Measurement E9M194
| 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: | 0.7 — 0.8 GeV2 | |
| W: | 1.1 GeV | |
| ε: | 0.89 | |
| 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 | 75.0 | 0.051 | 0.056 |
| -0.9 | 135.0 | 3.38 | 3.93 |
| -0.9 | 195.0 | 1.52 | 1.11 |
| -0.9 | 225.0 | 0.771 | 0.643 |
| -0.9 | 285.0 | 0.264 | 0.242 |
| -0.9 | 315.0 | 1.98 | 1.87 |
| -0.7 | 15.0 | 0.346 | 0.308 |
| -0.7 | 45.0 | 0.628 | 0.544 |
| -0.7 | 75.0 | 0.0691 | 0.0579 |
| -0.7 | 135.0 | 0.715 | 0.881 |
| -0.7 | 165.0 | 8.58 | 9.96 |
| -0.7 | 195.0 | 0.706 | 0.617 |
| -0.7 | 225.0 | 0.316 | 0.214 |
| -0.7 | 255.0 | 0.456 | 0.384 |
| -0.7 | 315.0 | 0.437 | 0.546 |
| -0.5 | 15.0 | 0.102 | 0.128 |
| -0.5 | 75.0 | 0.26 | 0.225 |
| -0.5 | 105.0 | 0.922 | 0.778 |
| -0.5 | 135.0 | 0.3 | 0.201 |
| -0.5 | 165.0 | 3.33 | 3.07 |
| -0.5 | 195.0 | 0.532 | 0.419 |
| -0.5 | 225.0 | 1.43 | 0.965 |
| -0.5 | 255.0 | 0.469 | 0.403 |
| -0.5 | 285.0 | 2.0 | 1.75 |
| -0.5 | 315.0 | 0.952 | 1.28 |
| -0.5 | 345.0 | 0.0801 | 0.0998 |
| -0.3 | 45.0 | 0.114 | 0.153 |
| -0.3 | 75.0 | 2.42 | 2.58 |
| -0.3 | 105.0 | 1.22 | 0.769 |
| -0.3 | 135.0 | 3.25 | 1.71 |
| -0.3 | 165.0 | 5.42 | 3.51 |
| -0.3 | 195.0 | 0.386 | 0.252 |
| -0.3 | 225.0 | 0.912 | 0.758 |
| -0.3 | 255.0 | 0.706 | 0.653 |
| -0.3 | 315.0 | 2.1 | 2.64 |
| -0.3 | 345.0 | 1.72 | 1.29 |
| -0.1 | 15.0 | 0.158 | 0.137 |
| -0.1 | 45.0 | 0.23 | 0.15 |
| -0.1 | 105.0 | 0.547 | 0.43 |
| -0.1 | 135.0 | 0.738 | 0.508 |
| -0.1 | 165.0 | 2.0 | 1.05 |
| -0.1 | 195.0 | 1.17 | 0.697 |
| -0.1 | 225.0 | 1.08 | 0.634 |
| -0.1 | 255.0 | 0.675 | 0.402 |
| -0.1 | 315.0 | 0.222 | 0.171 |
| -0.1 | 345.0 | 0.472 | 0.475 |
| 0.1 | 45.0 | 0.356 | 0.309 |
| 0.1 | 75.0 | 0.244 | 0.207 |
| 0.1 | 105.0 | 5.67 | 3.42 |
| 0.1 | 135.0 | 1.28 | 0.607 |
| 0.1 | 165.0 | 2.36 | 1.39 |
| 0.1 | 195.0 | 1.03 | 0.434 |
| 0.1 | 225.0 | 0.796 | 0.517 |
| 0.1 | 255.0 | 0.666 | 0.385 |
| 0.1 | 315.0 | 0.574 | 0.341 |
| 0.1 | 345.0 | 1.25 | 0.925 |
| 0.3 | 15.0 | 0.167 | 0.129 |
| 0.3 | 45.0 | 0.155 | 0.102 |
| 0.3 | 75.0 | 1.07 | 0.649 |
| 0.3 | 105.0 | 0.393 | 0.204 |
| 0.3 | 135.0 | 1.32 | 0.599 |
| 0.3 | 165.0 | 1.42 | 0.924 |
| 0.3 | 195.0 | 2.52 | 1.33 |
| 0.3 | 225.0 | 2.85 | 1.77 |
| 0.3 | 255.0 | 0.535 | 0.28 |
| 0.3 | 285.0 | 0.376 | 0.257 |
| 0.3 | 315.0 | 0.333 | 0.239 |
| 0.3 | 345.0 | 2.27 | 1.96 |
| 0.5 | 15.0 | 1.16 | 0.823 |
| 0.5 | 45.0 | 1.68 | 1.06 |
| 0.5 | 75.0 | 2.52 | 1.87 |
| 0.5 | 105.0 | 0.955 | 0.643 |
| 0.5 | 135.0 | 1.53 | 1.01 |
| 0.5 | 165.0 | 0.86 | 0.685 |
| 0.5 | 195.0 | 2.6 | 1.13 |
| 0.5 | 225.0 | 1.2 | 0.694 |
| 0.5 | 255.0 | 0.869 | 0.517 |
| 0.5 | 285.0 | 3.67 | 2.5 |
| 0.5 | 315.0 | 1.18 | 0.801 |
| 0.5 | 345.0 | 0.33 | 0.193 |
| 0.7 | 15.0 | 0.549 | 0.324 |
| 0.7 | 45.0 | 0.521 | 0.369 |
| 0.7 | 75.0 | 12.8 | 13.7 |
| 0.7 | 105.0 | 1.66 | 0.786 |
| 0.7 | 135.0 | 4.03 | 2.66 |
| 0.7 | 165.0 | 2.27 | 1.02 |
| 0.7 | 195.0 | 0.654 | 0.5 |
| 0.7 | 225.0 | 1.48 | 0.635 |
| 0.7 | 255.0 | 1.27 | 1.07 |
| 0.7 | 315.0 | 2.73 | 1.84 |
| 0.7 | 345.0 | 0.698 | 0.573 |
| 0.9 | 15.0 | 0.822 | 0.572 |
| 0.9 | 45.0 | 1.98 | 1.63 |
| 0.9 | 75.0 | 0.675 | 0.376 |
| 0.9 | 105.0 | 1.0 | 0.568 |
| 0.9 | 135.0 | 2.53 | 2.34 |
| 0.9 | 165.0 | 3.81 | 2.04 |
| 0.9 | 195.0 | 0.492 | 0.311 |
| 0.9 | 225.0 | 0.543 | 0.348 |
| 0.9 | 255.0 | 1.13 | 0.73 |
| 0.9 | 285.0 | 2.19 | 1.24 |
| 0.9 | 315.0 | 1.17 | 0.82 |
| 0.9 | 345.0 | 0.444 | 0.285 |
Experiment comment: