Measurement E9M113
| 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: | 1.2 GeV | |
| ε: | 0.736 | |
| 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 | syst. uncert. |
|---|---|---|---|---|
| -0.9 | 15.0 | 9.85 | 1.83 | 0.8222 |
| -0.9 | 45.0 | 5.46 | 1.25 | 0.543 |
| -0.9 | 75.0 | 8.85 | 1.84 | 0.9372 |
| -0.9 | 105.0 | 13.4 | 2.57 | 0.8456 |
| -0.9 | 135.0 | 5.92 | 1.29 | 0.6192 |
| -0.9 | 165.0 | 8.67 | 2.14 | 1.5741 |
| -0.9 | 195.0 | 4.55 | 1.1 | 1.1792 |
| -0.9 | 225.0 | 4.6 | 1.09 | 0.5783 |
| -0.9 | 255.0 | 12.9 | 2.66 | 2.8685 |
| -0.9 | 285.0 | 9.15 | 1.98 | 2.2098 |
| -0.9 | 315.0 | 12.2 | 2.34 | 1.3019 |
| -0.9 | 345.0 | 8.48 | 1.86 | 0.4347 |
| -0.7 | 15.0 | 9.46 | 1.66 | 0.978 |
| -0.7 | 45.0 | 10.1 | 1.72 | 1.772 |
| -0.7 | 75.0 | 11.4 | 2.13 | 0.7762 |
| -0.7 | 105.0 | 15.1 | 2.73 | 2.4612 |
| -0.7 | 135.0 | 6.32 | 1.43 | 1.109 |
| -0.7 | 165.0 | 9.19 | 1.79 | 1.6064 |
| -0.7 | 195.0 | 5.98 | 1.31 | 0.2716 |
| -0.7 | 225.0 | 10.0 | 1.86 | 0.4688 |
| -0.7 | 255.0 | 10.8 | 1.95 | 1.9862 |
| -0.7 | 285.0 | 12.2 | 2.22 | 0.4153 |
| -0.7 | 315.0 | 10.5 | 1.85 | 0.7348 |
| -0.7 | 345.0 | 7.35 | 1.31 | 0.9695 |
| -0.5 | 15.0 | 10.3 | 1.71 | 0.5232 |
| -0.5 | 45.0 | 19.7 | 2.9 | 1.653 |
| -0.5 | 75.0 | 14.6 | 2.35 | 2.2192 |
| -0.5 | 105.0 | 15.2 | 2.8 | 2.1095 |
| -0.5 | 135.0 | 12.1 | 2.19 | 1.8437 |
| -0.5 | 165.0 | 8.17 | 1.63 | 1.8362 |
| -0.5 | 195.0 | 15.1 | 2.57 | 2.3558 |
| -0.5 | 225.0 | 14.0 | 2.69 | 0.3775 |
| -0.5 | 255.0 | 15.4 | 2.49 | 2.8909 |
| -0.5 | 285.0 | 16.5 | 2.72 | 1.5564 |
| -0.5 | 315.0 | 10.0 | 1.55 | 2.9137 |
| -0.5 | 345.0 | 8.45 | 1.37 | 0.5252 |
| -0.3 | 15.0 | 15.0 | 2.41 | 2.2299 |
| -0.3 | 45.0 | 16.9 | 2.46 | 0.8515 |
| -0.3 | 75.0 | 11.8 | 2.14 | 2.7221 |
| -0.3 | 105.0 | 15.9 | 2.74 | 1.1769 |
| -0.3 | 135.0 | 10.9 | 2.29 | 0.7794 |
| -0.3 | 165.0 | 13.1 | 2.39 | 1.3407 |
| -0.3 | 195.0 | 8.28 | 1.48 | 1.8873 |
| -0.3 | 225.0 | 10.3 | 2.27 | 0.2806 |
| -0.3 | 255.0 | 18.3 | 3.14 | 2.2028 |
| -0.3 | 285.0 | 26.3 | 3.98 | 2.6334 |
| -0.3 | 315.0 | 16.0 | 2.52 | 0.9327 |
| -0.3 | 345.0 | 9.8 | 1.69 | 0.5493 |
| -0.1 | 15.0 | 15.3 | 2.44 | 2.2192 |
| -0.1 | 45.0 | 16.1 | 2.4 | 0.3606 |
| -0.1 | 75.0 | 14.9 | 2.86 | 1.7095 |
| -0.1 | 105.0 | 23.6 | 3.85 | 0.8631 |
| -0.1 | 135.0 | 17.0 | 3.39 | 3.0704 |
| -0.1 | 165.0 | 12.8 | 2.06 | 0.9772 |
| -0.1 | 195.0 | 13.0 | 2.27 | 1.038 |
| -0.1 | 225.0 | 15.3 | 2.86 | 1.5524 |
| -0.1 | 255.0 | 13.8 | 2.32 | 3.9249 |
| -0.1 | 285.0 | 16.5 | 2.83 | 1.1651 |
| -0.1 | 315.0 | 15.3 | 2.31 | 1.7741 |
| -0.1 | 345.0 | 10.1 | 1.65 | 0.1387 |
| 0.1 | 15.0 | 12.9 | 1.89 | 1.3491 |
| 0.1 | 45.0 | 18.2 | 2.55 | 0.8617 |
| 0.1 | 75.0 | 16.6 | 2.77 | 1.1565 |
| 0.1 | 105.0 | 24.0 | 4.28 | 2.9854 |
| 0.1 | 135.0 | 13.6 | 2.64 | 0.7176 |
| 0.1 | 165.0 | 17.6 | 2.63 | 0.9407 |
| 0.1 | 195.0 | 15.8 | 2.6 | 1.3757 |
| 0.1 | 225.0 | 13.7 | 2.81 | 1.2339 |
| 0.1 | 255.0 | 16.9 | 2.69 | 3.5648 |
| 0.1 | 285.0 | 17.6 | 2.93 | 1.256 |
| 0.1 | 315.0 | 18.7 | 2.87 | 0.3391 |
| 0.1 | 345.0 | 7.37 | 1.21 | 1.3331 |
| 0.3 | 15.0 | 10.1 | 1.54 | 0.9069 |
| 0.3 | 45.0 | 13.3 | 2.12 | 0.35 |
| 0.3 | 75.0 | 14.6 | 2.44 | 1.8398 |
| 0.3 | 105.0 | 24.7 | 4.08 | 1.8241 |
| 0.3 | 135.0 | 30.5 | 5.39 | 3.3782 |
| 0.3 | 165.0 | 15.8 | 2.68 | 1.1511 |
| 0.3 | 195.0 | 12.4 | 2.29 | 1.0075 |
| 0.3 | 225.0 | 12.4 | 2.57 | 1.247 |
| 0.3 | 255.0 | 21.5 | 3.67 | 1.7951 |
| 0.3 | 285.0 | 14.2 | 2.63 | 1.6378 |
| 0.3 | 315.0 | 12.1 | 1.98 | 0.5874 |
| 0.3 | 345.0 | 9.41 | 1.5 | 1.8977 |
| 0.5 | 15.0 | 9.88 | 1.74 | 0.1604 |
| 0.5 | 45.0 | 12.6 | 2.15 | 0.7106 |
| 0.5 | 75.0 | 17.9 | 3.08 | 2.1296 |
| 0.5 | 105.0 | 21.5 | 3.98 | 1.6515 |
| 0.5 | 135.0 | 14.1 | 2.89 | 1.5075 |
| 0.5 | 165.0 | 15.4 | 2.71 | 2.5851 |
| 0.5 | 195.0 | 14.3 | 2.24 | 2.8107 |
| 0.5 | 225.0 | 15.3 | 2.96 | 1.8241 |
| 0.5 | 255.0 | 18.6 | 3.3 | 1.3162 |
| 0.5 | 285.0 | 12.6 | 2.09 | 1.7306 |
| 0.5 | 315.0 | 11.4 | 1.78 | 3.9083 |
| 0.5 | 345.0 | 9.83 | 1.76 | 1.0413 |
| 0.7 | 15.0 | 8.35 | 1.51 | 0.3084 |
| 0.7 | 45.0 | 11.4 | 1.91 | 0.8139 |
| 0.7 | 75.0 | 10.1 | 1.97 | 2.3465 |
| 0.7 | 105.0 | 11.8 | 2.3 | 3.1325 |
| 0.7 | 135.0 | 16.3 | 2.92 | 0.3708 |
| 0.7 | 165.0 | 14.4 | 2.53 | 0.9785 |
| 0.7 | 195.0 | 14.6 | 2.55 | 1.0966 |
| 0.7 | 225.0 | 15.3 | 2.84 | 1.1853 |
| 0.7 | 255.0 | 13.0 | 2.58 | 2.5622 |
| 0.7 | 285.0 | 10.2 | 1.97 | 1.3344 |
| 0.7 | 315.0 | 8.88 | 1.71 | 0.3776 |
| 0.7 | 345.0 | 7.98 | 1.4 | 0.626 |
| 0.9 | 15.0 | 8.32 | 1.88 | 0.5975 |
| 0.9 | 45.0 | 10.6 | 2.06 | 1.4915 |
| 0.9 | 75.0 | 10.8 | 2.13 | 1.4315 |
| 0.9 | 105.0 | 10.4 | 2.33 | 1.9621 |
| 0.9 | 135.0 | 17.3 | 3.52 | 2.0 |
| 0.9 | 165.0 | 15.9 | 2.84 | 2.1662 |
| 0.9 | 195.0 | 13.2 | 2.45 | 0.8944 |
| 0.9 | 225.0 | 13.4 | 2.66 | 1.084 |
| 0.9 | 255.0 | 13.7 | 2.58 | 2.1374 |
| 0.9 | 285.0 | 13.1 | 2.57 | 1.5207 |
| 0.9 | 315.0 | 9.48 | 1.83 | 0.7506 |
| 0.9 | 345.0 | 5.24 | 1.16 | 0.7344 |
Experiment comment: