Measurement E9M173
| 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: | 1.28 GeV | |
| ε: | 0.868 | |
| 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 | 4.09 | 0.949 |
| -0.9 | 45.0 | 3.16 | 0.711 |
| -0.9 | 75.0 | 3.34 | 0.797 |
| -0.9 | 105.0 | 4.26 | 0.952 |
| -0.9 | 135.0 | 3.03 | 0.689 |
| -0.9 | 165.0 | 3.5 | 1.0 |
| -0.9 | 195.0 | 3.14 | 0.941 |
| -0.9 | 225.0 | 3.25 | 0.738 |
| -0.9 | 255.0 | 5.11 | 1.24 |
| -0.9 | 285.0 | 5.93 | 1.42 |
| -0.9 | 315.0 | 4.17 | 0.934 |
| -0.9 | 345.0 | 2.82 | 0.702 |
| -0.7 | 15.0 | 4.72 | 0.816 |
| -0.7 | 45.0 | 5.46 | 0.888 |
| -0.7 | 75.0 | 6.24 | 0.961 |
| -0.7 | 105.0 | 6.16 | 1.11 |
| -0.7 | 135.0 | 5.35 | 0.962 |
| -0.7 | 165.0 | 2.39 | 0.588 |
| -0.7 | 195.0 | 3.86 | 0.796 |
| -0.7 | 225.0 | 4.41 | 0.9 |
| -0.7 | 255.0 | 7.79 | 1.23 |
| -0.7 | 285.0 | 7.07 | 1.05 |
| -0.7 | 315.0 | 5.99 | 0.907 |
| -0.7 | 345.0 | 5.87 | 0.968 |
| -0.5 | 15.0 | 4.06 | 0.649 |
| -0.5 | 45.0 | 6.54 | 0.854 |
| -0.5 | 75.0 | 8.39 | 1.18 |
| -0.5 | 105.0 | 9.76 | 1.77 |
| -0.5 | 135.0 | 6.27 | 1.18 |
| -0.5 | 165.0 | 2.49 | 0.575 |
| -0.5 | 195.0 | 3.3 | 0.626 |
| -0.5 | 225.0 | 6.64 | 1.2 |
| -0.5 | 255.0 | 11.2 | 1.64 |
| -0.5 | 285.0 | 10.2 | 1.43 |
| -0.5 | 315.0 | 8.87 | 1.08 |
| -0.5 | 345.0 | 5.3 | 0.803 |
| -0.3 | 15.0 | 4.28 | 0.665 |
| -0.3 | 45.0 | 10.0 | 1.21 |
| -0.3 | 75.0 | 9.61 | 1.54 |
| -0.3 | 105.0 | 9.66 | 1.96 |
| -0.3 | 135.0 | 5.2 | 1.27 |
| -0.3 | 165.0 | 4.72 | 0.973 |
| -0.3 | 195.0 | 3.37 | 0.692 |
| -0.3 | 225.0 | 9.05 | 2.14 |
| -0.3 | 255.0 | 10.4 | 2.03 |
| -0.3 | 285.0 | 10.4 | 1.44 |
| -0.3 | 315.0 | 6.94 | 0.838 |
| -0.3 | 345.0 | 4.79 | 0.766 |
| -0.1 | 15.0 | 6.36 | 0.851 |
| -0.1 | 45.0 | 7.31 | 0.925 |
| -0.1 | 75.0 | 6.87 | 1.38 |
| -0.1 | 105.0 | 14.6 | 4.17 |
| -0.1 | 135.0 | 5.69 | 2.07 |
| -0.1 | 165.0 | 3.77 | 0.788 |
| -0.1 | 195.0 | 3.02 | 0.608 |
| -0.1 | 225.0 | 5.56 | 1.73 |
| -0.1 | 255.0 | 8.68 | 2.16 |
| -0.1 | 285.0 | 9.43 | 1.48 |
| -0.1 | 315.0 | 7.46 | 0.827 |
| -0.1 | 345.0 | 3.98 | 0.606 |
| 0.1 | 15.0 | 4.37 | 0.663 |
| 0.1 | 45.0 | 9.07 | 1.05 |
| 0.1 | 75.0 | 6.21 | 1.2 |
| 0.1 | 105.0 | 11.9 | 4.1 |
| 0.1 | 135.0 | 4.92 | 2.2 |
| 0.1 | 165.0 | 6.76 | 1.54 |
| 0.1 | 195.0 | 7.44 | 1.53 |
| 0.1 | 225.0 | 20.5 | 7.91 |
| 0.1 | 255.0 | 14.5 | 5.2 |
| 0.1 | 285.0 | 9.62 | 1.84 |
| 0.1 | 315.0 | 6.54 | 0.849 |
| 0.1 | 345.0 | 6.62 | 0.931 |
| 0.3 | 15.0 | 3.8 | 0.586 |
| 0.3 | 45.0 | 8.41 | 1.15 |
| 0.3 | 75.0 | 10.0 | 1.84 |
| 0.3 | 105.0 | 12.8 | 4.08 |
| 0.3 | 135.0 | 13.0 | 4.1 |
| 0.3 | 165.0 | 6.4 | 1.32 |
| 0.3 | 195.0 | 6.95 | 1.48 |
| 0.3 | 225.0 | 11.0 | 3.47 |
| 0.3 | 255.0 | 10.4 | 2.75 |
| 0.3 | 285.0 | 9.32 | 1.69 |
| 0.3 | 315.0 | 6.86 | 0.963 |
| 0.3 | 345.0 | 4.17 | 0.63 |
| 0.5 | 15.0 | 3.61 | 0.572 |
| 0.5 | 45.0 | 4.87 | 0.715 |
| 0.5 | 75.0 | 6.36 | 1.46 |
| 0.5 | 105.0 | 10.5 | 2.58 |
| 0.5 | 135.0 | 3.89 | 1.73 |
| 0.5 | 165.0 | 7.15 | 1.42 |
| 0.5 | 195.0 | 3.58 | 0.851 |
| 0.5 | 225.0 | 8.8 | 3.36 |
| 0.5 | 255.0 | 11.4 | 2.8 |
| 0.5 | 285.0 | 12.5 | 2.09 |
| 0.5 | 315.0 | 6.91 | 0.981 |
| 0.5 | 345.0 | 3.67 | 0.585 |
| 0.7 | 15.0 | 2.07 | 0.385 |
| 0.7 | 45.0 | 6.54 | 1.08 |
| 0.7 | 75.0 | 5.22 | 1.19 |
| 0.7 | 105.0 | 4.55 | 1.51 |
| 0.7 | 135.0 | 5.39 | 2.03 |
| 0.7 | 165.0 | 8.76 | 1.72 |
| 0.7 | 195.0 | 7.91 | 1.76 |
| 0.7 | 225.0 | 4.59 | 1.44 |
| 0.7 | 255.0 | 14.0 | 3.56 |
| 0.7 | 285.0 | 9.11 | 1.74 |
| 0.7 | 315.0 | 4.11 | 0.698 |
| 0.7 | 345.0 | 3.15 | 0.592 |
| 0.9 | 15.0 | 2.56 | 0.643 |
| 0.9 | 45.0 | 3.79 | 0.789 |
| 0.9 | 75.0 | 3.55 | 0.768 |
| 0.9 | 105.0 | 5.38 | 1.21 |
| 0.9 | 135.0 | 4.75 | 1.28 |
| 0.9 | 165.0 | 3.49 | 0.781 |
| 0.9 | 195.0 | 5.11 | 1.04 |
| 0.9 | 225.0 | 3.65 | 0.879 |
| 0.9 | 255.0 | 3.83 | 0.911 |
| 0.9 | 285.0 | 4.0 | 0.888 |
| 0.9 | 315.0 | 3.92 | 0.8 |
| 0.9 | 345.0 | 2.3 | 0.575 |
Experiment comment: