Measurement E9M46
| 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: | 1.3 — 1.6 GeV2 | |
| W: | 1.4 GeV | |
| ε: | 0.587 | |
| 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 | 0.157 | 0.0779 |
| -0.9 | 45.0 | 0.168 | 0.0948 |
| -0.9 | 75.0 | 0.194 | 0.113 |
| -0.9 | 105.0 | 0.356 | 0.304 |
| -0.9 | 135.0 | 0.124 | 0.085 |
| -0.9 | 165.0 | 0.325 | 0.176 |
| -0.9 | 195.0 | 0.406 | 0.275 |
| -0.9 | 225.0 | 0.136 | 0.0869 |
| -0.9 | 255.0 | 0.468 | 0.232 |
| -0.9 | 285.0 | 0.322 | 0.204 |
| -0.9 | 315.0 | 0.122 | 0.0703 |
| -0.9 | 345.0 | 0.733 | 0.542 |
| -0.7 | 15.0 | 0.424 | 0.18 |
| -0.7 | 45.0 | 0.51 | 0.178 |
| -0.7 | 75.0 | 0.36 | 0.167 |
| -0.7 | 105.0 | 0.9 | 0.513 |
| -0.7 | 135.0 | 1.3 | 0.569 |
| -0.7 | 165.0 | 0.631 | 0.253 |
| -0.7 | 195.0 | 0.438 | 0.218 |
| -0.7 | 225.0 | 0.151 | 0.113 |
| -0.7 | 255.0 | 0.694 | 0.33 |
| -0.7 | 285.0 | 1.07 | 0.447 |
| -0.7 | 315.0 | 1.56 | 0.62 |
| -0.7 | 345.0 | 0.42 | 0.173 |
| -0.5 | 15.0 | 0.662 | 0.296 |
| -0.5 | 45.0 | 0.52 | 0.209 |
| -0.5 | 75.0 | 2.63 | 0.891 |
| -0.5 | 105.0 | 1.15 | 0.449 |
| -0.5 | 135.0 | 1.19 | 0.648 |
| -0.5 | 165.0 | 1.33 | 0.821 |
| -0.5 | 195.0 | 1.12 | 0.617 |
| -0.5 | 225.0 | 1.67 | 0.686 |
| -0.5 | 255.0 | 0.557 | 0.28 |
| -0.5 | 285.0 | 0.85 | 0.359 |
| -0.5 | 315.0 | 0.592 | 0.223 |
| -0.5 | 345.0 | 0.682 | 0.317 |
| -0.3 | 15.0 | 0.75 | 0.333 |
| -0.3 | 45.0 | 1.42 | 0.427 |
| -0.3 | 75.0 | 1.85 | 0.579 |
| -0.3 | 105.0 | 1.19 | 0.487 |
| -0.3 | 135.0 | 1.15 | 0.607 |
| -0.3 | 165.0 | 1.11 | 0.693 |
| -0.3 | 195.0 | 0.455 | 0.29 |
| -0.3 | 225.0 | 3.05 | 1.55 |
| -0.3 | 255.0 | 2.5 | 0.866 |
| -0.3 | 285.0 | 1.34 | 0.461 |
| -0.3 | 315.0 | 1.37 | 0.395 |
| -0.3 | 345.0 | 1.25 | 0.475 |
| -0.1 | 15.0 | 0.96 | 0.395 |
| -0.1 | 45.0 | 0.657 | 0.224 |
| -0.1 | 75.0 | 1.33 | 0.48 |
| -0.1 | 105.0 | 1.13 | 0.355 |
| -0.1 | 135.0 | 0.534 | 0.327 |
| -0.1 | 195.0 | 3.58 | 3.12 |
| -0.1 | 225.0 | 2.23 | 0.887 |
| -0.1 | 255.0 | 2.49 | 0.798 |
| -0.1 | 285.0 | 1.14 | 0.328 |
| -0.1 | 315.0 | 0.686 | 0.273 |
| -0.1 | 345.0 | 1.17 | 0.49 |
| 0.1 | 15.0 | 0.636 | 0.27 |
| 0.1 | 45.0 | 0.69 | 0.214 |
| 0.1 | 75.0 | 1.29 | 0.358 |
| 0.1 | 105.0 | 1.71 | 0.585 |
| 0.1 | 135.0 | 0.613 | 0.258 |
| 0.1 | 195.0 | 1.05 | 1.49 |
| 0.1 | 225.0 | 1.71 | 0.765 |
| 0.1 | 255.0 | 1.61 | 0.529 |
| 0.1 | 285.0 | 1.26 | 0.449 |
| 0.1 | 315.0 | 0.698 | 0.273 |
| 0.1 | 345.0 | 1.07 | 0.346 |
| 0.3 | 15.0 | 0.51 | 0.159 |
| 0.3 | 45.0 | 0.575 | 0.221 |
| 0.3 | 75.0 | 1.82 | 0.51 |
| 0.3 | 105.0 | 1.65 | 0.53 |
| 0.3 | 135.0 | 0.43 | 0.197 |
| 0.3 | 165.0 | 2.55 | 3.62 |
| 0.3 | 195.0 | 0.604 | 0.68 |
| 0.3 | 225.0 | 1.38 | 0.548 |
| 0.3 | 255.0 | 0.851 | 0.298 |
| 0.3 | 285.0 | 0.559 | 0.192 |
| 0.3 | 315.0 | 0.836 | 0.27 |
| 0.3 | 345.0 | 0.915 | 0.364 |
| 0.5 | 15.0 | 0.436 | 0.165 |
| 0.5 | 45.0 | 1.43 | 0.524 |
| 0.5 | 75.0 | 1.11 | 0.419 |
| 0.5 | 105.0 | 0.865 | 0.392 |
| 0.5 | 135.0 | 0.636 | 0.262 |
| 0.5 | 195.0 | 0.25 | 0.265 |
| 0.5 | 225.0 | 1.5 | 0.706 |
| 0.5 | 255.0 | 0.731 | 0.275 |
| 0.5 | 285.0 | 1.25 | 0.449 |
| 0.5 | 315.0 | 0.242 | 0.104 |
| 0.5 | 345.0 | 0.379 | 0.137 |
| 0.7 | 15.0 | 1.74 | 0.943 |
| 0.7 | 45.0 | 0.433 | 0.182 |
| 0.7 | 75.0 | 1.05 | 0.507 |
| 0.7 | 105.0 | 0.4 | 0.186 |
| 0.7 | 135.0 | 0.82 | 0.379 |
| 0.7 | 225.0 | 0.96 | 0.638 |
| 0.7 | 255.0 | 0.289 | 0.173 |
| 0.7 | 285.0 | 0.639 | 0.283 |
| 0.7 | 315.0 | 0.992 | 0.4 |
| 0.7 | 345.0 | 0.744 | 0.359 |
| 0.9 | 15.0 | 0.243 | 0.141 |
| 0.9 | 45.0 | 0.23 | 0.162 |
| 0.9 | 75.0 | 0.413 | 0.295 |
| 0.9 | 135.0 | 0.792 | 0.748 |
| 0.9 | 165.0 | 3.37 | 3.74 |
| 0.9 | 195.0 | 1.16 | 1.46 |
| 0.9 | 225.0 | 1.1 | 1.23 |
| 0.9 | 255.0 | 2.34 | 2.8 |
| 0.9 | 285.0 | 0.258 | 0.181 |
| 0.9 | 315.0 | 0.0369 | 0.026 |
| 0.9 | 345.0 | 0.273 | 0.128 |
Experiment comment: