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Measurement E38M191

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Experiment: E1-5st-Lambda (E93-030/E00-112), 1999

Spokespersons: Mestayer, Hicks, Carman, Raue

Experiment comment: 5 structure function group analysis results for the K+Λ channel.

Measurement comment: To determine σ_L/σ_T used Rosenbluth separation.

Publication:

Quantity measured: σLT,
Ratio of the longitudinal to transverse cross sections.
Beam: e, polarization: none
Target: p (Z=1, A=1), polarization: none
Final state: K+ Λ, polarization: none

Q2 : 1 GeV2
W : 1.75 GeV

Observable quantity measured (Y axis): σLT,
Plot measurement data

Parameter (X axis): cos(θ),

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

Measured data:

cos(θ) σLT Data errors Systematic errors
-0.6 0.0259 0.3594 0.517
-0.25 -0.3798 0.1341 0.277
0.05 -0.1023 0.1635 0.434
0.35 -0.1036 0.1423 0.433
0.65 -0.4156 0.0963 0.259
0.9 -0.0827 0.1166 0.446