CLAS Physics Database

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Measurement E50M21

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Experiment: e1-dvcs run CLAS data, 2012

Spokespersons: V. Burket, L. Elouadrhiri, M. Garson, S. Stepanyan

Publication:

I. Bedlinskiy, V. Kubarovsky, S. Niccolai, P. Stoler, and CLAS Collaboration Measurement of Exclusive π⁰ Electroproduction Structure Functions and their Relationship to Transverse Generalized Parton Distributions // PRL 109, 112001 (2012)

Quantity measured: d⁴σ/dQ² dx_b dt dφ, nb/(rad*GeV^4)
Four folded differential cross section.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π⁰p, polarization: none

Q² :	4.179 — 4.188 GeV²
x_b :	0.5246 — 0.5266

Select data slice:
-t = GeV^2

Observable quantity measured (Y axis): d⁴σ/dQ² dx_b dt dφ, nb/(rad*GeV^4)
Plot measurement data

Parameter (X axis): φ, degrees

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Measured data:

-t, GeV^2	φ, degrees	d⁴σ/dQ² dx_b dt dφ, nb/(rad*GeV^4)	Data errors, nb/(rad*GeV^4)	Systematic errors, nb/(rad*GeV^4)
0.5272	9	5.7441	1.658	0.462
0.5274	27	4.9669	1.377	0.529
0.5256	45	7.1293	1.841	0.413
0.5268	63	14.149	3.655	2.507
0.528	81	5.6531	2.529	1.11
0.5288	279	11.824	3.28	1.687
0.5266	297	5.0418	1.52	0.616
0.5275	315	2.6297	1.176	0.315
0.5256	333	6.2596	1.888	0.468
0.5275	351	2.6649	1.191	0.385