Measurement E9M125
| 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: | 1.44 GeV | |
| ε: | 0.535 | |
| 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 | 0.167 | 0.132 |
| -0.9 | 45.0 | 0.542 | 0.348 |
| -0.9 | 75.0 | 0.413 | 0.451 |
| -0.9 | 105.0 | 0.978 | 1.1 |
| -0.9 | 135.0 | 1.11 | 1.28 |
| -0.9 | 165.0 | 1.61 | 0.827 |
| -0.9 | 195.0 | 0.61 | 0.485 |
| -0.9 | 285.0 | 0.19 | 0.2 |
| -0.9 | 315.0 | 0.667 | 0.555 |
| -0.9 | 345.0 | 0.127 | 0.0997 |
| -0.7 | 15.0 | 1.02 | 0.478 |
| -0.7 | 45.0 | 0.911 | 0.359 |
| -0.7 | 75.0 | 0.686 | 0.368 |
| -0.7 | 105.0 | 1.39 | 0.6 |
| -0.7 | 135.0 | 2.59 | 1.69 |
| -0.7 | 165.0 | 0.68 | 0.739 |
| -0.7 | 225.0 | 10.9 | 9.5 |
| -0.7 | 255.0 | 1.47 | 0.815 |
| -0.7 | 285.0 | 4.29 | 2.01 |
| -0.7 | 315.0 | 0.639 | 0.4 |
| -0.7 | 345.0 | 0.622 | 0.325 |
| -0.5 | 15.0 | 1.43 | 0.505 |
| -0.5 | 45.0 | 0.886 | 0.385 |
| -0.5 | 75.0 | 3.87 | 1.31 |
| -0.5 | 105.0 | 1.04 | 0.421 |
| -0.5 | 135.0 | 2.68 | 1.3 |
| -0.5 | 165.0 | 13.6 | 16.7 |
| -0.5 | 225.0 | 1.69 | 0.711 |
| -0.5 | 255.0 | 2.93 | 1.11 |
| -0.5 | 285.0 | 2.2 | 0.762 |
| -0.5 | 315.0 | 1.48 | 0.524 |
| -0.5 | 345.0 | 0.977 | 0.437 |
| -0.3 | 15.0 | 1.6 | 0.581 |
| -0.3 | 45.0 | 2.28 | 0.854 |
| -0.3 | 75.0 | 1.8 | 0.734 |
| -0.3 | 105.0 | 3.55 | 0.864 |
| -0.3 | 135.0 | 3.79 | 1.33 |
| -0.3 | 225.0 | 0.931 | 0.44 |
| -0.3 | 255.0 | 4.43 | 1.25 |
| -0.3 | 285.0 | 4.19 | 1.38 |
| -0.3 | 315.0 | 3.14 | 1.15 |
| -0.3 | 345.0 | 0.946 | 0.452 |
| -0.1 | 15.0 | 1.27 | 0.609 |
| -0.1 | 45.0 | 2.26 | 0.681 |
| -0.1 | 75.0 | 3.92 | 1.14 |
| -0.1 | 105.0 | 4.15 | 0.993 |
| -0.1 | 135.0 | 3.15 | 1.39 |
| -0.1 | 225.0 | 1.55 | 0.6 |
| -0.1 | 255.0 | 3.71 | 0.918 |
| -0.1 | 285.0 | 2.01 | 0.532 |
| -0.1 | 315.0 | 2.55 | 0.832 |
| -0.1 | 345.0 | 0.729 | 0.387 |
| 0.1 | 15.0 | 1.81 | 0.668 |
| 0.1 | 45.0 | 0.938 | 0.403 |
| 0.1 | 75.0 | 3.44 | 0.923 |
| 0.1 | 105.0 | 2.2 | 0.596 |
| 0.1 | 135.0 | 5.99 | 2.4 |
| 0.1 | 195.0 | 2.69 | 3.02 |
| 0.1 | 225.0 | 2.4 | 0.972 |
| 0.1 | 255.0 | 2.75 | 0.616 |
| 0.1 | 285.0 | 2.05 | 0.503 |
| 0.1 | 315.0 | 1.26 | 0.407 |
| 0.1 | 345.0 | 1.02 | 0.5 |
| 0.3 | 15.0 | 0.771 | 0.282 |
| 0.3 | 45.0 | 1.05 | 0.383 |
| 0.3 | 75.0 | 1.68 | 0.569 |
| 0.3 | 105.0 | 2.29 | 0.592 |
| 0.3 | 135.0 | 3.11 | 1.46 |
| 0.3 | 165.0 | 2.04 | 2.37 |
| 0.3 | 195.0 | 2.41 | 2.03 |
| 0.3 | 225.0 | 3.46 | 1.51 |
| 0.3 | 255.0 | 1.96 | 0.536 |
| 0.3 | 285.0 | 2.98 | 0.926 |
| 0.3 | 315.0 | 1.69 | 0.524 |
| 0.3 | 345.0 | 4.2 | 1.29 |
| 0.5 | 15.0 | 2.02 | 0.78 |
| 0.5 | 45.0 | 1.18 | 0.368 |
| 0.5 | 75.0 | 2.43 | 0.742 |
| 0.5 | 105.0 | 2.05 | 0.681 |
| 0.5 | 135.0 | 1.02 | 0.64 |
| 0.5 | 165.0 | 2.03 | 1.62 |
| 0.5 | 195.0 | 1.04 | 1.21 |
| 0.5 | 225.0 | 3.14 | 1.68 |
| 0.5 | 255.0 | 1.38 | 0.457 |
| 0.5 | 285.0 | 1.38 | 0.452 |
| 0.5 | 315.0 | 2.12 | 0.735 |
| 0.5 | 345.0 | 0.765 | 0.29 |
| 0.7 | 15.0 | 0.611 | 0.282 |
| 0.7 | 45.0 | 1.62 | 0.591 |
| 0.7 | 75.0 | 0.476 | 0.254 |
| 0.7 | 105.0 | 1.12 | 0.431 |
| 0.7 | 135.0 | 0.907 | 0.58 |
| 0.7 | 165.0 | 0.556 | 0.597 |
| 0.7 | 195.0 | 3.16 | 2.9 |
| 0.7 | 225.0 | 2.88 | 1.45 |
| 0.7 | 255.0 | 1.24 | 0.482 |
| 0.7 | 285.0 | 0.903 | 0.38 |
| 0.7 | 315.0 | 1.35 | 0.467 |
| 0.7 | 345.0 | 2.97 | 1.11 |
| 0.9 | 15.0 | 0.968 | 0.438 |
| 0.9 | 45.0 | 1.07 | 0.583 |
| 0.9 | 75.0 | 0.72 | 0.289 |
| 0.9 | 105.0 | 1.25 | 0.63 |
| 0.9 | 135.0 | 0.256 | 0.273 |
| 0.9 | 225.0 | 1.28 | 1.12 |
| 0.9 | 255.0 | 0.743 | 0.499 |
| 0.9 | 285.0 | 0.582 | 0.449 |
| 0.9 | 315.0 | 0.96 | 0.521 |
| 0.9 | 345.0 | 1.12 | 0.504 |
Experiment comment: