Measurement E9M12
| 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: | 0.35 — 0.45 GeV2 | |
| W: | 1.32 GeV | |
| ε: | 0.779 | |
| 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 | 2.55 | 0.707 | 0.4341 |
| -0.9 | 45.0 | 2.47 | 0.568 | 0.4311 |
| -0.9 | 75.0 | 2.66 | 0.693 | 0.3505 |
| -0.9 | 105.0 | 2.43 | 0.676 | 0.5635 |
| -0.9 | 135.0 | 2.75 | 0.829 | 0.2564 |
| -0.9 | 165.0 | 1.83 | 0.654 | 0.258 |
| -0.9 | 195.0 | 1.4 | 0.373 | 0.3896 |
| -0.9 | 225.0 | 2.49 | 0.659 | 0.2036 |
| -0.9 | 255.0 | 1.71 | 0.588 | 0.3785 |
| -0.9 | 285.0 | 2.62 | 0.682 | 0.5168 |
| -0.9 | 315.0 | 1.84 | 0.442 | 0.1087 |
| -0.9 | 345.0 | 1.2 | 0.39 | 0.255 |
| -0.7 | 15.0 | 3.4 | 0.56 | 0.2272 |
| -0.7 | 45.0 | 4.82 | 0.825 | 0.6414 |
| -0.7 | 75.0 | 5.79 | 1.16 | 0.4709 |
| -0.7 | 105.0 | 3.05 | 0.909 | 0.6791 |
| -0.7 | 135.0 | 2.74 | 0.946 | 0.5963 |
| -0.7 | 165.0 | 3.05 | 0.818 | 0.492 |
| -0.7 | 195.0 | 4.75 | 1.13 | 0.9012 |
| -0.7 | 225.0 | 3.39 | 1.02 | 1.1456 |
| -0.7 | 255.0 | 5.56 | 1.74 | 1.5855 |
| -0.7 | 285.0 | 5.09 | 1.04 | 0.1082 |
| -0.7 | 315.0 | 4.08 | 0.682 | 0.2351 |
| -0.7 | 345.0 | 2.06 | 0.423 | 0.3835 |
| -0.5 | 15.0 | 3.67 | 0.533 | 0.2007 |
| -0.5 | 45.0 | 4.44 | 0.67 | 0.8452 |
| -0.5 | 75.0 | 10.7 | 2.05 | 1.8388 |
| -0.5 | 105.0 | 8.27 | 2.13 | 1.3515 |
| -0.5 | 135.0 | 4.44 | 1.63 | 4.1578 |
| -0.5 | 165.0 | 1.47 | 0.513 | 0.6522 |
| -0.5 | 195.0 | 1.15 | 0.462 | 0.2564 |
| -0.5 | 225.0 | 3.68 | 1.62 | 0.7402 |
| -0.5 | 255.0 | 14.4 | 3.39 | 1.6837 |
| -0.5 | 285.0 | 4.97 | 1.14 | 0.1063 |
| -0.5 | 315.0 | 4.76 | 0.767 | 0.3712 |
| -0.5 | 345.0 | 4.47 | 0.629 | 0.3124 |
| -0.3 | 15.0 | 4.77 | 0.626 | 0.2982 |
| -0.3 | 45.0 | 9.06 | 1.21 | 1.1722 |
| -0.3 | 75.0 | 6.58 | 1.25 | 1.3729 |
| -0.3 | 105.0 | 7.4 | 1.3 | 0.8491 |
| -0.3 | 135.0 | 6.47 | 1.5 | 0.3205 |
| -0.3 | 165.0 | 4.03 | 1.63 | 1.1689 |
| -0.3 | 195.0 | 7.47 | 3.29 | 8.0643 |
| -0.3 | 225.0 | 6.82 | 1.65 | 0.7387 |
| -0.3 | 255.0 | 6.84 | 1.19 | 0.3289 |
| -0.3 | 285.0 | 6.81 | 1.35 | 0.5219 |
| -0.3 | 315.0 | 6.81 | 0.945 | 0.9531 |
| -0.3 | 345.0 | 3.79 | 0.53 | 0.262 |
| -0.1 | 15.0 | 4.0 | 0.543 | 0.5573 |
| -0.1 | 45.0 | 7.38 | 1.02 | 0.6701 |
| -0.1 | 75.0 | 8.57 | 1.53 | 0.7733 |
| -0.1 | 105.0 | 8.34 | 1.16 | 0.6299 |
| -0.1 | 135.0 | 5.25 | 0.893 | 0.2467 |
| -0.1 | 165.0 | 6.1 | 3.06 | 2.3325 |
| -0.1 | 195.0 | 2.84 | 1.56 | 1.4489 |
| -0.1 | 225.0 | 7.05 | 1.28 | 0.9454 |
| -0.1 | 255.0 | 8.49 | 1.28 | 0.441 |
| -0.1 | 285.0 | 11.4 | 1.92 | 0.9605 |
| -0.1 | 315.0 | 6.83 | 0.941 | 0.4438 |
| -0.1 | 345.0 | 5.58 | 0.764 | 0.5241 |
| 0.1 | 15.0 | 3.35 | 0.573 | 0.2112 |
| 0.1 | 45.0 | 5.4 | 0.82 | 0.7614 |
| 0.1 | 75.0 | 10.2 | 1.45 | 0.3205 |
| 0.1 | 105.0 | 9.65 | 1.18 | 0.5023 |
| 0.1 | 135.0 | 7.14 | 1.03 | 0.4702 |
| 0.1 | 165.0 | 2.46 | 1.1 | 0.5492 |
| 0.1 | 195.0 | 7.0 | 2.41 | 1.8729 |
| 0.1 | 225.0 | 9.34 | 1.27 | 0.8209 |
| 0.1 | 255.0 | 9.38 | 1.15 | 0.5645 |
| 0.1 | 285.0 | 7.91 | 1.2 | 0.772 |
| 0.1 | 315.0 | 6.52 | 0.879 | 0.6813 |
| 0.1 | 345.0 | 3.72 | 0.517 | 1.1015 |
| 0.3 | 15.0 | 4.76 | 0.73 | 0.4983 |
| 0.3 | 45.0 | 4.24 | 0.645 | 1.1217 |
| 0.3 | 75.0 | 9.09 | 1.3 | 0.3862 |
| 0.3 | 105.0 | 7.07 | 0.945 | 0.3956 |
| 0.3 | 135.0 | 4.54 | 0.667 | 1.0763 |
| 0.3 | 165.0 | 8.05 | 2.86 | 2.4497 |
| 0.3 | 195.0 | 3.36 | 1.32 | 1.0757 |
| 0.3 | 225.0 | 6.34 | 0.966 | 0.6836 |
| 0.3 | 255.0 | 9.29 | 1.14 | 0.6089 |
| 0.3 | 285.0 | 7.89 | 1.18 | 0.5632 |
| 0.3 | 315.0 | 5.19 | 0.781 | 0.8769 |
| 0.3 | 345.0 | 3.87 | 0.59 | 0.127 |
| 0.5 | 15.0 | 3.59 | 0.561 | 0.1306 |
| 0.5 | 45.0 | 6.9 | 1.03 | 0.5026 |
| 0.5 | 75.0 | 5.62 | 0.904 | 0.5457 |
| 0.5 | 105.0 | 7.95 | 1.05 | 0.4256 |
| 0.5 | 135.0 | 6.01 | 0.941 | 0.7315 |
| 0.5 | 165.0 | 2.44 | 1.34 | 1.708 |
| 0.5 | 195.0 | 5.15 | 1.89 | 1.8183 |
| 0.5 | 225.0 | 7.8 | 1.13 | 0.6833 |
| 0.5 | 255.0 | 6.49 | 0.894 | 0.7102 |
| 0.5 | 285.0 | 6.68 | 1.11 | 0.8735 |
| 0.5 | 315.0 | 5.23 | 0.844 | 0.39 |
| 0.5 | 345.0 | 4.38 | 0.658 | 0.5157 |
| 0.7 | 15.0 | 3.62 | 0.552 | 0.3204 |
| 0.7 | 45.0 | 3.35 | 0.595 | 0.2019 |
| 0.7 | 75.0 | 4.73 | 0.882 | 0.5329 |
| 0.7 | 105.0 | 4.1 | 0.677 | 0.4877 |
| 0.7 | 135.0 | 6.18 | 1.18 | 1.3294 |
| 0.7 | 165.0 | 3.85 | 1.82 | 0.8618 |
| 0.7 | 195.0 | 4.02 | 1.93 | 1.3583 |
| 0.7 | 225.0 | 5.5 | 1.07 | 1.0728 |
| 0.7 | 255.0 | 5.24 | 0.834 | 0.2273 |
| 0.7 | 285.0 | 4.67 | 0.901 | 0.4301 |
| 0.7 | 315.0 | 3.4 | 0.696 | 0.3385 |
| 0.7 | 345.0 | 3.25 | 0.563 | 0.1879 |
| 0.9 | 15.0 | 2.07 | 0.479 | 0.6181 |
| 0.9 | 45.0 | 2.6 | 0.668 | 0.4121 |
| 0.9 | 75.0 | 3.68 | 1.01 | 0.7466 |
| 0.9 | 105.0 | 3.2 | 0.824 | 0.7552 |
| 0.9 | 135.0 | 2.78 | 0.888 | 1.0054 |
| 0.9 | 165.0 | 0.666 | 0.694 | 0.4777 |
| 0.9 | 195.0 | 2.29 | 1.5 | 0.4241 |
| 0.9 | 225.0 | 3.69 | 1.25 | 1.0606 |
| 0.9 | 255.0 | 4.59 | 1.14 | 0.9329 |
| 0.9 | 285.0 | 3.92 | 0.912 | 0.5698 |
| 0.9 | 315.0 | 2.3 | 0.598 | 0.5567 |
| 0.9 | 345.0 | 1.8 | 0.434 | 0.6902 |
Experiment comment: