CLAS Physics Database

Your browser does not support JavaScript or JavaScript is turned off in your browser. It is strongly recommended to turn JavaScript on to view this page. Some features may not work if JavaScript is turned off.

Measurement E154M12

You are not logged in.

Experiment: eg1-dvcs, 2009

Spokespersons: A. Kim

Publication:

A. Kim et al. (CLAS Collaboration) Target and Double Spin Asymmetries of Deeply Virtual π0 Production with a Longitudinally Polarized Proton Target and CLAS // arXiv:1511.03338, submitted to Phys. Lett. B (2016)

Quantity measured: A_LL^cos φ,
Double single spin asymmetry moment
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: longitudinal
Final state: π⁰p, polarization: none

Q² :	2.83 GeV²
x_b :	0.4

Observable quantity measured (Y axis): A_LL^cos φ,
Plot measurement data

Parameter (X axis): -t, (GeV/c)^2

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

Measured data:

-t, (GeV/c)^2	A_LL^cos φ	Data errors
0.27	0.159	0.066
0.52	0.085	0.031
0.88	0.126	0.03
1.24	0.102	0.054
1.59	0.059	0.059