Measurement E216M412
| Experiment: | CLAS12 Run Group A | |
|---|---|---|
| Year: | 2018 |
|
| Spokesperson: | Krishna Chandra | |
| Reaction: | ep → π+π−p | |
| Polarization: | none | |
| Quantity: | dσ/d(−cos(θ(π−))) | |
| Q2: | 3.5 — 4.2 GeV2 | |
| W: | 1.55 — 1.6 GeV | |
| θ(π−), [deg] | dσ/d(−cos(θ(π−))), [μb/rad] | uncertainty |
|---|---|---|
| 9.0 | 1.19195 | 0.12381 |
| 27.0 | 1.05463 | 0.0832162 |
| 45.0 | 0.857867 | 0.0502805 |
| 63.0 | 0.701421 | 0.0336684 |
| 81.0 | 0.611475 | 0.0313865 |
| 99.0 | 0.5793 | 0.0595691 |
| 117.0 | 0.493462 | 0.0252083 |
| 135.0 | 0.497041 | 0.0306693 |
| 153.0 | 0.531975 | 0.0348319 |
| 171.0 | 0.532472 | 0.0839451 |