Measurement E9M267
| 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: | 1.0 — 1.3 GeV2 | |
| W: | 1.36 GeV | |
| ε: | 0.707 | |
| 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 | 0.498 | 0.152 |
| -0.9 | 45.0 | 0.126 | 0.0682 |
| -0.9 | 75.0 | 0.256 | 0.129 |
| -0.9 | 105.0 | 0.993 | 0.347 |
| -0.9 | 135.0 | 1.42 | 0.463 |
| -0.9 | 165.0 | 0.908 | 0.284 |
| -0.9 | 195.0 | 0.543 | 0.184 |
| -0.9 | 225.0 | 0.584 | 0.192 |
| -0.9 | 255.0 | 1.02 | 0.326 |
| -0.9 | 285.0 | 0.952 | 0.377 |
| -0.9 | 315.0 | 0.559 | 0.171 |
| -0.9 | 345.0 | 0.484 | 0.21 |
| -0.7 | 15.0 | 0.591 | 0.154 |
| -0.7 | 45.0 | 0.471 | 0.131 |
| -0.7 | 75.0 | 1.34 | 0.32 |
| -0.7 | 105.0 | 1.01 | 0.324 |
| -0.7 | 135.0 | 1.36 | 0.383 |
| -0.7 | 165.0 | 0.753 | 0.191 |
| -0.7 | 195.0 | 0.846 | 0.215 |
| -0.7 | 225.0 | 0.891 | 0.269 |
| -0.7 | 255.0 | 1.32 | 0.378 |
| -0.7 | 285.0 | 0.627 | 0.218 |
| -0.7 | 315.0 | 0.614 | 0.175 |
| -0.7 | 345.0 | 0.879 | 0.248 |
| -0.5 | 15.0 | 1.72 | 0.377 |
| -0.5 | 45.0 | 1.3 | 0.312 |
| -0.5 | 75.0 | 2.29 | 0.565 |
| -0.5 | 105.0 | 3.08 | 0.79 |
| -0.5 | 135.0 | 1.01 | 0.315 |
| -0.5 | 165.0 | 1.26 | 0.328 |
| -0.5 | 195.0 | 1.22 | 0.335 |
| -0.5 | 225.0 | 2.31 | 0.71 |
| -0.5 | 255.0 | 3.02 | 0.775 |
| -0.5 | 285.0 | 1.43 | 0.389 |
| -0.5 | 315.0 | 1.35 | 0.272 |
| -0.5 | 345.0 | 0.663 | 0.16 |
| -0.3 | 15.0 | 1.3 | 0.308 |
| -0.3 | 45.0 | 1.56 | 0.335 |
| -0.3 | 75.0 | 2.51 | 0.519 |
| -0.3 | 105.0 | 1.95 | 0.515 |
| -0.3 | 135.0 | 1.44 | 0.545 |
| -0.3 | 165.0 | 2.37 | 0.637 |
| -0.3 | 195.0 | 1.31 | 0.375 |
| -0.3 | 225.0 | 1.32 | 0.492 |
| -0.3 | 255.0 | 2.89 | 0.756 |
| -0.3 | 285.0 | 2.81 | 0.593 |
| -0.3 | 315.0 | 0.959 | 0.202 |
| -0.3 | 345.0 | 0.861 | 0.199 |
| -0.1 | 15.0 | 1.34 | 0.278 |
| -0.1 | 45.0 | 1.77 | 0.349 |
| -0.1 | 75.0 | 3.07 | 0.651 |
| -0.1 | 105.0 | 2.19 | 0.584 |
| -0.1 | 135.0 | 2.35 | 0.704 |
| -0.1 | 165.0 | 3.2 | 1.04 |
| -0.1 | 195.0 | 0.957 | 0.363 |
| -0.1 | 225.0 | 2.18 | 0.797 |
| -0.1 | 255.0 | 1.98 | 0.498 |
| -0.1 | 285.0 | 2.37 | 0.548 |
| -0.1 | 315.0 | 1.86 | 0.379 |
| -0.1 | 345.0 | 0.911 | 0.195 |
| 0.1 | 15.0 | 0.725 | 0.157 |
| 0.1 | 45.0 | 1.48 | 0.341 |
| 0.1 | 75.0 | 2.15 | 0.496 |
| 0.1 | 105.0 | 2.17 | 0.522 |
| 0.1 | 135.0 | 2.25 | 0.746 |
| 0.1 | 165.0 | 2.93 | 1.31 |
| 0.1 | 195.0 | 1.61 | 0.661 |
| 0.1 | 225.0 | 1.61 | 0.652 |
| 0.1 | 255.0 | 3.62 | 0.873 |
| 0.1 | 285.0 | 1.56 | 0.37 |
| 0.1 | 315.0 | 1.55 | 0.305 |
| 0.1 | 345.0 | 1.68 | 0.31 |
| 0.3 | 15.0 | 1.33 | 0.251 |
| 0.3 | 45.0 | 2.2 | 0.432 |
| 0.3 | 75.0 | 1.35 | 0.402 |
| 0.3 | 105.0 | 2.0 | 0.5 |
| 0.3 | 135.0 | 2.55 | 0.695 |
| 0.3 | 165.0 | 1.46 | 0.701 |
| 0.3 | 195.0 | 1.03 | 0.529 |
| 0.3 | 225.0 | 1.65 | 0.522 |
| 0.3 | 255.0 | 2.13 | 0.582 |
| 0.3 | 285.0 | 1.98 | 0.455 |
| 0.3 | 315.0 | 1.05 | 0.23 |
| 0.3 | 345.0 | 1.32 | 0.256 |
| 0.5 | 15.0 | 0.68 | 0.173 |
| 0.5 | 45.0 | 0.964 | 0.263 |
| 0.5 | 75.0 | 1.74 | 0.495 |
| 0.5 | 105.0 | 1.46 | 0.389 |
| 0.5 | 135.0 | 3.66 | 1.31 |
| 0.5 | 165.0 | 2.06 | 0.915 |
| 0.5 | 195.0 | 0.768 | 0.611 |
| 0.5 | 225.0 | 2.73 | 0.869 |
| 0.5 | 255.0 | 1.94 | 0.598 |
| 0.5 | 285.0 | 2.01 | 0.524 |
| 0.5 | 315.0 | 0.982 | 0.252 |
| 0.5 | 345.0 | 1.06 | 0.242 |
| 0.7 | 15.0 | 0.905 | 0.23 |
| 0.7 | 45.0 | 0.792 | 0.216 |
| 0.7 | 75.0 | 1.51 | 0.474 |
| 0.7 | 105.0 | 2.03 | 0.691 |
| 0.7 | 135.0 | 1.29 | 0.494 |
| 0.7 | 165.0 | 1.99 | 0.957 |
| 0.7 | 195.0 | 1.64 | 0.714 |
| 0.7 | 225.0 | 1.6 | 0.617 |
| 0.7 | 255.0 | 2.56 | 0.959 |
| 0.7 | 285.0 | 1.27 | 0.404 |
| 0.7 | 315.0 | 0.632 | 0.171 |
| 0.7 | 345.0 | 0.759 | 0.206 |
| 0.9 | 15.0 | 0.442 | 0.165 |
| 0.9 | 45.0 | 0.475 | 0.189 |
| 0.9 | 75.0 | 0.965 | 0.408 |
| 0.9 | 105.0 | 0.592 | 0.275 |
| 0.9 | 135.0 | 0.438 | 0.211 |
| 0.9 | 165.0 | 0.545 | 0.205 |
| 0.9 | 195.0 | 0.858 | 0.323 |
| 0.9 | 225.0 | 1.28 | 0.615 |
| 0.9 | 255.0 | 1.38 | 0.522 |
| 0.9 | 285.0 | 1.13 | 0.442 |
| 0.9 | 315.0 | 0.397 | 0.146 |
| 0.9 | 345.0 | 0.968 | 0.341 |
Experiment comment: