Measurement E9M66
| 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: | 1.22 GeV | |
| ε: | 0.581 | |
| 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 | 3.48 | 1.12 |
| -0.9 | 45.0 | 1.01 | 0.416 |
| -0.9 | 75.0 | 1.42 | 0.52 |
| -0.9 | 105.0 | 1.84 | 0.682 |
| -0.9 | 135.0 | 0.419 | 0.228 |
| -0.9 | 165.0 | 0.745 | 0.293 |
| -0.9 | 195.0 | 1.04 | 0.461 |
| -0.9 | 225.0 | 1.02 | 0.446 |
| -0.9 | 255.0 | 0.667 | 0.327 |
| -0.9 | 285.0 | 2.73 | 0.858 |
| -0.9 | 315.0 | 0.935 | 0.404 |
| -0.9 | 345.0 | 1.13 | 0.451 |
| -0.7 | 15.0 | 2.29 | 0.633 |
| -0.7 | 45.0 | 1.78 | 0.569 |
| -0.7 | 75.0 | 2.04 | 0.659 |
| -0.7 | 105.0 | 1.9 | 0.647 |
| -0.7 | 135.0 | 2.72 | 1.03 |
| -0.7 | 165.0 | 0.365 | 0.222 |
| -0.7 | 195.0 | 1.18 | 0.503 |
| -0.7 | 225.0 | 0.9 | 0.398 |
| -0.7 | 255.0 | 2.39 | 0.791 |
| -0.7 | 285.0 | 1.97 | 0.586 |
| -0.7 | 315.0 | 1.09 | 0.424 |
| -0.7 | 345.0 | 1.06 | 0.294 |
| -0.5 | 15.0 | 1.93 | 0.573 |
| -0.5 | 45.0 | 3.36 | 0.992 |
| -0.5 | 75.0 | 2.76 | 0.835 |
| -0.5 | 105.0 | 4.58 | 1.3 |
| -0.5 | 135.0 | 2.81 | 1.05 |
| -0.5 | 165.0 | 1.51 | 0.523 |
| -0.5 | 195.0 | 1.22 | 0.431 |
| -0.5 | 225.0 | 1.68 | 0.627 |
| -0.5 | 255.0 | 3.03 | 0.797 |
| -0.5 | 285.0 | 2.26 | 0.677 |
| -0.5 | 315.0 | 1.62 | 0.528 |
| -0.5 | 345.0 | 1.43 | 0.485 |
| -0.3 | 15.0 | 2.27 | 0.598 |
| -0.3 | 45.0 | 2.29 | 0.664 |
| -0.3 | 75.0 | 2.72 | 0.771 |
| -0.3 | 105.0 | 2.57 | 0.761 |
| -0.3 | 135.0 | 1.03 | 0.415 |
| -0.3 | 165.0 | 1.3 | 0.419 |
| -0.3 | 195.0 | 2.69 | 0.813 |
| -0.3 | 225.0 | 4.2 | 1.32 |
| -0.3 | 255.0 | 2.64 | 0.904 |
| -0.3 | 285.0 | 2.93 | 0.814 |
| -0.3 | 315.0 | 2.03 | 0.589 |
| -0.3 | 345.0 | 0.91 | 0.295 |
| -0.1 | 15.0 | 2.31 | 0.612 |
| -0.1 | 45.0 | 1.89 | 0.572 |
| -0.1 | 75.0 | 3.79 | 1.02 |
| -0.1 | 105.0 | 3.51 | 0.947 |
| -0.1 | 135.0 | 3.01 | 1.04 |
| -0.1 | 165.0 | 3.14 | 0.962 |
| -0.1 | 195.0 | 2.17 | 0.617 |
| -0.1 | 225.0 | 3.76 | 1.06 |
| -0.1 | 255.0 | 4.75 | 1.3 |
| -0.1 | 285.0 | 5.8 | 1.62 |
| -0.1 | 315.0 | 1.69 | 0.614 |
| -0.1 | 345.0 | 1.3 | 0.37 |
| 0.1 | 15.0 | 1.48 | 0.425 |
| 0.1 | 45.0 | 4.43 | 1.37 |
| 0.1 | 75.0 | 2.71 | 0.774 |
| 0.1 | 105.0 | 2.46 | 0.771 |
| 0.1 | 135.0 | 4.47 | 1.41 |
| 0.1 | 165.0 | 2.75 | 0.825 |
| 0.1 | 195.0 | 5.24 | 1.43 |
| 0.1 | 225.0 | 4.3 | 1.12 |
| 0.1 | 255.0 | 2.66 | 0.875 |
| 0.1 | 285.0 | 4.01 | 1.1 |
| 0.1 | 315.0 | 2.8 | 0.914 |
| 0.1 | 345.0 | 1.38 | 0.385 |
| 0.3 | 15.0 | 3.89 | 1.27 |
| 0.3 | 45.0 | 1.22 | 0.362 |
| 0.3 | 75.0 | 6.31 | 1.64 |
| 0.3 | 105.0 | 7.02 | 1.8 |
| 0.3 | 135.0 | 2.48 | 0.875 |
| 0.3 | 165.0 | 2.54 | 0.677 |
| 0.3 | 195.0 | 2.1 | 0.636 |
| 0.3 | 225.0 | 2.98 | 0.898 |
| 0.3 | 255.0 | 4.97 | 1.3 |
| 0.3 | 285.0 | 3.75 | 1.08 |
| 0.3 | 315.0 | 3.01 | 0.818 |
| 0.3 | 345.0 | 1.15 | 0.34 |
| 0.5 | 15.0 | 1.87 | 0.596 |
| 0.5 | 45.0 | 4.56 | 1.29 |
| 0.5 | 75.0 | 7.07 | 2.18 |
| 0.5 | 105.0 | 3.17 | 0.957 |
| 0.5 | 135.0 | 2.63 | 0.848 |
| 0.5 | 165.0 | 4.74 | 1.42 |
| 0.5 | 195.0 | 4.95 | 1.36 |
| 0.5 | 225.0 | 4.01 | 1.17 |
| 0.5 | 255.0 | 4.46 | 1.43 |
| 0.5 | 285.0 | 4.31 | 1.28 |
| 0.5 | 315.0 | 1.16 | 0.348 |
| 0.5 | 345.0 | 1.75 | 0.544 |
| 0.7 | 15.0 | 1.73 | 0.559 |
| 0.7 | 45.0 | 2.58 | 0.848 |
| 0.7 | 75.0 | 1.8 | 0.558 |
| 0.7 | 105.0 | 1.81 | 0.668 |
| 0.7 | 135.0 | 1.42 | 0.495 |
| 0.7 | 165.0 | 2.76 | 0.816 |
| 0.7 | 195.0 | 2.88 | 0.76 |
| 0.7 | 225.0 | 2.36 | 0.839 |
| 0.7 | 255.0 | 3.24 | 1.08 |
| 0.7 | 285.0 | 2.85 | 0.91 |
| 0.7 | 315.0 | 3.05 | 0.906 |
| 0.7 | 345.0 | 1.21 | 0.415 |
| 0.9 | 15.0 | 1.16 | 0.491 |
| 0.9 | 45.0 | 0.931 | 0.411 |
| 0.9 | 75.0 | 3.02 | 1.25 |
| 0.9 | 105.0 | 2.72 | 1.12 |
| 0.9 | 135.0 | 4.2 | 1.45 |
| 0.9 | 165.0 | 2.15 | 0.712 |
| 0.9 | 195.0 | 3.86 | 1.21 |
| 0.9 | 225.0 | 2.2 | 0.853 |
| 0.9 | 255.0 | 1.9 | 0.782 |
| 0.9 | 285.0 | 5.06 | 1.78 |
| 0.9 | 315.0 | 1.21 | 0.453 |
| 0.9 | 345.0 | 2.44 | 0.925 |
Experiment comment: