Measurement E9M31
| 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: | 1.1 GeV | |
| ε: | 0.737 | |
| 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 | syst. uncert. |
|---|---|---|---|---|
| -0.9 | 195.0 | 0.0495 | 0.0639 | None |
| -0.7 | 165.0 | 0.407 | 0.481 | None |
| -0.7 | 195.0 | 0.136 | 0.157 | None |
| -0.7 | 225.0 | 0.132 | 0.149 | None |
| -0.5 | 45.0 | 0.04 | 0.0633 | None |
| -0.5 | 165.0 | 0.0523 | 0.0428 | None |
| -0.5 | 195.0 | 2.02 | 1.36 | None |
| -0.5 | 255.0 | 0.453 | 0.35 | None |
| -0.3 | 45.0 | 0.0849 | 0.106 | None |
| -0.3 | 105.0 | 0.11 | 0.128 | None |
| -0.3 | 135.0 | 0.825 | 0.872 | None |
| -0.3 | 165.0 | 0.295 | 0.205 | None |
| -0.3 | 195.0 | 0.66 | 0.824 | None |
| -0.1 | 75.0 | 0.792 | 0.658 | None |
| -0.1 | 105.0 | 0.968 | 0.965 | None |
| -0.1 | 135.0 | 0.219 | 0.152 | None |
| -0.1 | 165.0 | 0.257 | 0.21 | None |
| -0.1 | 195.0 | 0.0759 | 0.0649 | None |
| -0.1 | 225.0 | 0.0635 | 0.039 | None |
| -0.1 | 285.0 | 0.178 | 0.131 | None |
| 0.1 | 15.0 | 0.744 | 0.988 | None |
| 0.1 | 45.0 | 1.04 | 1.35 | None |
| 0.1 | 75.0 | 3.07 | 4.71 | None |
| 0.1 | 105.0 | 0.159 | 0.154 | None |
| 0.1 | 135.0 | 1.69 | 1.56 | None |
| 0.1 | 165.0 | 0.248 | 0.216 | None |
| 0.1 | 195.0 | 0.194 | 0.142 | None |
| 0.1 | 225.0 | 0.0792 | 0.0637 | None |
| 0.1 | 345.0 | 25.0 | 33.7 | None |
| 0.3 | 105.0 | 1.49 | 1.53 | None |
| 0.3 | 135.0 | 0.743 | 0.665 | None |
| 0.3 | 165.0 | 4.71 | 4.83 | None |
| 0.3 | 195.0 | 0.107 | 0.0657 | None |
| 0.3 | 225.0 | 0.46 | 0.385 | None |
| 0.3 | 255.0 | 0.183 | 0.224 | None |
| 0.3 | 285.0 | 0.251 | 0.232 | None |
| 0.3 | 315.0 | 2.74 | 2.89 | None |
| 0.5 | 45.0 | 0.01 | 0.0129 | None |
| 0.5 | 75.0 | 0.977 | 0.845 | None |
| 0.5 | 105.0 | 0.26 | 0.184 | None |
| 0.5 | 135.0 | 0.257 | 0.287 | None |
| 0.5 | 165.0 | 0.762 | 0.503 | None |
| 0.5 | 195.0 | 1.75 | 1.07 | None |
| 0.5 | 225.0 | 0.212 | 0.153 | None |
| 0.5 | 255.0 | 0.393 | 0.322 | None |
| 0.5 | 345.0 | 0.0796 | 0.0765 | None |
| 0.7 | 15.0 | 0.229 | 0.285 | None |
| 0.7 | 45.0 | 2.42 | 2.29 | None |
| 0.7 | 105.0 | 0.128 | 0.107 | None |
| 0.7 | 165.0 | 0.311 | 0.192 | None |
| 0.7 | 195.0 | 0.7 | 0.498 | None |
| 0.7 | 225.0 | 0.748 | 0.54 | None |
| 0.7 | 255.0 | 0.314 | 0.228 | None |
| 0.9 | 45.0 | 0.434 | 0.392 | None |
| 0.9 | 75.0 | 0.417 | 0.54 | None |
| 0.9 | 105.0 | 4.31 | 3.97 | None |
| 0.9 | 135.0 | 5.03 | 6.11 | None |
| 0.9 | 165.0 | 0.573 | 0.713 | None |
| 0.9 | 195.0 | 0.668 | 0.539 | None |
| 0.9 | 225.0 | 0.197 | 0.145 | None |
| 0.9 | 255.0 | 0.379 | 0.469 | None |
| 0.9 | 315.0 | 0.24 | 0.275 | None |
| 0.9 | 345.0 | 1.05 | 1.06 | None |
Experiment comment: