Measurement E9M219
| 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: | 0.7 — 0.8 GeV2 | |
| W: | 1.6 GeV | |
| ε: | 0.684 | |
| 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 | 0.903 | 0.327 |
| -0.9 | 45.0 | 1.56 | 0.614 |
| -0.9 | 75.0 | 1.39 | 0.572 |
| -0.9 | 105.0 | 0.454 | 0.347 |
| -0.9 | 135.0 | 0.254 | 0.263 |
| -0.9 | 165.0 | 0.225 | 0.17 |
| -0.9 | 195.0 | 0.157 | 0.164 |
| -0.9 | 225.0 | 1.12 | 0.601 |
| -0.9 | 255.0 | 0.532 | 0.339 |
| -0.9 | 285.0 | 1.89 | 0.682 |
| -0.9 | 315.0 | 0.263 | 0.14 |
| -0.9 | 345.0 | 0.424 | 0.181 |
| -0.7 | 15.0 | 0.654 | 0.205 |
| -0.7 | 45.0 | 0.445 | 0.176 |
| -0.7 | 75.0 | 0.523 | 0.395 |
| -0.7 | 105.0 | 0.629 | 0.507 |
| -0.7 | 135.0 | 2.54 | 1.95 |
| -0.7 | 195.0 | 2.43 | 3.44 |
| -0.7 | 225.0 | 1.26 | 1.02 |
| -0.7 | 255.0 | 0.42 | 0.23 |
| -0.7 | 285.0 | 1.32 | 0.783 |
| -0.7 | 315.0 | 0.66 | 0.265 |
| -0.7 | 345.0 | 0.496 | 0.166 |
| -0.5 | 15.0 | 0.889 | 0.248 |
| -0.5 | 45.0 | 0.445 | 0.188 |
| -0.5 | 75.0 | 0.887 | 0.498 |
| -0.5 | 105.0 | 0.886 | 0.341 |
| -0.5 | 135.0 | 0.586 | 0.235 |
| -0.5 | 195.0 | 2.81 | 3.97 |
| -0.5 | 225.0 | 1.01 | 0.333 |
| -0.5 | 255.0 | 0.684 | 0.243 |
| -0.5 | 285.0 | 0.303 | 0.163 |
| -0.5 | 315.0 | 0.301 | 0.161 |
| -0.5 | 345.0 | 0.862 | 0.252 |
| -0.3 | 15.0 | 1.05 | 0.327 |
| -0.3 | 45.0 | 0.296 | 0.142 |
| -0.3 | 75.0 | 1.4 | 0.458 |
| -0.3 | 105.0 | 1.51 | 0.373 |
| -0.3 | 135.0 | 0.96 | 0.301 |
| -0.3 | 225.0 | 1.16 | 0.43 |
| -0.3 | 255.0 | 1.75 | 0.449 |
| -0.3 | 285.0 | 3.62 | 1.37 |
| -0.3 | 315.0 | 1.26 | 0.422 |
| -0.3 | 345.0 | 0.919 | 0.249 |
| -0.1 | 15.0 | 0.44 | 0.27 |
| -0.1 | 45.0 | 1.47 | 0.616 |
| -0.1 | 75.0 | 0.632 | 0.217 |
| -0.1 | 105.0 | 0.843 | 0.214 |
| -0.1 | 135.0 | 1.18 | 0.608 |
| -0.1 | 225.0 | 1.5 | 0.482 |
| -0.1 | 255.0 | 1.42 | 0.362 |
| -0.1 | 285.0 | 1.5 | 0.48 |
| -0.1 | 315.0 | 0.62 | 0.272 |
| -0.1 | 345.0 | 0.744 | 0.345 |
| 0.1 | 15.0 | 2.38 | 1.06 |
| 0.1 | 45.0 | 1.2 | 0.383 |
| 0.1 | 75.0 | 1.65 | 0.397 |
| 0.1 | 105.0 | 1.56 | 0.373 |
| 0.1 | 135.0 | 2.18 | 0.966 |
| 0.1 | 165.0 | 0.805 | 0.463 |
| 0.1 | 225.0 | 2.89 | 1.21 |
| 0.1 | 255.0 | 1.53 | 0.357 |
| 0.1 | 285.0 | 1.19 | 0.312 |
| 0.1 | 315.0 | 1.08 | 0.475 |
| 0.1 | 345.0 | 0.853 | 0.445 |
| 0.3 | 15.0 | 2.06 | 0.901 |
| 0.3 | 45.0 | 0.219 | 0.131 |
| 0.3 | 75.0 | 0.688 | 0.195 |
| 0.3 | 105.0 | 0.99 | 0.275 |
| 0.3 | 135.0 | 2.53 | 1.41 |
| 0.3 | 165.0 | 0.932 | 0.543 |
| 0.3 | 195.0 | 8.59 | 5.71 |
| 0.3 | 225.0 | 0.718 | 0.316 |
| 0.3 | 255.0 | 1.07 | 0.303 |
| 0.3 | 285.0 | 1.11 | 0.28 |
| 0.3 | 315.0 | 0.891 | 0.336 |
| 0.3 | 345.0 | 0.398 | 0.313 |
| 0.5 | 15.0 | 1.05 | 0.485 |
| 0.5 | 45.0 | 1.21 | 0.512 |
| 0.5 | 75.0 | 0.948 | 0.269 |
| 0.5 | 105.0 | 0.537 | 0.185 |
| 0.5 | 135.0 | 3.68 | 1.77 |
| 0.5 | 165.0 | 2.2 | 1.17 |
| 0.5 | 195.0 | 2.24 | 1.22 |
| 0.5 | 225.0 | 1.54 | 0.659 |
| 0.5 | 255.0 | 1.43 | 0.461 |
| 0.5 | 285.0 | 0.711 | 0.208 |
| 0.5 | 315.0 | 1.53 | 0.599 |
| 0.5 | 345.0 | 0.0959 | 0.0993 |
| 0.7 | 15.0 | 0.83 | 0.319 |
| 0.7 | 45.0 | 0.765 | 0.404 |
| 0.7 | 75.0 | 0.642 | 0.206 |
| 0.7 | 105.0 | 0.933 | 0.35 |
| 0.7 | 135.0 | 0.575 | 0.338 |
| 0.7 | 165.0 | 0.656 | 0.431 |
| 0.7 | 195.0 | 1.52 | 0.754 |
| 0.7 | 225.0 | 0.706 | 0.395 |
| 0.7 | 255.0 | 0.284 | 0.135 |
| 0.7 | 285.0 | 0.711 | 0.233 |
| 0.7 | 315.0 | 0.304 | 0.151 |
| 0.7 | 345.0 | 0.336 | 0.131 |
| 0.9 | 15.0 | 0.214 | 0.166 |
| 0.9 | 45.0 | 0.301 | 0.19 |
| 0.9 | 75.0 | 0.878 | 0.312 |
| 0.9 | 105.0 | 0.977 | 0.326 |
| 0.9 | 135.0 | 1.7 | 1.08 |
| 0.9 | 225.0 | 0.664 | 0.441 |
| 0.9 | 255.0 | 0.398 | 0.179 |
| 0.9 | 285.0 | 0.581 | 0.204 |
| 0.9 | 315.0 | 1.54 | 0.771 |
| 0.9 | 345.0 | 0.853 | 0.414 |
Experiment comment: