Measurement E9M229
| 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: | 1.2 GeV | |
| ε: | 0.837 | |
| 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 | 5.41 | 0.88 |
| -0.9 | 45.0 | 4.07 | 0.705 |
| -0.9 | 75.0 | 6.58 | 1.02 |
| -0.9 | 105.0 | 4.39 | 0.854 |
| -0.9 | 135.0 | 5.84 | 0.984 |
| -0.9 | 165.0 | 3.36 | 0.704 |
| -0.9 | 195.0 | 3.85 | 0.751 |
| -0.9 | 225.0 | 5.96 | 1.05 |
| -0.9 | 255.0 | 6.46 | 1.12 |
| -0.9 | 285.0 | 6.62 | 1.06 |
| -0.9 | 315.0 | 5.65 | 0.895 |
| -0.9 | 345.0 | 6.02 | 0.965 |
| -0.7 | 15.0 | 6.88 | 0.864 |
| -0.7 | 45.0 | 6.82 | 0.887 |
| -0.7 | 75.0 | 7.44 | 0.972 |
| -0.7 | 105.0 | 7.98 | 1.04 |
| -0.7 | 135.0 | 6.55 | 0.935 |
| -0.7 | 165.0 | 3.88 | 0.658 |
| -0.7 | 195.0 | 4.51 | 0.84 |
| -0.7 | 225.0 | 5.7 | 0.868 |
| -0.7 | 255.0 | 6.32 | 0.891 |
| -0.7 | 285.0 | 9.29 | 1.23 |
| -0.7 | 315.0 | 6.06 | 0.796 |
| -0.7 | 345.0 | 6.82 | 0.893 |
| -0.5 | 15.0 | 4.94 | 0.676 |
| -0.5 | 45.0 | 8.81 | 1.07 |
| -0.5 | 75.0 | 11.3 | 1.33 |
| -0.5 | 105.0 | 10.1 | 1.25 |
| -0.5 | 135.0 | 9.48 | 1.13 |
| -0.5 | 165.0 | 5.53 | 0.783 |
| -0.5 | 195.0 | 9.38 | 1.21 |
| -0.5 | 225.0 | 7.89 | 0.982 |
| -0.5 | 255.0 | 9.36 | 1.17 |
| -0.5 | 285.0 | 11.6 | 1.28 |
| -0.5 | 315.0 | 7.48 | 0.84 |
| -0.5 | 345.0 | 6.11 | 0.743 |
| -0.3 | 15.0 | 7.19 | 0.876 |
| -0.3 | 45.0 | 11.8 | 1.3 |
| -0.3 | 75.0 | 11.4 | 1.21 |
| -0.3 | 105.0 | 12.1 | 1.41 |
| -0.3 | 135.0 | 9.69 | 1.19 |
| -0.3 | 165.0 | 6.49 | 0.919 |
| -0.3 | 195.0 | 7.56 | 1.02 |
| -0.3 | 225.0 | 10.8 | 1.22 |
| -0.3 | 255.0 | 9.33 | 1.11 |
| -0.3 | 285.0 | 13.3 | 1.41 |
| -0.3 | 315.0 | 10.2 | 1.1 |
| -0.3 | 345.0 | 7.48 | 0.899 |
| -0.1 | 15.0 | 5.43 | 0.761 |
| -0.1 | 45.0 | 9.76 | 1.07 |
| -0.1 | 75.0 | 12.2 | 1.38 |
| -0.1 | 105.0 | 11.6 | 1.45 |
| -0.1 | 135.0 | 10.2 | 1.22 |
| -0.1 | 165.0 | 9.25 | 1.13 |
| -0.1 | 195.0 | 8.07 | 0.954 |
| -0.1 | 225.0 | 9.45 | 1.22 |
| -0.1 | 255.0 | 14.2 | 1.59 |
| -0.1 | 285.0 | 11.4 | 1.27 |
| -0.1 | 315.0 | 11.1 | 1.18 |
| -0.1 | 345.0 | 5.89 | 0.789 |
| 0.1 | 15.0 | 5.39 | 0.766 |
| 0.1 | 45.0 | 10.2 | 1.1 |
| 0.1 | 75.0 | 11.4 | 1.3 |
| 0.1 | 105.0 | 10.4 | 1.36 |
| 0.1 | 135.0 | 11.2 | 1.41 |
| 0.1 | 165.0 | 8.56 | 1.06 |
| 0.1 | 195.0 | 10.2 | 1.2 |
| 0.1 | 225.0 | 13.0 | 1.55 |
| 0.1 | 255.0 | 12.4 | 1.41 |
| 0.1 | 285.0 | 10.2 | 1.19 |
| 0.1 | 315.0 | 8.57 | 0.938 |
| 0.1 | 345.0 | 6.96 | 0.935 |
| 0.3 | 15.0 | 5.96 | 0.788 |
| 0.3 | 45.0 | 10.1 | 1.1 |
| 0.3 | 75.0 | 12.1 | 1.37 |
| 0.3 | 105.0 | 11.3 | 1.46 |
| 0.3 | 135.0 | 11.7 | 1.42 |
| 0.3 | 165.0 | 11.9 | 1.28 |
| 0.3 | 195.0 | 12.0 | 1.33 |
| 0.3 | 225.0 | 11.0 | 1.34 |
| 0.3 | 255.0 | 10.9 | 1.35 |
| 0.3 | 285.0 | 13.0 | 1.46 |
| 0.3 | 315.0 | 9.59 | 1.12 |
| 0.3 | 345.0 | 3.92 | 0.615 |
| 0.5 | 15.0 | 3.74 | 0.582 |
| 0.5 | 45.0 | 8.25 | 0.96 |
| 0.5 | 75.0 | 14.8 | 1.66 |
| 0.5 | 105.0 | 9.33 | 1.29 |
| 0.5 | 135.0 | 10.6 | 1.32 |
| 0.5 | 165.0 | 11.7 | 1.25 |
| 0.5 | 195.0 | 12.4 | 1.37 |
| 0.5 | 225.0 | 12.1 | 1.38 |
| 0.5 | 255.0 | 14.7 | 1.8 |
| 0.5 | 285.0 | 10.1 | 1.13 |
| 0.5 | 315.0 | 7.86 | 0.989 |
| 0.5 | 345.0 | 3.75 | 0.556 |
| 0.7 | 15.0 | 5.84 | 0.842 |
| 0.7 | 45.0 | 7.19 | 0.888 |
| 0.7 | 75.0 | 8.5 | 0.996 |
| 0.7 | 105.0 | 9.43 | 1.21 |
| 0.7 | 135.0 | 9.38 | 1.21 |
| 0.7 | 165.0 | 9.12 | 1.11 |
| 0.7 | 195.0 | 10.0 | 1.16 |
| 0.7 | 225.0 | 11.4 | 1.43 |
| 0.7 | 255.0 | 12.1 | 1.47 |
| 0.7 | 285.0 | 11.3 | 1.32 |
| 0.7 | 315.0 | 4.77 | 0.637 |
| 0.7 | 345.0 | 7.18 | 0.977 |
| 0.9 | 15.0 | 5.86 | 0.919 |
| 0.9 | 45.0 | 7.16 | 1.03 |
| 0.9 | 75.0 | 5.65 | 0.826 |
| 0.9 | 105.0 | 10.5 | 1.46 |
| 0.9 | 135.0 | 10.0 | 1.37 |
| 0.9 | 165.0 | 11.0 | 1.59 |
| 0.9 | 195.0 | 8.4 | 1.2 |
| 0.9 | 225.0 | 10.4 | 1.43 |
| 0.9 | 255.0 | 10.9 | 1.46 |
| 0.9 | 285.0 | 7.32 | 1.07 |
| 0.9 | 315.0 | 5.39 | 0.798 |
| 0.9 | 345.0 | 5.4 | 0.852 |
Experiment comment: