CLAS Physics Database

Measurement E195M36

Experiment: CLAS12 RG-K
Year: 2022

Measurement comment:

P′z vs. W (integrated over Q2, cos(θKc.m.))
Coordinate system:
    (x,y,z), z along virtual photon direction, y normal to electron scattering plane, x=y x z
Spokesperson: Daniel S. Carman
Reaction: ep → K+ Σ0
Polarization: final
Quantity: P′z
Q2: 0.3 — 3.5 GeV2
W: 1.6 — 2.4 GeV
Ebeam: 6.535 GeV
Publication:
D. S. Carman et al. (CLAS Collaboration) Beam-recoil transferred polarization in K + Y electroproduction in the nucleon resonance region with CLAS12 // https://journals.aps.org/prc/abstract/10.1103/PhysRevC.105.065201

Measurement data
W, [GeV] P′z uncertainty
1.6375 0.0 0.0
1.6625 0.0 0.0
1.6875 0.0 0.0
1.7125 0.0 0.0
1.7375 -0.04639 0.16692
1.7625 0.14368 0.11799
1.7875 -0.23862 0.09648
1.8125 -0.11345 0.08443
1.8375 -0.01562 0.07577
1.8625 -0.0028 0.07065
1.8875 -0.09958 0.06848
1.9125 0.00482 0.06932
1.9375 -0.16528 0.07234
1.9625 -0.02435 0.07644
1.9875 -0.06731 0.08136
2.0125 -0.14049 0.08522
2.0375 -0.16111 0.08877
2.0625 -0.10124 0.09259
2.0875 0.00748 0.09543
2.1125 -0.09396 0.0986
2.1375 -0.20014 0.09941
2.1625 0.00557 0.10262
2.1875 -0.13969 0.10388
2.2125 -0.054 0.10428
2.2375 -0.14591 0.10761
2.2625 -0.21902 0.10941
2.2875 -0.17983 0.11356
2.3125 -0.11777 0.11593
2.3375 -0.22214 0.12095
2.3625 -0.08275 0.12341
2.3875 -0.16989 0.12794