Measurement E9M166
| 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: | 0.6 — 0.7 GeV2 | |
| W: | 1.14 GeV | |
| ε: | 0.901 | |
| 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 | 0.613 | 0.294 |
| -0.9 | 45.0 | 3.57 | 1.36 |
| -0.9 | 75.0 | 1.11 | 0.505 |
| -0.9 | 105.0 | 3.76 | 1.51 |
| -0.9 | 135.0 | 7.24 | 3.67 |
| -0.9 | 165.0 | 0.908 | 0.488 |
| -0.9 | 195.0 | 1.87 | 0.861 |
| -0.9 | 225.0 | 2.75 | 1.23 |
| -0.9 | 255.0 | 0.356 | 0.26 |
| -0.9 | 285.0 | 1.81 | 0.797 |
| -0.9 | 315.0 | 1.5 | 0.632 |
| -0.9 | 345.0 | 1.48 | 0.615 |
| -0.7 | 15.0 | 1.81 | 0.744 |
| -0.7 | 45.0 | 1.4 | 0.755 |
| -0.7 | 75.0 | 0.953 | 0.452 |
| -0.7 | 105.0 | 3.01 | 0.936 |
| -0.7 | 135.0 | 1.49 | 0.568 |
| -0.7 | 165.0 | 4.09 | 1.35 |
| -0.7 | 195.0 | 2.74 | 0.836 |
| -0.7 | 225.0 | 1.56 | 0.69 |
| -0.7 | 255.0 | 1.94 | 0.86 |
| -0.7 | 285.0 | 1.31 | 0.504 |
| -0.7 | 315.0 | 3.29 | 1.02 |
| -0.7 | 345.0 | 1.43 | 0.666 |
| -0.5 | 15.0 | 2.23 | 0.8 |
| -0.5 | 45.0 | 2.77 | 0.885 |
| -0.5 | 75.0 | 1.74 | 0.613 |
| -0.5 | 105.0 | 2.04 | 0.626 |
| -0.5 | 135.0 | 3.87 | 1.28 |
| -0.5 | 165.0 | 3.3 | 1.03 |
| -0.5 | 195.0 | 3.84 | 1.25 |
| -0.5 | 225.0 | 2.6 | 0.87 |
| -0.5 | 255.0 | 2.87 | 0.811 |
| -0.5 | 285.0 | 2.18 | 0.636 |
| -0.5 | 315.0 | 2.67 | 1.02 |
| -0.5 | 345.0 | 2.95 | 1.1 |
| -0.3 | 15.0 | 1.26 | 0.488 |
| -0.3 | 45.0 | 3.12 | 0.958 |
| -0.3 | 75.0 | 2.59 | 0.74 |
| -0.3 | 105.0 | 4.09 | 1.11 |
| -0.3 | 135.0 | 3.89 | 1.1 |
| -0.3 | 165.0 | 8.03 | 2.19 |
| -0.3 | 195.0 | 3.23 | 0.929 |
| -0.3 | 225.0 | 2.7 | 0.766 |
| -0.3 | 255.0 | 5.59 | 1.31 |
| -0.3 | 285.0 | 3.67 | 1.07 |
| -0.3 | 315.0 | 4.31 | 1.36 |
| -0.3 | 345.0 | 1.89 | 0.796 |
| -0.1 | 15.0 | 3.07 | 1.01 |
| -0.1 | 45.0 | 2.8 | 0.854 |
| -0.1 | 75.0 | 2.38 | 0.661 |
| -0.1 | 105.0 | 3.95 | 1.15 |
| -0.1 | 135.0 | 4.21 | 0.969 |
| -0.1 | 165.0 | 3.27 | 0.854 |
| -0.1 | 195.0 | 5.08 | 1.28 |
| -0.1 | 225.0 | 8.22 | 2.05 |
| -0.1 | 255.0 | 4.69 | 1.23 |
| -0.1 | 285.0 | 5.19 | 1.21 |
| -0.1 | 315.0 | 1.7 | 0.599 |
| -0.1 | 345.0 | 3.83 | 1.24 |
| 0.1 | 15.0 | 2.16 | 0.748 |
| 0.1 | 45.0 | 2.83 | 0.766 |
| 0.1 | 75.0 | 2.0 | 0.602 |
| 0.1 | 105.0 | 4.98 | 1.21 |
| 0.1 | 135.0 | 4.21 | 1.17 |
| 0.1 | 165.0 | 6.03 | 1.25 |
| 0.1 | 195.0 | 4.71 | 1.23 |
| 0.1 | 225.0 | 5.9 | 1.47 |
| 0.1 | 255.0 | 4.51 | 1.08 |
| 0.1 | 285.0 | 3.81 | 1.05 |
| 0.1 | 315.0 | 5.02 | 1.42 |
| 0.1 | 345.0 | 2.57 | 0.827 |
| 0.3 | 15.0 | 1.6 | 0.605 |
| 0.3 | 45.0 | 5.35 | 1.4 |
| 0.3 | 75.0 | 2.9 | 0.851 |
| 0.3 | 105.0 | 5.2 | 1.23 |
| 0.3 | 135.0 | 15.0 | 3.55 |
| 0.3 | 165.0 | 4.9 | 1.3 |
| 0.3 | 195.0 | 4.11 | 1.02 |
| 0.3 | 225.0 | 3.13 | 1.06 |
| 0.3 | 255.0 | 3.75 | 0.95 |
| 0.3 | 285.0 | 2.62 | 0.877 |
| 0.3 | 315.0 | 1.33 | 0.541 |
| 0.3 | 345.0 | 2.61 | 0.744 |
| 0.5 | 15.0 | 1.22 | 0.447 |
| 0.5 | 45.0 | 3.19 | 0.928 |
| 0.5 | 75.0 | 3.35 | 1.08 |
| 0.5 | 105.0 | 8.27 | 1.78 |
| 0.5 | 135.0 | 3.88 | 0.992 |
| 0.5 | 165.0 | 5.47 | 1.48 |
| 0.5 | 195.0 | 5.0 | 1.26 |
| 0.5 | 225.0 | 2.63 | 0.783 |
| 0.5 | 255.0 | 4.73 | 1.2 |
| 0.5 | 285.0 | 4.58 | 1.29 |
| 0.5 | 315.0 | 1.3 | 0.394 |
| 0.5 | 345.0 | 3.38 | 1.29 |
| 0.7 | 15.0 | 2.7 | 0.825 |
| 0.7 | 45.0 | 2.76 | 0.924 |
| 0.7 | 75.0 | 5.44 | 1.33 |
| 0.7 | 105.0 | 5.61 | 1.32 |
| 0.7 | 135.0 | 6.02 | 1.62 |
| 0.7 | 165.0 | 5.69 | 1.55 |
| 0.7 | 195.0 | 5.17 | 1.29 |
| 0.7 | 225.0 | 8.32 | 2.1 |
| 0.7 | 255.0 | 5.69 | 1.44 |
| 0.7 | 285.0 | 3.5 | 0.971 |
| 0.7 | 315.0 | 4.2 | 1.29 |
| 0.7 | 345.0 | 2.31 | 0.812 |
| 0.9 | 15.0 | 2.55 | 0.938 |
| 0.9 | 45.0 | 5.17 | 1.63 |
| 0.9 | 75.0 | 5.57 | 1.63 |
| 0.9 | 105.0 | 3.93 | 1.22 |
| 0.9 | 135.0 | 10.3 | 2.66 |
| 0.9 | 165.0 | 6.24 | 1.83 |
| 0.9 | 195.0 | 5.17 | 1.62 |
| 0.9 | 225.0 | 6.04 | 1.75 |
| 0.9 | 255.0 | 6.56 | 1.85 |
| 0.9 | 285.0 | 4.89 | 1.44 |
| 0.9 | 315.0 | 4.09 | 1.25 |
| 0.9 | 345.0 | 3.63 | 1.21 |
Experiment comment: