CLAS Physics Database

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Measurement E20M2

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Experiment: e6a CLAS experiment, 2006

Spokespersons: K. Sh. Egiyan, K. A. Griffioen and M. Strikman

Measurement comment: Cross section is presented for neutron momentum range 400

Publication:

K.Sh. Egiyan, G.A. Asryan, N. Gevorgyan, K.A. Griffioen, J.M. Laget, S.E. Kuhn and CLAS Collaboration Experimental Study of Exclusive ²H(e,e'p)n Reaction Mechanisms at High Q² // PRL 98, 262502 (2007)

Quantity measured: dσ/(dQ² dP_n dΩ_n), pb/(GeV/c)^3 srad
Cross section differential on the squared mass of the virtual photon (Q^2), the momentum of the undetected neutron (P_n) and the solid angle (Omega_n) of the neutron.
Beam: e, polarization: none
Target: d (Z=1, A=2), polarization: none
Final state: p n, polarization: none

Q² :	1.75 — 5.5 GeV²

Select data slice:
Q² = GeV2

Observable quantity measured (Y axis): dσ/(dQ² dP_n dΩ_n), pb/(GeV/c)^3 srad
Plot measurement data

Parameter (X axis): θ_n, degree

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Measured data:

Q², GeV2	θ_n, degree	dσ/(dQ² dP_n dΩ_n), pb/(GeV/c)^3 srad	Data errors, pb/(GeV/c)^3 srad
2	26	11.758	2.183
2	30	10.907	2.325
2	34	19.473	2.84
2	38	16.383	2.365
2	42	24.66	2.867
2	46	32.418	3.164
2	50	31.052	3.016
2	54	48.151	3.893
2	58	63.342	4.548
2	62	74.711	4.874
2	66	73.822	4.785
2	70	79.726	5.002
2	74	84.255	5.044
2	78	82.326	4.894
2	82	80.235	4.838
2	86	61.414	4.218
2	90	60.281	4.01
2	94	46.708	3.407
2	98	42.856	3.367
2	102	34.895	2.803
2	106	23.104	2.277
2	110	23.24	2.247
2	114	24.796	2.364
2	118	17.176	1.97
2	122	18.326	2.222
2	126	11.289	1.785
2	130	11.879	1.833
2	134	12.061	1.983
2	138	9.119	1.693
2	142	10.867	2.018
2	146	3.994	1.153
2	150	3.445	1.218
2	154	3.849	1.361
3	26	3.065	0.56
3	30	2.952	0.53
3	34	2.816	0.506
3	38	2.682	0.46
3	42	4.071	0.539
3	46	5.078	0.59
3	50	6.064	0.643
3	54	6.737	0.667
3	58	8.932	0.786
3	62	13.443	0.98
3	66	15.024	1.065
3	70	16.757	1.165
3	74	16.339	1.138
3	78	14.701	1.09
3	82	13.687	1.056
3	86	11.806	0.967
3	90	9.795	0.859
3	94	7.651	0.736
3	98	6.415	0.665
3	102	4.503	0.527
3	106	5.053	0.591
3	110	3.623	0.534
3	114	3.906	0.547
3	118	2.592	0.432
3	122	2.494	0.48
3	126	1.95	0.436
3	130	1.013	0.281
3	134	1.778	0.431
3	138	1.024	0.341
3	142	0.912	0.372
3	146	0.102	0.102
3	150	0.224	0.158
3	154	0.085	0.085
4	26	0.221	0.127
4	30	0.196	0.113
4	34	0.493	0.164
4	38	0.763	0.191
4	42	0.589	0.163
4	46	0.877	0.196
4	50	0.863	0.198
4	54	1.056	0.216
4	58	1.567	0.265
4	62	2.169	0.339
4	66	2.975	0.409
4	70	3.247	0.434
4	74	3.862	0.475
4	78	2.886	0.408
4	82	2.275	0.351
4	86	2.05	0.347
4	90	1.701	0.31
4	94	1.405	0.287
4	98	1.389	0.284
4	102	0.64	0.185
4	106	0.739	0.213
4	110	0.668	0.211
4	114	0.485	0.183
4	118	0.207	0.119
4	122	0.463	0.189
4	130	0.095	0.095
4	134	0.095	0.095
4	146	0.066	0.066
5	26	0.151	0.087
5	34	0.106	0.075
5	38	0.394	0.131
5	42	0.258	0.105
5	46	0.068	0.048
5	50	0.291	0.103
5	54	0.515	0.143
5	58	0.266	0.101
5	62	0.405	0.128
5	66	0.617	0.159
5	70	0.636	0.164
5	74	0.573	0.159
5	78	0.732	0.183
5	82	0.764	0.191
5	86	0.451	0.15
5	90	0.251	0.112
5	94	0.467	0.156
5	98	0.093	0.066
5	102	0.272	0.122
5	110	0.304	0.124
5	114	0.097	0.068
5	122	0.074	0.074