Measurement E9M123
| 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: | 0.6 — 0.7 GeV2 | |
| W: | 1.4 GeV | |
| ε: | 0.578 | |
| 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 | 0.117 | 0.0926 |
| -0.9 | 75.0 | 2.41 | 1.67 |
| -0.9 | 105.0 | 1.59 | 1.0 |
| -0.9 | 135.0 | 1.56 | 1.43 |
| -0.9 | 165.0 | 2.43 | 1.43 |
| -0.9 | 195.0 | 0.53 | 0.352 |
| -0.9 | 225.0 | 2.67 | 1.6 |
| -0.9 | 255.0 | 1.71 | 0.958 |
| -0.9 | 285.0 | 0.376 | 0.285 |
| -0.9 | 315.0 | 1.08 | 0.726 |
| -0.9 | 345.0 | 0.0871 | 0.0917 |
| -0.7 | 15.0 | 0.808 | 0.309 |
| -0.7 | 45.0 | 2.62 | 1.22 |
| -0.7 | 75.0 | 3.54 | 1.29 |
| -0.7 | 105.0 | 2.86 | 1.4 |
| -0.7 | 135.0 | 1.15 | 0.771 |
| -0.7 | 165.0 | 2.5 | 1.24 |
| -0.7 | 195.0 | 1.01 | 0.664 |
| -0.7 | 225.0 | 1.03 | 0.66 |
| -0.7 | 255.0 | 1.49 | 0.684 |
| -0.7 | 285.0 | 3.14 | 1.42 |
| -0.7 | 315.0 | 1.14 | 0.461 |
| -0.7 | 345.0 | 1.42 | 0.501 |
| -0.5 | 15.0 | 1.92 | 0.6 |
| -0.5 | 45.0 | 2.61 | 0.837 |
| -0.5 | 75.0 | 2.41 | 0.785 |
| -0.5 | 105.0 | 2.44 | 0.91 |
| -0.5 | 135.0 | 1.39 | 1.05 |
| -0.5 | 195.0 | 2.06 | 2.31 |
| -0.5 | 225.0 | 1.9 | 1.04 |
| -0.5 | 255.0 | 3.23 | 1.32 |
| -0.5 | 285.0 | 0.89 | 0.465 |
| -0.5 | 315.0 | 1.32 | 0.372 |
| -0.5 | 345.0 | 1.26 | 0.448 |
| -0.3 | 15.0 | 0.754 | 0.327 |
| -0.3 | 45.0 | 3.24 | 0.978 |
| -0.3 | 75.0 | 4.23 | 1.33 |
| -0.3 | 105.0 | 2.56 | 0.706 |
| -0.3 | 135.0 | 2.15 | 0.7 |
| -0.3 | 225.0 | 1.2 | 0.575 |
| -0.3 | 255.0 | 3.27 | 1.03 |
| -0.3 | 285.0 | 1.32 | 0.571 |
| -0.3 | 315.0 | 3.08 | 0.971 |
| -0.3 | 345.0 | 1.63 | 0.579 |
| -0.1 | 15.0 | 1.06 | 0.466 |
| -0.1 | 45.0 | 3.45 | 1.06 |
| -0.1 | 75.0 | 2.99 | 0.995 |
| -0.1 | 105.0 | 3.94 | 1.16 |
| -0.1 | 135.0 | 2.04 | 0.675 |
| -0.1 | 195.0 | 6.32 | 4.88 |
| -0.1 | 225.0 | 1.6 | 0.597 |
| -0.1 | 255.0 | 2.77 | 0.703 |
| -0.1 | 285.0 | 2.15 | 0.652 |
| -0.1 | 315.0 | 4.86 | 1.33 |
| -0.1 | 345.0 | 0.967 | 0.372 |
| 0.1 | 15.0 | 1.22 | 0.501 |
| 0.1 | 45.0 | 2.38 | 0.742 |
| 0.1 | 75.0 | 2.62 | 0.719 |
| 0.1 | 105.0 | 2.66 | 0.725 |
| 0.1 | 135.0 | 1.76 | 0.602 |
| 0.1 | 195.0 | 8.21 | 11.6 |
| 0.1 | 225.0 | 1.74 | 0.571 |
| 0.1 | 255.0 | 2.78 | 0.686 |
| 0.1 | 285.0 | 4.38 | 1.35 |
| 0.1 | 315.0 | 2.97 | 0.853 |
| 0.1 | 345.0 | 1.52 | 0.497 |
| 0.3 | 15.0 | 2.61 | 0.718 |
| 0.3 | 45.0 | 1.63 | 0.489 |
| 0.3 | 75.0 | 3.39 | 1.11 |
| 0.3 | 105.0 | 2.99 | 0.806 |
| 0.3 | 135.0 | 1.25 | 0.552 |
| 0.3 | 225.0 | 3.78 | 1.37 |
| 0.3 | 255.0 | 2.17 | 0.633 |
| 0.3 | 285.0 | 1.31 | 0.451 |
| 0.3 | 315.0 | 2.52 | 0.69 |
| 0.3 | 345.0 | 2.06 | 0.678 |
| 0.5 | 15.0 | 1.55 | 0.443 |
| 0.5 | 45.0 | 2.05 | 0.587 |
| 0.5 | 75.0 | 2.67 | 0.867 |
| 0.5 | 105.0 | 2.65 | 0.778 |
| 0.5 | 135.0 | 0.946 | 0.6 |
| 0.5 | 225.0 | 3.0 | 1.42 |
| 0.5 | 255.0 | 2.12 | 0.687 |
| 0.5 | 285.0 | 1.44 | 0.481 |
| 0.5 | 315.0 | 1.39 | 0.502 |
| 0.5 | 345.0 | 2.58 | 0.699 |
| 0.7 | 15.0 | 1.84 | 0.644 |
| 0.7 | 45.0 | 1.33 | 0.51 |
| 0.7 | 75.0 | 1.33 | 0.495 |
| 0.7 | 105.0 | 1.95 | 0.881 |
| 0.7 | 135.0 | 4.52 | 3.5 |
| 0.7 | 225.0 | 3.89 | 1.75 |
| 0.7 | 255.0 | 1.11 | 0.533 |
| 0.7 | 285.0 | 1.8 | 0.706 |
| 0.7 | 315.0 | 1.11 | 0.481 |
| 0.7 | 345.0 | 1.11 | 0.359 |
| 0.9 | 15.0 | 2.62 | 1.07 |
| 0.9 | 45.0 | 3.6 | 1.65 |
| 0.9 | 75.0 | 1.17 | 0.625 |
| 0.9 | 105.0 | 1.12 | 0.707 |
| 0.9 | 135.0 | 0.986 | 0.58 |
| 0.9 | 225.0 | 0.577 | 0.425 |
| 0.9 | 255.0 | 0.77 | 0.426 |
| 0.9 | 285.0 | 2.37 | 1.33 |
| 0.9 | 315.0 | 1.24 | 0.901 |
| 0.9 | 345.0 | 0.761 | 0.293 |
Experiment comment: