Measurement E9M158
| 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: | 1.26 GeV | |
| ε: | 0.568 | |
| 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 | 1.32 | 0.474 |
| -0.9 | 45.0 | 3.32 | 1.14 |
| -0.9 | 75.0 | 3.23 | 1.14 |
| -0.9 | 105.0 | 1.52 | 0.663 |
| -0.9 | 135.0 | 2.34 | 0.995 |
| -0.9 | 165.0 | 0.811 | 0.494 |
| -0.9 | 195.0 | 2.44 | 1.06 |
| -0.9 | 225.0 | 5.51 | 1.94 |
| -0.9 | 255.0 | 4.36 | 1.6 |
| -0.9 | 285.0 | 2.44 | 0.907 |
| -0.9 | 315.0 | 4.19 | 1.31 |
| -0.9 | 345.0 | 1.84 | 0.677 |
| -0.7 | 15.0 | 4.19 | 1.03 |
| -0.7 | 45.0 | 5.16 | 1.22 |
| -0.7 | 75.0 | 7.86 | 1.86 |
| -0.7 | 105.0 | 2.92 | 0.994 |
| -0.7 | 135.0 | 3.03 | 0.966 |
| -0.7 | 165.0 | 1.89 | 0.634 |
| -0.7 | 195.0 | 1.9 | 0.702 |
| -0.7 | 225.0 | 2.92 | 0.945 |
| -0.7 | 255.0 | 5.74 | 1.58 |
| -0.7 | 285.0 | 6.0 | 1.53 |
| -0.7 | 315.0 | 6.65 | 1.45 |
| -0.7 | 345.0 | 2.88 | 0.743 |
| -0.5 | 15.0 | 5.55 | 1.26 |
| -0.5 | 45.0 | 6.37 | 1.54 |
| -0.5 | 75.0 | 4.89 | 1.17 |
| -0.5 | 105.0 | 7.28 | 1.85 |
| -0.5 | 135.0 | 7.42 | 2.75 |
| -0.5 | 165.0 | 4.1 | 1.21 |
| -0.5 | 195.0 | 3.62 | 1.28 |
| -0.5 | 225.0 | 4.17 | 1.34 |
| -0.5 | 255.0 | 8.54 | 2.12 |
| -0.5 | 285.0 | 6.65 | 1.46 |
| -0.5 | 315.0 | 6.91 | 1.52 |
| -0.5 | 345.0 | 3.35 | 1.01 |
| -0.3 | 15.0 | 3.57 | 0.857 |
| -0.3 | 45.0 | 7.97 | 1.85 |
| -0.3 | 75.0 | 10.5 | 2.3 |
| -0.3 | 105.0 | 7.52 | 1.75 |
| -0.3 | 135.0 | 4.47 | 1.45 |
| -0.3 | 165.0 | 6.73 | 2.03 |
| -0.3 | 195.0 | 4.27 | 1.53 |
| -0.3 | 225.0 | 5.52 | 1.77 |
| -0.3 | 255.0 | 4.68 | 1.24 |
| -0.3 | 285.0 | 9.66 | 2.0 |
| -0.3 | 315.0 | 9.17 | 1.95 |
| -0.3 | 345.0 | 3.22 | 0.876 |
| -0.1 | 15.0 | 5.95 | 1.3 |
| -0.1 | 45.0 | 5.33 | 1.23 |
| -0.1 | 75.0 | 12.9 | 2.23 |
| -0.1 | 105.0 | 11.6 | 2.42 |
| -0.1 | 135.0 | 6.56 | 2.0 |
| -0.1 | 165.0 | 3.39 | 1.24 |
| -0.1 | 195.0 | 1.58 | 0.745 |
| -0.1 | 225.0 | 6.65 | 2.0 |
| -0.1 | 255.0 | 6.3 | 1.31 |
| -0.1 | 285.0 | 9.18 | 1.76 |
| -0.1 | 315.0 | 5.13 | 1.12 |
| -0.1 | 345.0 | 4.87 | 1.1 |
| 0.1 | 15.0 | 6.6 | 1.31 |
| 0.1 | 45.0 | 5.67 | 1.22 |
| 0.1 | 75.0 | 9.17 | 1.89 |
| 0.1 | 105.0 | 9.06 | 1.97 |
| 0.1 | 135.0 | 6.4 | 1.83 |
| 0.1 | 165.0 | 3.93 | 1.25 |
| 0.1 | 195.0 | 3.7 | 1.38 |
| 0.1 | 225.0 | 8.16 | 2.75 |
| 0.1 | 255.0 | 7.83 | 1.99 |
| 0.1 | 285.0 | 7.09 | 1.7 |
| 0.1 | 315.0 | 5.93 | 1.31 |
| 0.1 | 345.0 | 5.62 | 1.12 |
| 0.3 | 15.0 | 3.51 | 0.75 |
| 0.3 | 45.0 | 6.71 | 1.53 |
| 0.3 | 75.0 | 7.02 | 1.53 |
| 0.3 | 105.0 | 9.66 | 2.16 |
| 0.3 | 135.0 | 13.0 | 3.66 |
| 0.3 | 165.0 | 5.98 | 1.98 |
| 0.3 | 195.0 | 5.04 | 1.74 |
| 0.3 | 225.0 | 7.21 | 2.13 |
| 0.3 | 255.0 | 13.8 | 2.93 |
| 0.3 | 285.0 | 10.6 | 2.11 |
| 0.3 | 315.0 | 3.39 | 0.868 |
| 0.3 | 345.0 | 5.7 | 1.2 |
| 0.5 | 15.0 | 3.53 | 0.855 |
| 0.5 | 45.0 | 4.9 | 1.14 |
| 0.5 | 75.0 | 6.42 | 1.64 |
| 0.5 | 105.0 | 4.59 | 1.19 |
| 0.5 | 135.0 | 11.2 | 3.7 |
| 0.5 | 165.0 | 8.87 | 2.81 |
| 0.5 | 195.0 | 2.59 | 0.942 |
| 0.5 | 225.0 | 3.87 | 1.32 |
| 0.5 | 255.0 | 8.55 | 1.8 |
| 0.5 | 285.0 | 6.95 | 1.62 |
| 0.5 | 315.0 | 2.84 | 0.791 |
| 0.5 | 345.0 | 4.14 | 0.938 |
| 0.7 | 15.0 | 3.62 | 0.939 |
| 0.7 | 45.0 | 4.82 | 1.22 |
| 0.7 | 75.0 | 9.68 | 2.68 |
| 0.7 | 105.0 | 6.2 | 1.54 |
| 0.7 | 135.0 | 4.92 | 1.91 |
| 0.7 | 165.0 | 10.4 | 3.16 |
| 0.7 | 195.0 | 5.09 | 1.59 |
| 0.7 | 225.0 | 6.15 | 2.08 |
| 0.7 | 255.0 | 3.82 | 1.13 |
| 0.7 | 285.0 | 5.63 | 1.53 |
| 0.7 | 315.0 | 3.55 | 0.971 |
| 0.7 | 345.0 | 2.99 | 0.696 |
| 0.9 | 15.0 | 6.07 | 1.85 |
| 0.9 | 45.0 | 4.21 | 1.32 |
| 0.9 | 75.0 | 3.41 | 1.36 |
| 0.9 | 105.0 | 8.55 | 4.18 |
| 0.9 | 135.0 | 6.8 | 2.24 |
| 0.9 | 165.0 | 5.25 | 1.93 |
| 0.9 | 195.0 | 4.91 | 1.71 |
| 0.9 | 225.0 | 3.77 | 1.52 |
| 0.9 | 255.0 | 4.71 | 1.39 |
| 0.9 | 285.0 | 2.2 | 0.869 |
| 0.9 | 315.0 | 2.28 | 0.694 |
| 0.9 | 345.0 | 3.33 | 0.976 |
Experiment comment: