Measurement E9M37
| 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: | 1.3 — 1.6 GeV2 | |
| W: | 1.22 GeV | |
| ε: | 0.689 | |
| 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 | 3.54 | 0.825 |
| -0.9 | 45.0 | 3.07 | 0.828 |
| -0.9 | 75.0 | 3.86 | 0.9 |
| -0.9 | 105.0 | 2.71 | 0.695 |
| -0.9 | 135.0 | 1.77 | 0.59 |
| -0.9 | 165.0 | 0.91 | 0.306 |
| -0.9 | 195.0 | 1.08 | 0.385 |
| -0.9 | 225.0 | 1.35 | 0.344 |
| -0.9 | 255.0 | 5.13 | 1.45 |
| -0.9 | 285.0 | 2.34 | 0.577 |
| -0.9 | 315.0 | 3.57 | 0.851 |
| -0.9 | 345.0 | 1.88 | 0.506 |
| -0.7 | 15.0 | 3.15 | 0.658 |
| -0.7 | 45.0 | 2.91 | 0.59 |
| -0.7 | 75.0 | 2.87 | 0.629 |
| -0.7 | 105.0 | 4.06 | 0.92 |
| -0.7 | 135.0 | 3.23 | 0.757 |
| -0.7 | 165.0 | 3.3 | 0.728 |
| -0.7 | 195.0 | 2.42 | 0.601 |
| -0.7 | 225.0 | 3.01 | 0.697 |
| -0.7 | 255.0 | 3.71 | 0.83 |
| -0.7 | 285.0 | 3.26 | 0.744 |
| -0.7 | 315.0 | 4.18 | 0.846 |
| -0.7 | 345.0 | 3.93 | 0.78 |
| -0.5 | 15.0 | 4.09 | 0.905 |
| -0.5 | 45.0 | 3.38 | 0.703 |
| -0.5 | 75.0 | 4.59 | 0.887 |
| -0.5 | 105.0 | 3.92 | 0.787 |
| -0.5 | 135.0 | 4.13 | 0.863 |
| -0.5 | 165.0 | 2.18 | 0.605 |
| -0.5 | 195.0 | 1.78 | 0.434 |
| -0.5 | 225.0 | 2.27 | 0.539 |
| -0.5 | 255.0 | 4.04 | 0.817 |
| -0.5 | 285.0 | 3.71 | 0.761 |
| -0.5 | 315.0 | 5.02 | 0.968 |
| -0.5 | 345.0 | 2.67 | 0.542 |
| -0.3 | 15.0 | 2.37 | 0.52 |
| -0.3 | 45.0 | 3.98 | 0.775 |
| -0.3 | 75.0 | 6.82 | 1.2 |
| -0.3 | 105.0 | 4.46 | 0.921 |
| -0.3 | 135.0 | 4.05 | 0.845 |
| -0.3 | 165.0 | 2.71 | 0.55 |
| -0.3 | 195.0 | 3.94 | 0.828 |
| -0.3 | 225.0 | 3.8 | 0.788 |
| -0.3 | 255.0 | 3.6 | 0.788 |
| -0.3 | 285.0 | 7.64 | 1.45 |
| -0.3 | 315.0 | 6.28 | 1.19 |
| -0.3 | 345.0 | 3.69 | 0.749 |
| -0.1 | 15.0 | 4.22 | 0.866 |
| -0.1 | 45.0 | 4.4 | 0.889 |
| -0.1 | 75.0 | 5.49 | 0.975 |
| -0.1 | 105.0 | 4.7 | 0.987 |
| -0.1 | 135.0 | 6.03 | 1.13 |
| -0.1 | 165.0 | 3.94 | 0.763 |
| -0.1 | 195.0 | 3.81 | 0.728 |
| -0.1 | 225.0 | 4.57 | 0.939 |
| -0.1 | 255.0 | 8.58 | 1.51 |
| -0.1 | 285.0 | 10.1 | 1.62 |
| -0.1 | 315.0 | 5.11 | 0.954 |
| -0.1 | 345.0 | 3.27 | 0.684 |
| 0.1 | 15.0 | 4.32 | 0.811 |
| 0.1 | 45.0 | 8.31 | 1.45 |
| 0.1 | 75.0 | 4.63 | 1.0 |
| 0.1 | 105.0 | 5.14 | 0.908 |
| 0.1 | 135.0 | 4.55 | 0.954 |
| 0.1 | 165.0 | 3.39 | 0.697 |
| 0.1 | 195.0 | 5.19 | 0.999 |
| 0.1 | 225.0 | 7.42 | 1.33 |
| 0.1 | 255.0 | 8.02 | 1.38 |
| 0.1 | 285.0 | 7.67 | 1.29 |
| 0.1 | 315.0 | 5.35 | 0.98 |
| 0.1 | 345.0 | 2.45 | 0.55 |
| 0.3 | 15.0 | 2.62 | 0.564 |
| 0.3 | 45.0 | 2.39 | 0.521 |
| 0.3 | 75.0 | 9.63 | 1.73 |
| 0.3 | 105.0 | 6.76 | 1.43 |
| 0.3 | 135.0 | 4.41 | 0.95 |
| 0.3 | 165.0 | 3.35 | 0.668 |
| 0.3 | 195.0 | 4.44 | 0.817 |
| 0.3 | 225.0 | 3.93 | 0.803 |
| 0.3 | 255.0 | 4.36 | 0.919 |
| 0.3 | 285.0 | 6.3 | 1.17 |
| 0.3 | 315.0 | 3.85 | 0.762 |
| 0.3 | 345.0 | 5.63 | 1.11 |
| 0.5 | 15.0 | 2.19 | 0.477 |
| 0.5 | 45.0 | 4.55 | 0.977 |
| 0.5 | 75.0 | 6.53 | 1.28 |
| 0.5 | 105.0 | 4.14 | 0.911 |
| 0.5 | 135.0 | 6.1 | 1.14 |
| 0.5 | 165.0 | 4.16 | 0.787 |
| 0.5 | 195.0 | 4.1 | 0.792 |
| 0.5 | 225.0 | 5.8 | 1.26 |
| 0.5 | 255.0 | 7.43 | 1.56 |
| 0.5 | 285.0 | 4.1 | 0.879 |
| 0.5 | 315.0 | 3.83 | 0.829 |
| 0.5 | 345.0 | 2.6 | 0.564 |
| 0.7 | 15.0 | 4.38 | 1.04 |
| 0.7 | 45.0 | 4.32 | 0.912 |
| 0.7 | 75.0 | 5.19 | 1.09 |
| 0.7 | 105.0 | 8.44 | 1.74 |
| 0.7 | 135.0 | 3.6 | 0.793 |
| 0.7 | 165.0 | 5.08 | 0.888 |
| 0.7 | 195.0 | 4.96 | 0.931 |
| 0.7 | 225.0 | 5.03 | 1.13 |
| 0.7 | 255.0 | 6.43 | 1.48 |
| 0.7 | 285.0 | 5.36 | 1.03 |
| 0.7 | 315.0 | 3.48 | 0.772 |
| 0.7 | 345.0 | 2.2 | 0.583 |
| 0.9 | 15.0 | 2.77 | 0.815 |
| 0.9 | 45.0 | 3.16 | 0.886 |
| 0.9 | 75.0 | 4.15 | 1.03 |
| 0.9 | 105.0 | 4.11 | 1.04 |
| 0.9 | 135.0 | 3.35 | 0.848 |
| 0.9 | 165.0 | 3.9 | 0.922 |
| 0.9 | 195.0 | 5.29 | 1.17 |
| 0.9 | 225.0 | 3.67 | 0.931 |
| 0.9 | 255.0 | 4.61 | 1.15 |
| 0.9 | 285.0 | 5.87 | 1.45 |
| 0.9 | 315.0 | 3.06 | 0.888 |
| 0.9 | 345.0 | 3.57 | 0.862 |
Experiment comment: