Measurement E9M116
| 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: | 0.6 — 0.7 GeV2 | |
| W: | 1.26 GeV | |
| ε: | 0.698 | |
| 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 | syst. uncert. |
|---|---|---|---|---|
| -0.9 | 15.0 | 6.56 | 1.45 | 0.2471 |
| -0.9 | 45.0 | 4.23 | 1.19 | 0.4147 |
| -0.9 | 75.0 | 8.2 | 1.74 | 1.7484 |
| -0.9 | 105.0 | 3.73 | 1.05 | 0.9193 |
| -0.9 | 135.0 | 3.78 | 1.07 | 0.509 |
| -0.9 | 165.0 | 2.8 | 0.915 | 0.2142 |
| -0.9 | 195.0 | 3.21 | 1.04 | 0.6449 |
| -0.9 | 225.0 | 5.46 | 1.36 | 1.7536 |
| -0.9 | 255.0 | 6.33 | 1.57 | 0.3708 |
| -0.9 | 285.0 | 7.17 | 1.83 | 1.4983 |
| -0.9 | 315.0 | 7.66 | 1.67 | 0.5745 |
| -0.9 | 345.0 | 4.63 | 1.1 | 0.3266 |
| -0.7 | 15.0 | 4.44 | 0.937 | 0.7145 |
| -0.7 | 45.0 | 9.56 | 1.72 | 0.6088 |
| -0.7 | 75.0 | 7.76 | 1.5 | 0.7437 |
| -0.7 | 105.0 | 10.2 | 2.21 | 1.7051 |
| -0.7 | 135.0 | 6.48 | 1.62 | 0.768 |
| -0.7 | 165.0 | 4.59 | 1.17 | 0.3612 |
| -0.7 | 195.0 | 2.93 | 0.8 | 0.341 |
| -0.7 | 225.0 | 4.83 | 1.14 | 1.5983 |
| -0.7 | 255.0 | 12.4 | 2.6 | 1.5156 |
| -0.7 | 285.0 | 5.31 | 1.21 | 0.5184 |
| -0.7 | 315.0 | 5.54 | 1.11 | 0.7034 |
| -0.7 | 345.0 | 6.53 | 1.13 | 1.7924 |
| -0.5 | 15.0 | 10.5 | 1.77 | 2.2892 |
| -0.5 | 45.0 | 13.2 | 2.03 | 0.3354 |
| -0.5 | 75.0 | 9.34 | 1.77 | 1.1114 |
| -0.5 | 105.0 | 11.4 | 2.24 | 1.5817 |
| -0.5 | 135.0 | 7.41 | 1.97 | 1.1707 |
| -0.5 | 165.0 | 8.14 | 1.69 | 0.5511 |
| -0.5 | 195.0 | 7.13 | 1.43 | 0.5682 |
| -0.5 | 225.0 | 6.61 | 1.4 | 1.507 |
| -0.5 | 255.0 | 13.2 | 2.54 | 1.0332 |
| -0.5 | 285.0 | 12.5 | 2.1 | 1.5083 |
| -0.5 | 315.0 | 9.32 | 1.64 | 1.3011 |
| -0.5 | 345.0 | 8.29 | 1.39 | 0.385 |
| -0.3 | 15.0 | 4.35 | 0.802 | 0.7946 |
| -0.3 | 45.0 | 9.44 | 1.53 | 0.428 |
| -0.3 | 75.0 | 15.6 | 2.55 | 0.893 |
| -0.3 | 105.0 | 8.09 | 1.85 | 0.551 |
| -0.3 | 135.0 | 8.13 | 1.78 | 0.3592 |
| -0.3 | 165.0 | 5.84 | 1.63 | 1.2026 |
| -0.3 | 195.0 | 5.57 | 1.33 | 0.5879 |
| -0.3 | 225.0 | 9.38 | 2.45 | 1.2098 |
| -0.3 | 255.0 | 17.3 | 3.08 | 1.9729 |
| -0.3 | 285.0 | 11.9 | 2.0 | 0.3317 |
| -0.3 | 315.0 | 9.13 | 1.48 | 1.3115 |
| -0.3 | 345.0 | 5.74 | 0.982 | 0.0743 |
| -0.1 | 15.0 | 7.8 | 1.25 | 0.3953 |
| -0.1 | 45.0 | 12.8 | 2.01 | 1.2073 |
| -0.1 | 75.0 | 13.9 | 2.46 | 2.0506 |
| -0.1 | 105.0 | 18.6 | 3.11 | 0.5148 |
| -0.1 | 135.0 | 5.53 | 1.58 | 0.9273 |
| -0.1 | 165.0 | 6.52 | 1.61 | 0.6274 |
| -0.1 | 195.0 | 5.99 | 1.39 | 0.7051 |
| -0.1 | 225.0 | 9.78 | 2.32 | 1.9773 |
| -0.1 | 255.0 | 24.4 | 3.69 | 1.5017 |
| -0.1 | 285.0 | 15.0 | 2.59 | 1.4116 |
| -0.1 | 315.0 | 9.67 | 1.71 | 0.3938 |
| -0.1 | 345.0 | 6.98 | 1.16 | 0.4736 |
| 0.1 | 15.0 | 8.04 | 1.24 | 0.6107 |
| 0.1 | 45.0 | 9.61 | 1.48 | 0.4234 |
| 0.1 | 75.0 | 12.2 | 2.07 | 1.1903 |
| 0.1 | 105.0 | 13.7 | 2.42 | 1.437 |
| 0.1 | 135.0 | 11.2 | 2.52 | 2.5957 |
| 0.1 | 165.0 | 6.16 | 1.72 | 0.496 |
| 0.1 | 195.0 | 5.76 | 1.47 | 0.4796 |
| 0.1 | 225.0 | 7.5 | 2.02 | 1.2264 |
| 0.1 | 255.0 | 16.3 | 2.52 | 0.9747 |
| 0.1 | 285.0 | 10.8 | 1.95 | 0.2398 |
| 0.1 | 315.0 | 7.81 | 1.27 | 2.0656 |
| 0.1 | 345.0 | 7.53 | 1.19 | 0.5476 |
| 0.3 | 15.0 | 8.07 | 1.26 | 0.3058 |
| 0.3 | 45.0 | 9.36 | 1.63 | 0.4485 |
| 0.3 | 75.0 | 18.2 | 2.84 | 1.8235 |
| 0.3 | 105.0 | 7.3 | 1.48 | 1.3583 |
| 0.3 | 135.0 | 13.6 | 3.07 | 2.1766 |
| 0.3 | 165.0 | 8.17 | 2.32 | 1.6728 |
| 0.3 | 195.0 | 8.3 | 2.02 | 0.7312 |
| 0.3 | 225.0 | 15.3 | 3.47 | 2.7577 |
| 0.3 | 255.0 | 15.6 | 2.58 | 1.9994 |
| 0.3 | 285.0 | 11.4 | 1.86 | 0.4183 |
| 0.3 | 315.0 | 7.96 | 1.42 | 0.5327 |
| 0.3 | 345.0 | 4.53 | 0.799 | 0.7062 |
| 0.5 | 15.0 | 5.74 | 1.03 | 0.5991 |
| 0.5 | 45.0 | 8.47 | 1.45 | 0.096 |
| 0.5 | 75.0 | 10.7 | 1.97 | 1.6722 |
| 0.5 | 105.0 | 11.5 | 2.3 | 1.0265 |
| 0.5 | 135.0 | 9.16 | 2.24 | 1.5935 |
| 0.5 | 165.0 | 7.13 | 1.76 | 2.8031 |
| 0.5 | 195.0 | 12.6 | 3.25 | 2.4638 |
| 0.5 | 225.0 | 18.7 | 4.4 | 3.818 |
| 0.5 | 255.0 | 14.4 | 2.5 | 1.4045 |
| 0.5 | 285.0 | 10.8 | 1.83 | 0.8528 |
| 0.5 | 315.0 | 10.2 | 1.75 | 0.349 |
| 0.5 | 345.0 | 5.85 | 1.01 | 0.3741 |
| 0.7 | 15.0 | 5.3 | 1.07 | 0.5489 |
| 0.7 | 45.0 | 4.87 | 1.25 | 0.9006 |
| 0.7 | 75.0 | 12.1 | 2.3 | 2.9415 |
| 0.7 | 105.0 | 7.27 | 1.68 | 0.7784 |
| 0.7 | 135.0 | 15.7 | 4.32 | 5.5383 |
| 0.7 | 165.0 | 10.4 | 2.36 | 2.1256 |
| 0.7 | 195.0 | 4.97 | 1.58 | 1.0091 |
| 0.7 | 225.0 | 10.2 | 2.81 | 1.4763 |
| 0.7 | 255.0 | 5.52 | 1.38 | 0.9978 |
| 0.7 | 285.0 | 7.17 | 1.54 | 0.8522 |
| 0.7 | 315.0 | 5.09 | 0.977 | 1.0462 |
| 0.7 | 345.0 | 7.79 | 1.44 | 1.1081 |
| 0.9 | 15.0 | 4.79 | 1.14 | 0.4663 |
| 0.9 | 45.0 | 3.27 | 0.828 | 1.0798 |
| 0.9 | 75.0 | 7.54 | 1.58 | 1.1986 |
| 0.9 | 105.0 | 7.14 | 1.82 | 1.0558 |
| 0.9 | 135.0 | 6.46 | 1.8 | 1.6813 |
| 0.9 | 165.0 | 3.3 | 0.95 | 1.3928 |
| 0.9 | 195.0 | 5.7 | 1.65 | 1.9039 |
| 0.9 | 225.0 | 5.17 | 1.38 | 0.4637 |
| 0.9 | 255.0 | 7.25 | 1.91 | 1.8579 |
| 0.9 | 285.0 | 6.01 | 1.42 | 0.7655 |
| 0.9 | 315.0 | 5.91 | 1.35 | 0.7579 |
| 0.9 | 345.0 | 4.58 | 1.12 | 0.8644 |
Experiment comment: