Measurement E9M128
| 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: | 0.6 — 0.7 GeV2 | |
| W: | 1.5 GeV | |
| ε: | 0.461 | |
| 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 | 0.239 | 0.251 |
| -0.9 | 75.0 | 0.539 | 0.441 |
| -0.9 | 105.0 | 1.36 | 1.54 |
| -0.9 | 135.0 | 5.03 | 7.14 |
| -0.9 | 165.0 | 1.9 | 1.56 |
| -0.9 | 195.0 | 1.5 | 1.85 |
| -0.9 | 225.0 | 1.72 | 1.94 |
| -0.9 | 255.0 | 2.9 | 2.93 |
| -0.9 | 315.0 | 0.226 | 0.235 |
| -0.9 | 345.0 | 0.43 | 0.325 |
| -0.7 | 15.0 | 0.843 | 0.413 |
| -0.7 | 45.0 | 0.489 | 0.363 |
| -0.7 | 75.0 | 0.757 | 0.567 |
| -0.7 | 105.0 | 0.497 | 0.513 |
| -0.7 | 135.0 | 1.8 | 1.23 |
| -0.7 | 225.0 | 7.14 | 4.16 |
| -0.7 | 255.0 | 2.18 | 1.06 |
| -0.7 | 285.0 | 1.24 | 0.678 |
| -0.7 | 315.0 | 1.73 | 0.785 |
| -0.7 | 345.0 | 0.466 | 0.342 |
| -0.5 | 15.0 | 1.37 | 0.609 |
| -0.5 | 45.0 | 3.5 | 1.42 |
| -0.5 | 75.0 | 1.34 | 0.704 |
| -0.5 | 105.0 | 2.82 | 1.01 |
| -0.5 | 135.0 | 2.75 | 1.11 |
| -0.5 | 225.0 | 2.38 | 1.04 |
| -0.5 | 255.0 | 4.46 | 1.34 |
| -0.5 | 285.0 | 2.03 | 0.982 |
| -0.5 | 315.0 | 1.75 | 0.785 |
| -0.5 | 345.0 | 1.04 | 0.464 |
| -0.3 | 15.0 | 2.05 | 1.58 |
| -0.3 | 45.0 | 1.71 | 0.832 |
| -0.3 | 75.0 | 4.49 | 1.52 |
| -0.3 | 105.0 | 2.43 | 0.803 |
| -0.3 | 135.0 | 1.03 | 0.628 |
| -0.3 | 225.0 | 2.11 | 1.02 |
| -0.3 | 255.0 | 3.8 | 1.08 |
| -0.3 | 285.0 | 1.69 | 0.679 |
| -0.3 | 315.0 | 3.25 | 1.16 |
| -0.3 | 345.0 | 1.17 | 1.23 |
| -0.1 | 15.0 | 1.01 | 0.748 |
| -0.1 | 45.0 | 2.15 | 0.966 |
| -0.1 | 75.0 | 2.46 | 0.765 |
| -0.1 | 105.0 | 3.25 | 0.893 |
| -0.1 | 135.0 | 3.81 | 1.67 |
| -0.1 | 165.0 | 5.17 | 6.34 |
| -0.1 | 195.0 | 11.8 | 16.7 |
| -0.1 | 225.0 | 6.88 | 3.15 |
| -0.1 | 255.0 | 3.65 | 0.939 |
| -0.1 | 285.0 | 3.88 | 1.2 |
| -0.1 | 315.0 | 0.861 | 0.518 |
| -0.1 | 345.0 | 2.22 | 1.42 |
| 0.1 | 15.0 | 1.32 | 0.714 |
| 0.1 | 45.0 | 3.2 | 1.07 |
| 0.1 | 75.0 | 3.23 | 1.06 |
| 0.1 | 105.0 | 2.91 | 0.926 |
| 0.1 | 135.0 | 4.51 | 1.44 |
| 0.1 | 165.0 | 7.84 | 5.28 |
| 0.1 | 195.0 | 1.62 | 1.78 |
| 0.1 | 225.0 | 6.15 | 2.11 |
| 0.1 | 255.0 | 3.18 | 0.94 |
| 0.1 | 285.0 | 2.73 | 0.981 |
| 0.1 | 315.0 | 2.88 | 1.12 |
| 0.1 | 345.0 | 2.3 | 1.17 |
| 0.3 | 15.0 | 2.17 | 0.79 |
| 0.3 | 45.0 | 2.51 | 0.933 |
| 0.3 | 75.0 | 3.53 | 1.15 |
| 0.3 | 105.0 | 3.07 | 1.06 |
| 0.3 | 135.0 | 1.53 | 0.67 |
| 0.3 | 165.0 | 6.84 | 3.24 |
| 0.3 | 195.0 | 2.19 | 1.38 |
| 0.3 | 225.0 | 3.63 | 1.51 |
| 0.3 | 255.0 | 1.78 | 0.552 |
| 0.3 | 285.0 | 3.07 | 1.02 |
| 0.3 | 315.0 | 1.57 | 0.635 |
| 0.3 | 345.0 | 3.36 | 1.98 |
| 0.5 | 15.0 | 5.09 | 2.16 |
| 0.5 | 45.0 | 1.4 | 0.543 |
| 0.5 | 75.0 | 1.15 | 0.411 |
| 0.5 | 105.0 | 2.5 | 0.982 |
| 0.5 | 135.0 | 5.57 | 2.12 |
| 0.5 | 165.0 | 2.71 | 1.82 |
| 0.5 | 195.0 | 1.96 | 1.55 |
| 0.5 | 225.0 | 7.84 | 2.83 |
| 0.5 | 255.0 | 1.9 | 0.728 |
| 0.5 | 285.0 | 2.53 | 0.759 |
| 0.5 | 315.0 | 1.47 | 0.51 |
| 0.5 | 345.0 | 2.78 | 1.62 |
| 0.7 | 15.0 | 1.6 | 0.811 |
| 0.7 | 45.0 | 1.56 | 0.654 |
| 0.7 | 75.0 | 2.65 | 0.858 |
| 0.7 | 105.0 | 1.77 | 0.752 |
| 0.7 | 135.0 | 0.811 | 0.496 |
| 0.7 | 165.0 | 0.702 | 0.533 |
| 0.7 | 195.0 | 0.686 | 0.522 |
| 0.7 | 225.0 | 2.09 | 0.954 |
| 0.7 | 255.0 | 2.44 | 1.02 |
| 0.7 | 285.0 | 3.14 | 1.01 |
| 0.7 | 315.0 | 2.62 | 1.21 |
| 0.7 | 345.0 | 1.29 | 0.554 |
| 0.9 | 15.0 | 0.595 | 0.483 |
| 0.9 | 45.0 | 1.34 | 0.773 |
| 0.9 | 75.0 | 1.46 | 0.841 |
| 0.9 | 105.0 | 0.813 | 0.501 |
| 0.9 | 135.0 | 0.371 | 0.388 |
| 0.9 | 165.0 | 1.3 | 1.6 |
| 0.9 | 195.0 | 2.58 | 3.19 |
| 0.9 | 225.0 | 0.731 | 0.457 |
| 0.9 | 285.0 | 0.983 | 0.559 |
| 0.9 | 315.0 | 3.42 | 1.74 |
| 0.9 | 345.0 | 2.78 | 1.36 |
Experiment comment: