Measurement E9M259
| 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: | 1.0 — 1.3 GeV2 | |
| W: | 1.2 GeV | |
| ε: | 0.778 | |
| 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 | 2.92 | 0.598 |
| -0.9 | 45.0 | 3.01 | 0.639 |
| -0.9 | 75.0 | 3.2 | 0.671 |
| -0.9 | 105.0 | 4.84 | 0.926 |
| -0.9 | 135.0 | 2.95 | 0.638 |
| -0.9 | 165.0 | 4.01 | 0.827 |
| -0.9 | 195.0 | 2.88 | 0.647 |
| -0.9 | 225.0 | 2.72 | 0.562 |
| -0.9 | 255.0 | 3.23 | 0.598 |
| -0.9 | 285.0 | 6.94 | 1.23 |
| -0.9 | 315.0 | 6.0 | 1.13 |
| -0.9 | 345.0 | 4.1 | 0.778 |
| -0.7 | 15.0 | 4.48 | 0.782 |
| -0.7 | 45.0 | 6.22 | 0.902 |
| -0.7 | 75.0 | 4.13 | 0.613 |
| -0.7 | 105.0 | 6.67 | 0.98 |
| -0.7 | 135.0 | 4.38 | 0.823 |
| -0.7 | 165.0 | 2.26 | 0.418 |
| -0.7 | 195.0 | 3.46 | 0.629 |
| -0.7 | 225.0 | 3.73 | 0.635 |
| -0.7 | 255.0 | 7.8 | 1.11 |
| -0.7 | 285.0 | 3.92 | 0.602 |
| -0.7 | 315.0 | 4.15 | 0.682 |
| -0.7 | 345.0 | 3.52 | 0.563 |
| -0.5 | 15.0 | 4.44 | 0.673 |
| -0.5 | 45.0 | 6.2 | 0.858 |
| -0.5 | 75.0 | 6.66 | 0.946 |
| -0.5 | 105.0 | 4.51 | 0.674 |
| -0.5 | 135.0 | 3.72 | 0.603 |
| -0.5 | 165.0 | 3.58 | 0.573 |
| -0.5 | 195.0 | 4.11 | 0.635 |
| -0.5 | 225.0 | 5.72 | 0.859 |
| -0.5 | 255.0 | 6.12 | 0.867 |
| -0.5 | 285.0 | 6.19 | 0.899 |
| -0.5 | 315.0 | 6.49 | 0.957 |
| -0.5 | 345.0 | 3.82 | 0.648 |
| -0.3 | 15.0 | 4.64 | 0.671 |
| -0.3 | 45.0 | 5.54 | 0.735 |
| -0.3 | 75.0 | 6.73 | 0.945 |
| -0.3 | 105.0 | 5.68 | 0.888 |
| -0.3 | 135.0 | 6.33 | 0.955 |
| -0.3 | 165.0 | 6.04 | 0.84 |
| -0.3 | 195.0 | 6.1 | 0.893 |
| -0.3 | 225.0 | 8.36 | 1.19 |
| -0.3 | 255.0 | 6.92 | 0.97 |
| -0.3 | 285.0 | 7.51 | 0.993 |
| -0.3 | 315.0 | 4.98 | 0.691 |
| -0.3 | 345.0 | 5.05 | 0.76 |
| -0.1 | 15.0 | 4.78 | 0.682 |
| -0.1 | 45.0 | 4.85 | 0.676 |
| -0.1 | 75.0 | 7.12 | 0.964 |
| -0.1 | 105.0 | 10.4 | 1.45 |
| -0.1 | 135.0 | 6.36 | 0.965 |
| -0.1 | 165.0 | 8.09 | 1.06 |
| -0.1 | 195.0 | 4.09 | 0.614 |
| -0.1 | 225.0 | 6.02 | 0.85 |
| -0.1 | 255.0 | 9.69 | 1.35 |
| -0.1 | 285.0 | 8.05 | 1.13 |
| -0.1 | 315.0 | 6.09 | 0.814 |
| -0.1 | 345.0 | 5.93 | 0.809 |
| 0.1 | 15.0 | 5.36 | 0.78 |
| 0.1 | 45.0 | 5.16 | 0.76 |
| 0.1 | 75.0 | 10.0 | 1.3 |
| 0.1 | 105.0 | 5.95 | 0.88 |
| 0.1 | 135.0 | 8.61 | 1.26 |
| 0.1 | 165.0 | 6.13 | 0.784 |
| 0.1 | 195.0 | 6.13 | 0.78 |
| 0.1 | 225.0 | 9.35 | 1.29 |
| 0.1 | 255.0 | 10.9 | 1.59 |
| 0.1 | 285.0 | 7.57 | 1.0 |
| 0.1 | 315.0 | 4.97 | 0.699 |
| 0.1 | 345.0 | 5.44 | 0.754 |
| 0.3 | 15.0 | 4.21 | 0.657 |
| 0.3 | 45.0 | 7.04 | 0.967 |
| 0.3 | 75.0 | 7.95 | 1.06 |
| 0.3 | 105.0 | 8.57 | 1.26 |
| 0.3 | 135.0 | 7.01 | 0.99 |
| 0.3 | 165.0 | 8.26 | 1.11 |
| 0.3 | 195.0 | 7.1 | 0.905 |
| 0.3 | 225.0 | 8.26 | 1.2 |
| 0.3 | 255.0 | 8.41 | 1.28 |
| 0.3 | 285.0 | 9.41 | 1.26 |
| 0.3 | 315.0 | 5.0 | 0.726 |
| 0.3 | 345.0 | 4.89 | 0.796 |
| 0.5 | 15.0 | 3.96 | 0.626 |
| 0.5 | 45.0 | 3.86 | 0.59 |
| 0.5 | 75.0 | 6.46 | 1.03 |
| 0.5 | 105.0 | 10.1 | 1.44 |
| 0.5 | 135.0 | 6.62 | 0.94 |
| 0.5 | 165.0 | 8.77 | 1.13 |
| 0.5 | 195.0 | 8.55 | 1.1 |
| 0.5 | 225.0 | 8.93 | 1.24 |
| 0.5 | 255.0 | 8.84 | 1.25 |
| 0.5 | 285.0 | 6.07 | 0.843 |
| 0.5 | 315.0 | 6.01 | 0.837 |
| 0.5 | 345.0 | 4.6 | 0.722 |
| 0.7 | 15.0 | 3.68 | 0.632 |
| 0.7 | 45.0 | 4.76 | 0.729 |
| 0.7 | 75.0 | 6.3 | 0.921 |
| 0.7 | 105.0 | 9.08 | 1.47 |
| 0.7 | 135.0 | 7.5 | 1.06 |
| 0.7 | 165.0 | 8.41 | 1.1 |
| 0.7 | 195.0 | 7.1 | 0.964 |
| 0.7 | 225.0 | 6.79 | 0.964 |
| 0.7 | 255.0 | 7.24 | 1.09 |
| 0.7 | 285.0 | 8.45 | 1.19 |
| 0.7 | 315.0 | 4.0 | 0.652 |
| 0.7 | 345.0 | 4.24 | 0.688 |
| 0.9 | 15.0 | 2.06 | 0.412 |
| 0.9 | 45.0 | 4.74 | 0.875 |
| 0.9 | 75.0 | 5.33 | 0.955 |
| 0.9 | 105.0 | 5.29 | 0.901 |
| 0.9 | 135.0 | 6.66 | 1.03 |
| 0.9 | 165.0 | 5.64 | 0.869 |
| 0.9 | 195.0 | 7.15 | 1.17 |
| 0.9 | 225.0 | 7.7 | 1.2 |
| 0.9 | 255.0 | 7.69 | 1.29 |
| 0.9 | 285.0 | 6.62 | 1.11 |
| 0.9 | 315.0 | 5.38 | 0.999 |
| 0.9 | 345.0 | 3.93 | 0.77 |
Experiment comment: