Measurement E9M118
| 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: | 1.3 GeV | |
| ε: | 0.668 | |
| 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 | 0.732 | 0.319 | 0.3491 |
| -0.9 | 45.0 | 4.02 | 1.24 | 0.1256 |
| -0.9 | 75.0 | 3.2 | 0.951 | 0.3567 |
| -0.9 | 105.0 | 3.48 | 1.22 | 1.0433 |
| -0.9 | 135.0 | 6.81 | 2.33 | 1.6696 |
| -0.9 | 165.0 | 4.01 | 1.52 | 1.1402 |
| -0.9 | 195.0 | 1.84 | 0.846 | 0.263 |
| -0.9 | 225.0 | 1.53 | 0.613 | 0.1907 |
| -0.9 | 255.0 | 2.55 | 0.987 | 0.3519 |
| -0.9 | 285.0 | 3.7 | 1.21 | 0.7324 |
| -0.9 | 315.0 | 1.64 | 0.584 | 0.2706 |
| -0.9 | 345.0 | 2.29 | 0.748 | 0.4266 |
| -0.7 | 15.0 | 2.65 | 0.692 | 0.4541 |
| -0.7 | 45.0 | 4.31 | 0.985 | 0.305 |
| -0.7 | 75.0 | 4.48 | 1.11 | 0.2593 |
| -0.7 | 105.0 | 5.29 | 1.47 | 1.0755 |
| -0.7 | 135.0 | 3.13 | 1.09 | 0.3976 |
| -0.7 | 165.0 | 0.962 | 0.357 | 0.3154 |
| -0.7 | 195.0 | 2.49 | 0.768 | 0.4086 |
| -0.7 | 225.0 | 2.72 | 0.876 | 0.7296 |
| -0.7 | 255.0 | 3.33 | 1.1 | 0.6678 |
| -0.7 | 285.0 | 6.74 | 1.65 | 1.0848 |
| -0.7 | 315.0 | 12.0 | 2.89 | 3.5736 |
| -0.7 | 345.0 | 2.8 | 0.779 | 0.4905 |
| -0.5 | 15.0 | 3.93 | 0.845 | 0.1612 |
| -0.5 | 45.0 | 2.65 | 0.647 | 0.143 |
| -0.5 | 75.0 | 5.45 | 1.36 | 0.4315 |
| -0.5 | 105.0 | 12.1 | 2.67 | 1.6346 |
| -0.5 | 135.0 | 5.73 | 2.0 | 1.1446 |
| -0.5 | 165.0 | 4.17 | 1.48 | 1.5538 |
| -0.5 | 195.0 | 5.6 | 2.04 | 1.5473 |
| -0.5 | 225.0 | 1.04 | 0.542 | 0.6525 |
| -0.5 | 255.0 | 8.49 | 2.08 | 1.1943 |
| -0.5 | 285.0 | 4.0 | 0.981 | 0.1396 |
| -0.5 | 315.0 | 6.67 | 1.48 | 0.867 |
| -0.5 | 345.0 | 3.97 | 0.827 | 0.4904 |
| -0.3 | 15.0 | 2.5 | 0.57 | 0.7084 |
| -0.3 | 45.0 | 3.92 | 0.86 | 0.3668 |
| -0.3 | 75.0 | 8.43 | 1.68 | 0.5624 |
| -0.3 | 105.0 | 7.47 | 1.63 | 0.6567 |
| -0.3 | 135.0 | 2.13 | 0.923 | 0.2001 |
| -0.3 | 165.0 | 3.14 | 1.08 | 0.5774 |
| -0.3 | 195.0 | 2.96 | 1.18 | 0.7043 |
| -0.3 | 225.0 | 5.52 | 1.73 | 0.5978 |
| -0.3 | 255.0 | 7.39 | 1.79 | 0.4225 |
| -0.3 | 285.0 | 6.16 | 1.29 | 1.1323 |
| -0.3 | 315.0 | 5.02 | 1.04 | 0.1335 |
| -0.3 | 345.0 | 4.3 | 0.816 | 0.9368 |
| -0.1 | 15.0 | 4.88 | 0.954 | 0.5762 |
| -0.1 | 45.0 | 6.62 | 1.32 | 0.6397 |
| -0.1 | 75.0 | 9.07 | 1.73 | 0.75 |
| -0.1 | 105.0 | 6.12 | 1.5 | 0.5553 |
| -0.1 | 135.0 | 6.04 | 2.09 | 0.9985 |
| -0.1 | 165.0 | 3.61 | 2.0 | 0.7309 |
| -0.1 | 195.0 | 9.16 | 4.29 | 3.1474 |
| -0.1 | 225.0 | 4.67 | 1.35 | 0.5275 |
| -0.1 | 255.0 | 10.5 | 2.15 | 0.4873 |
| -0.1 | 285.0 | 9.18 | 1.83 | 0.939 |
| -0.1 | 315.0 | 9.53 | 1.89 | 0.8527 |
| -0.1 | 345.0 | 3.94 | 0.776 | 0.5448 |
| 0.1 | 15.0 | 5.82 | 1.07 | 0.2273 |
| 0.1 | 45.0 | 7.02 | 1.37 | 0.1833 |
| 0.1 | 75.0 | 10.6 | 2.03 | 1.5385 |
| 0.1 | 105.0 | 11.8 | 2.4 | 1.8028 |
| 0.1 | 135.0 | 7.63 | 2.09 | 1.3246 |
| 0.1 | 165.0 | 2.27 | 1.42 | 1.7609 |
| 0.1 | 195.0 | 1.81 | 1.12 | 0.6118 |
| 0.1 | 225.0 | 4.38 | 1.39 | 0.5471 |
| 0.1 | 255.0 | 8.79 | 1.77 | 0.6176 |
| 0.1 | 285.0 | 9.84 | 1.95 | 0.354 |
| 0.1 | 315.0 | 5.4 | 1.02 | 0.998 |
| 0.1 | 345.0 | 3.1 | 0.655 | 0.1535 |
| 0.3 | 15.0 | 5.23 | 0.955 | 0.8276 |
| 0.3 | 45.0 | 5.19 | 1.02 | 0.2743 |
| 0.3 | 75.0 | 6.08 | 1.29 | 0.3748 |
| 0.3 | 105.0 | 8.44 | 1.67 | 0.4551 |
| 0.3 | 135.0 | 6.73 | 1.62 | 0.791 |
| 0.3 | 165.0 | 3.53 | 1.97 | 1.0222 |
| 0.3 | 195.0 | 3.27 | 2.54 | 0.8026 |
| 0.3 | 225.0 | 4.15 | 1.03 | 1.4095 |
| 0.3 | 255.0 | 9.97 | 1.93 | 0.6198 |
| 0.3 | 285.0 | 4.36 | 1.0 | 0.2995 |
| 0.3 | 315.0 | 5.78 | 1.15 | 0.398 |
| 0.3 | 345.0 | 3.7 | 0.822 | 0.316 |
| 0.5 | 15.0 | 3.16 | 0.717 | 0.2802 |
| 0.5 | 45.0 | 3.34 | 0.724 | 0.8336 |
| 0.5 | 75.0 | 6.61 | 1.39 | 0.822 |
| 0.5 | 105.0 | 8.22 | 1.87 | 1.3399 |
| 0.5 | 135.0 | 4.69 | 1.21 | 0.3505 |
| 0.5 | 165.0 | 5.86 | 2.95 | 2.1081 |
| 0.5 | 195.0 | 2.92 | 1.87 | 1.0961 |
| 0.5 | 225.0 | 6.13 | 1.54 | 1.1898 |
| 0.5 | 255.0 | 5.04 | 1.09 | 1.16 |
| 0.5 | 285.0 | 6.71 | 1.41 | 0.2571 |
| 0.5 | 315.0 | 5.64 | 1.11 | 0.2053 |
| 0.5 | 345.0 | 4.3 | 0.89 | 0.3343 |
| 0.7 | 15.0 | 3.46 | 0.887 | 0.2907 |
| 0.7 | 45.0 | 4.93 | 1.2 | 1.2099 |
| 0.7 | 75.0 | 4.47 | 1.1 | 0.6275 |
| 0.7 | 105.0 | 4.74 | 1.32 | 0.6925 |
| 0.7 | 135.0 | 3.2 | 0.94 | 0.6053 |
| 0.7 | 165.0 | 1.25 | 0.77 | 1.5681 |
| 0.7 | 195.0 | 1.77 | 0.872 | 0.7123 |
| 0.7 | 225.0 | 6.04 | 1.74 | 1.4964 |
| 0.7 | 255.0 | 7.42 | 1.8 | 0.806 |
| 0.7 | 285.0 | 3.28 | 1.04 | 0.5502 |
| 0.7 | 315.0 | 3.27 | 0.794 | 0.6249 |
| 0.7 | 345.0 | 3.32 | 0.786 | 0.2755 |
| 0.9 | 15.0 | 2.82 | 0.862 | 0.3195 |
| 0.9 | 45.0 | 2.88 | 1.04 | 0.9521 |
| 0.9 | 75.0 | 2.51 | 0.889 | 0.3865 |
| 0.9 | 105.0 | 4.34 | 1.58 | 1.2077 |
| 0.9 | 135.0 | 6.27 | 3.5 | 2.9648 |
| 0.9 | 165.0 | 1.69 | 0.735 | 0.6435 |
| 0.9 | 195.0 | 6.21 | 3.12 | 1.9031 |
| 0.9 | 225.0 | 3.42 | 1.41 | 1.0254 |
| 0.9 | 255.0 | 3.11 | 1.07 | 0.3941 |
| 0.9 | 285.0 | 4.08 | 1.32 | 0.4557 |
| 0.9 | 315.0 | 2.29 | 0.682 | 0.236 |
| 0.9 | 345.0 | 1.2 | 0.442 | 0.1962 |
Experiment comment: