CLAS Physics Database

Measurement E161M78

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π p
Polarization: none
Quantity: dσ/dΩ
Eγ: 1.215 GeV
Publication:
P. T. Mattione et al. (CLAS Collaboration) Differential Cross Section Measurements for γn → πp Above the First Nucleon Resonance Region // Phys. Rev. C 96, 035204 (2017) arXiv:1706.01963 [nucl-ex]

Measurement data
cos(θπ) dσ/dΩ, [μb] uncertainty syst. uncert. full uncertainty
-0.67 0.3638 0.00922402656203 0.0307461759245 0.0335869234647
-0.65 0.3094 0.00791923213651 0.0296610141831 0.0319361078519
-0.61 0.2726 0.00726053268765 0.0274562318079 0.0294254770715
-0.58 0.2658 0.00714811750103 0.0219662107836 0.0243488969686
-0.55 0.2466 0.00669750667854 0.02708419104 0.0286671927931
-0.53 0.2574 0.0086530212766 0.0507678561965 0.051917627694
-0.49 0.2642 0.00742380165289 0.0316407517139 0.0333864109733
-0.46 0.283 0.00674586697424 0.037294815709 0.0386577035966
-0.43 0.2622 0.00498396694215 0.0285685154238 0.0299753493538
-0.41 0.2609 0.00474559735428 0.017259470031 0.0194270350549
-0.38 0.2832 0.00515299469295 0.0182878824825 0.0204321310066
-0.34 0.2864 0.00491582089552 0.0294931297919 0.0308215725053
-0.31 0.2972 0.00510762620838 0.028749820078 0.0304155591344
-0.28 0.3328 0.00550958293537 0.0386088655088 0.0401488704522
-0.26 0.3287 0.00538160513644 0.0231835788039 0.0256248329531
-0.22 0.3423 0.00546838709677 0.0326451641527 0.0344265459429
-0.2 0.3573 0.00545176056338 0.0314306905231 0.0332662468384
-0.17 0.361 0.00543800695249 0.0378109518577 0.0393424010772
-0.14 0.3709 0.00563550928531 0.0302800435121 0.0325200365009
-0.1 0.3955 0.00583610013175 0.0292229350896 0.0315697624372
-0.07 0.4002 0.00562195629553 0.0333291705179 0.0353670687129
-0.04 0.4066 0.00530755055029 0.0430742371628 0.0448843945578
-0.02 0.4154 0.00509884769539 0.0239635504919 0.0270420026589
0.02 0.4493 0.00520505097312 0.0312697528671 0.0340726154036
0.04 0.4777 0.00531124918247 0.0416628207413 0.0441281134301
0.07 0.4927 0.00552190738 0.0239722451783 0.0280821668119
0.1 0.5105 0.00552511741883 0.0260198592907 0.029853332173
0.14 0.5314 0.00552781157998 0.0313158633784 0.0349921645958
0.17 0.5953 0.00574009467041 0.0406971904826 0.0443626923623
0.2 0.6231 0.00595218702866 0.0303213038898 0.0351278194929
0.23 0.7061 0.00668694880142 0.0354752690719 0.0407052193872
0.26 0.7446 0.00731639528355 0.0449079097716 0.0496449537112
0.28 0.8174 0.00826079058462 0.0512383580818 0.0563543296765
0.31 0.8938 0.00847253364541 0.0575799980343 0.0629763312546
0.34 1.0015 0.00837112109497 0.0366563000262 0.0464104971675
0.38 1.1051 0.00816344350791 0.0460825150148 0.055780276497
0.41 1.2067 0.00816611140031 0.0450661139283 0.056133508693
0.44 1.3246 0.00816749407115 0.053378760201 0.0652621641546
0.46 1.5057 0.00879852521739 0.0555069901364 0.0694779580505
0.49 1.6247 0.00901097639623 0.0534456949098 0.0698159317405
0.52 1.8005 0.00953754584085 0.0544713247437 0.07405824082
0.55 1.921 0.00975126903553 0.0765816737359 0.093318508876
0.58 2.1256 0.0104900557667 0.0703218936748 0.0915639580683
0.61 2.2851 0.0108114515388 0.0987096880535 0.117028947294
0.65 2.4495 0.0111345683777 0.105011339326 0.125183496796
0.68 2.6208 0.0113563793934 0.105188747721 0.12769627062
0.71 2.9414 0.0122132798797 0.0915892777271 0.122231938625
0.73 3.1068 0.0123365212965 0.0875349658268 0.122187837123
0.76 3.3331 0.0133053668737 0.10344784779 0.138295867073
0.79 3.4934 0.0144805240386 0.147993258034 0.176524607345
0.82 3.6771 0.0185284336309 0.20114844555 0.225656652654
0.85 3.852 0.0280878350171 0.171515344865 0.203087003441