Measurement E9M94
| 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: | 0.45 — 0.6 GeV2 | |
| W: | 1.4 GeV | |
| ε: | 0.65 | |
| 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 | 0.727 | 0.368 |
| -0.9 | 45.0 | 0.389 | 0.183 |
| -0.9 | 75.0 | 0.614 | 0.303 |
| -0.9 | 105.0 | 0.798 | 0.348 |
| -0.9 | 135.0 | 0.163 | 0.167 |
| -0.9 | 165.0 | 0.623 | 0.306 |
| -0.9 | 195.0 | 1.52 | 0.573 |
| -0.9 | 225.0 | 1.29 | 0.572 |
| -0.9 | 255.0 | 1.78 | 0.814 |
| -0.9 | 285.0 | 0.32 | 0.198 |
| -0.9 | 315.0 | 0.903 | 0.436 |
| -0.9 | 345.0 | 0.327 | 0.164 |
| -0.7 | 15.0 | 0.734 | 0.207 |
| -0.7 | 45.0 | 0.783 | 0.231 |
| -0.7 | 75.0 | 1.82 | 0.583 |
| -0.7 | 105.0 | 1.71 | 0.613 |
| -0.7 | 135.0 | 1.98 | 1.0 |
| -0.7 | 165.0 | 0.498 | 0.307 |
| -0.7 | 195.0 | 1.38 | 0.641 |
| -0.7 | 225.0 | 10.7 | 5.42 |
| -0.7 | 255.0 | 1.64 | 0.577 |
| -0.7 | 285.0 | 1.48 | 0.464 |
| -0.7 | 315.0 | 1.18 | 0.335 |
| -0.7 | 345.0 | 0.58 | 0.161 |
| -0.5 | 15.0 | 1.18 | 0.23 |
| -0.5 | 45.0 | 2.49 | 0.571 |
| -0.5 | 75.0 | 1.52 | 0.45 |
| -0.5 | 105.0 | 2.54 | 0.661 |
| -0.5 | 135.0 | 2.57 | 0.742 |
| -0.5 | 165.0 | 4.47 | 2.9 |
| -0.5 | 195.0 | 9.24 | 11.3 |
| -0.5 | 225.0 | 1.72 | 0.568 |
| -0.5 | 255.0 | 3.74 | 0.963 |
| -0.5 | 285.0 | 2.61 | 0.632 |
| -0.5 | 315.0 | 2.31 | 0.555 |
| -0.5 | 345.0 | 0.879 | 0.209 |
| -0.3 | 15.0 | 1.55 | 0.297 |
| -0.3 | 45.0 | 2.42 | 0.545 |
| -0.3 | 75.0 | 3.48 | 0.773 |
| -0.3 | 105.0 | 2.74 | 0.584 |
| -0.3 | 135.0 | 2.2 | 0.529 |
| -0.3 | 165.0 | 2.73 | 1.86 |
| -0.3 | 195.0 | 6.99 | 3.64 |
| -0.3 | 225.0 | 2.48 | 0.479 |
| -0.3 | 255.0 | 4.19 | 0.818 |
| -0.3 | 285.0 | 4.88 | 0.96 |
| -0.3 | 315.0 | 2.4 | 0.504 |
| -0.3 | 345.0 | 1.42 | 0.3 |
| -0.1 | 15.0 | 2.25 | 0.524 |
| -0.1 | 45.0 | 2.27 | 0.49 |
| -0.1 | 75.0 | 4.51 | 0.883 |
| -0.1 | 105.0 | 3.93 | 0.685 |
| -0.1 | 135.0 | 3.03 | 0.597 |
| -0.1 | 165.0 | 2.17 | 2.38 |
| -0.1 | 225.0 | 2.08 | 0.426 |
| -0.1 | 255.0 | 2.7 | 0.506 |
| -0.1 | 285.0 | 2.96 | 0.629 |
| -0.1 | 315.0 | 1.23 | 0.296 |
| -0.1 | 345.0 | 1.82 | 0.368 |
| 0.1 | 15.0 | 1.39 | 0.313 |
| 0.1 | 45.0 | 1.86 | 0.403 |
| 0.1 | 75.0 | 3.0 | 0.571 |
| 0.1 | 105.0 | 5.72 | 0.85 |
| 0.1 | 135.0 | 3.63 | 0.784 |
| 0.1 | 195.0 | 1.67 | 1.87 |
| 0.1 | 225.0 | 2.18 | 0.447 |
| 0.1 | 255.0 | 3.6 | 0.591 |
| 0.1 | 285.0 | 2.27 | 0.43 |
| 0.1 | 315.0 | 2.72 | 0.553 |
| 0.1 | 345.0 | 1.78 | 0.338 |
| 0.3 | 15.0 | 1.4 | 0.286 |
| 0.3 | 45.0 | 1.96 | 0.419 |
| 0.3 | 75.0 | 2.9 | 0.591 |
| 0.3 | 105.0 | 4.39 | 0.752 |
| 0.3 | 135.0 | 4.27 | 1.17 |
| 0.3 | 225.0 | 2.93 | 0.675 |
| 0.3 | 255.0 | 3.03 | 0.529 |
| 0.3 | 285.0 | 2.4 | 0.503 |
| 0.3 | 315.0 | 1.44 | 0.289 |
| 0.3 | 345.0 | 1.74 | 0.349 |
| 0.5 | 15.0 | 1.56 | 0.297 |
| 0.5 | 45.0 | 1.48 | 0.337 |
| 0.5 | 75.0 | 2.32 | 0.521 |
| 0.5 | 105.0 | 2.61 | 0.543 |
| 0.5 | 135.0 | 3.7 | 1.21 |
| 0.5 | 165.0 | 2.92 | 3.58 |
| 0.5 | 225.0 | 3.46 | 1.06 |
| 0.5 | 255.0 | 2.26 | 0.492 |
| 0.5 | 285.0 | 1.59 | 0.341 |
| 0.5 | 315.0 | 2.23 | 0.495 |
| 0.5 | 345.0 | 2.7 | 0.508 |
| 0.7 | 15.0 | 1.54 | 0.364 |
| 0.7 | 45.0 | 1.26 | 0.306 |
| 0.7 | 75.0 | 0.97 | 0.282 |
| 0.7 | 105.0 | 1.13 | 0.279 |
| 0.7 | 135.0 | 1.7 | 0.65 |
| 0.7 | 165.0 | 4.35 | 6.16 |
| 0.7 | 195.0 | 11.9 | 13.7 |
| 0.7 | 225.0 | 1.34 | 0.601 |
| 0.7 | 255.0 | 1.73 | 0.44 |
| 0.7 | 285.0 | 3.49 | 0.815 |
| 0.7 | 315.0 | 0.788 | 0.236 |
| 0.7 | 345.0 | 1.12 | 0.249 |
| 0.9 | 15.0 | 0.686 | 0.236 |
| 0.9 | 45.0 | 0.866 | 0.309 |
| 0.9 | 75.0 | 1.06 | 0.364 |
| 0.9 | 105.0 | 1.9 | 0.663 |
| 0.9 | 135.0 | 1.13 | 0.486 |
| 0.9 | 225.0 | 0.409 | 0.308 |
| 0.9 | 255.0 | 1.29 | 0.457 |
| 0.9 | 285.0 | 1.37 | 0.445 |
| 0.9 | 315.0 | 1.2 | 0.433 |
| 0.9 | 345.0 | 3.38 | 0.952 |
Experiment comment: