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Measurement E151M2732

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Experiment: EG4, 2016

Spokespersons: Xiaochao Zheng

Experiment comment: Final asymmetry results for the ep-> e pi+ (n) channel extracted from CLAS/EG4 data obtained using a longitudinally polarized beam and a longitudinally polarized NH3 target (CAA HS07-02).

No publications available for this experiment

Quantity measured: ALU,
Beam asymmetry.
Beam: e, polarization: longitudinal
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π+n, polarization: none

Q2 : 0.2445 GeV2
W : 1325 GeV
ε : 0.7562
Ebeam : 1.3383 GeV
εL: 0.5193 

Select data slice:
cos(θπ+) =
Observable quantity measured (Y axis): ALU,
Plot measurement data

Parameter (X axis): φ(π+), degrees

Click here to get data in text file, delimited with tabs.

Measured data:

cos(θπ+) φ(π+),
degrees 		ALU Stat. error Syst. error
0.65 246 0.0696 0.2892 0.03
0.65 258 -0.272 0.1672 0.0317
0.75 102 -0.0553 0.2199 0.03
0.75 114 -0.1137 0.2404 0.0302
0.75 126 -0.1726 0.3819 0.0302
0.75 234 0.0987 0.3969 0.0301
0.75 270 0.1132 0.2223 0.0302
0.75 282 0.2212 0.1988 0.0305
0.75 294 -0.1136 0.1935 0.0304
0.85 90 0.2976 0.2651 0.0306
0.85 102 0.0431 0.2303 0.03
0.85 114 0.1428 0.2034 0.0303
0.85 126 -0.253 0.1704 0.0313
0.85 138 -0.0618 0.2073 0.0302
0.85 150 0.1639 0.1923 0.0309
0.85 162 -0.1393 0.3872 0.0301
0.85 174 0.0501 0.4326 0.03
0.85 234 -0.0263 0.2789 0.03
0.85 246 -0.4574 0.3248 0.0314
0.95 66 0.3223 0.3284 0.0307
0.95 126 0.2449 0.3453 0.0304
0.95 138 -0.3891 0.347 0.031
0.95 270 0.5037 0.2218 0.0316
0.85 258 -0.1415 0.2304 0.0301
0.85 282 0.001 0.2592 0.03
0.85 294 -0.0244 0.2577 0.03
0.85 306 -0.2113 0.2436 0.0303
0.95 54 0.2094 0.2686 0.0303
0.95 114 -0.0428 0.2735 0.03
0.95 126 0.321 0.2583 0.0307
0.95 138 -0.1106 0.2859 0.0301
0.95 150 0.0068 0.2687 0.03