Measurement E7M14
| 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: | 1.62 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 | -0.145 | 0.0684 |
| -0.875 | 67.5 | -0.286 | 0.098 |
| -0.875 | 112.5 | -0.377 | 0.117 |
| -0.875 | 157.5 | 0.0 | 0.0 |
| -0.875 | 202.5 | 0.0 | 0.0 |
| -0.875 | 247.5 | 0.0546 | 0.0984 |
| -0.875 | 292.5 | 0.278 | 0.0967 |
| -0.875 | 337.5 | 0.0714 | 0.0712 |
| -0.625 | 22.5 | 0.0593 | 0.0629 |
| -0.625 | 67.5 | -0.132 | 0.0629 |
| -0.625 | 112.5 | -0.047 | 0.0652 |
| -0.625 | 157.5 | 0.2 | 0.209 |
| -0.625 | 202.5 | 0.0997 | 0.212 |
| -0.625 | 247.5 | 0.0936 | 0.0686 |
| -0.625 | 292.5 | 0.155 | 0.0651 |
| -0.625 | 337.5 | 0.107 | 0.058 |
| -0.375 | 22.5 | -0.0138 | 0.0575 |
| -0.375 | 67.5 | 0.0381 | 0.0526 |
| -0.375 | 112.5 | -0.0196 | 0.0594 |
| -0.375 | 157.5 | 0.0264 | 0.0739 |
| -0.375 | 202.5 | -0.0342 | 0.0704 |
| -0.375 | 247.5 | -0.00228 | 0.0584 |
| -0.375 | 292.5 | 0.083 | 0.0523 |
| -0.375 | 337.5 | 0.033 | 0.0586 |
| -0.125 | 22.5 | 0.0296 | 0.0686 |
| -0.125 | 67.5 | 0.0339 | 0.0454 |
| -0.125 | 112.5 | 0.0038 | 0.0516 |
| -0.125 | 157.5 | 0.0322 | 0.0586 |
| -0.125 | 202.5 | 0.0058 | 0.0588 |
| -0.125 | 247.5 | -0.0105 | 0.0497 |
| -0.125 | 292.5 | 0.00435 | 0.0454 |
| -0.125 | 337.5 | -0.106 | 0.0671 |
| 0.125 | 22.5 | 0.0158 | 0.0506 |
| 0.125 | 67.5 | 0.0265 | 0.0428 |
| 0.125 | 112.5 | -0.0246 | 0.0483 |
| 0.125 | 157.5 | 0.0483 | 0.0565 |
| 0.125 | 202.5 | 0.0538 | 0.0558 |
| 0.125 | 247.5 | -0.0439 | 0.0499 |
| 0.125 | 292.5 | -0.0878 | 0.0446 |
| 0.125 | 337.5 | 0.0228 | 0.0504 |
| 0.375 | 22.5 | -0.0514 | 0.05 |
| 0.375 | 67.5 | 0.088 | 0.0457 |
| 0.375 | 112.5 | -0.051 | 0.0541 |
| 0.375 | 157.5 | 0.0694 | 0.0642 |
| 0.375 | 202.5 | -0.0759 | 0.0646 |
| 0.375 | 247.5 | -0.132 | 0.0517 |
| 0.375 | 292.5 | 0.033 | 0.0468 |
| 0.375 | 337.5 | 0.0029 | 0.0491 |
| 0.625 | 22.5 | 0.00429 | 0.0654 |
| 0.625 | 67.5 | 0.00357 | 0.047 |
| 0.625 | 112.5 | 0.0174 | 0.0564 |
| 0.625 | 157.5 | 0.161 | 0.0741 |
| 0.625 | 202.5 | -0.00704 | 0.0736 |
| 0.625 | 247.5 | -0.174 | 0.0574 |
| 0.625 | 292.5 | -0.113 | 0.047 |
| 0.625 | 337.5 | 0.00694 | 0.0638 |
| 0.875 | 22.5 | 0.0399 | 0.0303 |
| 0.875 | 67.5 | 0.13 | 0.0423 |
| 0.875 | 112.5 | 0.0409 | 0.0606 |
| 0.875 | 157.5 | 0.141 | 0.106 |
| 0.875 | 202.5 | 0.0145 | 0.0926 |
| 0.875 | 247.5 | 0.0857 | 0.0583 |
| 0.875 | 292.5 | -0.0129 | 0.0429 |
| 0.875 | 337.5 | -0.0326 | 0.0303 |