Measurement E9M154
| 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: | 0.8 — 1.0 GeV2 | |
| W: | 1.18 GeV | |
| ε: | 0.629 | |
| 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 | 3.4 | 0.956 | 1.0028 |
| -0.9 | 45.0 | 5.45 | 1.47 | 0.8036 |
| -0.9 | 75.0 | 3.36 | 1.14 | 0.7828 |
| -0.9 | 105.0 | 3.1 | 0.957 | 0.4853 |
| -0.9 | 135.0 | 3.45 | 1.12 | 0.2985 |
| -0.9 | 165.0 | 1.95 | 0.867 | 0.3726 |
| -0.9 | 195.0 | 3.16 | 1.11 | 0.8778 |
| -0.9 | 225.0 | 4.32 | 1.33 | 0.6545 |
| -0.9 | 255.0 | 6.22 | 1.68 | 0.9353 |
| -0.9 | 285.0 | 3.18 | 1.09 | 0.4285 |
| -0.9 | 315.0 | 5.97 | 1.72 | 1.705 |
| -0.9 | 345.0 | 2.59 | 0.846 | 0.5711 |
| -0.7 | 15.0 | 3.0 | 0.795 | 0.5369 |
| -0.7 | 45.0 | 3.0 | 0.778 | 1.0431 |
| -0.7 | 75.0 | 6.21 | 1.54 | 0.3217 |
| -0.7 | 105.0 | 3.08 | 1.05 | 0.3933 |
| -0.7 | 135.0 | 6.86 | 1.65 | 0.7071 |
| -0.7 | 165.0 | 3.45 | 1.01 | 0.2509 |
| -0.7 | 195.0 | 3.82 | 0.99 | 0.4746 |
| -0.7 | 225.0 | 5.43 | 1.53 | 0.7873 |
| -0.7 | 255.0 | 3.67 | 0.976 | 1.2585 |
| -0.7 | 285.0 | 5.38 | 1.44 | 0.3782 |
| -0.7 | 315.0 | 4.04 | 0.987 | 1.5085 |
| -0.7 | 345.0 | 4.56 | 1.15 | 0.5232 |
| -0.5 | 15.0 | 11.1 | 2.62 | 2.7026 |
| -0.5 | 45.0 | 5.63 | 1.25 | 1.0247 |
| -0.5 | 75.0 | 7.72 | 1.73 | 0.9648 |
| -0.5 | 105.0 | 5.65 | 1.45 | 0.8098 |
| -0.5 | 135.0 | 5.28 | 1.31 | 2.439 |
| -0.5 | 165.0 | 6.15 | 1.46 | 1.1875 |
| -0.5 | 195.0 | 6.2 | 1.49 | 0.4598 |
| -0.5 | 225.0 | 6.05 | 1.41 | 1.1923 |
| -0.5 | 255.0 | 8.63 | 2.2 | 1.1633 |
| -0.5 | 285.0 | 4.26 | 1.07 | 0.3119 |
| -0.5 | 315.0 | 7.23 | 1.62 | 0.4871 |
| -0.5 | 345.0 | 6.61 | 1.61 | 0.086 |
| -0.3 | 15.0 | 8.37 | 1.89 | 0.6655 |
| -0.3 | 45.0 | 4.09 | 1.03 | 1.2763 |
| -0.3 | 75.0 | 11.1 | 2.71 | 2.4941 |
| -0.3 | 105.0 | 6.37 | 1.94 | 1.3113 |
| -0.3 | 135.0 | 6.16 | 1.46 | 0.624 |
| -0.3 | 165.0 | 2.82 | 0.744 | 1.156 |
| -0.3 | 195.0 | 4.84 | 1.23 | 0.4424 |
| -0.3 | 225.0 | 5.21 | 1.33 | 0.7866 |
| -0.3 | 255.0 | 5.24 | 1.37 | 0.586 |
| -0.3 | 285.0 | 4.94 | 1.23 | 0.8934 |
| -0.3 | 315.0 | 7.44 | 1.88 | 1.4015 |
| -0.3 | 345.0 | 5.78 | 1.28 | 0.3371 |
| -0.1 | 15.0 | 4.34 | 0.987 | 1.8931 |
| -0.1 | 45.0 | 7.36 | 1.76 | 0.2962 |
| -0.1 | 75.0 | 9.42 | 2.09 | 0.1452 |
| -0.1 | 105.0 | 7.45 | 1.72 | 1.049 |
| -0.1 | 135.0 | 8.47 | 1.99 | 0.5817 |
| -0.1 | 165.0 | 3.68 | 0.848 | 1.6448 |
| -0.1 | 195.0 | 6.87 | 1.55 | 0.6547 |
| -0.1 | 225.0 | 10.4 | 2.33 | 1.265 |
| -0.1 | 255.0 | 9.67 | 2.32 | 0.7914 |
| -0.1 | 285.0 | 5.53 | 1.38 | 1.1446 |
| -0.1 | 315.0 | 5.25 | 1.39 | 0.7457 |
| -0.1 | 345.0 | 7.13 | 1.41 | 1.5929 |
| 0.1 | 15.0 | 6.41 | 1.32 | 1.0205 |
| 0.1 | 45.0 | 3.03 | 0.816 | 1.785 |
| 0.1 | 75.0 | 11.9 | 2.51 | 1.002 |
| 0.1 | 105.0 | 9.03 | 2.16 | 0.9211 |
| 0.1 | 135.0 | 4.33 | 1.4 | 0.711 |
| 0.1 | 165.0 | 5.01 | 1.11 | 1.0037 |
| 0.1 | 195.0 | 7.35 | 1.38 | 1.0441 |
| 0.1 | 225.0 | 7.0 | 1.56 | 0.5923 |
| 0.1 | 255.0 | 6.42 | 1.52 | 1.4981 |
| 0.1 | 285.0 | 8.53 | 2.22 | 1.0181 |
| 0.1 | 315.0 | 5.99 | 1.63 | 0.9669 |
| 0.1 | 345.0 | 3.06 | 0.821 | 0.1504 |
| 0.3 | 15.0 | 3.09 | 0.801 | 0.1491 |
| 0.3 | 45.0 | 4.59 | 1.27 | 0.5265 |
| 0.3 | 75.0 | 4.53 | 1.23 | 0.5014 |
| 0.3 | 105.0 | 10.7 | 2.83 | 1.902 |
| 0.3 | 135.0 | 8.51 | 1.9 | 2.0063 |
| 0.3 | 165.0 | 15.1 | 3.12 | 4.0761 |
| 0.3 | 195.0 | 4.67 | 1.09 | 0.479 |
| 0.3 | 225.0 | 9.52 | 2.07 | 0.3991 |
| 0.3 | 255.0 | 6.61 | 1.71 | 0.6275 |
| 0.3 | 285.0 | 13.7 | 3.48 | 2.5915 |
| 0.3 | 315.0 | 4.74 | 1.14 | 0.3667 |
| 0.3 | 345.0 | 8.95 | 1.97 | 2.2804 |
| 0.5 | 15.0 | 4.63 | 1.21 | 1.0243 |
| 0.5 | 45.0 | 5.05 | 1.33 | 0.4981 |
| 0.5 | 75.0 | 6.18 | 1.37 | 1.8715 |
| 0.5 | 105.0 | 6.57 | 1.59 | 1.9788 |
| 0.5 | 135.0 | 10.2 | 2.83 | 1.7989 |
| 0.5 | 165.0 | 9.67 | 2.06 | 0.9054 |
| 0.5 | 195.0 | 11.0 | 2.26 | 1.45 |
| 0.5 | 225.0 | 11.1 | 2.51 | 1.0513 |
| 0.5 | 255.0 | 6.24 | 1.57 | 0.5222 |
| 0.5 | 285.0 | 7.42 | 1.8 | 0.3886 |
| 0.5 | 315.0 | 5.87 | 1.52 | 0.6537 |
| 0.5 | 345.0 | 7.55 | 1.77 | 0.5259 |
| 0.7 | 15.0 | 2.75 | 0.661 | 1.0702 |
| 0.7 | 45.0 | 6.58 | 1.84 | 1.2537 |
| 0.7 | 75.0 | 6.32 | 1.69 | 0.7242 |
| 0.7 | 105.0 | 5.86 | 1.49 | 0.1756 |
| 0.7 | 135.0 | 4.91 | 1.34 | 0.6953 |
| 0.7 | 165.0 | 7.38 | 1.51 | 1.2165 |
| 0.7 | 195.0 | 12.7 | 2.52 | 1.7103 |
| 0.7 | 225.0 | 6.42 | 1.61 | 1.2273 |
| 0.7 | 255.0 | 4.98 | 1.37 | 1.0243 |
| 0.7 | 285.0 | 6.32 | 1.54 | 0.3577 |
| 0.7 | 315.0 | 10.4 | 2.21 | 0.9286 |
| 0.7 | 345.0 | 8.3 | 1.96 | 1.3469 |
| 0.9 | 15.0 | 3.81 | 1.07 | 0.2718 |
| 0.9 | 45.0 | 5.43 | 1.47 | 0.7712 |
| 0.9 | 75.0 | 3.87 | 1.35 | 0.9533 |
| 0.9 | 105.0 | 7.08 | 1.96 | 0.5165 |
| 0.9 | 135.0 | 6.62 | 1.66 | 0.733 |
| 0.9 | 165.0 | 8.84 | 2.19 | 1.0978 |
| 0.9 | 195.0 | 10.1 | 2.4 | 2.0881 |
| 0.9 | 225.0 | 11.8 | 2.9 | 3.4639 |
| 0.9 | 255.0 | 11.9 | 3.13 | 3.1502 |
| 0.9 | 285.0 | 6.94 | 1.72 | 0.6444 |
| 0.9 | 315.0 | 5.97 | 1.81 | 0.892 |
| 0.9 | 345.0 | 6.56 | 1.57 | 0.6138 |
Experiment comment: