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Measurement E161M79

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π− p
Polarization: none
Quantity: dσ/dΩ
Eγ: 1.225 GeV
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]

Measurement data
cos(θπ) dσ/dΩ, [μb] uncertainty syst. uncert. full uncertainty
-0.67 0.3543 0.0104238154227 0.049208069176 0.0512602131074
-0.65 0.3019 0.00900866084425 0.036504849401 0.0386135393454
-0.61 0.2667 0.00813511953833 0.0304313954675 0.0324263615729
-0.58 0.2392 0.00747156637575 0.0288481489162 0.0305205148786
-0.55 0.2346 0.00745806451613 0.0366488372759 0.0379745294999
-0.53 0.2257 0.0113835111542 0.0289417634881 0.0317858597147
-0.49 0.2638 0.008182382134 0.0310396298724 0.0329959404889
-0.46 0.258 0.00728138163437 0.0278643406793 0.0295289476535
-0.43 0.2533 0.00552064102564 0.0366869530306 0.0376642185586
-0.41 0.2442 0.00517281553398 0.0226159673561 0.024084214895
-0.38 0.2496 0.00514860335196 0.019325938102 0.0210099722035
-0.34 0.2709 0.00534108832808 0.017084577123 0.0193990556491
-0.31 0.2901 0.00574244868035 0.0298527098126 0.0312981128804
-0.28 0.3088 0.0058244170096 0.0264666991991 0.0283933572979
-0.26 0.326 0.00590809061489 0.0345991974659 0.0361004956355
-0.22 0.3293 0.00588786717752 0.0221301382757 0.0247780472471
-0.2 0.3451 0.00597711941659 0.0240689435472 0.0265350236787
-0.17 0.3594 0.00627590221187 0.0230612890235 0.0256871686702
-0.14 0.3755 0.00647413793103 0.0386616804866 0.0405669651653
-0.1 0.3785 0.00625792229264 0.0302596828896 0.0326127612813
-0.07 0.4085 0.00656517857143 0.0420910730479 0.0441153103008
-0.04 0.4182 0.0063553064275 0.0434375422902 0.045371251997
-0.02 0.4196 0.00583501365781 0.034408757833 0.0367338951553
0.02 0.4535 0.00583681912204 0.0364354434931 0.0389621199946
0.04 0.4617 0.00583902439024 0.0354219676778 0.0380179566359
0.07 0.4936 0.00625866441251 0.0322992123708 0.0355850463126
0.1 0.51 0.00636717151044 0.0323799185755 0.0356809210272
0.14 0.5287 0.00616103100928 0.028235645856 0.0323872926957
0.17 0.5772 0.00626937002172 0.0355514415957 0.039355638134
0.2 0.6337 0.00669033322336 0.0407545020993 0.0449611550676
0.23 0.6888 0.00732098390525 0.0397311363374 0.04457078867
0.26 0.7418 0.00815969538852 0.0470984009407 0.051767775441
0.28 0.8154 0.0094181211499 0.0428778380286 0.0490931532833
0.31 0.8622 0.00921131479908 0.0376907373193 0.0451191977106
0.34 0.9913 0.00921457695152 0.0408742164647 0.0499680342028
0.38 1.0774 0.00900713521921 0.0544601828416 0.0625062258152
0.41 1.1866 0.00890447603072 0.055490091968 0.0649082061809
0.44 1.3116 0.00922038664323 0.0608048885383 0.0710727453425
0.46 1.4451 0.00953688447313 0.0492857772034 0.0640782261892
0.49 1.5899 0.00995915205064 0.051343015985 0.067695703312
0.52 1.7633 0.0105913351175 0.0744504104786 0.0893416021022
0.55 1.8889 0.0109094018993 0.0891348694406 0.103469835463
0.58 2.0759 0.0115438552146 0.0933892360328 0.109846621085
0.61 2.2658 0.0120761458961 0.101886832811 0.119855291647
0.65 2.4436 0.0125054143551 0.102943210615 0.123600408082
0.68 2.6416 0.0128324918372 0.0925142537842 0.118283604575
0.71 2.8512 0.0132687423823 0.0884098437709 0.118596208425
0.73 3.0576 0.0138157284768 0.0759537072608 0.113584476826
0.76 3.2814 0.014681170336 0.101443152739 0.136257657099
0.79 3.3949 0.0159638110364 0.137476240628 0.166763033811
0.82 3.5876 0.020328145197 0.211726371794 0.234385448702
0.85 3.7121 0.0303164117511 0.21426589831 0.23913565938
Created in SINP MSU, CLAS Collaboration