◄
►
Measurement E9M1
| 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: | 0.35 — 0.45 GeV2 | |
| W: | 1.1 GeV | |
| ε: | 0.877 | |
| 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 | 0.912 | 0.748 |
| -0.9 | 45.0 | 0.175 | 0.137 |
| -0.9 | 75.0 | 1.65 | 1.23 |
| -0.9 | 105.0 | 0.56 | 0.38 |
| -0.9 | 135.0 | 1.13 | 0.801 |
| -0.9 | 165.0 | 0.744 | 0.478 |
| -0.9 | 195.0 | 0.281 | 0.296 |
| -0.9 | 225.0 | 1.75 | 0.833 |
| -0.9 | 255.0 | 1.04 | 0.881 |
| -0.9 | 285.0 | 0.834 | 0.783 |
| -0.9 | 315.0 | 0.777 | 0.51 |
| -0.9 | 345.0 | 0.806 | 0.887 |
| -0.7 | 15.0 | 0.287 | 0.155 |
| -0.7 | 45.0 | 0.756 | 0.593 |
| -0.7 | 75.0 | 2.34 | 1.55 |
| -0.7 | 105.0 | 1.28 | 0.679 |
| -0.7 | 135.0 | 3.09 | 1.47 |
| -0.7 | 165.0 | 1.11 | 0.521 |
| -0.7 | 195.0 | 1.19 | 0.684 |
| -0.7 | 225.0 | 3.03 | 1.2 |
| -0.7 | 255.0 | 1.25 | 0.808 |
| -0.7 | 285.0 | 1.14 | 0.94 |
| -0.7 | 315.0 | 0.324 | 0.282 |
| -0.7 | 345.0 | 0.0792 | 0.0551 |
| -0.5 | 15.0 | 0.571 | 0.356 |
| -0.5 | 45.0 | 1.32 | 0.812 |
| -0.5 | 75.0 | 0.462 | 0.264 |
| -0.5 | 105.0 | 0.881 | 0.556 |
| -0.5 | 135.0 | 1.6 | 0.973 |
| -0.5 | 165.0 | 2.26 | 0.912 |
| -0.5 | 195.0 | 2.33 | 0.869 |
| -0.5 | 225.0 | 0.742 | 0.414 |
| -0.5 | 255.0 | 0.355 | 0.377 |
| -0.5 | 285.0 | 2.29 | 1.23 |
| -0.5 | 315.0 | 0.212 | 0.171 |
| -0.5 | 345.0 | 1.34 | 1.52 |
| -0.3 | 15.0 | 0.91 | 0.552 |
| -0.3 | 45.0 | 2.22 | 1.84 |
| -0.3 | 75.0 | 1.45 | 0.932 |
| -0.3 | 105.0 | 8.13 | 3.67 |
| -0.3 | 135.0 | 0.629 | 0.28 |
| -0.3 | 165.0 | 6.29 | 2.38 |
| -0.3 | 195.0 | 1.68 | 0.705 |
| -0.3 | 225.0 | 1.93 | 0.919 |
| -0.3 | 255.0 | 2.4 | 1.19 |
| -0.3 | 285.0 | 0.276 | 0.212 |
| -0.3 | 315.0 | 0.855 | 0.999 |
| -0.3 | 345.0 | 0.439 | 0.309 |
| -0.1 | 15.0 | 0.983 | 0.502 |
| -0.1 | 45.0 | 3.71 | 2.77 |
| -0.1 | 75.0 | 4.71 | 3.09 |
| -0.1 | 105.0 | 3.05 | 1.5 |
| -0.1 | 135.0 | 1.53 | 0.657 |
| -0.1 | 165.0 | 2.61 | 1.08 |
| -0.1 | 195.0 | 1.35 | 0.541 |
| -0.1 | 225.0 | 3.92 | 1.5 |
| -0.1 | 255.0 | 2.27 | 1.11 |
| -0.1 | 285.0 | 1.14 | 0.599 |
| -0.1 | 315.0 | 0.2 | 0.152 |
| -0.1 | 345.0 | 1.39 | 1.04 |
| 0.1 | 15.0 | 2.88 | 1.6 |
| 0.1 | 45.0 | 0.356 | 0.27 |
| 0.1 | 75.0 | 1.44 | 0.78 |
| 0.1 | 105.0 | 1.44 | 0.545 |
| 0.1 | 135.0 | 11.2 | 3.75 |
| 0.1 | 165.0 | 2.58 | 0.85 |
| 0.1 | 195.0 | 2.71 | 1.0 |
| 0.1 | 225.0 | 3.37 | 1.46 |
| 0.1 | 255.0 | 0.884 | 0.437 |
| 0.1 | 285.0 | 1.38 | 0.571 |
| 0.1 | 315.0 | 0.375 | 0.218 |
| 0.1 | 345.0 | 0.755 | 0.5 |
| 0.3 | 15.0 | 0.724 | 0.382 |
| 0.3 | 45.0 | 2.06 | 1.07 |
| 0.3 | 75.0 | 2.57 | 1.31 |
| 0.3 | 105.0 | 1.77 | 0.791 |
| 0.3 | 135.0 | 2.1 | 0.663 |
| 0.3 | 165.0 | 2.33 | 0.841 |
| 0.3 | 195.0 | 5.26 | 2.0 |
| 0.3 | 225.0 | 4.05 | 1.48 |
| 0.3 | 255.0 | 1.15 | 0.502 |
| 0.3 | 285.0 | 1.47 | 0.655 |
| 0.3 | 315.0 | 1.69 | 0.964 |
| 0.3 | 345.0 | 1.28 | 0.647 |
| 0.5 | 15.0 | 2.37 | 1.27 |
| 0.5 | 45.0 | 2.09 | 0.94 |
| 0.5 | 75.0 | 8.24 | 3.78 |
| 0.5 | 105.0 | 6.23 | 2.55 |
| 0.5 | 135.0 | 5.34 | 1.79 |
| 0.5 | 165.0 | 1.05 | 0.415 |
| 0.5 | 195.0 | 2.03 | 0.748 |
| 0.5 | 225.0 | 1.25 | 0.613 |
| 0.5 | 255.0 | 3.8 | 1.43 |
| 0.5 | 285.0 | 1.22 | 0.473 |
| 0.5 | 315.0 | 1.12 | 0.483 |
| 0.5 | 345.0 | 0.894 | 0.45 |
| 0.7 | 15.0 | 1.76 | 1.02 |
| 0.7 | 45.0 | 0.192 | 0.144 |
| 0.7 | 75.0 | 1.41 | 0.546 |
| 0.7 | 105.0 | 5.58 | 2.63 |
| 0.7 | 135.0 | 1.2 | 0.654 |
| 0.7 | 165.0 | 3.17 | 1.13 |
| 0.7 | 195.0 | 1.82 | 0.736 |
| 0.7 | 225.0 | 4.64 | 1.77 |
| 0.7 | 255.0 | 6.73 | 3.6 |
| 0.7 | 285.0 | 3.64 | 1.55 |
| 0.7 | 315.0 | 1.1 | 0.474 |
| 0.7 | 345.0 | 1.07 | 0.483 |
| 0.9 | 15.0 | 2.7 | 1.56 |
| 0.9 | 45.0 | 2.22 | 1.05 |
| 0.9 | 75.0 | 1.86 | 1.0 |
| 0.9 | 105.0 | 1.64 | 0.724 |
| 0.9 | 135.0 | 2.57 | 1.05 |
| 0.9 | 165.0 | 1.94 | 0.778 |
| 0.9 | 195.0 | 3.87 | 1.37 |
| 0.9 | 225.0 | 1.46 | 0.578 |
| 0.9 | 255.0 | 3.84 | 1.57 |
| 0.9 | 285.0 | 1.07 | 0.502 |
| 0.9 | 315.0 | 1.53 | 0.94 |
| 0.9 | 345.0 | 4.82 | 2.46 |
Experiment comment: