Measurement E9M165
| 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: | 1.12 GeV | |
| ε: | 0.904 | |
| 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 | 15.0 | 0.632 | 0.696 |
| -0.9 | 45.0 | 3.46 | 2.23 |
| -0.9 | 75.0 | 0.792 | 0.5 |
| -0.9 | 105.0 | 0.85 | 0.905 |
| -0.9 | 135.0 | 0.998 | 0.555 |
| -0.9 | 165.0 | 1.78 | 1.08 |
| -0.9 | 195.0 | 2.26 | 1.2 |
| -0.9 | 225.0 | 0.886 | 0.565 |
| -0.9 | 255.0 | 0.743 | 0.817 |
| -0.9 | 285.0 | 1.19 | 1.01 |
| -0.9 | 315.0 | 0.233 | 0.245 |
| -0.9 | 345.0 | 1.43 | 1.02 |
| -0.7 | 15.0 | 0.758 | 0.445 |
| -0.7 | 45.0 | 0.426 | 0.266 |
| -0.7 | 75.0 | 0.755 | 0.394 |
| -0.7 | 105.0 | 2.18 | 1.12 |
| -0.7 | 135.0 | 1.22 | 0.545 |
| -0.7 | 165.0 | 2.07 | 1.02 |
| -0.7 | 195.0 | 4.25 | 1.77 |
| -0.7 | 225.0 | 2.09 | 0.83 |
| -0.7 | 255.0 | 1.13 | 0.562 |
| -0.7 | 285.0 | 0.912 | 0.511 |
| -0.7 | 315.0 | 0.397 | 0.3 |
| -0.7 | 345.0 | 0.554 | 0.611 |
| -0.5 | 15.0 | 0.608 | 0.391 |
| -0.5 | 45.0 | 0.613 | 0.347 |
| -0.5 | 75.0 | 3.29 | 1.29 |
| -0.5 | 105.0 | 0.92 | 0.451 |
| -0.5 | 135.0 | 1.49 | 0.92 |
| -0.5 | 165.0 | 2.34 | 1.18 |
| -0.5 | 195.0 | 0.952 | 0.506 |
| -0.5 | 225.0 | 1.45 | 0.709 |
| -0.5 | 255.0 | 1.83 | 0.659 |
| -0.5 | 285.0 | 1.02 | 0.565 |
| -0.5 | 315.0 | 0.917 | 0.526 |
| -0.5 | 345.0 | 1.22 | 0.729 |
| -0.3 | 15.0 | 0.45 | 0.25 |
| -0.3 | 45.0 | 0.135 | 0.0993 |
| -0.3 | 75.0 | 1.51 | 0.646 |
| -0.3 | 105.0 | 1.64 | 0.649 |
| -0.3 | 135.0 | 2.83 | 0.951 |
| -0.3 | 165.0 | 2.36 | 1.07 |
| -0.3 | 195.0 | 4.13 | 1.56 |
| -0.3 | 225.0 | 1.73 | 0.857 |
| -0.3 | 255.0 | 2.18 | 0.925 |
| -0.3 | 285.0 | 2.52 | 0.976 |
| -0.3 | 315.0 | 1.33 | 0.624 |
| -0.3 | 345.0 | 0.254 | 0.265 |
| -0.1 | 15.0 | 0.995 | 0.412 |
| -0.1 | 45.0 | 1.9 | 0.927 |
| -0.1 | 75.0 | 2.15 | 0.833 |
| -0.1 | 105.0 | 5.23 | 2.25 |
| -0.1 | 135.0 | 1.43 | 0.593 |
| -0.1 | 165.0 | 2.88 | 1.02 |
| -0.1 | 195.0 | 3.71 | 1.15 |
| -0.1 | 225.0 | 3.82 | 1.47 |
| -0.1 | 255.0 | 2.18 | 0.833 |
| -0.1 | 285.0 | 1.23 | 0.55 |
| -0.1 | 315.0 | 0.461 | 0.346 |
| -0.1 | 345.0 | 1.34 | 0.592 |
| 0.1 | 15.0 | 1.55 | 0.729 |
| 0.1 | 45.0 | 0.842 | 0.421 |
| 0.1 | 75.0 | 1.33 | 0.562 |
| 0.1 | 105.0 | 1.57 | 0.581 |
| 0.1 | 135.0 | 2.58 | 0.878 |
| 0.1 | 165.0 | 2.13 | 0.74 |
| 0.1 | 195.0 | 3.57 | 1.1 |
| 0.1 | 225.0 | 2.2 | 0.742 |
| 0.1 | 255.0 | 2.66 | 1.03 |
| 0.1 | 285.0 | 1.21 | 0.509 |
| 0.1 | 315.0 | 0.9 | 0.49 |
| 0.1 | 345.0 | 1.46 | 0.653 |
| 0.3 | 15.0 | 1.46 | 0.677 |
| 0.3 | 45.0 | 1.14 | 0.565 |
| 0.3 | 75.0 | 1.68 | 0.787 |
| 0.3 | 105.0 | 4.44 | 1.45 |
| 0.3 | 135.0 | 3.38 | 0.915 |
| 0.3 | 165.0 | 2.29 | 0.801 |
| 0.3 | 195.0 | 3.73 | 1.43 |
| 0.3 | 225.0 | 5.96 | 2.07 |
| 0.3 | 255.0 | 2.66 | 1.01 |
| 0.3 | 285.0 | 1.85 | 0.805 |
| 0.3 | 315.0 | 0.987 | 0.538 |
| 0.3 | 345.0 | 1.77 | 1.04 |
| 0.5 | 15.0 | 2.42 | 1.08 |
| 0.5 | 45.0 | 0.514 | 0.273 |
| 0.5 | 75.0 | 1.48 | 0.657 |
| 0.5 | 105.0 | 1.14 | 0.541 |
| 0.5 | 135.0 | 5.38 | 1.75 |
| 0.5 | 165.0 | 2.36 | 0.772 |
| 0.5 | 195.0 | 4.31 | 1.3 |
| 0.5 | 225.0 | 3.23 | 1.11 |
| 0.5 | 255.0 | 2.0 | 0.715 |
| 0.5 | 285.0 | 1.29 | 0.574 |
| 0.5 | 315.0 | 3.21 | 1.42 |
| 0.5 | 345.0 | 2.06 | 0.878 |
| 0.7 | 15.0 | 2.43 | 1.03 |
| 0.7 | 45.0 | 2.05 | 0.962 |
| 0.7 | 75.0 | 3.81 | 1.28 |
| 0.7 | 105.0 | 1.29 | 0.565 |
| 0.7 | 135.0 | 1.22 | 0.584 |
| 0.7 | 165.0 | 2.64 | 0.841 |
| 0.7 | 195.0 | 4.15 | 1.32 |
| 0.7 | 225.0 | 3.2 | 1.07 |
| 0.7 | 255.0 | 2.75 | 1.01 |
| 0.7 | 285.0 | 1.71 | 0.667 |
| 0.7 | 315.0 | 0.579 | 0.355 |
| 0.7 | 345.0 | 5.72 | 2.74 |
| 0.9 | 15.0 | 2.85 | 1.26 |
| 0.9 | 45.0 | 2.22 | 0.964 |
| 0.9 | 75.0 | 2.88 | 1.13 |
| 0.9 | 105.0 | 2.28 | 0.971 |
| 0.9 | 135.0 | 2.88 | 1.0 |
| 0.9 | 165.0 | 3.75 | 1.32 |
| 0.9 | 195.0 | 4.04 | 1.38 |
| 0.9 | 225.0 | 4.27 | 1.52 |
| 0.9 | 255.0 | 3.76 | 1.51 |
| 0.9 | 285.0 | 6.8 | 2.56 |
| 0.9 | 315.0 | 3.87 | 1.89 |
| 0.9 | 345.0 | 0.828 | 0.454 |
Experiment comment: