CLAS Physics Database

Measurement E161M104

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π p
Polarization: none
Quantity: dσ/dΩ
Eγ: 1.475 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 0.2525 0.00894559257697 0.0409339269243 0.0423844120036
-0.65 0.2399 0.00852977777778 0.0280309274028 0.0299902629828
-0.58 0.2264 0.00789147432878 0.038295360462 0.0396200796165
-0.55 0.186 0.0062888252149 0.0181408565789 0.019925955628
-0.53 0.1883 0.00543173076923 0.0271622219424 0.0282072337274
-0.49 0.1987 0.00500208891269 0.0240860770261 0.0251689688163
-0.46 0.2087 0.00468032619776 0.0232332637975 0.0242894421646
-0.43 0.1968 0.00435915721232 0.0170516201107 0.0183853294366
-0.41 0.1989 0.00435857830037 0.0159139182856 0.0173350175321
-0.38 0.2161 0.00478332513527 0.0170414142796 0.0188139817677
-0.34 0.2321 0.00510343563903 0.0294612447917 0.0305729520809
-0.31 0.2518 0.00553172792564 0.0244828508584 0.0258988351746
-0.28 0.2558 0.00542896379526 0.0260400912462 0.0276239956276
-0.26 0.2843 0.00564552266767 0.0244568614873 0.0261841013911
-0.22 0.2888 0.00597002583979 0.0312345768576 0.032663885077
-0.2 0.2932 0.0059749636099 0.0316407934455 0.0333121228819
-0.17 0.3266 0.00597894736842 0.0398540109445 0.0411952026044
-0.14 0.3298 0.00566226109491 0.0213623219546 0.0236951038719
-0.1 0.3687 0.00587953029864 0.0331831451714 0.0350464633738
-0.07 0.3629 0.00534777483053 0.0277901296212 0.0298923029201
-0.04 0.3903 0.00567047697368 0.0278281456603 0.0303484576635
-0.02 0.3958 0.00577966468361 0.029947378452 0.0323234586686
0.02 0.4083 0.00577783018868 0.0267838884091 0.0294150177722
0.04 0.4275 0.00577702702703 0.0299478873834 0.0326915317486
0.07 0.441 0.00556062075655 0.0278503051474 0.0307396271573
0.1 0.4511 0.00555726131249 0.0277489972198 0.0310701866238
0.14 0.4827 0.00587226277372 0.0266609551576 0.0301569679692
0.17 0.485 0.00607983285683 0.0330453571994 0.0359554028205
0.2 0.5119 0.00681965029142 0.0341252453457 0.0374556990558
0.23 0.5318 0.00734471577262 0.0298084744698 0.034125784925
0.26 0.5558 0.0070179452841 0.0467764731889 0.0495872905979
0.28 0.5852 0.00658482758621 0.0350874627988 0.0390933224437
0.31 0.6164 0.00657776247849 0.0318273945019 0.0366660093613
0.34 0.6277 0.00646567038163 0.031748308719 0.0365701008262
0.38 0.6551 0.00667064813318 0.0381207614494 0.0426813286892
0.41 0.7085 0.00698238017023 0.044454992601 0.0488633843171
0.44 0.7367 0.00708263739417 0.0348883397075 0.040875064345
0.46 0.8085 0.00728854193886 0.0338236183222 0.0411001721008
0.49 0.8628 0.00749618208517 0.0591267050845 0.0639662543996
0.52 0.9091 0.00770334300638 0.0664550111468 0.0715333437954
0.55 0.9641 0.00780562363239 0.0633207094062 0.069035029984
0.58 1.032 0.00812017167382 0.0748608897355 0.0805035432658
0.61 1.1255 0.00843466042155 0.0569790883006 0.0652121921709
0.65 1.2302 0.00874874475195 0.0600662090136 0.0694421317557
0.68 1.3488 0.0090629580436 0.0400883124052 0.0552236286555
0.71 1.4572 0.00937749819234 0.0526717431613 0.0668232894147
0.73 1.5345 0.00969268795057 0.0505796579693 0.0665447849689
0.76 1.6691 0.0106392615967 0.0600650157136 0.0759783883427
0.79 1.7519 0.011587336901 0.0853167253447 0.0982864687359
0.82 1.9126 0.0132717039322 0.115842228374 0.127942229252
0.85 2.1665 0.0152570422535 0.136751536231 0.149685564576
0.89 2.4415 0.025965479667 0.202239966044 0.214638864297