Measurement E9M101
| 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: | 1.54 GeV | |
| ε: | 0.49 | |
| 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 | 0.535 | 0.21 |
| -0.9 | 45.0 | 0.401 | 0.217 |
| -0.9 | 75.0 | 1.06 | 0.659 |
| -0.9 | 105.0 | 1.34 | 0.637 |
| -0.9 | 135.0 | 0.923 | 0.592 |
| -0.9 | 165.0 | 0.523 | 0.392 |
| -0.9 | 195.0 | 0.851 | 0.537 |
| -0.9 | 225.0 | 0.492 | 0.369 |
| -0.9 | 255.0 | 0.86 | 0.54 |
| -0.9 | 285.0 | 1.67 | 0.579 |
| -0.9 | 315.0 | 0.735 | 0.266 |
| -0.9 | 345.0 | 0.943 | 0.343 |
| -0.7 | 15.0 | 0.735 | 0.267 |
| -0.7 | 45.0 | 0.898 | 0.328 |
| -0.7 | 75.0 | 2.67 | 0.787 |
| -0.7 | 105.0 | 1.33 | 0.448 |
| -0.7 | 135.0 | 1.51 | 0.592 |
| -0.7 | 225.0 | 2.8 | 1.13 |
| -0.7 | 255.0 | 1.58 | 0.45 |
| -0.7 | 285.0 | 3.57 | 1.07 |
| -0.7 | 315.0 | 0.277 | 0.13 |
| -0.7 | 345.0 | 1.67 | 0.461 |
| -0.5 | 15.0 | 0.847 | 0.22 |
| -0.5 | 45.0 | 2.13 | 0.585 |
| -0.5 | 75.0 | 2.02 | 0.471 |
| -0.5 | 105.0 | 1.89 | 0.38 |
| -0.5 | 135.0 | 2.14 | 0.621 |
| -0.5 | 225.0 | 2.87 | 0.768 |
| -0.5 | 255.0 | 2.19 | 0.439 |
| -0.5 | 285.0 | 1.38 | 0.415 |
| -0.5 | 315.0 | 1.76 | 0.439 |
| -0.5 | 345.0 | 1.33 | 0.342 |
| -0.3 | 15.0 | 1.06 | 0.309 |
| -0.3 | 45.0 | 1.47 | 0.456 |
| -0.3 | 75.0 | 2.71 | 0.57 |
| -0.3 | 105.0 | 1.73 | 0.358 |
| -0.3 | 135.0 | 2.36 | 0.823 |
| -0.3 | 165.0 | 1.23 | 1.33 |
| -0.3 | 225.0 | 2.03 | 0.657 |
| -0.3 | 255.0 | 3.29 | 0.586 |
| -0.3 | 285.0 | 2.0 | 0.445 |
| -0.3 | 315.0 | 2.1 | 0.538 |
| -0.3 | 345.0 | 2.11 | 0.492 |
| -0.1 | 15.0 | 1.54 | 0.962 |
| -0.1 | 45.0 | 2.26 | 0.577 |
| -0.1 | 75.0 | 2.98 | 0.532 |
| -0.1 | 105.0 | 3.79 | 0.585 |
| -0.1 | 135.0 | 2.99 | 0.851 |
| -0.1 | 165.0 | 3.29 | 1.37 |
| -0.1 | 195.0 | 3.91 | 1.71 |
| -0.1 | 225.0 | 2.08 | 0.651 |
| -0.1 | 255.0 | 1.98 | 0.42 |
| -0.1 | 285.0 | 1.95 | 0.369 |
| -0.1 | 315.0 | 1.71 | 0.447 |
| -0.1 | 345.0 | 1.37 | 0.61 |
| 0.1 | 15.0 | 1.15 | 0.62 |
| 0.1 | 45.0 | 1.43 | 0.384 |
| 0.1 | 75.0 | 2.61 | 0.434 |
| 0.1 | 105.0 | 3.19 | 0.59 |
| 0.1 | 135.0 | 3.9 | 0.941 |
| 0.1 | 165.0 | 2.74 | 0.855 |
| 0.1 | 195.0 | 2.11 | 0.683 |
| 0.1 | 225.0 | 2.82 | 0.631 |
| 0.1 | 255.0 | 2.72 | 0.504 |
| 0.1 | 285.0 | 1.81 | 0.345 |
| 0.1 | 315.0 | 1.69 | 0.455 |
| 0.1 | 345.0 | 1.05 | 0.558 |
| 0.3 | 15.0 | 1.52 | 0.641 |
| 0.3 | 45.0 | 1.71 | 0.41 |
| 0.3 | 75.0 | 2.88 | 0.47 |
| 0.3 | 105.0 | 4.15 | 0.724 |
| 0.3 | 135.0 | 2.4 | 0.504 |
| 0.3 | 165.0 | 1.67 | 0.603 |
| 0.3 | 195.0 | 2.28 | 0.731 |
| 0.3 | 225.0 | 4.2 | 0.855 |
| 0.3 | 255.0 | 2.44 | 0.485 |
| 0.3 | 285.0 | 1.88 | 0.333 |
| 0.3 | 315.0 | 2.64 | 0.524 |
| 0.3 | 345.0 | 5.28 | 1.97 |
| 0.5 | 15.0 | 0.809 | 0.356 |
| 0.5 | 45.0 | 1.29 | 0.388 |
| 0.5 | 75.0 | 3.36 | 0.549 |
| 0.5 | 105.0 | 1.79 | 0.436 |
| 0.5 | 135.0 | 1.81 | 0.412 |
| 0.5 | 165.0 | 2.67 | 0.952 |
| 0.5 | 195.0 | 1.92 | 0.786 |
| 0.5 | 225.0 | 1.31 | 0.33 |
| 0.5 | 255.0 | 1.78 | 0.438 |
| 0.5 | 285.0 | 1.77 | 0.336 |
| 0.5 | 315.0 | 1.91 | 0.483 |
| 0.5 | 345.0 | 2.75 | 1.03 |
| 0.7 | 15.0 | 2.05 | 0.576 |
| 0.7 | 45.0 | 1.21 | 0.356 |
| 0.7 | 75.0 | 1.21 | 0.251 |
| 0.7 | 105.0 | 1.27 | 0.344 |
| 0.7 | 135.0 | 1.41 | 0.382 |
| 0.7 | 165.0 | 0.624 | 0.276 |
| 0.7 | 195.0 | 0.733 | 0.324 |
| 0.7 | 225.0 | 1.64 | 0.427 |
| 0.7 | 255.0 | 1.36 | 0.367 |
| 0.7 | 285.0 | 1.15 | 0.252 |
| 0.7 | 315.0 | 1.77 | 0.429 |
| 0.7 | 345.0 | 2.03 | 0.583 |
| 0.9 | 15.0 | 0.802 | 0.293 |
| 0.9 | 45.0 | 0.761 | 0.284 |
| 0.9 | 75.0 | 0.927 | 0.252 |
| 0.9 | 105.0 | 0.53 | 0.236 |
| 0.9 | 135.0 | 1.6 | 0.604 |
| 0.9 | 165.0 | 0.84 | 0.547 |
| 0.9 | 195.0 | 1.16 | 0.666 |
| 0.9 | 225.0 | 0.408 | 0.196 |
| 0.9 | 255.0 | 1.26 | 0.375 |
| 0.9 | 285.0 | 1.89 | 0.444 |
| 0.9 | 315.0 | 0.892 | 0.296 |
| 0.9 | 345.0 | 2.86 | 1.5 |
Experiment comment: