Measurement E9M103
| 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: | 0.45 — 0.6 GeV2 | |
| W: | 1.58 GeV | |
| ε: | 0.433 | |
| 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 | 0.736 | 0.282 |
| -0.9 | 45.0 | 0.558 | 0.278 |
| -0.9 | 75.0 | 0.327 | 0.243 |
| -0.9 | 105.0 | 0.514 | 0.54 |
| -0.9 | 135.0 | 3.9 | 3.19 |
| -0.9 | 165.0 | 7.22 | 8.86 |
| -0.9 | 225.0 | 0.965 | 0.758 |
| -0.9 | 255.0 | 0.946 | 0.523 |
| -0.9 | 285.0 | 0.493 | 0.301 |
| -0.9 | 315.0 | 1.39 | 0.55 |
| -0.9 | 345.0 | 0.122 | 0.0892 |
| -0.7 | 15.0 | 0.888 | 0.406 |
| -0.7 | 45.0 | 1.43 | 0.529 |
| -0.7 | 75.0 | 1.17 | 0.587 |
| -0.7 | 105.0 | 1.34 | 0.535 |
| -0.7 | 135.0 | 1.65 | 0.962 |
| -0.7 | 225.0 | 0.492 | 0.301 |
| -0.7 | 255.0 | 0.898 | 0.305 |
| -0.7 | 285.0 | 0.737 | 0.324 |
| -0.7 | 315.0 | 1.16 | 0.397 |
| -0.7 | 345.0 | 0.603 | 0.205 |
| -0.5 | 15.0 | 1.02 | 0.324 |
| -0.5 | 45.0 | 0.781 | 0.32 |
| -0.5 | 75.0 | 0.909 | 0.302 |
| -0.5 | 105.0 | 1.8 | 0.503 |
| -0.5 | 135.0 | 1.59 | 0.763 |
| -0.5 | 225.0 | 0.443 | 0.461 |
| -0.5 | 255.0 | 1.11 | 0.336 |
| -0.5 | 285.0 | 0.894 | 0.309 |
| -0.5 | 315.0 | 1.03 | 0.366 |
| -0.5 | 345.0 | 1.14 | 0.286 |
| -0.3 | 15.0 | 0.916 | 0.326 |
| -0.3 | 45.0 | 1.1 | 0.385 |
| -0.3 | 75.0 | 2.51 | 0.664 |
| -0.3 | 105.0 | 1.52 | 0.412 |
| -0.3 | 135.0 | 1.48 | 0.627 |
| -0.3 | 165.0 | 0.44 | 0.463 |
| -0.3 | 195.0 | 0.717 | 0.557 |
| -0.3 | 225.0 | 2.54 | 0.956 |
| -0.3 | 255.0 | 2.5 | 0.509 |
| -0.3 | 285.0 | 2.85 | 0.683 |
| -0.3 | 315.0 | 1.39 | 0.409 |
| -0.3 | 345.0 | 1.77 | 0.568 |
| -0.1 | 15.0 | 0.554 | 0.417 |
| -0.1 | 45.0 | 1.04 | 0.309 |
| -0.1 | 75.0 | 2.01 | 0.45 |
| -0.1 | 105.0 | 1.99 | 0.471 |
| -0.1 | 135.0 | 0.933 | 0.364 |
| -0.1 | 165.0 | 2.59 | 1.46 |
| -0.1 | 195.0 | 5.19 | 2.31 |
| -0.1 | 225.0 | 1.4 | 0.517 |
| -0.1 | 255.0 | 1.55 | 0.453 |
| -0.1 | 285.0 | 2.64 | 0.579 |
| -0.1 | 315.0 | 1.04 | 0.422 |
| -0.1 | 345.0 | 0.653 | 0.492 |
| 0.1 | 15.0 | 1.16 | 0.64 |
| 0.1 | 45.0 | 1.38 | 0.43 |
| 0.1 | 75.0 | 1.98 | 0.441 |
| 0.1 | 105.0 | 1.52 | 0.445 |
| 0.1 | 135.0 | 3.51 | 1.11 |
| 0.1 | 165.0 | 3.34 | 1.63 |
| 0.1 | 195.0 | 1.75 | 0.892 |
| 0.1 | 225.0 | 1.4 | 0.39 |
| 0.1 | 255.0 | 1.98 | 0.476 |
| 0.1 | 285.0 | 1.73 | 0.399 |
| 0.1 | 315.0 | 1.37 | 0.457 |
| 0.1 | 345.0 | 1.37 | 0.631 |
| 0.3 | 15.0 | 0.979 | 0.549 |
| 0.3 | 45.0 | 1.27 | 0.389 |
| 0.3 | 75.0 | 1.08 | 0.296 |
| 0.3 | 105.0 | 1.74 | 0.458 |
| 0.3 | 135.0 | 2.36 | 0.628 |
| 0.3 | 165.0 | 1.1 | 0.459 |
| 0.3 | 195.0 | 1.39 | 0.635 |
| 0.3 | 225.0 | 1.94 | 0.511 |
| 0.3 | 255.0 | 1.53 | 0.438 |
| 0.3 | 285.0 | 0.735 | 0.206 |
| 0.3 | 315.0 | 1.05 | 0.332 |
| 0.3 | 345.0 | 1.29 | 0.75 |
| 0.5 | 15.0 | 1.04 | 0.552 |
| 0.5 | 45.0 | 0.568 | 0.187 |
| 0.5 | 75.0 | 1.07 | 0.272 |
| 0.5 | 105.0 | 1.19 | 0.379 |
| 0.5 | 135.0 | 0.952 | 0.292 |
| 0.5 | 165.0 | 1.1 | 0.449 |
| 0.5 | 195.0 | 0.402 | 0.251 |
| 0.5 | 225.0 | 1.15 | 0.321 |
| 0.5 | 255.0 | 1.4 | 0.471 |
| 0.5 | 285.0 | 1.13 | 0.297 |
| 0.5 | 315.0 | 0.908 | 0.268 |
| 0.5 | 345.0 | 0.975 | 0.424 |
| 0.7 | 15.0 | 1.14 | 0.43 |
| 0.7 | 45.0 | 0.604 | 0.217 |
| 0.7 | 75.0 | 0.4 | 0.137 |
| 0.7 | 105.0 | 0.62 | 0.22 |
| 0.7 | 135.0 | 0.733 | 0.235 |
| 0.7 | 165.0 | 0.715 | 0.465 |
| 0.7 | 195.0 | 0.496 | 0.274 |
| 0.7 | 225.0 | 0.465 | 0.182 |
| 0.7 | 255.0 | 0.594 | 0.288 |
| 0.7 | 285.0 | 0.564 | 0.196 |
| 0.7 | 315.0 | 0.938 | 0.342 |
| 0.7 | 345.0 | 0.635 | 0.257 |
| 0.9 | 15.0 | 0.92 | 0.354 |
| 0.9 | 45.0 | 1.55 | 0.576 |
| 0.9 | 75.0 | 0.984 | 0.273 |
| 0.9 | 105.0 | 0.685 | 0.292 |
| 0.9 | 135.0 | 1.02 | 0.476 |
| 0.9 | 165.0 | 0.174 | 0.129 |
| 0.9 | 195.0 | 0.577 | 0.459 |
| 0.9 | 225.0 | 0.847 | 0.424 |
| 0.9 | 255.0 | 0.719 | 0.284 |
| 0.9 | 285.0 | 0.955 | 0.328 |
| 0.9 | 315.0 | 1.45 | 0.538 |
| 0.9 | 345.0 | 1.23 | 0.509 |
Experiment comment: