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Measurement E41M7

Experiment: E99-107 CLAS experiment for generalized form factor near threshold
Year: 2005
Spokespersons: V. D. Burkert, R. Minehart
Reaction: ep → π+n
Polarization: none
Quantity: dσ/dΩ
Q2: 2.23 — 2.66 GeV2
W: 1.12 — 1.14 GeV
ε: 0.91
Publication:
K.Park, R.W.Gothe, and CLAS Collaboration Measurement of the generalized form factors near threshold via γ* p -> nπ+ at high Q2 // Phys. Rev. C 85, 035208 (2012); arXiv:1201.0903v1

Slice: cos(θ) = dimensionless

Measurement data
cos(θ) φ, [deg] dσ/dΩ, [μb/sr] uncertainty syst. uncert.
-0.7 150.0 0.27014 0.14336 0.1434
-0.7 210.0 0.1591 0.067475 0.06747
-0.5 90.0 0.36836 0.066451 0.06645
-0.5 150.0 0.098155 0.021972 0.02197
-0.5 210.0 0.15036 0.034641 0.03464
-0.5 270.0 0.43749 0.088704 0.0887
-0.3 30.0 0.31001 0.039287 0.03929
-0.3 90.0 0.20317 0.032662 0.03266
-0.3 150.0 0.09821 0.020221 0.02022
-0.3 210.0 0.15051 0.028617 0.02862
-0.3 270.0 0.24246 0.041749 0.04175
-0.3 330.0 0.29614 0.039951 0.03995
-0.1 15.0 0.18854 0.048965 0.05656
-0.1 45.0 0.36741 0.058509 0.1102
-0.1 75.0 0.3046 0.034542 0.00125
-0.1 105.0 0.2076 0.039665 0.06671
-0.1 135.0 0.22612 0.033918 0.05113
-0.1 165.0 0.12811 0.020726 0.02982
-0.1 195.0 0.13984 0.021201 0.01562
-0.1 225.0 0.20523 0.02937 0.02374
-0.1 255.0 0.28577 0.060532 0.116
-0.1 285.0 0.34222 0.041577 0.02239
-0.1 315.0 0.20585 0.030594 0.06977
0.1 15.0 0.12025 0.027521 0.07698
0.1 45.0 0.1631 0.042333 0.04175
0.1 75.0 0.30678 0.055826 0.09934
0.1 105.0 0.23364 0.037485 0.064
0.1 135.0 0.15357 0.019603 0.01128
0.1 165.0 0.1606 0.021757 0.05521
0.1 195.0 0.18081 0.02415 0.06196
0.1 225.0 0.20805 0.026075 0.06755
0.1 255.0 0.2227 0.039464 0.08269
0.1 285.0 0.21744 0.040449 0.03576
0.1 315.0 0.29567 0.084562 0.07399
0.1 345.0 0.25277 0.0727 0.07583
0.3 15.0 0.24224 0.04912 0.08514
0.3 45.0 0.18115 0.042002 0.0793
0.3 75.0 0.22479 0.049923 0.04456
0.3 105.0 0.35047 0.046849 0.03701
0.3 135.0 0.28765 0.033047 0.04831
0.3 165.0 0.26989 0.034813 0.05508
0.3 195.0 0.19949 0.025093 0.02916
0.3 225.0 0.35761 0.037418 0.03819
0.3 255.0 0.34883 0.043098 0.01191
0.3 285.0 0.20328 0.041609 0.09691
0.3 315.0 0.20094 0.049413 0.05763
0.3 345.0 0.076624 0.015788 0.05145
0.5 15.0 0.16221 0.029904 0.01985
0.5 45.0 0.19725 0.033313 0.05447
0.5 75.0 0.52529 0.072817 0.0662
0.5 105.0 0.55981 0.061811 0.07256
0.5 135.0 0.3993 0.041601 0.04195
0.5 165.0 0.36606 0.042975 0.06724
0.5 195.0 0.36238 0.044495 0.09907
0.5 225.0 0.32553 0.034655 0.03563
0.5 255.0 0.55625 0.062372 0.08035
0.5 285.0 0.4335 0.059508 0.06222
0.5 315.0 0.23366 0.039626 0.02341
0.5 345.0 0.15215 0.030109 0.03978
0.7 15.0 0.12689 0.022664 0.02897
0.7 45.0 0.18211 0.025407 0.02337
0.7 75.0 0.4144 0.048489 0.0564
0.7 105.0 0.44658 0.049257 0.05831
0.7 135.0 0.37206 0.039804 0.05944
0.7 165.0 0.37932 0.043282 0.06306
0.7 195.0 0.37973 0.043886 0.03942
0.7 225.0 0.26136 0.030396 0.00902
0.7 255.0 0.41733 0.044573 0.09924
0.7 285.0 0.45529 0.051506 0.08708
0.7 315.0 0.27608 0.039173 0.03091
0.7 345.0 0.13853 0.024542 0.01619
0.9 15.0 0.17948 0.028281 0.00139
0.9 45.0 0.33011 0.045177 0.01368
0.9 75.0 0.36654 0.046302 0.03228
0.9 105.0 0.28305 0.035411 0.04344
0.9 135.0 0.32735 0.039097 0.08098
0.9 165.0 0.36011 0.043426 0.09751
0.9 195.0 0.30126 0.037558 0.02034
0.9 225.0 0.43319 0.052171 0.05167
0.9 255.0 0.38739 0.046228 0.0624
0.9 285.0 0.39562 0.048455 0.06096
0.9 315.0 0.30811 0.044831 0.03113
0.9 345.0 0.31056 0.047245 0.05865
Created in SINP MSU, CLAS Collaboration