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 E161M116

You are not logged in.

Experiment: g13, 2006

Spokespersons: Paul Mattione

Experiment comment: Ran: 2006-2007

Publication:

P. T. Mattione et al. (CLAS Collaboration) Differential Cross Section Measurements for γn → π⁻p Above the First Nucleon Resonance Region // Phys. Rev. C 96, 035204 (2017) arXiv:1706.01963 [nucl-ex]

Quantity measured: dσ/dΩ, mcb
Differential cross section.
Beam: γ, polarization: none
Target: n (Z=0, A=1), polarization: none
Final state: π⁻ p, polarization: none

E_γ :	1.69 GeV

Observable quantity measured (Y axis): dσ/dΩ, mcb
Plot measurement data

Parameter (X axis): cos(θ_π),

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

Measured data:

cos(θ_π)	dσ/dΩ, mcb	Data errors, mcb	Systematic errors, mcb	Full errors, mcb
-0.66	0.1252	0.00404557823129	0.0106580156115	0.011838954929
-0.62	0.1492	0.00384206008584	0.015634851272	0.0166563496106
-0.58	0.1634	0.00352661870504	0.0226268194961	0.0232955568499
-0.54	0.1485	0.00267278617711	0.0173958677292	0.0181120979466
-0.5	0.1619	0.00267514871117	0.00963553731626	0.0108775197911
-0.46	0.1646	0.00246471354167	0.0128660478453	0.0137834583847
-0.42	0.1739	0.00268198642813	0.0117990232138	0.0128383881805
-0.38	0.1776	0.00279346642468	0.0161603386516	0.0172574311523
-0.34	0.1915	0.0029047752809	0.0140018670386	0.0152782832052
-0.3	0.205	0.00323173935891	0.0150570867274	0.016314763192
-0.26	0.21	0.00323741007194	0.0172996871656	0.0184085143324
-0.22	0.2288	0.0032438563327	0.0172984795891	0.0187576761788
-0.18	0.2411	0.00314101527403	0.0227845127894	0.0239004703217
-0.14	0.2621	0.00303758278146	0.0173358902525	0.0191684162678
-0.1	0.2716	0.00303948840927	0.0140755642945	0.0162819090155
-0.06	0.2818	0.00314799691834	0.0162987765002	0.0182564762027
-0.02	0.2975	0.00314527889172	0.0227839246113	0.0242206370916
0.02	0.3091	0.00303251576734	0.0162189348639	0.0186365401184
0.06	0.3457	0.00313486554096	0.0194489747298	0.0219713759273
0.1	0.3494	0.00323518518519	0.0215586079518	0.0238628960657
0.14	0.3725	0.00365723361247	0.0214910363246	0.0238528838278
0.18	0.4052	0.00386211278793	0.0289434635939	0.0311083901571
0.22	0.4229	0.00353130060729	0.0256581354744	0.0284493671047
0.26	0.4341	0.00320211458077	0.0159823797418	0.0200883826914
0.3	0.4561	0.00330121410226	0.0223575934629	0.0259626676971
0.34	0.467	0.00350568698817	0.0159185476329	0.0206930011753
0.38	0.4672	0.00360444746993	0.0223107139831	0.0259345055868
0.42	0.4714	0.00359847328244	0.0254468267184	0.0286669242555
0.46	0.4857	0.00359308093995	0.0243361823086	0.0281762227951
0.5	0.4746	0.00348427141268	0.0306022850899	0.0333042170466
0.54	0.5007	0.00358773445732	0.0305903279071	0.0337167356418
0.58	0.5431	0.00379863998446	0.0369050177384	0.0399328990456
0.62	0.5589	0.00369293939966	0.0221948687446	0.0269156984407
0.66	0.6138	0.00379800618769	0.0200433317839	0.0264782047811
0.7	0.6752	0.00400524508273	0.0231561657411	0.0295518519159
0.74	0.7517	0.00452324377274	0.0304660510367	0.0372994890262
0.78	0.8425	0.00493242401594	0.0441251764113	0.0500441112933
0.82	1.0557	0.00555245608812	0.0450591858714	0.0540520835117
0.86	1.2699	0.00711956467969	0.0932285460509	0.099679535294