Measurement E9M261
| 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: | 1.0 — 1.3 GeV2 | |
| W: | 1.24 GeV | |
| ε: | 0.763 | |
| 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 | 3.07 | 0.54 |
| -0.9 | 45.0 | 3.69 | 0.634 |
| -0.9 | 75.0 | 4.11 | 0.691 |
| -0.9 | 105.0 | 4.31 | 0.731 |
| -0.9 | 135.0 | 4.19 | 0.914 |
| -0.9 | 165.0 | 1.95 | 0.47 |
| -0.9 | 195.0 | 1.74 | 0.438 |
| -0.9 | 225.0 | 2.66 | 0.56 |
| -0.9 | 255.0 | 5.0 | 0.908 |
| -0.9 | 285.0 | 5.08 | 0.891 |
| -0.9 | 315.0 | 3.55 | 0.669 |
| -0.9 | 345.0 | 3.5 | 0.594 |
| -0.7 | 15.0 | 3.31 | 0.523 |
| -0.7 | 45.0 | 2.96 | 0.473 |
| -0.7 | 75.0 | 6.12 | 0.856 |
| -0.7 | 105.0 | 6.05 | 0.874 |
| -0.7 | 135.0 | 3.29 | 0.546 |
| -0.7 | 165.0 | 2.18 | 0.391 |
| -0.7 | 195.0 | 3.11 | 0.533 |
| -0.7 | 225.0 | 5.44 | 0.827 |
| -0.7 | 255.0 | 5.3 | 0.73 |
| -0.7 | 285.0 | 4.95 | 0.715 |
| -0.7 | 315.0 | 4.48 | 0.652 |
| -0.7 | 345.0 | 3.02 | 0.438 |
| -0.5 | 15.0 | 4.32 | 0.607 |
| -0.5 | 45.0 | 6.6 | 0.868 |
| -0.5 | 75.0 | 8.59 | 1.06 |
| -0.5 | 105.0 | 6.16 | 0.861 |
| -0.5 | 135.0 | 5.24 | 0.842 |
| -0.5 | 165.0 | 1.94 | 0.319 |
| -0.5 | 195.0 | 3.29 | 0.515 |
| -0.5 | 225.0 | 4.27 | 0.66 |
| -0.5 | 255.0 | 6.94 | 0.984 |
| -0.5 | 285.0 | 10.8 | 1.33 |
| -0.5 | 315.0 | 4.95 | 0.664 |
| -0.5 | 345.0 | 3.62 | 0.518 |
| -0.3 | 15.0 | 3.69 | 0.49 |
| -0.3 | 45.0 | 6.19 | 0.768 |
| -0.3 | 75.0 | 8.3 | 1.06 |
| -0.3 | 105.0 | 7.79 | 0.962 |
| -0.3 | 135.0 | 4.23 | 0.632 |
| -0.3 | 165.0 | 4.02 | 0.635 |
| -0.3 | 195.0 | 4.13 | 0.596 |
| -0.3 | 225.0 | 6.33 | 0.931 |
| -0.3 | 255.0 | 8.79 | 1.16 |
| -0.3 | 285.0 | 7.37 | 0.907 |
| -0.3 | 315.0 | 7.2 | 0.856 |
| -0.3 | 345.0 | 4.34 | 0.612 |
| -0.1 | 15.0 | 4.0 | 0.539 |
| -0.1 | 45.0 | 6.41 | 0.805 |
| -0.1 | 75.0 | 7.73 | 1.01 |
| -0.1 | 105.0 | 9.66 | 1.23 |
| -0.1 | 135.0 | 6.18 | 0.892 |
| -0.1 | 165.0 | 3.83 | 0.54 |
| -0.1 | 195.0 | 3.64 | 0.539 |
| -0.1 | 225.0 | 5.19 | 0.744 |
| -0.1 | 255.0 | 9.37 | 1.18 |
| -0.1 | 285.0 | 7.64 | 0.916 |
| -0.1 | 315.0 | 7.05 | 0.822 |
| -0.1 | 345.0 | 4.32 | 0.577 |
| 0.1 | 15.0 | 3.85 | 0.504 |
| 0.1 | 45.0 | 5.49 | 0.727 |
| 0.1 | 75.0 | 8.95 | 1.11 |
| 0.1 | 105.0 | 9.5 | 1.3 |
| 0.1 | 135.0 | 6.07 | 0.93 |
| 0.1 | 165.0 | 5.27 | 0.699 |
| 0.1 | 195.0 | 4.45 | 0.61 |
| 0.1 | 225.0 | 5.56 | 0.86 |
| 0.1 | 255.0 | 11.3 | 1.5 |
| 0.1 | 285.0 | 7.59 | 1.03 |
| 0.1 | 315.0 | 7.27 | 0.838 |
| 0.1 | 345.0 | 3.61 | 0.523 |
| 0.3 | 15.0 | 3.44 | 0.494 |
| 0.3 | 45.0 | 4.6 | 0.589 |
| 0.3 | 75.0 | 8.43 | 1.08 |
| 0.3 | 105.0 | 6.55 | 0.974 |
| 0.3 | 135.0 | 6.94 | 0.994 |
| 0.3 | 165.0 | 4.12 | 0.595 |
| 0.3 | 195.0 | 6.42 | 0.852 |
| 0.3 | 225.0 | 7.72 | 1.11 |
| 0.3 | 255.0 | 8.76 | 1.17 |
| 0.3 | 285.0 | 10.6 | 1.24 |
| 0.3 | 315.0 | 4.82 | 0.628 |
| 0.3 | 345.0 | 4.05 | 0.509 |
| 0.5 | 15.0 | 3.66 | 0.527 |
| 0.5 | 45.0 | 4.97 | 0.681 |
| 0.5 | 75.0 | 10.2 | 1.3 |
| 0.5 | 105.0 | 8.1 | 1.12 |
| 0.5 | 135.0 | 8.12 | 1.17 |
| 0.5 | 165.0 | 5.96 | 0.858 |
| 0.5 | 195.0 | 5.69 | 0.768 |
| 0.5 | 225.0 | 6.71 | 1.07 |
| 0.5 | 255.0 | 7.91 | 1.1 |
| 0.5 | 285.0 | 6.6 | 0.896 |
| 0.5 | 315.0 | 3.77 | 0.513 |
| 0.5 | 345.0 | 3.0 | 0.442 |
| 0.7 | 15.0 | 4.28 | 0.702 |
| 0.7 | 45.0 | 3.63 | 0.585 |
| 0.7 | 75.0 | 5.12 | 0.792 |
| 0.7 | 105.0 | 8.16 | 1.25 |
| 0.7 | 135.0 | 6.3 | 0.948 |
| 0.7 | 165.0 | 4.98 | 0.701 |
| 0.7 | 195.0 | 5.01 | 0.748 |
| 0.7 | 225.0 | 6.76 | 1.03 |
| 0.7 | 255.0 | 6.29 | 0.948 |
| 0.7 | 285.0 | 5.99 | 0.84 |
| 0.7 | 315.0 | 2.2 | 0.357 |
| 0.7 | 345.0 | 3.52 | 0.607 |
| 0.9 | 15.0 | 2.46 | 0.451 |
| 0.9 | 45.0 | 3.24 | 0.601 |
| 0.9 | 75.0 | 4.02 | 0.776 |
| 0.9 | 105.0 | 3.93 | 0.698 |
| 0.9 | 135.0 | 6.21 | 1.07 |
| 0.9 | 165.0 | 4.85 | 0.818 |
| 0.9 | 195.0 | 6.34 | 1.05 |
| 0.9 | 225.0 | 5.15 | 0.842 |
| 0.9 | 255.0 | 5.29 | 0.899 |
| 0.9 | 285.0 | 4.84 | 0.861 |
| 0.9 | 315.0 | 2.44 | 0.473 |
| 0.9 | 345.0 | 2.7 | 0.517 |
Experiment comment: