Measurement E9M98
| 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: | 1.48 GeV | |
| ε: | 0.566 | |
| 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 | 0.42 | 0.187 |
| -0.9 | 45.0 | 0.24 | 0.128 |
| -0.9 | 75.0 | 2.89 | 1.16 |
| -0.9 | 105.0 | 0.336 | 0.203 |
| -0.9 | 135.0 | 1.02 | 0.502 |
| -0.9 | 165.0 | 3.45 | 1.47 |
| -0.9 | 195.0 | 1.51 | 0.521 |
| -0.9 | 225.0 | 0.718 | 0.39 |
| -0.9 | 255.0 | 0.401 | 0.248 |
| -0.9 | 285.0 | 1.62 | 0.763 |
| -0.9 | 315.0 | 0.676 | 0.336 |
| -0.9 | 345.0 | 0.126 | 0.0924 |
| -0.7 | 15.0 | 1.07 | 0.288 |
| -0.7 | 45.0 | 0.826 | 0.3 |
| -0.7 | 75.0 | 0.719 | 0.31 |
| -0.7 | 105.0 | 1.43 | 0.468 |
| -0.7 | 135.0 | 5.13 | 1.58 |
| -0.7 | 165.0 | 3.57 | 4.38 |
| -0.7 | 225.0 | 2.49 | 0.976 |
| -0.7 | 255.0 | 0.974 | 0.366 |
| -0.7 | 285.0 | 1.9 | 0.664 |
| -0.7 | 315.0 | 0.948 | 0.301 |
| -0.7 | 345.0 | 1.11 | 0.31 |
| -0.5 | 15.0 | 1.07 | 0.252 |
| -0.5 | 45.0 | 3.51 | 0.842 |
| -0.5 | 75.0 | 2.03 | 0.454 |
| -0.5 | 105.0 | 2.05 | 0.519 |
| -0.5 | 135.0 | 3.45 | 0.749 |
| -0.5 | 165.0 | 0.628 | 0.66 |
| -0.5 | 195.0 | 1.33 | 1.44 |
| -0.5 | 225.0 | 2.43 | 0.598 |
| -0.5 | 255.0 | 3.52 | 0.77 |
| -0.5 | 285.0 | 2.73 | 0.608 |
| -0.5 | 315.0 | 1.13 | 0.359 |
| -0.5 | 345.0 | 1.67 | 0.371 |
| -0.3 | 15.0 | 1.61 | 0.368 |
| -0.3 | 45.0 | 2.07 | 0.533 |
| -0.3 | 75.0 | 4.22 | 0.727 |
| -0.3 | 105.0 | 2.67 | 0.437 |
| -0.3 | 135.0 | 3.38 | 0.781 |
| -0.3 | 225.0 | 3.47 | 0.721 |
| -0.3 | 255.0 | 3.22 | 0.517 |
| -0.3 | 285.0 | 2.95 | 0.576 |
| -0.3 | 315.0 | 2.19 | 0.494 |
| -0.3 | 345.0 | 1.63 | 0.412 |
| -0.1 | 15.0 | 2.02 | 0.526 |
| -0.1 | 45.0 | 2.86 | 0.574 |
| -0.1 | 75.0 | 3.08 | 0.605 |
| -0.1 | 105.0 | 3.08 | 0.48 |
| -0.1 | 135.0 | 3.84 | 0.912 |
| -0.1 | 165.0 | 7.92 | 4.81 |
| -0.1 | 195.0 | 1.1 | 1.16 |
| -0.1 | 225.0 | 2.5 | 0.75 |
| -0.1 | 255.0 | 3.15 | 0.49 |
| -0.1 | 285.0 | 3.83 | 0.718 |
| -0.1 | 315.0 | 4.01 | 0.855 |
| -0.1 | 345.0 | 1.25 | 0.403 |
| 0.1 | 15.0 | 2.17 | 0.541 |
| 0.1 | 45.0 | 3.53 | 0.66 |
| 0.1 | 75.0 | 3.42 | 0.621 |
| 0.1 | 105.0 | 4.17 | 0.676 |
| 0.1 | 135.0 | 5.97 | 1.75 |
| 0.1 | 165.0 | 2.84 | 0.949 |
| 0.1 | 195.0 | 5.88 | 2.44 |
| 0.1 | 225.0 | 2.67 | 0.778 |
| 0.1 | 255.0 | 5.27 | 0.801 |
| 0.1 | 285.0 | 3.93 | 0.65 |
| 0.1 | 315.0 | 2.18 | 0.497 |
| 0.1 | 345.0 | 3.84 | 0.918 |
| 0.3 | 15.0 | 1.84 | 0.428 |
| 0.3 | 45.0 | 2.89 | 0.552 |
| 0.3 | 75.0 | 2.75 | 0.458 |
| 0.3 | 105.0 | 3.48 | 0.641 |
| 0.3 | 135.0 | 3.2 | 0.82 |
| 0.3 | 165.0 | 6.14 | 1.87 |
| 0.3 | 195.0 | 2.0 | 0.679 |
| 0.3 | 225.0 | 4.29 | 1.21 |
| 0.3 | 255.0 | 2.31 | 0.417 |
| 0.3 | 285.0 | 3.24 | 0.564 |
| 0.3 | 315.0 | 3.35 | 0.666 |
| 0.3 | 345.0 | 2.83 | 0.714 |
| 0.5 | 15.0 | 1.69 | 0.43 |
| 0.5 | 45.0 | 2.89 | 0.66 |
| 0.5 | 75.0 | 2.86 | 0.495 |
| 0.5 | 105.0 | 3.03 | 0.603 |
| 0.5 | 135.0 | 4.9 | 1.09 |
| 0.5 | 165.0 | 1.2 | 0.494 |
| 0.5 | 195.0 | 3.21 | 0.955 |
| 0.5 | 225.0 | 4.3 | 1.15 |
| 0.5 | 255.0 | 2.57 | 0.49 |
| 0.5 | 285.0 | 1.63 | 0.312 |
| 0.5 | 315.0 | 1.78 | 0.417 |
| 0.5 | 345.0 | 1.74 | 0.432 |
| 0.7 | 15.0 | 2.38 | 0.565 |
| 0.7 | 45.0 | 2.33 | 0.548 |
| 0.7 | 75.0 | 1.89 | 0.398 |
| 0.7 | 105.0 | 1.93 | 0.429 |
| 0.7 | 135.0 | 1.52 | 0.548 |
| 0.7 | 165.0 | 1.23 | 0.588 |
| 0.7 | 195.0 | 2.79 | 1.13 |
| 0.7 | 225.0 | 1.34 | 0.481 |
| 0.7 | 255.0 | 1.26 | 0.34 |
| 0.7 | 285.0 | 2.82 | 0.523 |
| 0.7 | 315.0 | 1.74 | 0.407 |
| 0.7 | 345.0 | 1.42 | 0.386 |
| 0.9 | 15.0 | 1.33 | 0.407 |
| 0.9 | 45.0 | 1.93 | 0.591 |
| 0.9 | 75.0 | 1.34 | 0.328 |
| 0.9 | 105.0 | 1.01 | 0.334 |
| 0.9 | 135.0 | 0.393 | 0.238 |
| 0.9 | 165.0 | 0.335 | 0.351 |
| 0.9 | 225.0 | 0.246 | 0.252 |
| 0.9 | 255.0 | 1.18 | 0.32 |
| 0.9 | 285.0 | 2.34 | 0.571 |
| 0.9 | 315.0 | 2.99 | 0.906 |
| 0.9 | 345.0 | 1.59 | 0.47 |
Experiment comment: