Measurement E9M58
| 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: | 1.64 GeV | |
| ε: | 0.38 | |
| 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 | 315.0 | 0.463 | 0.657 | None |
| -0.7 | 15.0 | 0.193 | 0.16 | None |
| -0.7 | 45.0 | 0.819 | 1.18 | None |
| -0.7 | 105.0 | 0.161 | 0.201 | None |
| -0.7 | 315.0 | 0.867 | 0.807 | None |
| -0.7 | 345.0 | 0.535 | 0.762 | None |
| -0.5 | 45.0 | 0.11 | 0.124 | None |
| -0.5 | 315.0 | 0.0638 | 0.07 | None |
| -0.3 | 105.0 | 0.192 | 0.132 | None |
| -0.3 | 135.0 | 0.665 | 0.672 | None |
| -0.3 | 225.0 | 0.297 | 0.345 | None |
| -0.3 | 255.0 | 1.17 | 1.08 | None |
| -0.3 | 285.0 | 0.594 | 0.502 | None |
| -0.3 | 315.0 | 1.17 | 1.67 | None |
| -0.1 | 15.0 | 0.331 | 0.385 | None |
| -0.1 | 75.0 | 0.224 | 0.246 | None |
| -0.1 | 105.0 | 0.46 | 0.304 | None |
| -0.1 | 225.0 | 0.522 | 0.587 | None |
| -0.1 | 285.0 | 5.94 | 6.88 | None |
| -0.1 | 315.0 | 0.677 | 0.786 | None |
| 0.1 | 75.0 | 1.44 | 0.748 | None |
| 0.1 | 105.0 | 2.12 | 1.3 | None |
| 0.1 | 135.0 | 1.54 | 1.05 | None |
| 0.1 | 225.0 | 1.43 | 1.44 | None |
| 0.1 | 255.0 | 1.6 | 1.6 | None |
| 0.1 | 285.0 | 0.317 | 0.355 | None |
| 0.1 | 315.0 | 0.975 | 1.38 | None |
| 0.3 | 45.0 | 1.81 | 2.56 | None |
| 0.3 | 75.0 | 1.62 | 1.48 | None |
| 0.3 | 105.0 | 1.09 | 0.618 | None |
| 0.3 | 135.0 | 0.267 | 0.287 | None |
| 0.3 | 225.0 | 0.546 | 0.5 | None |
| 0.3 | 255.0 | 0.365 | 0.209 | None |
| 0.3 | 285.0 | 0.478 | 0.308 | None |
| 0.3 | 315.0 | 0.985 | 0.903 | None |
| 0.5 | 75.0 | 0.575 | 0.333 | None |
| 0.5 | 105.0 | 0.428 | 0.479 | None |
| 0.5 | 225.0 | 0.302 | 0.332 | None |
| 0.5 | 255.0 | 0.549 | 0.444 | None |
| 0.5 | 315.0 | 0.353 | 0.296 | None |
| 0.7 | 15.0 | 1.41 | 1.74 | None |
| 0.7 | 75.0 | 0.51 | 0.322 | None |
| 0.7 | 105.0 | 0.482 | 0.386 | None |
| 0.7 | 255.0 | 0.927 | 0.627 | None |
| 0.7 | 285.0 | 0.112 | 0.116 | None |
| 0.7 | 315.0 | 4.37 | 5.07 | None |
| 0.9 | 15.0 | 0.386 | 0.477 | None |
| 0.9 | 45.0 | 1.04 | 1.48 | None |
| 0.9 | 75.0 | 1.48 | 1.5 | None |
| 0.9 | 105.0 | 0.399 | 0.27 | None |
| 0.9 | 255.0 | 0.145 | 0.155 | None |
Experiment comment: