Measurement E9M114
| 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: | 1.22 GeV | |
| ε: | 0.724 | |
| 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 | 14.2 | 2.78 | 2.7874 |
| -0.9 | 45.0 | 9.01 | 1.76 | 1.6201 |
| -0.9 | 75.0 | 7.77 | 1.77 | 1.5866 |
| -0.9 | 105.0 | 10.6 | 2.19 | 1.3811 |
| -0.9 | 135.0 | 4.08 | 0.977 | 1.3527 |
| -0.9 | 165.0 | 5.08 | 1.42 | 0.7949 |
| -0.9 | 195.0 | 10.0 | 2.02 | 1.8428 |
| -0.9 | 225.0 | 6.9 | 1.77 | 0.5401 |
| -0.9 | 255.0 | 9.28 | 1.83 | 0.5412 |
| -0.9 | 285.0 | 11.3 | 2.08 | 0.8426 |
| -0.9 | 315.0 | 9.07 | 1.86 | 0.7642 |
| -0.9 | 345.0 | 8.78 | 1.64 | 0.6071 |
| -0.7 | 15.0 | 9.34 | 1.58 | 0.3236 |
| -0.7 | 45.0 | 10.7 | 1.78 | 0.5148 |
| -0.7 | 75.0 | 10.8 | 1.71 | 3.2859 |
| -0.7 | 105.0 | 17.0 | 2.76 | 1.2237 |
| -0.7 | 135.0 | 12.4 | 2.58 | 1.4186 |
| -0.7 | 165.0 | 5.81 | 1.27 | 0.3461 |
| -0.7 | 195.0 | 9.71 | 1.73 | 1.0884 |
| -0.7 | 225.0 | 9.82 | 1.91 | 0.6336 |
| -0.7 | 255.0 | 16.2 | 2.69 | 1.4239 |
| -0.7 | 285.0 | 13.4 | 2.3 | 1.07 |
| -0.7 | 315.0 | 14.8 | 2.42 | 1.3892 |
| -0.7 | 345.0 | 11.1 | 1.81 | 1.0357 |
| -0.5 | 15.0 | 13.8 | 2.09 | 2.4886 |
| -0.5 | 45.0 | 15.5 | 2.23 | 1.5338 |
| -0.5 | 75.0 | 18.9 | 2.99 | 0.324 |
| -0.5 | 105.0 | 15.8 | 2.75 | 0.886 |
| -0.5 | 135.0 | 10.0 | 1.9 | 1.6276 |
| -0.5 | 165.0 | 11.4 | 2.19 | 1.8936 |
| -0.5 | 195.0 | 10.6 | 1.77 | 1.479 |
| -0.5 | 225.0 | 16.4 | 2.79 | 0.2693 |
| -0.5 | 255.0 | 12.8 | 2.23 | 1.4396 |
| -0.5 | 285.0 | 18.2 | 3.05 | 1.7819 |
| -0.5 | 315.0 | 12.9 | 1.9 | 0.3674 |
| -0.5 | 345.0 | 10.4 | 1.58 | 0.4128 |
| -0.3 | 15.0 | 7.48 | 1.12 | 1.0037 |
| -0.3 | 45.0 | 13.8 | 1.87 | 0.8818 |
| -0.3 | 75.0 | 19.5 | 2.94 | 1.2777 |
| -0.3 | 105.0 | 14.7 | 2.75 | 1.8104 |
| -0.3 | 135.0 | 12.6 | 2.56 | 0.7649 |
| -0.3 | 165.0 | 13.4 | 2.53 | 3.0184 |
| -0.3 | 195.0 | 11.2 | 1.98 | 1.0252 |
| -0.3 | 225.0 | 16.2 | 3.05 | 1.1948 |
| -0.3 | 255.0 | 18.3 | 3.04 | 2.0359 |
| -0.3 | 285.0 | 12.7 | 2.23 | 0.75 |
| -0.3 | 315.0 | 13.3 | 2.0 | 1.2942 |
| -0.3 | 345.0 | 9.97 | 1.55 | 0.2333 |
| -0.1 | 15.0 | 10.7 | 1.53 | 0.7223 |
| -0.1 | 45.0 | 16.1 | 2.1 | 0.6964 |
| -0.1 | 75.0 | 16.6 | 2.34 | 4.6634 |
| -0.1 | 105.0 | 21.6 | 3.6 | 1.1705 |
| -0.1 | 135.0 | 15.1 | 2.85 | 0.4153 |
| -0.1 | 165.0 | 8.69 | 1.58 | 0.656 |
| -0.1 | 195.0 | 14.0 | 2.27 | 1.2369 |
| -0.1 | 225.0 | 15.3 | 2.86 | 1.0012 |
| -0.1 | 255.0 | 18.7 | 2.94 | 1.252 |
| -0.1 | 285.0 | 24.2 | 3.49 | 2.3896 |
| -0.1 | 315.0 | 17.1 | 2.44 | 0.3122 |
| -0.1 | 345.0 | 12.1 | 1.73 | 0.6305 |
| 0.1 | 15.0 | 14.6 | 2.1 | 1.9 |
| 0.1 | 45.0 | 18.2 | 2.58 | 0.5074 |
| 0.1 | 75.0 | 34.1 | 4.37 | 1.2369 |
| 0.1 | 105.0 | 25.9 | 3.93 | 3.3481 |
| 0.1 | 135.0 | 18.4 | 3.36 | 1.0124 |
| 0.1 | 165.0 | 16.1 | 2.55 | 1.2268 |
| 0.1 | 195.0 | 13.1 | 2.14 | 0.9206 |
| 0.1 | 225.0 | 19.1 | 3.35 | 1.3219 |
| 0.1 | 255.0 | 23.5 | 3.78 | 2.1172 |
| 0.1 | 285.0 | 26.8 | 3.7 | 0.4213 |
| 0.1 | 315.0 | 21.1 | 2.83 | 1.26 |
| 0.1 | 345.0 | 10.5 | 1.66 | 0.9014 |
| 0.3 | 15.0 | 8.88 | 1.38 | 0.4085 |
| 0.3 | 45.0 | 13.0 | 1.95 | 0.1871 |
| 0.3 | 75.0 | 22.4 | 3.44 | 1.7986 |
| 0.3 | 105.0 | 30.0 | 4.59 | 3.5199 |
| 0.3 | 135.0 | 20.1 | 3.94 | 0.911 |
| 0.3 | 165.0 | 21.4 | 3.81 | 1.1906 |
| 0.3 | 195.0 | 12.6 | 2.19 | 1.0571 |
| 0.3 | 225.0 | 16.9 | 3.59 | 2.487 |
| 0.3 | 255.0 | 25.9 | 3.86 | 1.2855 |
| 0.3 | 285.0 | 27.1 | 3.95 | 1.4782 |
| 0.3 | 315.0 | 13.7 | 2.2 | 0.4472 |
| 0.3 | 345.0 | 11.5 | 1.8 | 0.5958 |
| 0.5 | 15.0 | 6.68 | 1.15 | 1.3622 |
| 0.5 | 45.0 | 15.7 | 2.35 | 0.9354 |
| 0.5 | 75.0 | 24.9 | 3.61 | 1.0689 |
| 0.5 | 105.0 | 18.7 | 3.24 | 1.686 |
| 0.5 | 135.0 | 19.0 | 3.43 | 1.1822 |
| 0.5 | 165.0 | 12.7 | 2.25 | 0.9014 |
| 0.5 | 195.0 | 12.8 | 2.3 | 0.8231 |
| 0.5 | 225.0 | 18.3 | 3.24 | 3.6507 |
| 0.5 | 255.0 | 19.9 | 3.3 | 0.669 |
| 0.5 | 285.0 | 21.3 | 3.26 | 1.6538 |
| 0.5 | 315.0 | 19.3 | 2.78 | 1.6748 |
| 0.5 | 345.0 | 6.64 | 1.15 | 1.2125 |
| 0.7 | 15.0 | 7.98 | 1.41 | 0.966 |
| 0.7 | 45.0 | 14.0 | 2.3 | 0.7969 |
| 0.7 | 75.0 | 21.6 | 3.65 | 4.0231 |
| 0.7 | 105.0 | 21.1 | 3.93 | 3.9843 |
| 0.7 | 135.0 | 18.6 | 3.52 | 1.8398 |
| 0.7 | 165.0 | 12.8 | 2.22 | 1.1079 |
| 0.7 | 195.0 | 16.6 | 2.67 | 0.8231 |
| 0.7 | 225.0 | 16.0 | 3.21 | 2.0292 |
| 0.7 | 255.0 | 17.5 | 3.1 | 1.566 |
| 0.7 | 285.0 | 16.2 | 2.46 | 2.0585 |
| 0.7 | 315.0 | 10.7 | 1.83 | 1.4071 |
| 0.7 | 345.0 | 7.37 | 1.38 | 0.6995 |
| 0.9 | 15.0 | 6.22 | 1.16 | 2.1039 |
| 0.9 | 45.0 | 8.45 | 1.74 | 0.7631 |
| 0.9 | 75.0 | 15.2 | 2.77 | 2.3016 |
| 0.9 | 105.0 | 17.2 | 3.39 | 2.067 |
| 0.9 | 135.0 | 14.2 | 3.02 | 1.2166 |
| 0.9 | 165.0 | 14.8 | 2.74 | 1.8788 |
| 0.9 | 195.0 | 11.0 | 2.05 | 1.4209 |
| 0.9 | 225.0 | 10.4 | 2.34 | 1.8729 |
| 0.9 | 255.0 | 15.5 | 2.93 | 1.9506 |
| 0.9 | 285.0 | 11.8 | 2.14 | 0.8292 |
| 0.9 | 315.0 | 6.27 | 1.31 | 0.9507 |
| 0.9 | 345.0 | 7.85 | 1.6 | 0.5735 |
Experiment comment: