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Measurement E7M15
| Experiment: | E89-042 CLAS Experiment | |
|---|---|---|
| Year: | 2003 |
|
| Spokespersons: | V. D. Burkert, R. Minehart | |
| Reaction: | ep → π0p | |
| Polarization: | beam | |
| Quantity: | Ab(θπ, φπ) | |
| Q2: | 0.4 GeV2 | |
| W: | 1.66 GeV | |
| x: | 0.1758 | |
| Publication: |
K. Joo, L.C. Smith, V.D. Burkert, R. Minehart, and CLAS Collaboration Measurement of the Polarized Structure Function of Single pi0 Electroproduction in the Delta Resonance Region //
Phys. Rev. C, 68 03220101 (2003)
|
|
| cos(θπ) | φπ, [deg] | Ab(θπ, φπ), [1/sr] | uncertainty |
|---|---|---|---|
| -0.875 | 22.5 | -0.165 | 0.0778 |
| -0.875 | 67.5 | -0.0565 | 0.112 |
| -0.875 | 112.5 | -0.226 | 0.127 |
| -0.875 | 157.5 | 0.0 | 0.0 |
| -0.875 | 202.5 | 0.0 | 0.0 |
| -0.875 | 247.5 | 0.099 | 0.127 |
| -0.875 | 292.5 | 0.296 | 0.111 |
| -0.875 | 337.5 | -0.078 | 0.0793 |
| -0.625 | 22.5 | -0.0619 | 0.0703 |
| -0.625 | 67.5 | -0.143 | 0.0775 |
| -0.625 | 112.5 | -0.14 | 0.0893 |
| -0.625 | 157.5 | -0.0267 | 0.199 |
| -0.625 | 202.5 | 0.483 | 0.193 |
| -0.625 | 247.5 | 0.0761 | 0.0865 |
| -0.625 | 292.5 | 0.122 | 0.0761 |
| -0.625 | 337.5 | 0.0694 | 0.0659 |
| -0.375 | 22.5 | 0.0245 | 0.0748 |
| -0.375 | 67.5 | -0.107 | 0.0645 |
| -0.375 | 112.5 | -0.11 | 0.0733 |
| -0.375 | 157.5 | 0.0978 | 0.0752 |
| -0.375 | 202.5 | -0.017 | 0.0768 |
| -0.375 | 247.5 | -0.00409 | 0.0781 |
| -0.375 | 292.5 | 0.0699 | 0.067 |
| -0.375 | 337.5 | -0.0168 | 0.0748 |
| -0.125 | 22.5 | -0.157 | 0.0867 |
| -0.125 | 67.5 | 0.0137 | 0.0597 |
| -0.125 | 112.5 | -0.0839 | 0.063 |
| -0.125 | 157.5 | -0.0103 | 0.0629 |
| -0.125 | 202.5 | -0.0196 | 0.0626 |
| -0.125 | 247.5 | 0.135 | 0.063 |
| -0.125 | 292.5 | 0.00323 | 0.0591 |
| -0.125 | 337.5 | 0.0607 | 0.0877 |
| 0.125 | 22.5 | 0.00636 | 0.0643 |
| 0.125 | 67.5 | 0.101 | 0.0586 |
| 0.125 | 112.5 | -0.0294 | 0.0609 |
| 0.125 | 157.5 | -0.0668 | 0.0639 |
| 0.125 | 202.5 | -0.0968 | 0.0652 |
| 0.125 | 247.5 | -0.0303 | 0.0591 |
| 0.125 | 292.5 | 0.0414 | 0.0581 |
| 0.125 | 337.5 | -0.0428 | 0.0616 |
| 0.375 | 22.5 | 0.0713 | 0.0593 |
| 0.375 | 67.5 | 0.0299 | 0.0543 |
| 0.375 | 112.5 | -0.00132 | 0.0614 |
| 0.375 | 157.5 | -0.00745 | 0.0767 |
| 0.375 | 202.5 | -0.0609 | 0.0717 |
| 0.375 | 247.5 | -0.0435 | 0.0583 |
| 0.375 | 292.5 | -0.108 | 0.0564 |
| 0.375 | 337.5 | 0.0403 | 0.0594 |
| 0.625 | 22.5 | 0.0757 | 0.0829 |
| 0.625 | 67.5 | 0.0293 | 0.0506 |
| 0.625 | 112.5 | 0.0946 | 0.0578 |
| 0.625 | 157.5 | 0.0443 | 0.0833 |
| 0.625 | 202.5 | -0.0796 | 0.0817 |
| 0.625 | 247.5 | -0.0355 | 0.0546 |
| 0.625 | 292.5 | -0.0523 | 0.0506 |
| 0.625 | 337.5 | 0.0919 | 0.0819 |
| 0.875 | 22.5 | 0.0472 | 0.0322 |
| 0.875 | 67.5 | 0.0304 | 0.0436 |
| 0.875 | 112.5 | 0.00733 | 0.0543 |
| 0.875 | 157.5 | 0.188 | 0.09 |
| 0.875 | 202.5 | 0.00383 | 0.0865 |
| 0.875 | 247.5 | -0.134 | 0.0559 |
| 0.875 | 292.5 | 0.0365 | 0.0443 |
| 0.875 | 337.5 | -0.019 | 0.0326 |