Measurement E9M84
| 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: | 1.2 GeV | |
| ε: | 0.791 | |
| 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 | 9.14 | 1.34 | 0.3239 |
| -0.9 | 45.0 | 10.1 | 1.42 | 0.7249 |
| -0.9 | 75.0 | 11.0 | 1.47 | 0.9747 |
| -0.9 | 105.0 | 9.52 | 1.51 | 0.5661 |
| -0.9 | 135.0 | 10.5 | 1.58 | 0.6134 |
| -0.9 | 165.0 | 6.69 | 1.08 | 0.7156 |
| -0.9 | 195.0 | 11.6 | 1.73 | 1.9572 |
| -0.9 | 225.0 | 8.04 | 1.26 | 1.0466 |
| -0.9 | 255.0 | 9.85 | 1.32 | 0.7149 |
| -0.9 | 285.0 | 11.0 | 1.53 | 0.3841 |
| -0.9 | 315.0 | 9.64 | 1.24 | 0.389 |
| -0.9 | 345.0 | 14.6 | 1.83 | 0.9327 |
| -0.7 | 15.0 | 15.8 | 1.74 | 1.4491 |
| -0.7 | 45.0 | 13.7 | 1.4 | 0.5523 |
| -0.7 | 75.0 | 20.5 | 2.2 | 1.5452 |
| -0.7 | 105.0 | 15.8 | 1.81 | 1.1136 |
| -0.7 | 135.0 | 12.9 | 1.66 | 0.8016 |
| -0.7 | 165.0 | 10.5 | 1.28 | 0.6589 |
| -0.7 | 195.0 | 12.0 | 1.5 | 1.0665 |
| -0.7 | 225.0 | 16.4 | 1.91 | 1.6591 |
| -0.7 | 255.0 | 13.6 | 1.6 | 0.5123 |
| -0.7 | 285.0 | 15.1 | 1.77 | 0.6538 |
| -0.7 | 315.0 | 16.6 | 1.69 | 1.301 |
| -0.7 | 345.0 | 14.6 | 1.54 | 0.5568 |
| -0.5 | 15.0 | 10.6 | 1.16 | 0.4848 |
| -0.5 | 45.0 | 17.0 | 1.61 | 0.495 |
| -0.5 | 75.0 | 23.7 | 2.45 | 1.4883 |
| -0.5 | 105.0 | 20.4 | 2.28 | 1.3351 |
| -0.5 | 135.0 | 16.6 | 1.95 | 1.4603 |
| -0.5 | 165.0 | 11.0 | 1.28 | 1.4671 |
| -0.5 | 195.0 | 9.72 | 1.2 | 0.5503 |
| -0.5 | 225.0 | 13.5 | 1.64 | 1.3592 |
| -0.5 | 255.0 | 16.2 | 2.0 | 0.8292 |
| -0.5 | 285.0 | 20.6 | 2.04 | 1.1895 |
| -0.5 | 315.0 | 14.8 | 1.55 | 0.3969 |
| -0.5 | 345.0 | 12.8 | 1.37 | 0.781 |
| -0.3 | 15.0 | 10.5 | 1.16 | 0.862 |
| -0.3 | 45.0 | 18.2 | 1.78 | 1.0735 |
| -0.3 | 75.0 | 19.6 | 2.1 | 0.4183 |
| -0.3 | 105.0 | 25.2 | 2.9 | 1.5652 |
| -0.3 | 135.0 | 15.5 | 2.05 | 0.7382 |
| -0.3 | 165.0 | 11.4 | 1.3 | 0.7842 |
| -0.3 | 195.0 | 11.5 | 1.27 | 1.5419 |
| -0.3 | 225.0 | 16.8 | 2.06 | 0.6764 |
| -0.3 | 255.0 | 27.0 | 2.97 | 1.4807 |
| -0.3 | 285.0 | 20.6 | 2.1 | 1.0909 |
| -0.3 | 315.0 | 19.5 | 1.84 | 1.3509 |
| -0.3 | 345.0 | 9.69 | 1.1 | 0.3483 |
| -0.1 | 15.0 | 16.8 | 1.62 | 0.2693 |
| -0.1 | 45.0 | 17.4 | 1.73 | 0.4 |
| -0.1 | 75.0 | 28.4 | 2.72 | 1.7642 |
| -0.1 | 105.0 | 21.4 | 2.81 | 0.669 |
| -0.1 | 135.0 | 18.5 | 2.38 | 1.7903 |
| -0.1 | 165.0 | 15.2 | 1.72 | 0.5701 |
| -0.1 | 195.0 | 17.3 | 1.8 | 1.941 |
| -0.1 | 225.0 | 21.6 | 2.48 | 1.0223 |
| -0.1 | 255.0 | 26.1 | 3.2 | 1.4891 |
| -0.1 | 285.0 | 18.8 | 2.01 | 2.8978 |
| -0.1 | 315.0 | 17.6 | 1.72 | 1.7972 |
| -0.1 | 345.0 | 15.6 | 1.56 | 0.7416 |
| 0.1 | 15.0 | 12.6 | 1.34 | 0.4031 |
| 0.1 | 45.0 | 19.7 | 1.91 | 0.745 |
| 0.1 | 75.0 | 21.2 | 2.31 | 0.2345 |
| 0.1 | 105.0 | 21.8 | 2.93 | 1.063 |
| 0.1 | 135.0 | 24.3 | 3.15 | 1.6447 |
| 0.1 | 165.0 | 12.3 | 1.46 | 0.6442 |
| 0.1 | 195.0 | 19.7 | 2.16 | 1.9513 |
| 0.1 | 225.0 | 22.1 | 2.7 | 1.6718 |
| 0.1 | 255.0 | 21.2 | 2.63 | 0.5362 |
| 0.1 | 285.0 | 29.7 | 2.9 | 0.8588 |
| 0.1 | 315.0 | 16.4 | 1.63 | 0.25 |
| 0.1 | 345.0 | 13.4 | 1.41 | 0.1118 |
| 0.3 | 15.0 | 10.8 | 1.18 | 0.45 |
| 0.3 | 45.0 | 19.2 | 1.77 | 2.4156 |
| 0.3 | 75.0 | 28.5 | 3.04 | 4.2691 |
| 0.3 | 105.0 | 24.9 | 3.28 | 1.7685 |
| 0.3 | 135.0 | 20.0 | 2.75 | 0.9862 |
| 0.3 | 165.0 | 15.7 | 1.78 | 0.8515 |
| 0.3 | 195.0 | 17.2 | 1.88 | 1.2196 |
| 0.3 | 225.0 | 29.0 | 3.42 | 1.4858 |
| 0.3 | 255.0 | 23.6 | 2.84 | 1.1045 |
| 0.3 | 285.0 | 28.1 | 2.86 | 1.4265 |
| 0.3 | 315.0 | 15.1 | 1.51 | 1.199 |
| 0.3 | 345.0 | 14.3 | 1.45 | 0.6652 |
| 0.5 | 15.0 | 9.19 | 1.09 | 0.1881 |
| 0.5 | 45.0 | 17.7 | 1.8 | 0.4637 |
| 0.5 | 75.0 | 26.6 | 2.7 | 1.3739 |
| 0.5 | 105.0 | 19.2 | 2.49 | 1.2083 |
| 0.5 | 135.0 | 24.0 | 3.14 | 1.1478 |
| 0.5 | 165.0 | 21.6 | 2.15 | 1.7564 |
| 0.5 | 195.0 | 20.4 | 2.11 | 1.5992 |
| 0.5 | 225.0 | 30.5 | 3.63 | 2.0555 |
| 0.5 | 255.0 | 29.8 | 3.59 | 2.5397 |
| 0.5 | 285.0 | 17.0 | 1.97 | 1.1758 |
| 0.5 | 315.0 | 14.1 | 1.54 | 0.3969 |
| 0.5 | 345.0 | 11.0 | 1.22 | 0.5895 |
| 0.7 | 15.0 | 9.3 | 1.08 | 0.387 |
| 0.7 | 45.0 | 12.3 | 1.46 | 1.0805 |
| 0.7 | 75.0 | 18.7 | 2.16 | 0.7921 |
| 0.7 | 105.0 | 25.4 | 3.15 | 2.8231 |
| 0.7 | 135.0 | 19.3 | 2.45 | 2.3276 |
| 0.7 | 165.0 | 22.7 | 2.35 | 2.2853 |
| 0.7 | 195.0 | 19.0 | 2.05 | 1.9912 |
| 0.7 | 225.0 | 16.5 | 2.16 | 1.6963 |
| 0.7 | 255.0 | 19.1 | 2.35 | 1.896 |
| 0.7 | 285.0 | 22.9 | 2.53 | 2.4995 |
| 0.7 | 315.0 | 15.8 | 1.77 | 0.2179 |
| 0.7 | 345.0 | 8.71 | 1.08 | 0.2173 |
| 0.9 | 15.0 | 10.2 | 1.39 | 1.2167 |
| 0.9 | 45.0 | 12.2 | 1.49 | 0.5315 |
| 0.9 | 75.0 | 17.8 | 2.11 | 0.8426 |
| 0.9 | 105.0 | 15.7 | 2.03 | 1.7762 |
| 0.9 | 135.0 | 13.1 | 1.87 | 1.9209 |
| 0.9 | 165.0 | 17.4 | 2.16 | 1.6086 |
| 0.9 | 195.0 | 18.6 | 2.15 | 2.5298 |
| 0.9 | 225.0 | 16.4 | 2.16 | 0.9287 |
| 0.9 | 255.0 | 14.7 | 2.04 | 1.755 |
| 0.9 | 285.0 | 13.8 | 1.73 | 1.3684 |
| 0.9 | 315.0 | 10.8 | 1.31 | 0.7504 |
| 0.9 | 345.0 | 8.86 | 1.15 | 0.4481 |
Experiment comment: