Measurement E9M51
| 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: | 1.3 — 1.6 GeV2 | |
| W: | 1.5 GeV | |
| ε: | 0.512 | |
| 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 | 0.357 | 0.2 |
| -0.9 | 45.0 | 0.302 | 0.178 |
| -0.9 | 75.0 | 0.312 | 0.19 |
| -0.9 | 105.0 | 0.498 | 0.372 |
| -0.9 | 135.0 | 0.689 | 0.494 |
| -0.9 | 165.0 | 3.57 | 2.43 |
| -0.9 | 195.0 | 0.345 | 0.205 |
| -0.9 | 225.0 | 0.805 | 0.477 |
| -0.9 | 285.0 | 0.186 | 0.148 |
| -0.9 | 315.0 | 0.657 | 0.373 |
| -0.9 | 345.0 | 0.293 | 0.134 |
| -0.7 | 15.0 | 0.345 | 0.12 |
| -0.7 | 45.0 | 0.531 | 0.219 |
| -0.7 | 75.0 | 0.866 | 0.494 |
| -0.7 | 105.0 | 0.807 | 0.392 |
| -0.7 | 135.0 | 1.17 | 0.692 |
| -0.7 | 165.0 | 0.871 | 0.47 |
| -0.7 | 195.0 | 0.457 | 0.359 |
| -0.7 | 225.0 | 1.57 | 1.37 |
| -0.7 | 255.0 | 2.5 | 1.26 |
| -0.7 | 285.0 | 0.544 | 0.307 |
| -0.7 | 315.0 | 0.956 | 0.389 |
| -0.7 | 345.0 | 0.459 | 0.195 |
| -0.5 | 15.0 | 0.856 | 0.441 |
| -0.5 | 45.0 | 3.11 | 1.29 |
| -0.5 | 75.0 | 1.48 | 0.514 |
| -0.5 | 105.0 | 1.15 | 0.441 |
| -0.5 | 135.0 | 1.04 | 0.531 |
| -0.5 | 195.0 | 0.482 | 0.517 |
| -0.5 | 225.0 | 3.07 | 1.36 |
| -0.5 | 255.0 | 2.38 | 1.1 |
| -0.5 | 285.0 | 0.685 | 0.269 |
| -0.5 | 315.0 | 0.486 | 0.235 |
| -0.5 | 345.0 | 0.683 | 0.42 |
| -0.3 | 15.0 | 0.597 | 0.324 |
| -0.3 | 45.0 | 1.65 | 0.607 |
| -0.3 | 75.0 | 1.63 | 0.492 |
| -0.3 | 105.0 | 1.95 | 0.705 |
| -0.3 | 135.0 | 3.45 | 1.5 |
| -0.3 | 195.0 | 1.48 | 1.81 |
| -0.3 | 225.0 | 2.56 | 1.11 |
| -0.3 | 255.0 | 0.935 | 0.354 |
| -0.3 | 285.0 | 1.32 | 0.437 |
| -0.3 | 315.0 | 1.34 | 0.536 |
| -0.3 | 345.0 | 1.16 | 0.601 |
| -0.1 | 15.0 | 0.679 | 0.428 |
| -0.1 | 45.0 | 1.15 | 0.366 |
| -0.1 | 75.0 | 1.13 | 0.414 |
| -0.1 | 105.0 | 1.03 | 0.285 |
| -0.1 | 135.0 | 2.06 | 0.76 |
| -0.1 | 165.0 | 2.97 | 4.21 |
| -0.1 | 225.0 | 1.46 | 0.435 |
| -0.1 | 255.0 | 2.79 | 0.759 |
| -0.1 | 285.0 | 2.77 | 0.704 |
| -0.1 | 315.0 | 1.29 | 0.37 |
| -0.1 | 345.0 | 1.03 | 0.594 |
| 0.1 | 15.0 | 1.34 | 0.528 |
| 0.1 | 45.0 | 1.46 | 0.45 |
| 0.1 | 75.0 | 1.24 | 0.362 |
| 0.1 | 105.0 | 2.28 | 0.543 |
| 0.1 | 135.0 | 1.66 | 0.515 |
| 0.1 | 225.0 | 3.01 | 0.798 |
| 0.1 | 255.0 | 1.25 | 0.314 |
| 0.1 | 285.0 | 1.89 | 0.569 |
| 0.1 | 315.0 | 0.758 | 0.268 |
| 0.1 | 345.0 | 1.31 | 0.678 |
| 0.3 | 15.0 | 1.59 | 0.661 |
| 0.3 | 45.0 | 0.992 | 0.298 |
| 0.3 | 75.0 | 1.44 | 0.471 |
| 0.3 | 105.0 | 1.1 | 0.277 |
| 0.3 | 135.0 | 1.79 | 0.543 |
| 0.3 | 225.0 | 2.13 | 0.681 |
| 0.3 | 255.0 | 2.57 | 0.578 |
| 0.3 | 285.0 | 2.27 | 0.565 |
| 0.3 | 315.0 | 1.09 | 0.379 |
| 0.3 | 345.0 | 2.36 | 1.13 |
| 0.5 | 15.0 | 1.29 | 0.471 |
| 0.5 | 45.0 | 1.13 | 0.437 |
| 0.5 | 75.0 | 0.696 | 0.233 |
| 0.5 | 105.0 | 1.83 | 0.465 |
| 0.5 | 135.0 | 0.754 | 0.299 |
| 0.5 | 225.0 | 0.591 | 0.229 |
| 0.5 | 255.0 | 1.1 | 0.323 |
| 0.5 | 285.0 | 1.72 | 0.435 |
| 0.5 | 315.0 | 1.15 | 0.409 |
| 0.5 | 345.0 | 0.824 | 0.327 |
| 0.7 | 15.0 | 2.13 | 1.08 |
| 0.7 | 45.0 | 0.932 | 0.484 |
| 0.7 | 75.0 | 1.81 | 0.643 |
| 0.7 | 105.0 | 0.314 | 0.113 |
| 0.7 | 135.0 | 1.05 | 0.364 |
| 0.7 | 225.0 | 0.801 | 0.302 |
| 0.7 | 255.0 | 0.77 | 0.24 |
| 0.7 | 285.0 | 1.92 | 0.733 |
| 0.7 | 315.0 | 0.234 | 0.125 |
| 0.7 | 345.0 | 0.123 | 0.128 |
| 0.9 | 15.0 | 0.111 | 0.0777 |
| 0.9 | 45.0 | 0.661 | 0.345 |
| 0.9 | 75.0 | 0.866 | 0.421 |
| 0.9 | 105.0 | 0.378 | 0.182 |
| 0.9 | 135.0 | 0.343 | 0.177 |
| 0.9 | 195.0 | 0.696 | 0.862 |
| 0.9 | 225.0 | 0.123 | 0.133 |
| 0.9 | 255.0 | 0.931 | 0.529 |
| 0.9 | 285.0 | 0.194 | 0.107 |
| 0.9 | 315.0 | 0.883 | 0.664 |
Experiment comment: