Measurement E179M6
Experiment: | SIDIS Dihadron Beam Spin Asymmetry | |
---|---|---|
Year: | 2020 | |
Spokespersons: | C. Dilks, T. Hayward, A. Vossen | |
Reaction: | ep → π π + X | |
Polarization: | beam (longitudinal) | |
Quantity: | ALUsin (φh−φR) | |
Q2: | 1.0 — 10.6 GeV2 | |
W: | 2.0 — 4.0 GeV | |
x: | 0.06 — 0.77 | |
Ebeam: | 10.6041 GeV | |
Publication: |
T.B. Hayward, C. Dilks, A. Vossen, H. Avakian Observation of Beam Spin Asymmetries in the Process ep→eπ+π-X with CLAS12 //
(submitted to PRL)
|
Q2, [GeV2] | x | M(π+,π−), [GeV] | z | PT, [GeV] | ALUsin (φh−φR) | uncertainty | syst. uncert. |
---|---|---|---|---|---|---|---|
3.145 | 0.249 | 0.338 | 0.53 | 0.638 | 0.00214505 | 0.00843095 | 0.00124362352784591 |
3.09 | 0.242 | 0.422 | 0.546 | 0.589 | 0.0217861 | 0.00777736 | 0.0020142896829654 |
3.057 | 0.24 | 0.496 | 0.551 | 0.571 | 0.0264719 | 0.00807064 | 0.00239100260270072 |
3.056 | 0.238 | 0.568 | 0.55 | 0.549 | 0.006912 | 0.00734443 | 0.00174596911009295 |
3.0 | 0.233 | 0.641 | 0.547 | 0.519 | 0.0207799 | 0.00666897 | 0.00285399420605802 |
2.918 | 0.225 | 0.708 | 0.55 | 0.494 | -0.0119935 | 0.0056393 | 0.000967075533234667 |
2.893 | 0.222 | 0.759 | 0.555 | 0.472 | -0.0261828 | 0.00570335 | 0.00123661129457342 |
2.855 | 0.219 | 0.805 | 0.559 | 0.458 | -0.0297653 | 0.00524423 | 0.00132835505307974 |
2.826 | 0.216 | 0.864 | 0.56 | 0.434 | -0.0351369 | 0.0045779 | 0.00174490771170026 |
2.764 | 0.209 | 0.939 | 0.569 | 0.417 | -0.0310176 | 0.0042794 | 0.0018100290206693 |
2.665 | 0.199 | 1.045 | 0.579 | 0.394 | -0.00998399 | 0.00369913 | 0.00122420080950063 |
2.471 | 0.18 | 1.271 | 0.628 | 0.378 | -0.0195011 | 0.00347298 | 0.00104304075800822 |
Measurement comment:
Experiment comment:
Process: ep→eπ+π-X
Data tables have the following columns: