.37 | 1.6669 |
| 0.9 | 345.0 | 1.82 | 0.675 | 0.8854 |
Experiment comment: