Measurement E9M38
| 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: | 1.24 GeV | |
| ε: | 0.679 | |
| 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 | 3.84 | 0.988 |
| -0.9 | 45.0 | 2.41 | 0.655 |
| -0.9 | 75.0 | 2.42 | 0.603 |
| -0.9 | 105.0 | 1.73 | 0.556 |
| -0.9 | 135.0 | 1.59 | 0.479 |
| -0.9 | 165.0 | 1.85 | 0.587 |
| -0.9 | 195.0 | 0.777 | 0.252 |
| -0.9 | 225.0 | 3.32 | 1.02 |
| -0.9 | 255.0 | 3.46 | 0.916 |
| -0.9 | 285.0 | 3.84 | 0.989 |
| -0.9 | 315.0 | 1.32 | 0.35 |
| -0.9 | 345.0 | 3.02 | 0.807 |
| -0.7 | 15.0 | 2.68 | 0.568 |
| -0.7 | 45.0 | 2.6 | 0.592 |
| -0.7 | 75.0 | 3.42 | 0.698 |
| -0.7 | 105.0 | 4.16 | 0.824 |
| -0.7 | 135.0 | 2.98 | 0.807 |
| -0.7 | 165.0 | 2.26 | 0.569 |
| -0.7 | 195.0 | 2.05 | 0.517 |
| -0.7 | 225.0 | 1.92 | 0.465 |
| -0.7 | 255.0 | 3.7 | 0.823 |
| -0.7 | 285.0 | 2.19 | 0.498 |
| -0.7 | 315.0 | 2.68 | 0.573 |
| -0.7 | 345.0 | 2.56 | 0.58 |
| -0.5 | 15.0 | 2.81 | 0.539 |
| -0.5 | 45.0 | 4.56 | 0.965 |
| -0.5 | 75.0 | 4.25 | 0.926 |
| -0.5 | 105.0 | 6.07 | 1.19 |
| -0.5 | 135.0 | 4.18 | 0.907 |
| -0.5 | 165.0 | 2.47 | 0.619 |
| -0.5 | 195.0 | 2.81 | 0.579 |
| -0.5 | 225.0 | 2.84 | 0.615 |
| -0.5 | 255.0 | 5.2 | 1.01 |
| -0.5 | 285.0 | 2.98 | 0.648 |
| -0.5 | 315.0 | 3.72 | 0.698 |
| -0.5 | 345.0 | 3.68 | 0.752 |
| -0.3 | 15.0 | 2.51 | 0.503 |
| -0.3 | 45.0 | 3.78 | 0.71 |
| -0.3 | 75.0 | 3.31 | 0.584 |
| -0.3 | 105.0 | 5.86 | 1.17 |
| -0.3 | 135.0 | 6.46 | 1.37 |
| -0.3 | 165.0 | 4.61 | 0.971 |
| -0.3 | 195.0 | 1.65 | 0.395 |
| -0.3 | 225.0 | 6.39 | 1.32 |
| -0.3 | 255.0 | 5.09 | 1.03 |
| -0.3 | 285.0 | 5.67 | 1.03 |
| -0.3 | 315.0 | 2.34 | 0.497 |
| -0.3 | 345.0 | 4.54 | 0.9 |
| -0.1 | 15.0 | 2.51 | 0.506 |
| -0.1 | 45.0 | 6.5 | 1.22 |
| -0.1 | 75.0 | 4.76 | 0.978 |
| -0.1 | 105.0 | 3.81 | 0.779 |
| -0.1 | 135.0 | 5.07 | 1.07 |
| -0.1 | 165.0 | 2.98 | 0.667 |
| -0.1 | 195.0 | 2.97 | 0.681 |
| -0.1 | 225.0 | 2.54 | 0.641 |
| -0.1 | 255.0 | 5.98 | 1.22 |
| -0.1 | 285.0 | 3.44 | 0.692 |
| -0.1 | 315.0 | 4.03 | 0.784 |
| -0.1 | 345.0 | 4.15 | 0.797 |
| 0.1 | 15.0 | 3.09 | 0.639 |
| 0.1 | 45.0 | 3.72 | 0.727 |
| 0.1 | 75.0 | 6.98 | 1.22 |
| 0.1 | 105.0 | 6.5 | 1.28 |
| 0.1 | 135.0 | 3.45 | 0.827 |
| 0.1 | 165.0 | 4.25 | 0.828 |
| 0.1 | 195.0 | 3.21 | 0.719 |
| 0.1 | 225.0 | 5.27 | 1.15 |
| 0.1 | 255.0 | 5.19 | 0.983 |
| 0.1 | 285.0 | 5.79 | 1.01 |
| 0.1 | 315.0 | 3.45 | 0.698 |
| 0.1 | 345.0 | 4.33 | 0.872 |
| 0.3 | 15.0 | 2.54 | 0.604 |
| 0.3 | 45.0 | 5.47 | 0.979 |
| 0.3 | 75.0 | 2.8 | 0.606 |
| 0.3 | 105.0 | 5.6 | 1.13 |
| 0.3 | 135.0 | 6.05 | 1.42 |
| 0.3 | 165.0 | 5.29 | 1.04 |
| 0.3 | 195.0 | 4.03 | 0.807 |
| 0.3 | 225.0 | 5.0 | 1.07 |
| 0.3 | 255.0 | 5.52 | 1.08 |
| 0.3 | 285.0 | 4.6 | 0.832 |
| 0.3 | 315.0 | 5.35 | 0.981 |
| 0.3 | 345.0 | 2.68 | 0.552 |
| 0.5 | 15.0 | 2.03 | 0.445 |
| 0.5 | 45.0 | 5.06 | 1.17 |
| 0.5 | 75.0 | 4.67 | 0.854 |
| 0.5 | 105.0 | 6.5 | 1.43 |
| 0.5 | 135.0 | 4.93 | 1.09 |
| 0.5 | 165.0 | 3.1 | 0.653 |
| 0.5 | 195.0 | 3.89 | 0.763 |
| 0.5 | 225.0 | 2.98 | 0.683 |
| 0.5 | 255.0 | 4.58 | 0.924 |
| 0.5 | 285.0 | 4.59 | 0.936 |
| 0.5 | 315.0 | 4.14 | 0.831 |
| 0.5 | 345.0 | 2.52 | 0.575 |
| 0.7 | 15.0 | 1.41 | 0.359 |
| 0.7 | 45.0 | 4.46 | 1.07 |
| 0.7 | 75.0 | 6.53 | 1.45 |
| 0.7 | 105.0 | 3.61 | 0.807 |
| 0.7 | 135.0 | 2.95 | 0.668 |
| 0.7 | 165.0 | 3.62 | 0.722 |
| 0.7 | 195.0 | 3.64 | 0.741 |
| 0.7 | 225.0 | 1.72 | 0.47 |
| 0.7 | 255.0 | 4.26 | 1.04 |
| 0.7 | 285.0 | 6.07 | 1.42 |
| 0.7 | 315.0 | 2.5 | 0.609 |
| 0.7 | 345.0 | 3.26 | 0.747 |
| 0.9 | 15.0 | 1.72 | 0.529 |
| 0.9 | 45.0 | 3.37 | 0.919 |
| 0.9 | 75.0 | 2.74 | 0.666 |
| 0.9 | 105.0 | 3.03 | 0.8 |
| 0.9 | 135.0 | 2.4 | 0.602 |
| 0.9 | 165.0 | 4.28 | 1.03 |
| 0.9 | 195.0 | 3.76 | 0.96 |
| 0.9 | 225.0 | 4.62 | 1.24 |
| 0.9 | 255.0 | 1.64 | 0.481 |
| 0.9 | 285.0 | 1.9 | 0.603 |
| 0.9 | 315.0 | 2.64 | 0.75 |
| 0.9 | 345.0 | 1.89 | 0.546 |
Experiment comment: