Measurement E9M88
| 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: | 0.45 — 0.6 GeV2 | |
| W: | 1.28 GeV | |
| ε: | 0.745 | |
| 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 | 3.94 | 0.766 |
| -0.9 | 45.0 | 2.83 | 0.616 |
| -0.9 | 75.0 | 4.97 | 0.867 |
| -0.9 | 105.0 | 2.73 | 0.57 |
| -0.9 | 135.0 | 4.12 | 0.888 |
| -0.9 | 165.0 | 4.16 | 0.884 |
| -0.9 | 195.0 | 3.66 | 0.83 |
| -0.9 | 225.0 | 4.2 | 0.894 |
| -0.9 | 255.0 | 7.85 | 1.45 |
| -0.9 | 285.0 | 3.23 | 0.628 |
| -0.9 | 315.0 | 2.66 | 0.519 |
| -0.9 | 345.0 | 4.07 | 0.817 |
| -0.7 | 15.0 | 5.09 | 0.651 |
| -0.7 | 45.0 | 7.72 | 1.01 |
| -0.7 | 75.0 | 7.35 | 1.11 |
| -0.7 | 105.0 | 8.36 | 1.37 |
| -0.7 | 135.0 | 3.95 | 0.787 |
| -0.7 | 165.0 | 3.47 | 0.605 |
| -0.7 | 195.0 | 2.7 | 0.525 |
| -0.7 | 225.0 | 4.65 | 0.939 |
| -0.7 | 255.0 | 8.67 | 1.41 |
| -0.7 | 285.0 | 9.56 | 1.33 |
| -0.7 | 315.0 | 6.79 | 0.946 |
| -0.7 | 345.0 | 5.32 | 0.693 |
| -0.5 | 15.0 | 6.03 | 0.696 |
| -0.5 | 45.0 | 7.91 | 0.969 |
| -0.5 | 75.0 | 10.7 | 1.48 |
| -0.5 | 105.0 | 11.2 | 1.71 |
| -0.5 | 135.0 | 5.27 | 1.15 |
| -0.5 | 165.0 | 3.74 | 0.716 |
| -0.5 | 195.0 | 4.29 | 0.792 |
| -0.5 | 225.0 | 7.99 | 1.54 |
| -0.5 | 255.0 | 9.37 | 1.53 |
| -0.5 | 285.0 | 9.44 | 1.34 |
| -0.5 | 315.0 | 8.12 | 0.897 |
| -0.5 | 345.0 | 6.08 | 0.751 |
| -0.3 | 15.0 | 7.16 | 0.772 |
| -0.3 | 45.0 | 7.65 | 0.888 |
| -0.3 | 75.0 | 17.8 | 2.2 |
| -0.3 | 105.0 | 11.7 | 1.67 |
| -0.3 | 135.0 | 8.39 | 1.72 |
| -0.3 | 165.0 | 2.19 | 0.517 |
| -0.3 | 195.0 | 4.3 | 0.806 |
| -0.3 | 225.0 | 6.55 | 1.42 |
| -0.3 | 255.0 | 15.1 | 2.1 |
| -0.3 | 285.0 | 12.4 | 1.5 |
| -0.3 | 315.0 | 6.96 | 0.807 |
| -0.3 | 345.0 | 7.06 | 0.777 |
| -0.1 | 15.0 | 5.2 | 0.616 |
| -0.1 | 45.0 | 9.33 | 1.03 |
| -0.1 | 75.0 | 15.4 | 1.74 |
| -0.1 | 105.0 | 13.4 | 1.74 |
| -0.1 | 135.0 | 10.8 | 1.91 |
| -0.1 | 165.0 | 5.61 | 1.21 |
| -0.1 | 195.0 | 3.81 | 0.853 |
| -0.1 | 225.0 | 9.18 | 1.69 |
| -0.1 | 255.0 | 18.2 | 2.2 |
| -0.1 | 285.0 | 16.8 | 1.93 |
| -0.1 | 315.0 | 9.24 | 1.03 |
| -0.1 | 345.0 | 6.7 | 0.729 |
| 0.1 | 15.0 | 7.21 | 0.797 |
| 0.1 | 45.0 | 9.42 | 1.07 |
| 0.1 | 75.0 | 13.2 | 1.54 |
| 0.1 | 105.0 | 11.8 | 1.5 |
| 0.1 | 135.0 | 11.2 | 1.8 |
| 0.1 | 165.0 | 4.46 | 1.41 |
| 0.1 | 195.0 | 5.88 | 1.64 |
| 0.1 | 225.0 | 10.6 | 1.74 |
| 0.1 | 255.0 | 15.8 | 1.93 |
| 0.1 | 285.0 | 9.3 | 1.13 |
| 0.1 | 315.0 | 9.34 | 1.08 |
| 0.1 | 345.0 | 5.88 | 0.683 |
| 0.3 | 15.0 | 5.81 | 0.667 |
| 0.3 | 45.0 | 11.9 | 1.34 |
| 0.3 | 75.0 | 10.6 | 1.29 |
| 0.3 | 105.0 | 12.3 | 1.51 |
| 0.3 | 135.0 | 8.45 | 1.3 |
| 0.3 | 165.0 | 5.46 | 1.52 |
| 0.3 | 195.0 | 3.59 | 1.35 |
| 0.3 | 225.0 | 9.26 | 1.39 |
| 0.3 | 255.0 | 12.8 | 1.63 |
| 0.3 | 285.0 | 11.9 | 1.4 |
| 0.3 | 315.0 | 9.6 | 1.07 |
| 0.3 | 345.0 | 5.89 | 0.681 |
| 0.5 | 15.0 | 6.19 | 0.768 |
| 0.5 | 45.0 | 8.09 | 1.05 |
| 0.5 | 75.0 | 9.26 | 1.2 |
| 0.5 | 105.0 | 10.2 | 1.27 |
| 0.5 | 135.0 | 9.8 | 1.46 |
| 0.5 | 165.0 | 6.33 | 1.82 |
| 0.5 | 195.0 | 7.39 | 1.96 |
| 0.5 | 225.0 | 8.94 | 1.4 |
| 0.5 | 255.0 | 11.7 | 1.53 |
| 0.5 | 285.0 | 10.7 | 1.3 |
| 0.5 | 315.0 | 6.04 | 0.786 |
| 0.5 | 345.0 | 5.9 | 0.699 |
| 0.7 | 15.0 | 4.29 | 0.568 |
| 0.7 | 45.0 | 5.38 | 0.814 |
| 0.7 | 75.0 | 9.44 | 1.43 |
| 0.7 | 105.0 | 11.3 | 1.64 |
| 0.7 | 135.0 | 5.86 | 1.04 |
| 0.7 | 165.0 | 2.78 | 0.831 |
| 0.7 | 195.0 | 4.54 | 1.08 |
| 0.7 | 225.0 | 8.4 | 1.58 |
| 0.7 | 255.0 | 8.14 | 1.24 |
| 0.7 | 285.0 | 8.09 | 1.24 |
| 0.7 | 315.0 | 6.67 | 0.919 |
| 0.7 | 345.0 | 3.58 | 0.51 |
| 0.9 | 15.0 | 4.12 | 0.674 |
| 0.9 | 45.0 | 5.37 | 1.02 |
| 0.9 | 75.0 | 5.36 | 0.988 |
| 0.9 | 105.0 | 3.62 | 0.707 |
| 0.9 | 135.0 | 2.42 | 0.821 |
| 0.9 | 165.0 | 4.93 | 1.19 |
| 0.9 | 195.0 | 5.33 | 1.33 |
| 0.9 | 225.0 | 3.97 | 1.07 |
| 0.9 | 255.0 | 6.59 | 1.43 |
| 0.9 | 285.0 | 5.72 | 1.05 |
| 0.9 | 315.0 | 5.08 | 0.816 |
| 0.9 | 345.0 | 3.38 | 0.571 |
Experiment comment: