CLAS Physics Database

Measurement E161M99

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π p
Polarization: none
Quantity: dσ/dΩ
Eγ: 1.425 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 0.3224 0.0105757455268 0.0298838352049 0.0328317695243
-0.65 0.2549 0.00845031472933 0.0259592407627 0.0283082048696
-0.58 0.2252 0.00801994301994 0.0417364410792 0.042981559663
-0.55 0.2201 0.00950917475728 0.0270788772927 0.0294072578301
-0.53 0.1965 0.00544350896252 0.0233745205336 0.0245861983908
-0.49 0.2051 0.00501023908524 0.0312002805165 0.0320463624027
-0.46 0.1911 0.00425849582173 0.0288878038857 0.0296812331981
-0.43 0.2025 0.00457326680672 0.0159576072992 0.0174309634675
-0.41 0.1893 0.00414292929293 0.0170025332487 0.0182882879968
-0.38 0.2113 0.00445959798995 0.0148445944966 0.0163840154179
-0.34 0.2208 0.00456242191254 0.028436320196 0.0294952220177
-0.31 0.2501 0.00509325413661 0.0201667737206 0.0217525443088
-0.28 0.2597 0.00551650326797 0.0309116190403 0.032266180409
-0.26 0.2861 0.00551824925816 0.0180764743555 0.0203074201148
-0.22 0.3211 0.00605248015873 0.0373122966853 0.0387427422997
-0.2 0.3373 0.00626793700787 0.040518057279 0.0421000913274
-0.17 0.3444 0.00605888888889 0.0319302343467 0.0338787708028
-0.14 0.3444 0.00563718344657 0.0287526027133 0.0308240848176
-0.1 0.3797 0.00585463975329 0.0276877805784 0.0302357695039
-0.07 0.3813 0.0054319273743 0.0351831517207 0.0371591220276
-0.04 0.418 0.0056472087688 0.0287506353516 0.0315572967701
-0.02 0.4239 0.00554256977621 0.027751935433 0.0306326265994
0.02 0.446 0.00586281070746 0.0340996693622 0.036532864623
0.04 0.4572 0.00586290510609 0.0266630145279 0.0301482995723
0.07 0.4531 0.00554120413923 0.0319226417561 0.0348321324296
0.1 0.4671 0.00543139534884 0.0245053044169 0.0281661517822
0.14 0.5001 0.00574827586207 0.0191561302098 0.0243208238748
0.17 0.5233 0.0059562601626 0.0276660977529 0.0314972511232
0.2 0.5236 0.00637629389081 0.0265449218537 0.0305966110683
0.23 0.5732 0.00732693590219 0.0340199354833 0.0382719878679
0.26 0.5982 0.00731970207484 0.040341318292 0.0439795900455
0.28 0.6384 0.00699558359621 0.02968689627 0.0348978131121
0.31 0.6621 0.00667183301344 0.037104940968 0.0417781154743
0.34 0.6949 0.00666646870717 0.0296600437454 0.0358740887702
0.38 0.7604 0.00697905715478 0.023276227384 0.0322142163818
0.41 0.8037 0.00718627218935 0.0285082004346 0.0368359170396
0.44 0.8621 0.0073918422342 0.0359478882326 0.0434349258748
0.46 0.925 0.00749372432679 0.0401059109822 0.0480238945826
0.49 1.0085 0.00780638075314 0.048576747725 0.0563287275204
0.52 1.1232 0.00833093606234 0.0674877433637 0.0745604027555
0.55 1.1967 0.00853882135307 0.0801464193205 0.0869730175522
0.58 1.2921 0.00895900970715 0.0748658543334 0.0830358365143
0.61 1.3887 0.0091673799226 0.0527087198228 0.065583818776
0.65 1.5202 0.00948281120044 0.074801312099 0.0858704105657
0.68 1.6517 0.00969356978821 0.0527161711884 0.0701831560518
0.71 1.7768 0.0100092504744 0.0484774680129 0.0692761724811
0.73 1.9317 0.0104319386864 0.0579688248565 0.0790258407208
0.76 2.0607 0.0112796654389 0.0779885193319 0.0965972849612
0.79 2.1611 0.0123376939592 0.0844030290201 0.103746101389
0.82 2.3322 0.0145505493015 0.126566352223 0.142242749522
0.85 2.6191 0.0173960027373 0.179257884314 0.193844890006
0.89 2.8829 0.0286568450725 0.181754739224 0.200292534714