Measurement E9M3
| 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: | 0.35 — 0.45 GeV2 | |
| W: | 1.14 GeV | |
| ε: | 0.865 | |
| 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 | 4.24 | 1.38 |
| -0.9 | 45.0 | 2.6 | 0.75 |
| -0.9 | 75.0 | 2.61 | 0.746 |
| -0.9 | 105.0 | 3.25 | 0.9 |
| -0.9 | 135.0 | 3.33 | 0.961 |
| -0.9 | 165.0 | 3.26 | 1.04 |
| -0.9 | 195.0 | 3.23 | 0.896 |
| -0.9 | 225.0 | 2.02 | 0.814 |
| -0.9 | 255.0 | 4.36 | 1.22 |
| -0.9 | 285.0 | 3.12 | 0.965 |
| -0.9 | 315.0 | 2.09 | 0.641 |
| -0.9 | 345.0 | 8.59 | 2.33 |
| -0.7 | 15.0 | 1.98 | 0.536 |
| -0.7 | 45.0 | 3.07 | 0.885 |
| -0.7 | 75.0 | 3.82 | 1.05 |
| -0.7 | 105.0 | 3.38 | 0.847 |
| -0.7 | 135.0 | 2.7 | 0.774 |
| -0.7 | 165.0 | 2.1 | 0.671 |
| -0.7 | 195.0 | 4.46 | 1.05 |
| -0.7 | 225.0 | 5.53 | 1.35 |
| -0.7 | 255.0 | 4.96 | 1.11 |
| -0.7 | 285.0 | 3.08 | 0.736 |
| -0.7 | 315.0 | 3.23 | 0.906 |
| -0.7 | 345.0 | 1.19 | 0.397 |
| -0.5 | 15.0 | 2.08 | 0.648 |
| -0.5 | 45.0 | 7.2 | 1.46 |
| -0.5 | 75.0 | 5.62 | 1.18 |
| -0.5 | 105.0 | 6.28 | 1.39 |
| -0.5 | 135.0 | 6.87 | 1.5 |
| -0.5 | 165.0 | 7.2 | 1.6 |
| -0.5 | 195.0 | 4.8 | 1.0 |
| -0.5 | 225.0 | 5.56 | 1.16 |
| -0.5 | 255.0 | 4.68 | 1.01 |
| -0.5 | 285.0 | 5.89 | 1.23 |
| -0.5 | 315.0 | 3.9 | 1.03 |
| -0.5 | 345.0 | 4.7 | 1.16 |
| -0.3 | 15.0 | 2.93 | 0.723 |
| -0.3 | 45.0 | 2.89 | 0.764 |
| -0.3 | 75.0 | 4.89 | 0.96 |
| -0.3 | 105.0 | 11.7 | 2.26 |
| -0.3 | 135.0 | 5.49 | 1.12 |
| -0.3 | 165.0 | 5.07 | 1.08 |
| -0.3 | 195.0 | 5.26 | 1.07 |
| -0.3 | 225.0 | 6.65 | 1.35 |
| -0.3 | 255.0 | 6.14 | 1.35 |
| -0.3 | 285.0 | 5.55 | 1.09 |
| -0.3 | 315.0 | 4.02 | 0.898 |
| -0.3 | 345.0 | 1.78 | 0.533 |
| -0.1 | 15.0 | 3.2 | 0.819 |
| -0.1 | 45.0 | 5.23 | 1.18 |
| -0.1 | 75.0 | 7.91 | 1.43 |
| -0.1 | 105.0 | 5.47 | 1.29 |
| -0.1 | 135.0 | 6.66 | 1.28 |
| -0.1 | 165.0 | 9.31 | 1.51 |
| -0.1 | 195.0 | 9.49 | 1.8 |
| -0.1 | 225.0 | 9.13 | 1.82 |
| -0.1 | 255.0 | 6.53 | 1.35 |
| -0.1 | 285.0 | 3.32 | 0.84 |
| -0.1 | 315.0 | 4.82 | 1.03 |
| -0.1 | 345.0 | 1.49 | 0.457 |
| 0.1 | 15.0 | 2.98 | 0.743 |
| 0.1 | 45.0 | 4.06 | 0.943 |
| 0.1 | 75.0 | 6.27 | 1.19 |
| 0.1 | 105.0 | 7.71 | 1.62 |
| 0.1 | 135.0 | 7.52 | 1.4 |
| 0.1 | 165.0 | 4.6 | 0.989 |
| 0.1 | 195.0 | 6.24 | 1.32 |
| 0.1 | 225.0 | 4.46 | 0.957 |
| 0.1 | 255.0 | 6.75 | 1.58 |
| 0.1 | 285.0 | 4.61 | 1.07 |
| 0.1 | 315.0 | 3.53 | 0.822 |
| 0.1 | 345.0 | 3.45 | 0.785 |
| 0.3 | 15.0 | 1.8 | 0.534 |
| 0.3 | 45.0 | 3.21 | 0.827 |
| 0.3 | 75.0 | 5.19 | 1.1 |
| 0.3 | 105.0 | 6.61 | 1.34 |
| 0.3 | 135.0 | 8.31 | 1.77 |
| 0.3 | 165.0 | 8.19 | 1.38 |
| 0.3 | 195.0 | 7.79 | 1.35 |
| 0.3 | 225.0 | 5.83 | 1.11 |
| 0.3 | 255.0 | 6.84 | 1.36 |
| 0.3 | 285.0 | 6.37 | 1.26 |
| 0.3 | 315.0 | 4.51 | 1.01 |
| 0.3 | 345.0 | 3.7 | 0.903 |
| 0.5 | 15.0 | 4.33 | 1.07 |
| 0.5 | 45.0 | 5.45 | 1.13 |
| 0.5 | 75.0 | 4.74 | 1.03 |
| 0.5 | 105.0 | 4.53 | 1.02 |
| 0.5 | 135.0 | 5.72 | 1.24 |
| 0.5 | 165.0 | 5.99 | 1.12 |
| 0.5 | 195.0 | 7.8 | 1.45 |
| 0.5 | 225.0 | 10.4 | 1.87 |
| 0.5 | 255.0 | 6.73 | 1.4 |
| 0.5 | 285.0 | 5.74 | 1.21 |
| 0.5 | 315.0 | 5.0 | 1.14 |
| 0.5 | 345.0 | 3.36 | 0.736 |
| 0.7 | 15.0 | 3.56 | 0.814 |
| 0.7 | 45.0 | 6.39 | 1.31 |
| 0.7 | 75.0 | 5.2 | 1.02 |
| 0.7 | 105.0 | 8.83 | 1.7 |
| 0.7 | 135.0 | 7.84 | 1.49 |
| 0.7 | 165.0 | 6.08 | 1.17 |
| 0.7 | 195.0 | 6.87 | 1.25 |
| 0.7 | 225.0 | 9.02 | 1.63 |
| 0.7 | 255.0 | 11.3 | 2.11 |
| 0.7 | 285.0 | 5.56 | 1.18 |
| 0.7 | 315.0 | 4.46 | 1.04 |
| 0.7 | 345.0 | 4.53 | 1.13 |
| 0.9 | 15.0 | 4.56 | 1.24 |
| 0.9 | 45.0 | 4.77 | 1.16 |
| 0.9 | 75.0 | 6.5 | 1.46 |
| 0.9 | 105.0 | 7.66 | 1.59 |
| 0.9 | 135.0 | 9.56 | 1.92 |
| 0.9 | 165.0 | 5.54 | 1.21 |
| 0.9 | 195.0 | 5.2 | 1.13 |
| 0.9 | 225.0 | 8.03 | 1.62 |
| 0.9 | 255.0 | 7.1 | 1.6 |
| 0.9 | 285.0 | 7.19 | 1.69 |
| 0.9 | 315.0 | 4.02 | 1.08 |
| 0.9 | 345.0 | 5.46 | 1.34 |
Experiment comment: