Measurement E9M145
| 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: | 0.7 — 0.8 GeV2 | |
| W: | 1.38 GeV | |
| ε: | 0.54 | |
| 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 | 0.316 | 0.211 |
| -0.9 | 45.0 | 2.62 | 1.47 |
| -0.9 | 135.0 | 1.35 | 0.867 |
| -0.9 | 165.0 | 0.747 | 0.613 |
| -0.9 | 195.0 | 0.456 | 0.388 |
| -0.9 | 225.0 | 0.582 | 0.66 |
| -0.9 | 255.0 | 0.401 | 0.424 |
| -0.9 | 285.0 | 0.429 | 0.35 |
| -0.9 | 315.0 | 0.108 | 0.112 |
| -0.9 | 345.0 | 0.775 | 0.481 |
| -0.7 | 15.0 | 0.213 | 0.155 |
| -0.7 | 45.0 | 0.913 | 0.418 |
| -0.7 | 75.0 | 1.24 | 0.673 |
| -0.7 | 105.0 | 3.12 | 1.81 |
| -0.7 | 135.0 | 1.28 | 0.737 |
| -0.7 | 165.0 | 1.31 | 0.812 |
| -0.7 | 195.0 | 0.717 | 0.417 |
| -0.7 | 225.0 | 0.637 | 0.677 |
| -0.7 | 255.0 | 0.711 | 0.529 |
| -0.7 | 285.0 | 2.02 | 1.05 |
| -0.7 | 315.0 | 0.435 | 0.326 |
| -0.7 | 345.0 | 1.27 | 0.514 |
| -0.5 | 15.0 | 2.12 | 0.726 |
| -0.5 | 45.0 | 1.55 | 0.595 |
| -0.5 | 75.0 | 0.36 | 0.367 |
| -0.5 | 105.0 | 1.31 | 0.707 |
| -0.5 | 135.0 | 3.35 | 1.72 |
| -0.5 | 195.0 | 5.57 | 4.61 |
| -0.5 | 225.0 | 7.04 | 3.96 |
| -0.5 | 255.0 | 0.847 | 0.52 |
| -0.5 | 285.0 | 2.02 | 1.32 |
| -0.5 | 315.0 | 2.58 | 1.01 |
| -0.5 | 345.0 | 2.09 | 0.73 |
| -0.3 | 15.0 | 1.13 | 0.445 |
| -0.3 | 45.0 | 2.12 | 0.791 |
| -0.3 | 75.0 | 3.06 | 0.992 |
| -0.3 | 105.0 | 3.25 | 1.14 |
| -0.3 | 135.0 | 1.08 | 0.522 |
| -0.3 | 195.0 | 4.28 | 3.93 |
| -0.3 | 225.0 | 3.67 | 1.31 |
| -0.3 | 255.0 | 2.27 | 0.905 |
| -0.3 | 285.0 | 3.26 | 1.16 |
| -0.3 | 315.0 | 2.55 | 0.855 |
| -0.3 | 345.0 | 1.14 | 0.409 |
| -0.1 | 15.0 | 0.742 | 0.303 |
| -0.1 | 45.0 | 3.17 | 0.915 |
| -0.1 | 75.0 | 2.11 | 0.743 |
| -0.1 | 105.0 | 2.54 | 0.868 |
| -0.1 | 135.0 | 3.61 | 1.58 |
| -0.1 | 195.0 | 2.89 | 3.56 |
| -0.1 | 225.0 | 2.67 | 0.766 |
| -0.1 | 255.0 | 2.74 | 0.938 |
| -0.1 | 285.0 | 2.08 | 0.883 |
| -0.1 | 315.0 | 3.18 | 1.03 |
| -0.1 | 345.0 | 1.72 | 0.622 |
| 0.1 | 15.0 | 2.04 | 0.697 |
| 0.1 | 45.0 | 0.832 | 0.441 |
| 0.1 | 75.0 | 2.01 | 0.733 |
| 0.1 | 105.0 | 2.0 | 0.709 |
| 0.1 | 135.0 | 3.97 | 1.14 |
| 0.1 | 165.0 | 7.7 | 10.9 |
| 0.1 | 195.0 | 2.59 | 3.0 |
| 0.1 | 225.0 | 2.48 | 0.961 |
| 0.1 | 255.0 | 2.71 | 0.769 |
| 0.1 | 285.0 | 5.69 | 1.81 |
| 0.1 | 315.0 | 1.42 | 0.559 |
| 0.1 | 345.0 | 3.34 | 0.943 |
| 0.3 | 15.0 | 4.68 | 1.5 |
| 0.3 | 45.0 | 1.88 | 0.681 |
| 0.3 | 75.0 | 3.56 | 1.05 |
| 0.3 | 105.0 | 2.4 | 0.889 |
| 0.3 | 135.0 | 3.48 | 1.17 |
| 0.3 | 225.0 | 3.28 | 1.05 |
| 0.3 | 255.0 | 1.42 | 0.525 |
| 0.3 | 285.0 | 2.17 | 0.734 |
| 0.3 | 315.0 | 2.55 | 0.825 |
| 0.3 | 345.0 | 3.2 | 0.984 |
| 0.5 | 15.0 | 3.3 | 1.05 |
| 0.5 | 45.0 | 1.54 | 0.512 |
| 0.5 | 75.0 | 1.92 | 0.63 |
| 0.5 | 105.0 | 2.11 | 0.694 |
| 0.5 | 135.0 | 2.59 | 1.11 |
| 0.5 | 165.0 | 4.2 | 5.95 |
| 0.5 | 195.0 | 4.06 | 5.76 |
| 0.5 | 225.0 | 2.92 | 1.58 |
| 0.5 | 255.0 | 2.16 | 0.887 |
| 0.5 | 285.0 | 1.95 | 0.802 |
| 0.5 | 315.0 | 2.23 | 0.882 |
| 0.5 | 345.0 | 2.75 | 0.782 |
| 0.7 | 15.0 | 2.1 | 0.709 |
| 0.7 | 45.0 | 0.962 | 0.395 |
| 0.7 | 75.0 | 1.82 | 1.14 |
| 0.7 | 105.0 | 1.95 | 0.835 |
| 0.7 | 135.0 | 3.4 | 2.19 |
| 0.7 | 225.0 | 1.67 | 0.97 |
| 0.7 | 255.0 | 1.36 | 0.577 |
| 0.7 | 285.0 | 2.22 | 1.23 |
| 0.7 | 315.0 | 2.24 | 0.978 |
| 0.7 | 345.0 | 2.01 | 0.803 |
| 0.9 | 15.0 | 0.528 | 0.275 |
| 0.9 | 45.0 | 1.73 | 0.96 |
| 0.9 | 75.0 | 1.14 | 0.983 |
| 0.9 | 105.0 | 3.09 | 2.41 |
| 0.9 | 135.0 | 1.31 | 1.34 |
| 0.9 | 195.0 | 6.45 | 9.24 |
| 0.9 | 225.0 | 1.16 | 0.751 |
| 0.9 | 255.0 | 5.14 | 5.44 |
| 0.9 | 285.0 | 3.11 | 2.48 |
| 0.9 | 315.0 | 1.58 | 0.69 |
| 0.9 | 345.0 | 1.86 | 0.874 |
Experiment comment: