Measurement E9M133
| 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: | 1.14 GeV | |
| ε: | 0.724 | |
| 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 | 4.24 | 2.21 | 1.0129 |
| -0.9 | 45.0 | 4.08 | 2.83 | 1.5784 |
| -0.9 | 75.0 | 0.813 | 0.518 | 0.0378 |
| -0.9 | 105.0 | 2.46 | 1.38 | 0.456 |
| -0.9 | 135.0 | 8.07 | 5.21 | 3.7299 |
| -0.9 | 165.0 | 0.73 | 0.465 | 0.0713 |
| -0.9 | 195.0 | 0.432 | 0.325 | 0.4698 |
| -0.9 | 225.0 | 3.25 | 2.03 | 1.2461 |
| -0.9 | 255.0 | 1.82 | 1.03 | 0.4141 |
| -0.9 | 285.0 | 2.45 | 1.17 | 0.8147 |
| -0.9 | 315.0 | 2.05 | 1.21 | 0.7586 |
| -0.9 | 345.0 | 1.4 | 1.13 | 0.293 |
| -0.7 | 15.0 | 2.77 | 1.56 | 1.0755 |
| -0.7 | 45.0 | 1.87 | 0.859 | 0.1481 |
| -0.7 | 75.0 | 0.748 | 0.565 | 0.1386 |
| -0.7 | 105.0 | 6.01 | 3.26 | 1.9647 |
| -0.7 | 135.0 | 1.57 | 0.767 | 0.6169 |
| -0.7 | 165.0 | 2.11 | 0.982 | 0.4581 |
| -0.7 | 195.0 | 1.9 | 0.842 | 0.4101 |
| -0.7 | 225.0 | 0.781 | 0.579 | 0.1523 |
| -0.7 | 255.0 | 0.949 | 0.594 | 0.3515 |
| -0.7 | 285.0 | 2.03 | 1.33 | 1.0938 |
| -0.7 | 315.0 | 1.06 | 0.587 | 1.0633 |
| -0.7 | 345.0 | 2.93 | 1.36 | 1.3363 |
| -0.5 | 15.0 | 1.42 | 0.718 | 0.4768 |
| -0.5 | 45.0 | 0.453 | 0.471 | 0.2577 |
| -0.5 | 75.0 | 2.54 | 1.13 | 2.5008 |
| -0.5 | 105.0 | 6.18 | 2.42 | 0.3138 |
| -0.5 | 135.0 | 2.91 | 1.17 | 1.1389 |
| -0.5 | 165.0 | 2.96 | 1.08 | 1.0211 |
| -0.5 | 195.0 | 2.96 | 1.17 | 0.5797 |
| -0.5 | 225.0 | 4.04 | 1.52 | 0.7293 |
| -0.5 | 255.0 | 3.04 | 1.21 | 0.8915 |
| -0.5 | 315.0 | 2.72 | 1.17 | 0.2101 |
| -0.5 | 345.0 | 1.64 | 0.844 | 0.2912 |
| -0.3 | 15.0 | 2.67 | 1.24 | 0.2247 |
| -0.3 | 45.0 | 1.87 | 1.06 | 0.3701 |
| -0.3 | 75.0 | 1.33 | 0.831 | 1.1378 |
| -0.3 | 105.0 | 5.29 | 2.29 | 1.1153 |
| -0.3 | 135.0 | 4.2 | 1.92 | 0.9253 |
| -0.3 | 165.0 | 1.57 | 0.705 | 1.2518 |
| -0.3 | 195.0 | 8.57 | 2.81 | 2.0333 |
| -0.3 | 225.0 | 0.919 | 0.486 | 0.7296 |
| -0.3 | 255.0 | 4.46 | 1.77 | 0.8408 |
| -0.3 | 285.0 | 3.74 | 1.74 | 0.839 |
| -0.3 | 315.0 | 2.35 | 1.16 | 2.9782 |
| -0.3 | 345.0 | 1.81 | 1.03 | 0.3462 |
| -0.1 | 15.0 | 3.69 | 1.61 | 1.0151 |
| -0.1 | 45.0 | 1.99 | 0.987 | 0.2667 |
| -0.1 | 75.0 | 1.87 | 1.02 | 0.0255 |
| -0.1 | 105.0 | 4.6 | 1.86 | 1.0528 |
| -0.1 | 135.0 | 2.35 | 1.25 | 0.8792 |
| -0.1 | 165.0 | 3.1 | 1.32 | 0.6828 |
| -0.1 | 195.0 | 5.84 | 1.89 | 0.5947 |
| -0.1 | 225.0 | 4.41 | 1.72 | 0.3144 |
| -0.1 | 255.0 | 3.05 | 1.39 | 0.6973 |
| -0.1 | 285.0 | 3.8 | 1.5 | 0.7066 |
| -0.1 | 315.0 | 4.67 | 1.89 | 1.5803 |
| -0.1 | 345.0 | 1.11 | 0.554 | 0.1121 |
| 0.1 | 15.0 | 1.69 | 0.729 | 0.0618 |
| 0.1 | 45.0 | 0.884 | 0.475 | 0.2432 |
| 0.1 | 75.0 | 2.34 | 1.06 | 0.1942 |
| 0.1 | 105.0 | 0.976 | 0.716 | 0.3412 |
| 0.1 | 135.0 | 2.17 | 1.32 | 0.1526 |
| 0.1 | 165.0 | 4.0 | 1.19 | 1.407 |
| 0.1 | 195.0 | 1.89 | 0.769 | 0.6509 |
| 0.1 | 225.0 | 7.83 | 2.88 | 0.9621 |
| 0.1 | 255.0 | 3.37 | 1.44 | 0.435 |
| 0.1 | 285.0 | 1.35 | 0.739 | 0.3932 |
| 0.1 | 315.0 | 4.65 | 1.64 | 0.0354 |
| 0.1 | 345.0 | 1.41 | 0.696 | 0.2201 |
| 0.3 | 15.0 | 2.65 | 1.03 | 0.6174 |
| 0.3 | 45.0 | 0.777 | 0.476 | 0.2779 |
| 0.3 | 75.0 | 1.73 | 0.866 | 0.5825 |
| 0.3 | 105.0 | 2.32 | 1.11 | 0.3178 |
| 0.3 | 135.0 | 5.91 | 1.98 | 0.371 |
| 0.3 | 165.0 | 2.36 | 0.877 | 0.8944 |
| 0.3 | 195.0 | 3.95 | 1.56 | 0.4002 |
| 0.3 | 225.0 | 4.44 | 1.59 | 0.931 |
| 0.3 | 255.0 | 5.11 | 1.85 | 1.0218 |
| 0.3 | 285.0 | 7.13 | 3.23 | 1.5487 |
| 0.3 | 315.0 | 7.53 | 3.49 | 3.1468 |
| 0.3 | 345.0 | 2.81 | 1.82 | 1.0601 |
| 0.5 | 15.0 | 2.12 | 0.918 | 0.4887 |
| 0.5 | 45.0 | 2.02 | 0.911 | 0.4045 |
| 0.5 | 75.0 | 1.65 | 0.733 | 0.893 |
| 0.5 | 105.0 | 1.35 | 0.828 | 0.5357 |
| 0.5 | 135.0 | 1.2 | 0.731 | 0.5211 |
| 0.5 | 165.0 | 5.82 | 1.72 | 0.6178 |
| 0.5 | 195.0 | 2.49 | 0.837 | 0.5218 |
| 0.5 | 225.0 | 8.34 | 3.09 | 1.8042 |
| 0.5 | 255.0 | 2.13 | 0.888 | 1.0631 |
| 0.5 | 285.0 | 6.65 | 3.82 | 2.1704 |
| 0.5 | 315.0 | 4.42 | 1.85 | 0.2923 |
| 0.5 | 345.0 | 2.95 | 1.58 | 1.2819 |
| 0.7 | 15.0 | 4.61 | 2.06 | 0.2674 |
| 0.7 | 45.0 | 5.63 | 2.54 | 1.6907 |
| 0.7 | 75.0 | 2.58 | 1.41 | 0.745 |
| 0.7 | 105.0 | 1.76 | 0.848 | 0.3692 |
| 0.7 | 135.0 | 1.27 | 0.771 | 0.3288 |
| 0.7 | 165.0 | 2.27 | 0.886 | 1.1061 |
| 0.7 | 195.0 | 2.0 | 0.832 | 0.5573 |
| 0.7 | 225.0 | 8.07 | 3.03 | 1.2912 |
| 0.7 | 255.0 | 6.52 | 3.42 | 1.7692 |
| 0.7 | 285.0 | 3.34 | 1.37 | 0.4185 |
| 0.7 | 315.0 | 7.3 | 3.82 | 3.2088 |
| 0.7 | 345.0 | 0.833 | 0.407 | 0.4509 |
| 0.9 | 15.0 | 3.54 | 1.47 | 0.5583 |
| 0.9 | 45.0 | 3.37 | 1.59 | 0.6716 |
| 0.9 | 75.0 | 3.38 | 1.93 | 1.318 |
| 0.9 | 105.0 | 3.77 | 1.42 | 0.2172 |
| 0.9 | 135.0 | 8.73 | 3.22 | 2.7228 |
| 0.9 | 165.0 | 3.51 | 1.39 | 0.9934 |
| 0.9 | 195.0 | 4.96 | 2.17 | 1.5566 |
| 0.9 | 225.0 | 5.43 | 1.85 | 1.249 |
| 0.9 | 255.0 | 10.3 | 5.19 | 2.8635 |
| 0.9 | 285.0 | 1.66 | 1.04 | 2.1376 |
| 0.9 | 315.0 | 2.88 | 1.49 | 1.1513 |
| 0.9 | 345.0 | 3.65 | 2.18 | 1.0633 |
Experiment comment: