Measurement E9M97
| 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: | 1.46 GeV | |
| ε: | 0.589 | |
| 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 | 0.142 | 0.107 |
| -0.9 | 45.0 | 0.338 | 0.21 |
| -0.9 | 75.0 | 0.482 | 0.2 |
| -0.9 | 105.0 | 0.548 | 0.34 |
| -0.9 | 135.0 | 0.988 | 0.5 |
| -0.9 | 165.0 | 3.33 | 1.44 |
| -0.9 | 195.0 | 2.63 | 0.871 |
| -0.9 | 225.0 | 0.939 | 0.516 |
| -0.9 | 255.0 | 0.475 | 0.359 |
| -0.9 | 285.0 | 0.562 | 0.313 |
| -0.9 | 315.0 | 0.177 | 0.0942 |
| -0.9 | 345.0 | 0.306 | 0.14 |
| -0.7 | 15.0 | 0.936 | 0.305 |
| -0.7 | 45.0 | 0.78 | 0.296 |
| -0.7 | 75.0 | 1.11 | 0.427 |
| -0.7 | 105.0 | 1.86 | 0.564 |
| -0.7 | 135.0 | 2.86 | 1.19 |
| -0.7 | 165.0 | 1.56 | 1.05 |
| -0.7 | 195.0 | 0.726 | 0.767 |
| -0.7 | 225.0 | 1.08 | 0.586 |
| -0.7 | 255.0 | 1.2 | 0.528 |
| -0.7 | 285.0 | 0.501 | 0.3 |
| -0.7 | 315.0 | 0.392 | 0.184 |
| -0.7 | 345.0 | 0.825 | 0.248 |
| -0.5 | 15.0 | 0.791 | 0.207 |
| -0.5 | 45.0 | 1.32 | 0.469 |
| -0.5 | 75.0 | 1.83 | 0.528 |
| -0.5 | 105.0 | 3.1 | 0.673 |
| -0.5 | 135.0 | 2.75 | 0.688 |
| -0.5 | 195.0 | 3.15 | 3.64 |
| -0.5 | 225.0 | 3.2 | 0.743 |
| -0.5 | 255.0 | 3.97 | 0.812 |
| -0.5 | 285.0 | 2.52 | 0.644 |
| -0.5 | 315.0 | 0.802 | 0.279 |
| -0.5 | 345.0 | 0.714 | 0.229 |
| -0.3 | 15.0 | 0.689 | 0.241 |
| -0.3 | 45.0 | 1.92 | 0.552 |
| -0.3 | 75.0 | 2.92 | 0.605 |
| -0.3 | 105.0 | 3.15 | 0.558 |
| -0.3 | 135.0 | 1.77 | 0.39 |
| -0.3 | 165.0 | 3.11 | 3.59 |
| -0.3 | 225.0 | 3.18 | 0.65 |
| -0.3 | 255.0 | 3.5 | 0.558 |
| -0.3 | 285.0 | 3.26 | 0.63 |
| -0.3 | 315.0 | 1.74 | 0.442 |
| -0.3 | 345.0 | 1.08 | 0.27 |
| -0.1 | 15.0 | 1.37 | 0.428 |
| -0.1 | 45.0 | 3.04 | 0.642 |
| -0.1 | 75.0 | 2.67 | 0.532 |
| -0.1 | 105.0 | 3.68 | 0.577 |
| -0.1 | 135.0 | 2.08 | 0.56 |
| -0.1 | 225.0 | 4.0 | 0.926 |
| -0.1 | 255.0 | 3.58 | 0.561 |
| -0.1 | 285.0 | 3.83 | 0.709 |
| -0.1 | 315.0 | 3.65 | 0.74 |
| -0.1 | 345.0 | 1.79 | 0.414 |
| 0.1 | 15.0 | 1.9 | 0.497 |
| 0.1 | 45.0 | 2.48 | 0.515 |
| 0.1 | 75.0 | 2.68 | 0.494 |
| 0.1 | 105.0 | 2.96 | 0.515 |
| 0.1 | 135.0 | 4.76 | 1.36 |
| 0.1 | 165.0 | 1.73 | 1.12 |
| 0.1 | 195.0 | 2.79 | 1.46 |
| 0.1 | 225.0 | 3.51 | 0.991 |
| 0.1 | 255.0 | 2.92 | 0.486 |
| 0.1 | 285.0 | 2.27 | 0.468 |
| 0.1 | 315.0 | 1.22 | 0.326 |
| 0.1 | 345.0 | 1.25 | 0.305 |
| 0.3 | 15.0 | 1.08 | 0.342 |
| 0.3 | 45.0 | 2.39 | 0.538 |
| 0.3 | 75.0 | 2.66 | 0.543 |
| 0.3 | 105.0 | 2.22 | 0.43 |
| 0.3 | 135.0 | 2.13 | 0.686 |
| 0.3 | 165.0 | 3.64 | 1.86 |
| 0.3 | 195.0 | 2.0 | 0.926 |
| 0.3 | 225.0 | 1.42 | 0.533 |
| 0.3 | 255.0 | 3.98 | 0.639 |
| 0.3 | 285.0 | 2.65 | 0.48 |
| 0.3 | 315.0 | 2.01 | 0.48 |
| 0.3 | 345.0 | 2.02 | 0.475 |
| 0.5 | 15.0 | 1.78 | 0.422 |
| 0.5 | 45.0 | 2.22 | 0.492 |
| 0.5 | 75.0 | 2.32 | 0.518 |
| 0.5 | 105.0 | 1.88 | 0.423 |
| 0.5 | 135.0 | 2.32 | 0.783 |
| 0.5 | 165.0 | 1.33 | 0.734 |
| 0.5 | 195.0 | 2.71 | 1.12 |
| 0.5 | 225.0 | 1.7 | 0.533 |
| 0.5 | 255.0 | 2.12 | 0.386 |
| 0.5 | 285.0 | 2.52 | 0.492 |
| 0.5 | 315.0 | 1.84 | 0.472 |
| 0.5 | 345.0 | 3.34 | 0.717 |
| 0.7 | 15.0 | 1.7 | 0.409 |
| 0.7 | 45.0 | 1.77 | 0.399 |
| 0.7 | 75.0 | 1.47 | 0.337 |
| 0.7 | 105.0 | 0.774 | 0.26 |
| 0.7 | 135.0 | 2.18 | 0.807 |
| 0.7 | 195.0 | 0.884 | 0.384 |
| 0.7 | 225.0 | 0.754 | 0.33 |
| 0.7 | 255.0 | 1.82 | 0.451 |
| 0.7 | 285.0 | 1.52 | 0.378 |
| 0.7 | 315.0 | 1.73 | 0.444 |
| 0.7 | 345.0 | 2.07 | 0.497 |
| 0.9 | 15.0 | 1.8 | 0.564 |
| 0.9 | 45.0 | 1.97 | 0.579 |
| 0.9 | 75.0 | 1.87 | 0.521 |
| 0.9 | 105.0 | 0.703 | 0.212 |
| 0.9 | 135.0 | 0.62 | 0.306 |
| 0.9 | 195.0 | 3.73 | 2.29 |
| 0.9 | 225.0 | 0.242 | 0.25 |
| 0.9 | 255.0 | 0.803 | 0.258 |
| 0.9 | 285.0 | 1.17 | 0.383 |
| 0.9 | 315.0 | 1.6 | 0.593 |
| 0.9 | 345.0 | 1.36 | 0.38 |
Experiment comment: