Measurement E9M236
| 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: | 1.34 GeV | |
| ε: | 0.787 | |
| 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 | 0.553 | 0.194 |
| -0.9 | 45.0 | 0.78 | 0.254 |
| -0.9 | 75.0 | 1.17 | 0.3 |
| -0.9 | 105.0 | 0.773 | 0.24 |
| -0.9 | 135.0 | 1.27 | 0.392 |
| -0.9 | 165.0 | 1.27 | 0.34 |
| -0.9 | 195.0 | 1.53 | 0.405 |
| -0.9 | 225.0 | 1.22 | 0.338 |
| -0.9 | 255.0 | 1.74 | 0.523 |
| -0.9 | 285.0 | 0.729 | 0.234 |
| -0.9 | 315.0 | 0.776 | 0.211 |
| -0.9 | 345.0 | 0.714 | 0.209 |
| -0.7 | 15.0 | 0.991 | 0.229 |
| -0.7 | 45.0 | 1.81 | 0.352 |
| -0.7 | 75.0 | 2.16 | 0.425 |
| -0.7 | 105.0 | 1.87 | 0.488 |
| -0.7 | 135.0 | 1.25 | 0.349 |
| -0.7 | 165.0 | 1.01 | 0.233 |
| -0.7 | 195.0 | 1.6 | 0.395 |
| -0.7 | 225.0 | 1.63 | 0.38 |
| -0.7 | 255.0 | 1.53 | 0.405 |
| -0.7 | 285.0 | 2.14 | 0.419 |
| -0.7 | 315.0 | 2.05 | 0.39 |
| -0.7 | 345.0 | 0.868 | 0.19 |
| -0.5 | 15.0 | 1.17 | 0.228 |
| -0.5 | 45.0 | 2.61 | 0.443 |
| -0.5 | 75.0 | 1.92 | 0.378 |
| -0.5 | 105.0 | 2.63 | 0.653 |
| -0.5 | 135.0 | 1.43 | 0.402 |
| -0.5 | 165.0 | 1.2 | 0.292 |
| -0.5 | 195.0 | 0.722 | 0.223 |
| -0.5 | 225.0 | 3.29 | 0.847 |
| -0.5 | 255.0 | 3.39 | 0.701 |
| -0.5 | 285.0 | 4.02 | 0.691 |
| -0.5 | 315.0 | 2.17 | 0.373 |
| -0.5 | 345.0 | 1.12 | 0.227 |
| -0.3 | 15.0 | 1.52 | 0.277 |
| -0.3 | 45.0 | 2.47 | 0.408 |
| -0.3 | 75.0 | 4.47 | 0.827 |
| -0.3 | 105.0 | 2.78 | 0.762 |
| -0.3 | 135.0 | 2.27 | 0.761 |
| -0.3 | 165.0 | 2.04 | 0.489 |
| -0.3 | 195.0 | 1.62 | 0.41 |
| -0.3 | 225.0 | 2.08 | 0.845 |
| -0.3 | 255.0 | 5.03 | 1.11 |
| -0.3 | 285.0 | 4.21 | 0.814 |
| -0.3 | 315.0 | 2.47 | 0.374 |
| -0.3 | 345.0 | 1.6 | 0.285 |
| -0.1 | 15.0 | 2.0 | 0.325 |
| -0.1 | 45.0 | 2.2 | 0.351 |
| -0.1 | 75.0 | 3.15 | 0.66 |
| -0.1 | 105.0 | 4.46 | 1.1 |
| -0.1 | 135.0 | 1.67 | 0.694 |
| -0.1 | 165.0 | 1.75 | 0.509 |
| -0.1 | 195.0 | 1.53 | 0.431 |
| -0.1 | 225.0 | 2.53 | 0.987 |
| -0.1 | 255.0 | 2.29 | 0.536 |
| -0.1 | 285.0 | 2.65 | 0.557 |
| -0.1 | 315.0 | 3.42 | 0.528 |
| -0.1 | 345.0 | 1.65 | 0.27 |
| 0.1 | 15.0 | 1.42 | 0.268 |
| 0.1 | 45.0 | 2.25 | 0.368 |
| 0.1 | 75.0 | 3.44 | 0.661 |
| 0.1 | 105.0 | 4.9 | 1.07 |
| 0.1 | 135.0 | 2.19 | 0.871 |
| 0.1 | 165.0 | 3.64 | 1.39 |
| 0.1 | 195.0 | 2.18 | 0.784 |
| 0.1 | 225.0 | 3.19 | 1.05 |
| 0.1 | 255.0 | 6.35 | 1.24 |
| 0.1 | 285.0 | 3.41 | 0.78 |
| 0.1 | 315.0 | 2.03 | 0.312 |
| 0.1 | 345.0 | 2.03 | 0.323 |
| 0.3 | 15.0 | 1.72 | 0.298 |
| 0.3 | 45.0 | 2.72 | 0.445 |
| 0.3 | 75.0 | 1.65 | 0.368 |
| 0.3 | 105.0 | 3.52 | 0.678 |
| 0.3 | 135.0 | 5.1 | 1.32 |
| 0.3 | 165.0 | 1.51 | 0.537 |
| 0.3 | 195.0 | 2.36 | 0.932 |
| 0.3 | 225.0 | 1.84 | 0.505 |
| 0.3 | 255.0 | 3.24 | 0.701 |
| 0.3 | 285.0 | 4.11 | 0.891 |
| 0.3 | 315.0 | 2.27 | 0.34 |
| 0.3 | 345.0 | 1.41 | 0.256 |
| 0.5 | 15.0 | 0.789 | 0.179 |
| 0.5 | 45.0 | 1.54 | 0.297 |
| 0.5 | 75.0 | 1.97 | 0.44 |
| 0.5 | 105.0 | 1.95 | 0.474 |
| 0.5 | 135.0 | 3.28 | 0.904 |
| 0.5 | 165.0 | 1.66 | 0.807 |
| 0.5 | 195.0 | 4.58 | 2.02 |
| 0.5 | 225.0 | 2.07 | 0.614 |
| 0.5 | 255.0 | 3.07 | 0.697 |
| 0.5 | 285.0 | 2.76 | 0.682 |
| 0.5 | 315.0 | 1.85 | 0.333 |
| 0.5 | 345.0 | 1.34 | 0.27 |
| 0.7 | 15.0 | 0.82 | 0.197 |
| 0.7 | 45.0 | 1.29 | 0.261 |
| 0.7 | 75.0 | 1.87 | 0.548 |
| 0.7 | 105.0 | 1.64 | 0.498 |
| 0.7 | 135.0 | 1.06 | 0.493 |
| 0.7 | 165.0 | 2.8 | 0.921 |
| 0.7 | 195.0 | 0.497 | 0.221 |
| 0.7 | 225.0 | 7.03 | 2.65 |
| 0.7 | 255.0 | 1.92 | 0.563 |
| 0.7 | 285.0 | 1.56 | 0.413 |
| 0.7 | 315.0 | 1.67 | 0.361 |
| 0.7 | 345.0 | 1.75 | 0.407 |
| 0.9 | 15.0 | 0.325 | 0.135 |
| 0.9 | 45.0 | 1.79 | 0.539 |
| 0.9 | 75.0 | 0.826 | 0.266 |
| 0.9 | 105.0 | 0.804 | 0.337 |
| 0.9 | 135.0 | 1.11 | 0.524 |
| 0.9 | 165.0 | 1.91 | 0.588 |
| 0.9 | 195.0 | 1.82 | 0.786 |
| 0.9 | 225.0 | 2.57 | 0.981 |
| 0.9 | 255.0 | 0.849 | 0.347 |
| 0.9 | 285.0 | 1.51 | 0.489 |
| 0.9 | 315.0 | 1.11 | 0.286 |
| 0.9 | 345.0 | 0.7 | 0.205 |
Experiment comment: