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Measurement E161M81

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π− p
Polarization: none
Quantity: dσ/dΩ
Eγ: 1.245 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 0.3463 0.00908435524652 0.0391601135054 0.041389279558
-0.65 0.2982 0.00821940463065 0.0360754956656 0.0377869164921
-0.61 0.2399 0.00712682815356 0.0230221267582 0.0249817556923
-0.58 0.2425 0.00701310438319 0.0354122347065 0.0366938387542
-0.55 0.2336 0.00656487119438 0.0347859521388 0.0360035766806
-0.53 0.2259 0.0066601739971 0.0295589594257 0.031000088398
-0.49 0.2162 0.00609627391742 0.0318213048809 0.0328540310502
-0.46 0.2149 0.00466231079717 0.0332749584227 0.0340345471966
-0.43 0.2128 0.00496893401015 0.0250111913911 0.0260657047765
-0.41 0.2314 0.00462584844258 0.0287299760909 0.0298072607563
-0.38 0.2479 0.00481879049676 0.0269729356606 0.02814322865
-0.34 0.2555 0.00479862270451 0.0245351425539 0.0260905945052
-0.31 0.2687 0.00488545454545 0.0190846098698 0.021056118239
-0.28 0.2841 0.00507888268156 0.0243765245822 0.0259782459535
-0.26 0.2876 0.0049568023469 0.0221522032876 0.0238702929734
-0.22 0.3212 0.00525695581015 0.0188818541359 0.0213285511941
-0.2 0.3289 0.00524561403509 0.0251589652688 0.0273796156255
-0.17 0.3459 0.00544394673123 0.0209027137948 0.0235656136109
-0.14 0.35 0.00554227666567 0.0344571207352 0.0361467107567
-0.1 0.3811 0.00574575109649 0.0355385191635 0.0374851444145
-0.07 0.3921 0.00553577517315 0.0344581658425 0.0364294534095
-0.04 0.397 0.00522093634929 0.0282211237132 0.0305405092533
-0.02 0.4196 0.00511834702514 0.0386626761067 0.0406573970255
0.02 0.4382 0.00511964711493 0.0323979816257 0.0347553019134
0.04 0.4575 0.00522618231666 0.0282201526997 0.0313211234482
0.07 0.4768 0.00554175438596 0.0240702920283 0.0277042677993
0.1 0.4886 0.00544051391863 0.0292991605392 0.0327572121542
0.14 0.5369 0.00565157894737 0.032410949622 0.0360152493714
0.17 0.5629 0.0055494233631 0.0355697048109 0.0392769114315
0.2 0.5989 0.00576066806576 0.0241216646075 0.0299312688817
0.23 0.6842 0.00681056661562 0.0230133913706 0.0305237736082
0.26 0.7164 0.00723107080164 0.03669429949 0.042370196792
0.28 0.7825 0.00807133288681 0.045083185174 0.0503701330391
0.31 0.8325 0.00796751038912 0.0345943460438 0.0423342767271
0.34 0.9343 0.00786447811448 0.0524132615279 0.0586714936232
0.38 1.0409 0.0078649506347 0.0492762879234 0.057373186528
0.41 1.1454 0.00786603790862 0.0419692202408 0.0530403887436
0.44 1.2684 0.0080769765134 0.0367222337338 0.0511077362725
0.46 1.4155 0.0084974060624 0.0514023743636 0.0649695191451
0.49 1.5349 0.00881402789171 0.0556057812851 0.0702232295287
0.52 1.6829 0.00923574680387 0.0724134033241 0.0863798325747
0.55 1.8255 0.00955374396135 0.0934127184934 0.106075408329
0.58 1.998 0.010187982968 0.0997812357262 0.114205938949
0.61 2.1902 0.0106136743115 0.0924930263188 0.110704537823
0.65 2.3234 0.0108304761043 0.115694169202 0.13222256724
0.68 2.5301 0.0112607919804 0.104193255847 0.125728299454
0.71 2.7214 0.0114831449365 0.0758355284967 0.107134031326
0.73 2.9998 0.0122376226481 0.084417596459 0.118521375738
0.76 3.1848 0.0128883670017 0.0887692514108 0.124700762556
0.79 3.3156 0.0140634902411 0.126923237598 0.156769899694
0.82 3.4679 0.0174585354691 0.211580929054 0.232679465058
0.85 3.6696 0.0259868508481 0.267339940119 0.286794855665
Created in SINP MSU, CLAS Collaboration