Measurement E9M77
| 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: | 1.6 — 2.0 GeV2 | |
| W: | 1.44 GeV | |
| ε: | 0.428 | |
| 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. |
|---|---|---|---|---|
| -0.7 | 135.0 | 0.458 | 0.564 | None |
| -0.7 | 165.0 | 0.254 | 0.21 | None |
| -0.7 | 285.0 | 1.64 | 1.53 | None |
| -0.5 | 15.0 | 0.834 | 1.03 | None |
| -0.5 | 75.0 | 1.18 | 1.04 | None |
| -0.5 | 315.0 | 0.587 | 0.723 | None |
| -0.3 | 15.0 | 1.8 | 2.56 | None |
| -0.3 | 105.0 | 0.872 | 0.803 | None |
| -0.3 | 135.0 | 1.04 | 1.28 | None |
| -0.1 | 135.0 | 2.02 | 2.87 | None |
| -0.1 | 225.0 | 0.535 | 0.601 | None |
| -0.1 | 315.0 | 0.931 | 0.815 | None |
| -0.1 | 345.0 | 3.03 | 2.79 | None |
| 0.1 | 45.0 | 1.42 | 2.02 | None |
| 0.1 | 75.0 | 1.14 | 0.879 | None |
| 0.1 | 105.0 | 0.232 | 0.252 | None |
| 0.1 | 135.0 | 0.716 | 0.805 | None |
| 0.1 | 225.0 | 2.17 | 3.09 | None |
| 0.1 | 255.0 | 0.336 | 0.361 | None |
| 0.1 | 315.0 | 0.897 | 0.741 | None |
| 0.3 | 15.0 | 0.403 | 0.468 | None |
| 0.3 | 75.0 | 2.98 | 3.66 | None |
| 0.3 | 105.0 | 0.342 | 0.369 | None |
| 0.3 | 225.0 | 0.515 | 0.417 | None |
| 0.3 | 315.0 | 1.22 | 0.941 | None |
| 0.3 | 345.0 | 0.645 | 0.562 | None |
| 0.5 | 45.0 | 0.224 | 0.261 | None |
| 0.5 | 255.0 | 1.67 | 2.37 | None |
| 0.5 | 285.0 | 1.62 | 1.98 | None |
| 0.5 | 315.0 | 1.62 | 1.63 | None |
| 0.5 | 345.0 | 3.71 | 4.57 | None |
| 0.7 | 45.0 | 1.03 | 1.47 | None |
| 0.7 | 105.0 | 0.79 | 0.807 | None |
| 0.7 | 135.0 | 0.339 | 0.473 | None |
| 0.7 | 255.0 | 0.731 | 1.05 | None |
| 0.7 | 315.0 | 0.368 | 0.455 | None |
| 0.7 | 345.0 | 0.0988 | 0.106 | None |
Experiment comment: