Measurement E7M10
| 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: | 1.46 GeV | |
| x: | 0.226 | |
| 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 | 0.0115 | 0.101 |
| -0.875 | 67.5 | -0.0703 | 0.1 |
| -0.875 | 112.5 | -0.0125 | 0.0938 |
| -0.875 | 157.5 | 0.0281 | 0.093 |
| -0.875 | 202.5 | 0.116 | 0.0958 |
| -0.875 | 247.5 | -0.098 | 0.0952 |
| -0.875 | 292.5 | 0.13 | 0.0859 |
| -0.875 | 337.5 | 0.0477 | 0.0993 |
| -0.625 | 22.5 | 0.0167 | 0.0561 |
| -0.625 | 67.5 | 0.00359 | 0.0522 |
| -0.625 | 112.5 | -0.0294 | 0.0426 |
| -0.625 | 157.5 | -0.214 | 0.0959 |
| -0.625 | 202.5 | 0.0583 | 0.0941 |
| -0.625 | 247.5 | 0.0968 | 0.0426 |
| -0.625 | 292.5 | 0.0235 | 0.0528 |
| -0.625 | 337.5 | 0.0868 | 0.0559 |
| -0.375 | 22.5 | 0.0354 | 0.043 |
| -0.375 | 67.5 | -0.0251 | 0.0367 |
| -0.375 | 112.5 | -0.0817 | 0.0293 |
| -0.375 | 157.5 | -0.0243 | 0.0822 |
| -0.375 | 202.5 | 0.0877 | 0.0949 |
| -0.375 | 247.5 | 0.11 | 0.0296 |
| -0.375 | 292.5 | 0.0562 | 0.0371 |
| -0.375 | 337.5 | 0.0157 | 0.0429 |
| -0.125 | 22.5 | -0.125 | 0.0441 |
| -0.125 | 67.5 | -0.0516 | 0.031 |
| -0.125 | 112.5 | -0.0996 | 0.028 |
| -0.125 | 157.5 | -0.0451 | 0.0864 |
| -0.125 | 202.5 | -0.00499 | 0.0806 |
| -0.125 | 247.5 | 0.0426 | 0.0286 |
| -0.125 | 292.5 | 0.107 | 0.0313 |
| -0.125 | 337.5 | 0.0688 | 0.0436 |
| 0.125 | 22.5 | -0.139 | 0.0374 |
| 0.125 | 67.5 | -0.082 | 0.0287 |
| 0.125 | 112.5 | -0.155 | 0.0309 |
| 0.125 | 157.5 | -0.072 | 0.0514 |
| 0.125 | 202.5 | -0.0528 | 0.0503 |
| 0.125 | 247.5 | 0.136 | 0.0309 |
| 0.125 | 292.5 | 0.0612 | 0.0293 |
| 0.125 | 337.5 | 0.00252 | 0.0381 |
| 0.375 | 22.5 | -0.0861 | 0.0281 |
| 0.375 | 67.5 | -0.178 | 0.0307 |
| 0.375 | 112.5 | -0.128 | 0.0365 |
| 0.375 | 157.5 | -0.0678 | 0.0478 |
| 0.375 | 202.5 | 0.0745 | 0.0454 |
| 0.375 | 247.5 | 0.129 | 0.0355 |
| 0.375 | 292.5 | 0.148 | 0.031 |
| 0.375 | 337.5 | 0.042 | 0.0277 |
| 0.625 | 22.5 | -0.116 | 0.0309 |
| 0.625 | 67.5 | -0.157 | 0.0357 |
| 0.625 | 112.5 | -0.219 | 0.0454 |
| 0.625 | 157.5 | -0.168 | 0.0542 |
| 0.625 | 202.5 | 0.177 | 0.0552 |
| 0.625 | 247.5 | 0.154 | 0.0449 |
| 0.625 | 292.5 | 0.145 | 0.0357 |
| 0.625 | 337.5 | 0.097 | 0.0307 |
| 0.875 | 22.5 | -0.0381 | 0.0346 |
| 0.875 | 67.5 | -0.018 | 0.0454 |
| 0.875 | 112.5 | -0.143 | 0.0683 |
| 0.875 | 157.5 | -0.00242 | 0.0832 |
| 0.875 | 202.5 | 0.342 | 0.087 |
| 0.875 | 247.5 | 0.151 | 0.0651 |
| 0.875 | 292.5 | 0.126 | 0.0465 |
| 0.875 | 337.5 | 0.102 | 0.0351 |