Measurement E9M124
| 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: | 1.42 GeV | |
| ε: | 0.557 | |
| 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 | 0.405 | 0.234 |
| -0.9 | 45.0 | 0.175 | 0.196 |
| -0.9 | 75.0 | 0.525 | 0.421 |
| -0.9 | 105.0 | 5.46 | 5.05 |
| -0.9 | 135.0 | 1.47 | 0.876 |
| -0.9 | 165.0 | 3.34 | 2.6 |
| -0.9 | 195.0 | 0.676 | 0.427 |
| -0.9 | 225.0 | 0.915 | 0.754 |
| -0.9 | 285.0 | 0.0777 | 0.0819 |
| -0.9 | 315.0 | 0.404 | 0.434 |
| -0.9 | 345.0 | 0.28 | 0.222 |
| -0.7 | 15.0 | 0.551 | 0.256 |
| -0.7 | 45.0 | 1.3 | 0.513 |
| -0.7 | 75.0 | 1.16 | 0.63 |
| -0.7 | 105.0 | 1.64 | 0.753 |
| -0.7 | 135.0 | 1.32 | 1.06 |
| -0.7 | 165.0 | 3.7 | 3.73 |
| -0.7 | 195.0 | 1.1 | 1.21 |
| -0.7 | 225.0 | 23.4 | 26.3 |
| -0.7 | 255.0 | 1.18 | 0.659 |
| -0.7 | 285.0 | 1.47 | 0.738 |
| -0.7 | 315.0 | 0.698 | 0.436 |
| -0.7 | 345.0 | 0.646 | 0.354 |
| -0.5 | 15.0 | 0.65 | 0.29 |
| -0.5 | 45.0 | 1.94 | 0.706 |
| -0.5 | 75.0 | 3.07 | 1.24 |
| -0.5 | 105.0 | 0.952 | 0.502 |
| -0.5 | 135.0 | 4.23 | 1.64 |
| -0.5 | 165.0 | 0.969 | 1.09 |
| -0.5 | 225.0 | 3.61 | 1.36 |
| -0.5 | 255.0 | 2.66 | 1.12 |
| -0.5 | 285.0 | 1.4 | 0.553 |
| -0.5 | 315.0 | 0.136 | 0.138 |
| -0.5 | 345.0 | 1.31 | 0.469 |
| -0.3 | 15.0 | 1.0 | 0.536 |
| -0.3 | 45.0 | 0.588 | 0.279 |
| -0.3 | 75.0 | 2.69 | 0.763 |
| -0.3 | 105.0 | 3.49 | 1.05 |
| -0.3 | 135.0 | 5.63 | 1.76 |
| -0.3 | 195.0 | 1.54 | 1.3 |
| -0.3 | 225.0 | 2.85 | 1.03 |
| -0.3 | 255.0 | 0.816 | 0.348 |
| -0.3 | 285.0 | 4.24 | 1.34 |
| -0.3 | 315.0 | 2.39 | 0.867 |
| -0.3 | 345.0 | 2.83 | 0.919 |
| -0.1 | 15.0 | 2.97 | 0.996 |
| -0.1 | 45.0 | 1.31 | 0.502 |
| -0.1 | 75.0 | 2.52 | 0.747 |
| -0.1 | 105.0 | 2.8 | 0.771 |
| -0.1 | 135.0 | 3.88 | 1.06 |
| -0.1 | 165.0 | 1.45 | 1.59 |
| -0.1 | 225.0 | 3.6 | 1.22 |
| -0.1 | 255.0 | 3.97 | 1.03 |
| -0.1 | 285.0 | 5.37 | 1.52 |
| -0.1 | 315.0 | 1.4 | 0.536 |
| -0.1 | 345.0 | 0.617 | 0.459 |
| 0.1 | 15.0 | 1.77 | 0.553 |
| 0.1 | 45.0 | 1.01 | 0.413 |
| 0.1 | 75.0 | 2.31 | 0.729 |
| 0.1 | 105.0 | 3.61 | 0.803 |
| 0.1 | 135.0 | 1.47 | 0.607 |
| 0.1 | 225.0 | 3.42 | 1.19 |
| 0.1 | 255.0 | 3.51 | 0.792 |
| 0.1 | 285.0 | 2.15 | 0.842 |
| 0.1 | 315.0 | 3.15 | 1.03 |
| 0.1 | 345.0 | 2.16 | 0.748 |
| 0.3 | 15.0 | 1.71 | 0.615 |
| 0.3 | 45.0 | 2.83 | 0.821 |
| 0.3 | 75.0 | 1.43 | 0.582 |
| 0.3 | 105.0 | 2.04 | 0.643 |
| 0.3 | 135.0 | 4.35 | 1.6 |
| 0.3 | 225.0 | 4.62 | 1.87 |
| 0.3 | 255.0 | 1.93 | 0.598 |
| 0.3 | 285.0 | 3.21 | 1.04 |
| 0.3 | 315.0 | 1.22 | 0.45 |
| 0.3 | 345.0 | 3.46 | 1.15 |
| 0.5 | 15.0 | 0.619 | 0.27 |
| 0.5 | 45.0 | 2.12 | 0.759 |
| 0.5 | 75.0 | 2.46 | 0.831 |
| 0.5 | 105.0 | 1.58 | 0.557 |
| 0.5 | 135.0 | 1.73 | 1.2 |
| 0.5 | 225.0 | 2.62 | 1.51 |
| 0.5 | 255.0 | 3.09 | 0.895 |
| 0.5 | 285.0 | 2.17 | 0.689 |
| 0.5 | 315.0 | 1.08 | 0.37 |
| 0.5 | 345.0 | 1.48 | 0.511 |
| 0.7 | 15.0 | 0.811 | 0.322 |
| 0.7 | 45.0 | 1.17 | 0.373 |
| 0.7 | 75.0 | 1.19 | 0.528 |
| 0.7 | 105.0 | 1.37 | 0.522 |
| 0.7 | 135.0 | 0.65 | 0.501 |
| 0.7 | 225.0 | 3.7 | 2.08 |
| 0.7 | 255.0 | 1.14 | 0.466 |
| 0.7 | 285.0 | 0.589 | 0.247 |
| 0.7 | 315.0 | 0.821 | 0.417 |
| 0.7 | 345.0 | 2.21 | 0.795 |
| 0.9 | 15.0 | 8.88 | 5.44 |
| 0.9 | 45.0 | 1.56 | 0.791 |
| 0.9 | 75.0 | 1.74 | 0.879 |
| 0.9 | 105.0 | 0.771 | 0.467 |
| 0.9 | 135.0 | 0.296 | 0.311 |
| 0.9 | 225.0 | 0.829 | 0.488 |
| 0.9 | 255.0 | 0.119 | 0.124 |
| 0.9 | 285.0 | 0.727 | 0.472 |
| 0.9 | 315.0 | 1.06 | 0.651 |
| 0.9 | 345.0 | 1.01 | 0.54 |
Experiment comment: