Measurement E9M160
| 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: | 0.8 — 1.0 GeV2 | |
| W: | 1.3 GeV | |
| ε: | 0.532 | |
| 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 | 1.69 | 0.762 |
| -0.9 | 45.0 | 2.63 | 1.39 |
| -0.9 | 75.0 | 1.21 | 0.609 |
| -0.9 | 105.0 | 0.606 | 0.454 |
| -0.9 | 135.0 | 2.61 | 1.26 |
| -0.9 | 165.0 | 0.778 | 0.366 |
| -0.9 | 195.0 | 0.883 | 0.554 |
| -0.9 | 225.0 | 0.887 | 0.582 |
| -0.9 | 255.0 | 5.14 | 2.59 |
| -0.9 | 285.0 | 1.42 | 0.652 |
| -0.9 | 315.0 | 0.735 | 0.45 |
| -0.9 | 345.0 | 1.2 | 0.67 |
| -0.7 | 15.0 | 2.09 | 0.604 |
| -0.7 | 45.0 | 1.76 | 0.744 |
| -0.7 | 75.0 | 1.62 | 0.785 |
| -0.7 | 105.0 | 2.4 | 1.13 |
| -0.7 | 135.0 | 1.28 | 0.975 |
| -0.7 | 165.0 | 1.71 | 0.986 |
| -0.7 | 195.0 | 1.49 | 0.747 |
| -0.7 | 225.0 | 2.72 | 1.56 |
| -0.7 | 255.0 | 2.47 | 1.36 |
| -0.7 | 285.0 | 2.46 | 0.982 |
| -0.7 | 315.0 | 2.18 | 0.92 |
| -0.7 | 345.0 | 1.82 | 0.681 |
| -0.5 | 15.0 | 1.76 | 0.675 |
| -0.5 | 45.0 | 3.21 | 0.996 |
| -0.5 | 75.0 | 1.67 | 0.795 |
| -0.5 | 105.0 | 4.74 | 2.45 |
| -0.5 | 135.0 | 3.88 | 1.63 |
| -0.5 | 165.0 | 3.0 | 1.53 |
| -0.5 | 195.0 | 2.67 | 1.33 |
| -0.5 | 225.0 | 3.11 | 1.6 |
| -0.5 | 255.0 | 3.19 | 1.26 |
| -0.5 | 285.0 | 3.63 | 1.13 |
| -0.5 | 315.0 | 2.52 | 0.84 |
| -0.5 | 345.0 | 1.18 | 0.48 |
| -0.3 | 15.0 | 2.56 | 0.777 |
| -0.3 | 45.0 | 4.31 | 1.31 |
| -0.3 | 75.0 | 4.96 | 1.41 |
| -0.3 | 105.0 | 2.86 | 1.13 |
| -0.3 | 135.0 | 3.29 | 1.69 |
| -0.3 | 165.0 | 4.35 | 2.37 |
| -0.3 | 195.0 | 3.59 | 2.14 |
| -0.3 | 225.0 | 3.31 | 1.57 |
| -0.3 | 255.0 | 4.1 | 1.19 |
| -0.3 | 285.0 | 4.95 | 1.58 |
| -0.3 | 315.0 | 3.32 | 0.993 |
| -0.3 | 345.0 | 1.32 | 0.438 |
| -0.1 | 15.0 | 3.28 | 0.912 |
| -0.1 | 45.0 | 2.19 | 0.693 |
| -0.1 | 75.0 | 6.46 | 1.79 |
| -0.1 | 105.0 | 5.39 | 1.66 |
| -0.1 | 135.0 | 7.0 | 3.36 |
| -0.1 | 165.0 | 5.9 | 4.33 |
| -0.1 | 195.0 | 4.16 | 2.03 |
| -0.1 | 225.0 | 1.94 | 0.867 |
| -0.1 | 255.0 | 3.72 | 1.38 |
| -0.1 | 285.0 | 4.08 | 1.19 |
| -0.1 | 315.0 | 2.48 | 0.892 |
| -0.1 | 345.0 | 5.33 | 1.41 |
| 0.1 | 15.0 | 2.11 | 0.739 |
| 0.1 | 45.0 | 4.17 | 1.24 |
| 0.1 | 75.0 | 7.39 | 1.65 |
| 0.1 | 105.0 | 7.79 | 2.34 |
| 0.1 | 135.0 | 2.35 | 1.47 |
| 0.1 | 195.0 | 5.64 | 3.32 |
| 0.1 | 225.0 | 5.81 | 2.2 |
| 0.1 | 255.0 | 6.58 | 1.86 |
| 0.1 | 285.0 | 3.65 | 1.26 |
| 0.1 | 315.0 | 2.19 | 0.886 |
| 0.1 | 345.0 | 3.64 | 1.02 |
| 0.3 | 15.0 | 2.4 | 0.736 |
| 0.3 | 45.0 | 2.03 | 0.779 |
| 0.3 | 75.0 | 3.42 | 1.0 |
| 0.3 | 105.0 | 4.73 | 1.57 |
| 0.3 | 135.0 | 5.39 | 1.95 |
| 0.3 | 165.0 | 2.38 | 1.33 |
| 0.3 | 195.0 | 1.12 | 1.19 |
| 0.3 | 225.0 | 1.96 | 0.97 |
| 0.3 | 255.0 | 4.96 | 1.74 |
| 0.3 | 285.0 | 5.91 | 1.67 |
| 0.3 | 315.0 | 3.59 | 1.32 |
| 0.3 | 345.0 | 2.14 | 0.619 |
| 0.5 | 15.0 | 1.84 | 0.601 |
| 0.5 | 45.0 | 1.92 | 0.735 |
| 0.5 | 75.0 | 2.26 | 0.825 |
| 0.5 | 105.0 | 5.43 | 1.7 |
| 0.5 | 135.0 | 1.38 | 0.743 |
| 0.5 | 165.0 | 6.73 | 5.85 |
| 0.5 | 195.0 | 1.31 | 1.44 |
| 0.5 | 225.0 | 15.8 | 8.02 |
| 0.5 | 255.0 | 3.54 | 1.36 |
| 0.5 | 285.0 | 3.41 | 1.13 |
| 0.5 | 315.0 | 4.47 | 1.47 |
| 0.5 | 345.0 | 2.88 | 0.998 |
| 0.7 | 15.0 | 5.72 | 2.77 |
| 0.7 | 45.0 | 1.74 | 0.683 |
| 0.7 | 75.0 | 3.81 | 1.26 |
| 0.7 | 105.0 | 7.56 | 3.08 |
| 0.7 | 135.0 | 1.28 | 0.8 |
| 0.7 | 165.0 | 17.2 | 15.0 |
| 0.7 | 195.0 | 1.62 | 1.31 |
| 0.7 | 225.0 | 4.67 | 2.56 |
| 0.7 | 255.0 | 2.81 | 1.05 |
| 0.7 | 285.0 | 1.69 | 0.714 |
| 0.7 | 315.0 | 2.81 | 1.33 |
| 0.7 | 345.0 | 1.37 | 0.552 |
| 0.9 | 15.0 | 0.626 | 0.311 |
| 0.9 | 45.0 | 0.448 | 0.334 |
| 0.9 | 75.0 | 1.83 | 0.94 |
| 0.9 | 105.0 | 2.8 | 1.5 |
| 0.9 | 135.0 | 1.7 | 1.19 |
| 0.9 | 165.0 | 1.01 | 0.652 |
| 0.9 | 195.0 | 1.25 | 0.797 |
| 0.9 | 225.0 | 0.534 | 0.561 |
| 0.9 | 255.0 | 2.01 | 1.27 |
| 0.9 | 285.0 | 2.73 | 2.01 |
| 0.9 | 315.0 | 0.56 | 0.35 |
| 0.9 | 345.0 | 1.48 | 0.882 |
Experiment comment: