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Measurement E161M86

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π− p
Polarization: none
Quantity: dσ/dΩ
Eγ: 1.295 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 0.2928 0.00923487940631 0.0319938588225 0.0341574148323
-0.65 0.2523 0.00794217335058 0.0443951785949 0.0455699720416
-0.61 0.2181 0.00729176646707 0.0206504271576 0.0225659299173
-0.58 0.2047 0.00696110520723 0.0278430065599 0.0292107137355
-0.55 0.1836 0.00629733885275 0.0173952155311 0.0192800731904
-0.53 0.1994 0.0081277173913 0.0322928817235 0.0337379594324
-0.49 0.1766 0.00518776009792 0.0301570413862 0.0309038748788
-0.46 0.1721 0.00452611145899 0.0150334398945 0.0162810048869
-0.43 0.1837 0.00440192869667 0.0185858285731 0.0198400512281
-0.41 0.1846 0.00460162318841 0.022126569188 0.0232247767298
-0.38 0.2024 0.00479873551106 0.0192096886361 0.0205053519814
-0.34 0.211 0.00488967254408 0.0190835296109 0.0204043562101
-0.31 0.2301 0.0050874251497 0.0201682449744 0.0217504128788
-0.28 0.2497 0.00538920863309 0.0276802534365 0.0289039566907
-0.26 0.2645 0.00548405103668 0.025312747465 0.026931570345
-0.22 0.2774 0.00547430740038 0.0231618643137 0.0249147745803
-0.2 0.3092 0.00599265555933 0.0251971839567 0.0272314271656
-0.17 0.3293 0.0061993299298 0.0365783858094 0.0382862557284
-0.14 0.3404 0.00640678802839 0.025198275083 0.0276650025587
-0.1 0.3515 0.00619614580221 0.023082845951 0.0257010804659
-0.07 0.3694 0.00619869169511 0.0220450951749 0.0251950677409
-0.04 0.3765 0.00588445436785 0.0262484894193 0.0288795273864
-0.02 0.4154 0.00599286256644 0.0263265189165 0.0293726613566
0.02 0.4201 0.00589023535303 0.027373438357 0.0302963254102
0.04 0.4219 0.00578665835411 0.0262702224028 0.0292839829878
0.07 0.4677 0.00620933843384 0.0315956344487 0.0345880869082
0.1 0.4743 0.00610505992011 0.0294743658689 0.0326428577782
0.14 0.5099 0.00621059042114 0.0294523100388 0.0330646561076
0.17 0.5334 0.0063161634103 0.0252211435065 0.0298864556671
0.2 0.5787 0.0068429143169 0.0347323267814 0.038762435967
0.23 0.6334 0.00747405683896 0.0368496740063 0.0412000582027
0.26 0.6622 0.00820909090909 0.0421072538459 0.0464813903712
0.28 0.7109 0.00873367377146 0.0273388540808 0.0343865153705
0.31 0.8028 0.00873180448172 0.0473007990471 0.0529309864205
0.34 0.8285 0.00799365240574 0.0451985787522 0.0514027955609
0.38 0.9433 0.00851904337161 0.0346686587573 0.0437221782953
0.41 1.0346 0.00872858304533 0.0462841424034 0.0549967252463
0.44 1.1208 0.00883264846608 0.0409584462727 0.0518215567774
0.46 1.2621 0.00946338415396 0.0505213257977 0.062016012625
0.49 1.365 0.00977929281257 0.0494421422684 0.0624073631053
0.52 1.5111 0.0101994781156 0.0630807470324 0.0759268290383
0.55 1.6443 0.010726438987 0.0988195502249 0.109202313337
0.58 1.7815 0.011149495188 0.0946455427215 0.106879182666
0.61 1.9421 0.0115726435536 0.0989253957343 0.11263759472
0.65 2.1128 0.0121038158812 0.0863558778608 0.104665367411
0.68 2.2972 0.0123222262975 0.0779318467578 0.101085609063
0.71 2.508 0.0128582955119 0.0727727575163 0.100769349598
0.73 2.6838 0.0132939733459 0.0696425177078 0.101620362533
0.76 2.9073 0.014260273226 0.089774465231 0.120578650691
0.79 3.0094 0.0154349891098 0.116280054658 0.143384413896
0.82 3.1325 0.0182853358977 0.179671941302 0.19986499968
0.85 3.4188 0.0268224657534 0.170300661569 0.196201512136
Created in SINP MSU, CLAS Collaboration