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Measurement E161M3

Experiment: g13
Year: 2006

Experiment comment:

Ran: 2006-2007
Spokesperson: Paul Mattione
Reaction: γn → π− p
Polarization: none
Quantity: dσ/dΩ
Eγ: 0.465 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
-0.61 6.3743 0.0680828960203 0.580319919759 0.610279341892
-0.59 6.3428 0.0601512576512 0.403743812588 0.440530133857
-0.57 6.1717 0.0534753787625 0.58957983672 0.614696996261
-0.55 5.9825 0.0501237324442 0.578733463216 0.603976513966
-0.53 6.2544 0.0513214370625 0.423400944848 0.457383724393
-0.51 6.1882 0.0501494947474 0.433408258085 0.466493410399
-0.49 6.1955 0.0487777805519 0.464043411896 0.494914311271
-0.47 6.2081 0.0468928648505 0.350375954121 0.390068706617
-0.45 6.2417 0.0457357956233 0.257469390411 0.309104834045
-0.43 6.1389 0.0448929135707 0.267661327635 0.31748819727
-0.41 6.1408 0.0445656744436 0.236741865037 0.291806917761
-0.39 6.0537 0.043621372489 0.226334765032 0.283242576846
-0.37 6.2296 0.0449452732376 0.267449738107 0.317221091037
-0.35 6.1987 0.0447251488663 0.287846054444 0.334541493674
-0.33 6.2606 0.0444079799025 0.339205455913 0.379584123163
-0.31 6.4 0.0443002601741 0.359782902524 0.402415571703
-0.29 6.3526 0.0433666661274 0.339138529614 0.383947449586
-0.27 6.5185 0.0441883434229 0.195262465173 0.265705601764
-0.25 6.5074 0.0436703773883 0.205511333358 0.273231842544
-0.23 6.5352 0.0427452901684 0.349394962998 0.39295953677
-0.21 6.8225 0.0424370453484 0.45211271513 0.490321731962
-0.19 6.8613 0.0402838168556 0.349385323246 0.397377997958
-0.17 7.0255 0.0384378858363 0.349392013264 0.397209596861
-0.15 7.1056 0.037002979893 0.339187587448 0.393137371782
-0.13 7.2395 0.0358793152416 0.30842004594 0.366830548078
-0.11 7.2451 0.0350605838277 0.277594660362 0.341248490751
-0.09 7.4564 0.0352735663255 0.287947539525 0.355613476076
-0.07 7.4571 0.0348731811284 0.308636066003 0.372561293272
-0.05 7.5315 0.034982854957 0.29835609573 0.364123860298
-0.03 7.5927 0.0350965921568 0.226395757953 0.307991917895
-0.01 7.6626 0.0353134185175 0.288244900168 0.355992607163
0.01 7.6674 0.0353246232371 0.298617918071 0.364480419518
0.03 7.8884 0.0366782524652 0.298756934306 0.370692401394
0.05 7.8993 0.0373080042272 0.432895325478 0.48541855875
0.07 7.9633 0.0380451822984 0.391756970715 0.449222328223
0.09 8.0231 0.0388820020053 0.453837459803 0.504369825289
0.11 7.9892 0.0392077591662 0.402394385673 0.458700676899
0.13 8.1994 0.0406687597563 0.474861676681 0.523577605455
0.15 8.3108 0.0419205466518 0.526634178314 0.575065725896
0.17 8.4649 0.044825537782 0.526796318479 0.575461075024
0.19 8.5451 0.0486620653383 0.516613214501 0.566498724544
0.21 8.8115 0.0534312162796 0.692441589686 0.734052018071
0.23 8.7649 0.0557161182659 0.785626803365 0.822702051462
0.25 9.0642 0.0585254072553 0.889276231947 0.925106991339
0.27 9.5148 0.0632886009912 0.816952209731 0.859217717548
0.29 9.5773 0.0660945719439 0.889547923138 0.928725309151
0.31 9.9674 0.070364204516 0.838151590539 0.883080698084
0.33 9.9823 0.0735294795049 0.807760252577 0.854626064426
0.35 10.3574 0.0781122960589 0.726110569545 0.782166924573
0.37 10.7837 0.0839829359036 0.758766384651 0.816993272233
0.39 10.8824 0.0878217805859 0.916803323977 0.966089243683
0.41 10.863 0.0931979994229 0.783577017851 0.841584327475
Created in SINP MSU, CLAS Collaboration