Measurement E9M107
| 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: | 0.45 — 0.6 GeV2 | |
| W: | 1.66 GeV | |
| ε: | 0.303 | |
| 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 | 45.0 | 2.72 | 1.84 |
| -0.9 | 315.0 | 0.89 | 0.98 |
| -0.9 | 345.0 | 0.898 | 0.736 |
| -0.7 | 15.0 | 0.978 | 0.635 |
| -0.7 | 45.0 | 2.1 | 1.49 |
| -0.7 | 75.0 | 0.463 | 0.496 |
| -0.7 | 105.0 | 2.99 | 2.3 |
| -0.7 | 225.0 | 1.84 | 2.26 |
| -0.7 | 255.0 | 0.863 | 0.677 |
| -0.7 | 285.0 | 2.51 | 2.05 |
| -0.7 | 345.0 | 1.84 | 1.28 |
| -0.5 | 45.0 | 0.579 | 0.621 |
| -0.5 | 75.0 | 0.226 | 0.233 |
| -0.5 | 105.0 | 0.668 | 0.733 |
| -0.5 | 135.0 | 1.5 | 1.73 |
| -0.5 | 255.0 | 0.332 | 0.348 |
| -0.5 | 285.0 | 0.848 | 0.665 |
| -0.5 | 315.0 | 1.74 | 1.51 |
| -0.5 | 345.0 | 0.262 | 0.271 |
| -0.3 | 15.0 | 4.9 | 4.91 |
| -0.3 | 75.0 | 1.39 | 1.12 |
| -0.3 | 135.0 | 2.43 | 1.24 |
| -0.3 | 225.0 | 2.38 | 1.69 |
| -0.3 | 255.0 | 0.363 | 0.377 |
| -0.3 | 285.0 | 0.839 | 0.536 |
| -0.3 | 315.0 | 0.501 | 0.532 |
| -0.3 | 345.0 | 1.37 | 1.1 |
| -0.1 | 75.0 | 0.74 | 0.464 |
| -0.1 | 105.0 | 2.69 | 2.34 |
| -0.1 | 135.0 | 1.29 | 0.847 |
| -0.1 | 165.0 | 3.87 | 3.88 |
| -0.1 | 195.0 | 4.45 | 3.41 |
| -0.1 | 225.0 | 0.259 | 0.265 |
| -0.1 | 255.0 | 5.4 | 7.64 |
| -0.1 | 315.0 | 6.46 | 5.91 |
| 0.1 | 45.0 | 1.27 | 1.02 |
| 0.1 | 75.0 | 0.971 | 0.739 |
| 0.1 | 105.0 | 2.63 | 1.62 |
| 0.1 | 135.0 | 1.37 | 0.759 |
| 0.1 | 165.0 | 2.61 | 3.21 |
| 0.1 | 225.0 | 1.79 | 1.17 |
| 0.1 | 255.0 | 1.48 | 0.978 |
| 0.1 | 285.0 | 0.682 | 0.513 |
| 0.1 | 315.0 | 0.916 | 0.991 |
| 0.3 | 75.0 | 2.07 | 0.996 |
| 0.3 | 135.0 | 1.3 | 0.831 |
| 0.3 | 255.0 | 1.03 | 0.639 |
| 0.3 | 285.0 | 1.31 | 0.83 |
| 0.3 | 345.0 | 3.43 | 3.14 |
| 0.5 | 45.0 | 1.1 | 0.845 |
| 0.5 | 75.0 | 0.574 | 0.426 |
| 0.5 | 105.0 | 1.29 | 1.4 |
| 0.5 | 165.0 | 0.95 | 0.724 |
| 0.5 | 195.0 | 2.96 | 3.64 |
| 0.5 | 225.0 | 0.233 | 0.238 |
| 0.5 | 255.0 | 0.661 | 0.689 |
| 0.5 | 285.0 | 1.76 | 1.12 |
| 0.5 | 315.0 | 0.736 | 0.774 |
| 0.5 | 345.0 | 0.592 | 0.641 |
| 0.7 | 15.0 | 1.53 | 1.77 |
| 0.7 | 45.0 | 0.52 | 0.538 |
| 0.7 | 75.0 | 1.92 | 0.971 |
| 0.7 | 105.0 | 2.82 | 1.68 |
| 0.7 | 135.0 | 0.88 | 0.539 |
| 0.7 | 165.0 | 0.657 | 0.71 |
| 0.7 | 195.0 | 4.88 | 4.89 |
| 0.7 | 225.0 | 0.795 | 0.493 |
| 0.7 | 255.0 | 3.03 | 1.83 |
| 0.7 | 285.0 | 0.629 | 0.463 |
| 0.7 | 315.0 | 0.728 | 0.546 |
| 0.9 | 15.0 | 15.5 | 17.9 |
| 0.9 | 45.0 | 2.17 | 1.26 |
| 0.9 | 75.0 | 7.81 | 3.87 |
| 0.9 | 105.0 | 1.04 | 0.796 |
| 0.9 | 135.0 | 5.41 | 5.42 |
| 0.9 | 165.0 | 1.3 | 1.45 |
| 0.9 | 195.0 | 0.541 | 0.575 |
| 0.9 | 225.0 | 1.55 | 1.0 |
| 0.9 | 255.0 | 4.64 | 3.01 |
| 0.9 | 285.0 | 3.09 | 1.37 |
| 0.9 | 315.0 | 1.69 | 1.95 |
| 0.9 | 345.0 | 3.54 | 3.24 |
Experiment comment: