Measurement E9M228
| 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: | 0.842 | |
| 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 | 5.21 | 0.906 |
| -0.9 | 45.0 | 4.71 | 0.872 |
| -0.9 | 75.0 | 4.06 | 0.798 |
| -0.9 | 105.0 | 4.1 | 0.793 |
| -0.9 | 135.0 | 3.99 | 0.885 |
| -0.9 | 165.0 | 2.35 | 0.565 |
| -0.9 | 195.0 | 2.2 | 0.546 |
| -0.9 | 225.0 | 5.02 | 1.04 |
| -0.9 | 255.0 | 4.32 | 0.859 |
| -0.9 | 285.0 | 3.18 | 0.717 |
| -0.9 | 315.0 | 3.15 | 0.676 |
| -0.9 | 345.0 | 2.96 | 0.59 |
| -0.7 | 15.0 | 4.48 | 0.726 |
| -0.7 | 45.0 | 5.31 | 0.911 |
| -0.7 | 75.0 | 4.46 | 0.738 |
| -0.7 | 105.0 | 5.38 | 0.909 |
| -0.7 | 135.0 | 5.61 | 0.988 |
| -0.7 | 165.0 | 3.71 | 0.658 |
| -0.7 | 195.0 | 3.61 | 0.644 |
| -0.7 | 225.0 | 4.12 | 0.776 |
| -0.7 | 255.0 | 5.39 | 0.928 |
| -0.7 | 285.0 | 4.81 | 0.779 |
| -0.7 | 315.0 | 5.38 | 0.889 |
| -0.7 | 345.0 | 3.83 | 0.599 |
| -0.5 | 15.0 | 5.2 | 0.801 |
| -0.5 | 45.0 | 4.5 | 0.704 |
| -0.5 | 75.0 | 6.74 | 0.98 |
| -0.5 | 105.0 | 5.39 | 0.893 |
| -0.5 | 135.0 | 4.67 | 0.72 |
| -0.5 | 165.0 | 3.9 | 0.706 |
| -0.5 | 195.0 | 5.13 | 0.831 |
| -0.5 | 225.0 | 4.02 | 0.658 |
| -0.5 | 255.0 | 4.8 | 0.762 |
| -0.5 | 285.0 | 6.13 | 0.929 |
| -0.5 | 315.0 | 5.6 | 0.877 |
| -0.5 | 345.0 | 3.91 | 0.699 |
| -0.3 | 15.0 | 4.72 | 0.748 |
| -0.3 | 45.0 | 4.37 | 0.648 |
| -0.3 | 75.0 | 7.25 | 1.01 |
| -0.3 | 105.0 | 9.56 | 1.42 |
| -0.3 | 135.0 | 6.1 | 0.906 |
| -0.3 | 165.0 | 5.35 | 0.793 |
| -0.3 | 195.0 | 6.0 | 0.902 |
| -0.3 | 225.0 | 6.77 | 0.992 |
| -0.3 | 255.0 | 6.93 | 0.981 |
| -0.3 | 285.0 | 7.42 | 1.04 |
| -0.3 | 315.0 | 5.2 | 0.73 |
| -0.3 | 345.0 | 6.01 | 0.872 |
| -0.1 | 15.0 | 4.47 | 0.705 |
| -0.1 | 45.0 | 5.32 | 0.71 |
| -0.1 | 75.0 | 8.14 | 1.11 |
| -0.1 | 105.0 | 6.71 | 0.966 |
| -0.1 | 135.0 | 8.12 | 1.14 |
| -0.1 | 165.0 | 7.88 | 1.07 |
| -0.1 | 195.0 | 7.51 | 1.05 |
| -0.1 | 225.0 | 8.3 | 1.12 |
| -0.1 | 255.0 | 6.36 | 0.93 |
| -0.1 | 285.0 | 8.11 | 0.994 |
| -0.1 | 315.0 | 7.25 | 0.978 |
| -0.1 | 345.0 | 3.53 | 0.607 |
| 0.1 | 15.0 | 4.47 | 0.764 |
| 0.1 | 45.0 | 5.7 | 0.768 |
| 0.1 | 75.0 | 8.95 | 1.24 |
| 0.1 | 105.0 | 7.64 | 1.09 |
| 0.1 | 135.0 | 7.56 | 1.02 |
| 0.1 | 165.0 | 7.07 | 0.972 |
| 0.1 | 195.0 | 5.86 | 0.814 |
| 0.1 | 225.0 | 8.78 | 1.23 |
| 0.1 | 255.0 | 8.84 | 1.29 |
| 0.1 | 285.0 | 7.94 | 1.04 |
| 0.1 | 315.0 | 5.15 | 0.773 |
| 0.1 | 345.0 | 4.61 | 0.746 |
| 0.3 | 15.0 | 3.58 | 0.585 |
| 0.3 | 45.0 | 6.28 | 0.926 |
| 0.3 | 75.0 | 7.19 | 1.02 |
| 0.3 | 105.0 | 7.42 | 1.1 |
| 0.3 | 135.0 | 10.4 | 1.32 |
| 0.3 | 165.0 | 8.86 | 1.09 |
| 0.3 | 195.0 | 6.54 | 0.876 |
| 0.3 | 225.0 | 8.21 | 1.1 |
| 0.3 | 255.0 | 9.11 | 1.35 |
| 0.3 | 285.0 | 7.42 | 1.01 |
| 0.3 | 315.0 | 6.9 | 0.903 |
| 0.3 | 345.0 | 3.13 | 0.528 |
| 0.5 | 15.0 | 4.3 | 0.754 |
| 0.5 | 45.0 | 5.3 | 0.794 |
| 0.5 | 75.0 | 6.59 | 0.915 |
| 0.5 | 105.0 | 9.15 | 1.35 |
| 0.5 | 135.0 | 8.62 | 1.21 |
| 0.5 | 165.0 | 6.98 | 0.906 |
| 0.5 | 195.0 | 8.88 | 1.14 |
| 0.5 | 225.0 | 7.65 | 1.08 |
| 0.5 | 255.0 | 7.3 | 1.04 |
| 0.5 | 285.0 | 7.26 | 0.995 |
| 0.5 | 315.0 | 5.31 | 0.79 |
| 0.5 | 345.0 | 4.67 | 0.726 |
| 0.7 | 15.0 | 3.4 | 0.621 |
| 0.7 | 45.0 | 4.1 | 0.64 |
| 0.7 | 75.0 | 7.05 | 0.988 |
| 0.7 | 105.0 | 7.01 | 1.04 |
| 0.7 | 135.0 | 6.73 | 1.0 |
| 0.7 | 165.0 | 6.73 | 0.894 |
| 0.7 | 195.0 | 11.3 | 1.51 |
| 0.7 | 225.0 | 8.94 | 1.17 |
| 0.7 | 255.0 | 8.1 | 1.27 |
| 0.7 | 285.0 | 8.13 | 1.05 |
| 0.7 | 315.0 | 5.5 | 0.888 |
| 0.7 | 345.0 | 3.88 | 0.708 |
| 0.9 | 15.0 | 4.77 | 0.883 |
| 0.9 | 45.0 | 5.12 | 0.815 |
| 0.9 | 75.0 | 5.78 | 0.856 |
| 0.9 | 105.0 | 8.23 | 1.36 |
| 0.9 | 135.0 | 6.51 | 1.12 |
| 0.9 | 165.0 | 10.7 | 1.68 |
| 0.9 | 195.0 | 6.75 | 1.05 |
| 0.9 | 225.0 | 7.3 | 1.19 |
| 0.9 | 255.0 | 7.94 | 1.31 |
| 0.9 | 285.0 | 4.69 | 0.787 |
| 0.9 | 315.0 | 3.93 | 0.676 |
| 0.9 | 345.0 | 4.57 | 0.934 |
Experiment comment: