CLAS Physics Database

Measurement E161M12

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π p
Polarization: none
Quantity: dσ/dΩ
Eγ: 0.555 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
-0.65 5.4888 0.0608177285319 0.327297439489 0.364243625894
-0.63 5.2522 0.0523037163451 0.337470845047 0.367987660483
-0.61 4.9961 0.0469671100057 0.252773615272 0.291276369831
-0.59 5.1763 0.0469081152471 0.378605175247 0.405261287644
-0.57 5.0812 0.0455882579125 0.336122523406 0.365655333958
-0.55 5.1844 0.0457403860941 0.398684721403 0.423841607909
-0.53 5.0499 0.0434875495424 0.303904315591 0.335866847275
-0.51 5.1204 0.0431235650041 0.272104039186 0.307270498363
-0.49 4.9789 0.041401096109 0.292686366681 0.325348457962
-0.47 4.9422 0.0411484468112 0.240200947802 0.278967574845
-0.45 4.9382 0.0411055880675 0.156491439477 0.21112574229
-0.43 4.8207 0.0402333016216 0.260612684727 0.291859729032
-0.41 4.8502 0.0409251245277 0.197810854562 0.24316781915
-0.39 4.8674 0.0408867842257 0.218507576243 0.26021059968
-0.37 4.8448 0.0405361709431 0.239087993938 0.277603707443
-0.35 4.9065 0.0400869721664 0.301143611359 0.332447865307
-0.33 4.9145 0.039124218684 0.207544538623 0.250612139788
-0.31 4.9285 0.0387809593941 0.134833701976 0.194564035817
-0.29 5.0424 0.0384417721519 0.196882173276 0.241629651424
-0.27 5.1495 0.0376888647605 0.21745813269 0.258508184426
-0.25 5.062 0.0351822400294 0.196576448199 0.240781662623
-0.23 5.3625 0.0346394689651 0.330891820978 0.362829595018
-0.21 5.3186 0.0326548068703 0.248059879038 0.289016216414
-0.19 5.4634 0.0320179594306 0.227255583592 0.271253775455
-0.17 5.5394 0.0312791315691 0.206443832381 0.253938256691
-0.15 5.4988 0.0303345066987 0.206382600292 0.253731692375
-0.13 5.547 0.0299063005447 0.185606069911 0.237040526245
-0.11 5.6638 0.0300997288197 0.154597077349 0.220712891097
-0.09 5.6461 0.0296783500639 0.113380049116 0.193982448227
-0.07 5.7702 0.0297693164575 0.15455920483 0.220564560375
-0.05 5.6599 0.0291423630442 0.133864568412 0.206466416568
-0.03 5.6794 0.0292391704735 0.154456825392 0.220365959854
-0.01 5.6807 0.0293360784953 0.123565345055 0.199921203417
0.01 5.7758 0.0299477540402 0.13378917007 0.206461777544
0.03 5.8596 0.0305616254566 0.123473993413 0.200010674513
0.05 5.8617 0.0306615165877 0.133729994394 0.206503251882
0.07 6.0121 0.0313816145263 0.113231816508 0.202256262071
0.09 6.116 0.032205178244 0.123468969763 0.208287889938
0.11 6.1905 0.033854859622 0.195490174894 0.257817970753
0.13 6.27 0.035813281686 0.185270339922 0.250440011466
0.15 6.2137 0.0369495511164 0.144139414014 0.221946329992
0.17 6.2437 0.0372659873704 0.226454181205 0.282489191853
0.19 6.3375 0.0375865248688 0.236836004755 0.296901040818
0.21 6.4112 0.0375941907914 0.226602662868 0.288826557192
0.23 6.486 0.0376092585826 0.27816907389 0.330871215332
0.25 6.5433 0.0371058078541 0.30918136914 0.357313117411
0.27 6.6083 0.0368078618903 0.340214669441 0.384476725436
0.29 6.7602 0.0367200366189 0.288774737314 0.345268010559
0.31 6.8464 0.0368385603183 0.288961261199 0.345478328473
0.33 6.9379 0.0375763774607 0.258078778393 0.320225999625
0.35 7.0422 0.0386202149655 0.320078488806 0.372143007136
0.37 7.1137 0.0401816416914 0.402800789065 0.449867765711
0.39 7.2551 0.0422607120986 0.3822710978 0.431809166727
0.41 7.5606 0.0451635163213 0.496048250469 0.539284414282
0.43 7.8395 0.0474469666003 0.506482453161 0.549105967648
0.45 7.9234 0.0492040338678 0.527208889389 0.572269612117
0.47 8.0457 0.0512926043032 0.630818102739 0.669121512173
0.49 8.4479 0.0556075838737 0.641996227883 0.683484498196
0.51 9.0926 0.063070297651 0.549794232013 0.606822452362
0.53 9.3533 0.0711831545685 0.416257430571 0.490632318875
0.55 9.9623 0.0832550734515 0.459620498612 0.540321756681