Measurement E9M95
| 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: | 1.42 GeV | |
| ε: | 0.631 | |
| 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 | 0.339 | 0.23 |
| -0.9 | 45.0 | 0.106 | 0.065 |
| -0.9 | 75.0 | 0.712 | 0.335 |
| -0.9 | 105.0 | 1.1 | 0.426 |
| -0.9 | 135.0 | 0.824 | 0.354 |
| -0.9 | 165.0 | 0.414 | 0.191 |
| -0.9 | 195.0 | 1.11 | 0.404 |
| -0.9 | 225.0 | 0.285 | 0.173 |
| -0.9 | 255.0 | 0.485 | 0.268 |
| -0.9 | 285.0 | 0.181 | 0.11 |
| -0.9 | 315.0 | 0.305 | 0.191 |
| -0.9 | 345.0 | 0.1 | 0.0635 |
| -0.7 | 15.0 | 1.69 | 0.574 |
| -0.7 | 45.0 | 1.46 | 0.403 |
| -0.7 | 75.0 | 1.39 | 0.444 |
| -0.7 | 105.0 | 2.1 | 0.793 |
| -0.7 | 135.0 | 1.35 | 0.626 |
| -0.7 | 165.0 | 3.37 | 2.19 |
| -0.7 | 195.0 | 0.867 | 0.482 |
| -0.7 | 225.0 | 1.49 | 0.771 |
| -0.7 | 255.0 | 2.44 | 0.685 |
| -0.7 | 285.0 | 1.96 | 0.54 |
| -0.7 | 315.0 | 0.766 | 0.253 |
| -0.7 | 345.0 | 0.758 | 0.235 |
| -0.5 | 15.0 | 0.91 | 0.244 |
| -0.5 | 45.0 | 1.7 | 0.472 |
| -0.5 | 75.0 | 1.92 | 0.536 |
| -0.5 | 105.0 | 2.22 | 0.568 |
| -0.5 | 135.0 | 2.58 | 0.707 |
| -0.5 | 165.0 | 4.82 | 3.42 |
| -0.5 | 195.0 | 13.8 | 15.9 |
| -0.5 | 225.0 | 2.17 | 0.607 |
| -0.5 | 255.0 | 1.54 | 0.442 |
| -0.5 | 285.0 | 1.43 | 0.409 |
| -0.5 | 315.0 | 2.74 | 0.627 |
| -0.5 | 345.0 | 0.983 | 0.262 |
| -0.3 | 15.0 | 1.4 | 0.33 |
| -0.3 | 45.0 | 3.55 | 0.737 |
| -0.3 | 75.0 | 3.18 | 0.696 |
| -0.3 | 105.0 | 2.88 | 0.54 |
| -0.3 | 135.0 | 2.22 | 0.476 |
| -0.3 | 165.0 | 3.03 | 2.16 |
| -0.3 | 195.0 | 4.36 | 2.5 |
| -0.3 | 225.0 | 3.08 | 0.617 |
| -0.3 | 255.0 | 2.89 | 0.574 |
| -0.3 | 285.0 | 2.34 | 0.546 |
| -0.3 | 315.0 | 4.28 | 0.927 |
| -0.3 | 345.0 | 1.96 | 0.43 |
| -0.1 | 15.0 | 1.12 | 0.304 |
| -0.1 | 45.0 | 2.13 | 0.501 |
| -0.1 | 75.0 | 3.43 | 0.719 |
| -0.1 | 105.0 | 3.52 | 0.543 |
| -0.1 | 135.0 | 3.96 | 0.746 |
| -0.1 | 195.0 | 2.23 | 1.83 |
| -0.1 | 225.0 | 4.04 | 0.813 |
| -0.1 | 255.0 | 3.78 | 0.64 |
| -0.1 | 285.0 | 2.68 | 0.549 |
| -0.1 | 315.0 | 2.02 | 0.436 |
| -0.1 | 345.0 | 0.848 | 0.251 |
| 0.1 | 15.0 | 2.33 | 0.473 |
| 0.1 | 45.0 | 1.77 | 0.416 |
| 0.1 | 75.0 | 4.63 | 0.878 |
| 0.1 | 105.0 | 3.06 | 0.515 |
| 0.1 | 135.0 | 1.95 | 0.515 |
| 0.1 | 225.0 | 2.81 | 0.67 |
| 0.1 | 255.0 | 5.0 | 0.793 |
| 0.1 | 285.0 | 2.97 | 0.605 |
| 0.1 | 315.0 | 1.38 | 0.357 |
| 0.1 | 345.0 | 1.95 | 0.447 |
| 0.3 | 15.0 | 1.69 | 0.392 |
| 0.3 | 45.0 | 1.72 | 0.415 |
| 0.3 | 75.0 | 2.73 | 0.536 |
| 0.3 | 105.0 | 2.1 | 0.404 |
| 0.3 | 135.0 | 1.77 | 0.579 |
| 0.3 | 165.0 | 16.9 | 19.6 |
| 0.3 | 195.0 | 0.614 | 0.648 |
| 0.3 | 225.0 | 3.69 | 1.06 |
| 0.3 | 255.0 | 2.16 | 0.403 |
| 0.3 | 285.0 | 2.17 | 0.452 |
| 0.3 | 315.0 | 2.61 | 0.542 |
| 0.3 | 345.0 | 1.09 | 0.258 |
| 0.5 | 15.0 | 1.65 | 0.413 |
| 0.5 | 45.0 | 2.95 | 0.66 |
| 0.5 | 75.0 | 2.6 | 0.511 |
| 0.5 | 105.0 | 1.7 | 0.371 |
| 0.5 | 135.0 | 3.52 | 1.29 |
| 0.5 | 165.0 | 2.03 | 1.14 |
| 0.5 | 195.0 | 1.79 | 0.927 |
| 0.5 | 225.0 | 4.01 | 1.4 |
| 0.5 | 255.0 | 1.96 | 0.422 |
| 0.5 | 285.0 | 1.85 | 0.384 |
| 0.5 | 315.0 | 1.09 | 0.271 |
| 0.5 | 345.0 | 2.34 | 0.525 |
| 0.7 | 15.0 | 1.48 | 0.397 |
| 0.7 | 45.0 | 1.07 | 0.287 |
| 0.7 | 75.0 | 1.23 | 0.312 |
| 0.7 | 105.0 | 1.52 | 0.378 |
| 0.7 | 135.0 | 5.32 | 2.11 |
| 0.7 | 165.0 | 3.78 | 3.79 |
| 0.7 | 195.0 | 1.71 | 2.1 |
| 0.7 | 225.0 | 1.87 | 0.874 |
| 0.7 | 255.0 | 1.17 | 0.274 |
| 0.7 | 285.0 | 1.26 | 0.355 |
| 0.7 | 315.0 | 0.858 | 0.234 |
| 0.7 | 345.0 | 1.88 | 0.442 |
| 0.9 | 15.0 | 0.868 | 0.307 |
| 0.9 | 45.0 | 0.918 | 0.316 |
| 0.9 | 75.0 | 0.97 | 0.322 |
| 0.9 | 105.0 | 0.474 | 0.198 |
| 0.9 | 135.0 | 0.466 | 0.292 |
| 0.9 | 225.0 | 1.17 | 0.567 |
| 0.9 | 255.0 | 1.04 | 0.301 |
| 0.9 | 285.0 | 1.92 | 0.609 |
| 0.9 | 315.0 | 0.852 | 0.284 |
| 0.9 | 345.0 | 1.18 | 0.383 |
Experiment comment: