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Experiment: Measurement of ep→e′nπ+ at 1.6<W<2.0 GeV and extraction of nucleon resonance electrocoupling at CLAS, 2014
Spokespersons: K. Park, V.D. Burkert, I.G. Aznauryan
Experiment comment: polarization of electron beam : ~80%
Publication:
Quantity measured: dσ/dΩ, mcbn/rad
Differential cross section.
Beam: e, polarization: polarized
Target: p (Z=1, A=1), polarization: none
Final state: π+n, polarization: none
Q2 : | 3.15 GeV2 | |
---|---|---|
W : | 1.78 GeV | |
Ebeam : | 5.499 GeV |
Select data slice:
cos(θ) = |
Observable quantity measured (Y axis): dσ/dΩ, mcbn/rad
Parameter (X axis): φ, degree |
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to view sliced data.
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to view 3D plot of the data.
Click here to get data in text file, delimited with tabs.
Measured data:
cos(θ) |
φ,
degree |
dσ/dΩ,
mcbn/rad |
Data errors,
mcbn/rad |
Systematic errors,
mcbn/rad |
---|---|---|---|---|
-0.9 | 7.5 | 0.0811 | 0.0238 | 0.0144 |
-0.9 | 22.5 | 0.0343 | 0.0164 | 0.0043 |
-0.9 | 37.5 | 0.0788 | 0.0239 | 0.0185 |
-0.9 | 52.5 | 0.0624 | 0.0196 | 0.0121 |
-0.9 | 67.5 | 0.1003 | 0.033 | 0.0234 |
-0.9 | 82.5 | 0.0777 | 0.0262 | 0.011 |
-0.9 | 97.5 | 0.0657 | 0.0234 | 0.0252 |
-0.9 | 112.5 | 0.0429 | 0.0167 | 0.0092 |
-0.9 | 127.5 | 0.101 | 0.0469 | 0.0206 |
-0.9 | 142.5 | 0.0662 | 0.0259 | 0.0195 |
-0.9 | 157.5 | 0.0694 | 0.0305 | 0.0258 |
-0.9 | 172.5 | 0.0981 | 0.0288 | 0.0289 |
-0.9 | 187.5 | 0.0912 | 0.0353 | 0.0599 |
-0.9 | 217.5 | 0.0668 | 0.0251 | 0.0165 |
-0.9 | 232.5 | 0.0664 | 0.0388 | 0.0145 |
-0.9 | 247.5 | 0.107 | 0.0312 | 0.0284 |
-0.9 | 262.5 | 0.0581 | 0.0196 | 0.0081 |
-0.9 | 277.5 | 0.0677 | 0.0232 | 0.0205 |
-0.9 | 292.5 | 0.0475 | 0.0168 | 0.0155 |
-0.9 | 307.5 | 0.0742 | 0.022 | 0.0104 |
-0.9 | 322.5 | 0.0731 | 0.0234 | 0.0136 |
-0.9 | 337.5 | 0.0739 | 0.023 | 0.0223 |
-0.9 | 352.5 | 0.0593 | 0.0182 | 0.0119 |
-0.7 | 7.5 | 0.0351 | 0.0126 | 0.0076 |
-0.7 | 22.5 | 0.0573 | 0.0202 | 0.0154 |
-0.7 | 37.5 | 0.0439 | 0.013 | 0.0091 |
-0.7 | 52.5 | 0.0878 | 0.0266 | 0.0289 |
-0.7 | 67.5 | 0.0545 | 0.0187 | 0.0163 |
-0.7 | 82.5 | 0.0658 | 0.0205 | 0.0211 |
-0.7 | 97.5 | 0.121 | 0.0286 | 0.0185 |
-0.7 | 112.5 | 0.0831 | 0.022 | 0.0222 |
-0.7 | 127.5 | 0.0586 | 0.0189 | 0.008 |
-0.7 | 142.5 | 0.0602 | 0.0178 | 0.02 |
-0.7 | 157.5 | 0.0962 | 0.025 | 0.0152 |
-0.7 | 172.5 | 0.0391 | 0.0136 | 0.0122 |
-0.7 | 187.5 | 0.0959 | 0.0445 | 0.0186 |
-0.7 | 202.5 | 0.0906 | 0.0268 | 0.0228 |
-0.7 | 217.5 | 0.0786 | 0.0219 | 0.0192 |
-0.7 | 232.5 | 0.0594 | 0.0177 | 0.0093 |
-0.7 | 247.5 | 0.0958 | 0.0242 | 0.0111 |
-0.7 | 262.5 | 0.0795 | 0.0214 | 0.0265 |
-0.7 | 277.5 | 0.0747 | 0.0203 | 0.0081 |
-0.7 | 292.5 | 0.0906 | 0.0246 | 0.0206 |
-0.7 | 307.5 | 0.1089 | 0.0274 | 0.023 |
-0.7 | 322.5 | 0.0437 | 0.0139 | 0.0122 |
-0.7 | 337.5 | 0.0312 | 0.0132 | 0.007 |
-0.7 | 352.5 | 0.0459 | 0.0162 | 0.0125 |
-0.5 | 22.5 | 0.0434 | 0.0409 | 0.0055 |
-0.5 | 37.5 | 0.024 | 0.0101 | 0.0062 |
-0.5 | 52.5 | 0.0599 | 0.0222 | 0.0383 |
-0.5 | 67.5 | 0.0786 | 0.0241 | 0.0328 |
-0.5 | 82.5 | 0.0725 | 0.0383 | 0.0073 |
-0.5 | 97.5 | 0.0834 | 0.0206 | 0.0199 |
-0.5 | 112.5 | 0.0898 | 0.0195 | 0.0105 |
-0.5 | 127.5 | 0.0522 | 0.0172 | 0.0067 |
-0.5 | 142.5 | 0.0951 | 0.0285 | 0.0211 |
-0.5 | 157.5 | 0.0606 | 0.0208 | 0.0062 |
-0.5 | 172.5 | 0.0555 | 0.0155 | 0.014 |
-0.5 | 187.5 | 0.0696 | 0.0182 | 0.0206 |
-0.5 | 202.5 | 0.0647 | 0.0181 | 0.0306 |
-0.5 | 217.5 | 0.0854 | 0.0212 | 0.0292 |
-0.5 | 232.5 | 0.0616 | 0.0192 | 0.0217 |
-0.5 | 247.5 | 0.0698 | 0.0174 | 0.0123 |
-0.5 | 262.5 | 0.0732 | 0.0185 | 0.0127 |
-0.5 | 277.5 | 0.0894 | 0.0463 | 0.0214 |
-0.5 | 307.5 | 0.0725 | 0.0287 | 0.0239 |
-0.5 | 322.5 | 0.0961 | 0.0334 | 0.0066 |
-0.5 | 337.5 | 0.1327 | 0.0606 | 0.0375 |
-0.3 | 22.5 | 0.0335 | 0.0133 | 0.0041 |
-0.3 | 37.5 | 0.0768 | 0.0217 | 0.0048 |
-0.3 | 52.5 | 0.0521 | 0.0195 | 0.0157 |
-0.3 | 67.5 | 0.1832 | 0.0683 | 0.0223 |
-0.3 | 82.5 | 0.1095 | 0.0253 | 0.017 |
-0.3 | 97.5 | 0.1618 | 0.0322 | 0.021 |
-0.3 | 112.5 | 0.2092 | 0.038 | 0.036 |
-0.3 | 127.5 | 0.1118 | 0.0267 | 0.0221 |
-0.3 | 142.5 | 0.153 | 0.0328 | 0.0474 |
-0.3 | 157.5 | 0.0849 | 0.0221 | 0.0149 |
-0.3 | 172.5 | 0.1021 | 0.0201 | 0.0156 |
-0.3 | 187.5 | 0.113 | 0.0215 | 0.0131 |
-0.3 | 202.5 | 0.1057 | 0.0228 | 0.0225 |
-0.3 | 217.5 | 0.0944 | 0.0232 | 0.0165 |
-0.3 | 232.5 | 0.1083 | 0.0242 | 0.0298 |
-0.3 | 247.5 | 0.1218 | 0.0266 | 0.0315 |
-0.3 | 262.5 | 0.1041 | 0.0339 | 0.0165 |
-0.3 | 277.5 | 0.0813 | 0.0232 | 0.0238 |
-0.3 | 292.5 | 0.1022 | 0.045 | 0.0088 |
-0.3 | 322.5 | 0.0793 | 0.0383 | 0.02 |
-0.1 | 22.5 | 0.0673 | 0.0237 | 0.0245 |
-0.1 | 37.5 | 0.1705 | 0.0422 | 0.0331 |
-0.1 | 52.5 | 0.2646 | 0.0703 | 0.0382 |
-0.1 | 67.5 | 0.1745 | 0.0508 | 0.0304 |
-0.1 | 82.5 | 0.2749 | 0.0568 | 0.0464 |
-0.1 | 97.5 | 0.2344 | 0.0406 | 0.0378 |
-0.1 | 112.5 | 0.2212 | 0.0389 | 0.0579 |
-0.1 | 127.5 | 0.2168 | 0.0371 | 0.0501 |
-0.1 | 142.5 | 0.2069 | 0.0395 | 0.0541 |
-0.1 | 157.5 | 0.1472 | 0.0287 | 0.0323 |
-0.1 | 172.5 | 0.1227 | 0.0223 | 0.0171 |
-0.1 | 187.5 | 0.1235 | 0.0211 | 0.0215 |
-0.1 | 202.5 | 0.2059 | 0.0449 | 0.0521 |
-0.1 | 217.5 | 0.1554 | 0.03 | 0.0418 |
-0.1 | 232.5 | 0.2277 | 0.048 | 0.0497 |
-0.1 | 247.5 | 0.1704 | 0.0336 | 0.0383 |
-0.1 | 262.5 | 0.1699 | 0.0393 | 0.0407 |
-0.1 | 277.5 | 0.2322 | 0.0668 | 0.041 |
-0.1 | 292.5 | 0.1352 | 0.0569 | 0.0236 |
-0.1 | 307.5 | 0.1753 | 0.1295 | 0.108 |
0.1 | 37.5 | 0.1615 | 0.0573 | 0.012 |
0.1 | 52.5 | 0.2023 | 0.0671 | 0.056 |
0.1 | 67.5 | 0.1866 | 0.0532 | 0.04 |
0.1 | 82.5 | 0.2314 | 0.0671 | 0.0613 |
0.1 | 97.5 | 0.1312 | 0.0399 | 0.0352 |
0.1 | 112.5 | 0.2015 | 0.0544 | 0.0336 |
0.1 | 127.5 | 0.1863 | 0.0482 | 0.051 |
0.1 | 142.5 | 0.0769 | 0.0263 | 0.0176 |
0.1 | 157.5 | 0.1198 | 0.0281 | 0.0231 |
0.1 | 172.5 | 0.0735 | 0.0147 | 0.0169 |
0.1 | 187.5 | 0.0754 | 0.0163 | 0.0147 |
0.1 | 202.5 | 0.0679 | 0.021 | 0.0118 |
0.1 | 217.5 | 0.1024 | 0.0308 | 0.0176 |
0.1 | 232.5 | 0.1572 | 0.0405 | 0.0512 |
0.1 | 247.5 | 0.1195 | 0.0557 | 0.0783 |
0.1 | 277.5 | 0.3074 | 0.18 | 0.098 |
0.1 | 292.5 | 0.1696 | 0.0803 | 0.0321 |
0.3 | 22.5 | 0.1022 | 0.0506 | 0.0343 |
0.3 | 37.5 | 0.1347 | 0.0482 | 0.0259 |
0.3 | 52.5 | 0.182 | 0.0591 | 0.0331 |
0.3 | 67.5 | 0.2466 | 0.0551 | 0.0412 |
0.3 | 82.5 | 0.2135 | 0.0657 | 0.0625 |
0.3 | 97.5 | 0.1291 | 0.0484 | 0.0351 |
0.3 | 112.5 | 0.101 | 0.0472 | 0.0258 |
0.3 | 127.5 | 0.1675 | 0.057 | 0.0578 |
0.3 | 142.5 | 0.1793 | 0.0612 | 0.0448 |
0.3 | 157.5 | 0.1181 | 0.0261 | 0.0212 |
0.3 | 172.5 | 0.0707 | 0.0137 | 0.0142 |
0.3 | 187.5 | 0.0715 | 0.0129 | 0.0145 |
0.3 | 202.5 | 0.0494 | 0.0177 | 0.0112 |
0.3 | 217.5 | 0.1721 | 0.0453 | 0.0273 |
0.3 | 232.5 | 0.2549 | 0.0813 | 0.1066 |
0.3 | 247.5 | 0.2651 | 0.1195 | 0.1699 |
0.3 | 262.5 | 0.2384 | 0.1068 | 0.05 |
0.3 | 277.5 | 0.2308 | 0.0851 | 0.033 |
0.3 | 292.5 | 0.223 | 0.0733 | 0.0843 |
0.5 | 22.5 | 0.1099 | 0.0542 | 0.0325 |
0.5 | 37.5 | 0.275 | 0.0594 | 0.0332 |
0.5 | 52.5 | 0.2121 | 0.0588 | 0.0473 |
0.5 | 67.5 | 0.1956 | 0.0531 | 0.0416 |
0.5 | 82.5 | 0.2417 | 0.059 | 0.0536 |
0.5 | 97.5 | 0.2 | 0.0559 | 0.0413 |
0.5 | 112.5 | 0.2127 | 0.0634 | 0.0585 |
0.5 | 127.5 | 0.2316 | 0.0755 | 0.0627 |
0.5 | 142.5 | 0.199 | 0.0594 | 0.0202 |
0.5 | 157.5 | 0.2318 | 0.0475 | 0.0325 |
0.5 | 172.5 | 0.1356 | 0.0284 | 0.0301 |
0.5 | 187.5 | 0.1115 | 0.0236 | 0.032 |
0.5 | 202.5 | 0.1883 | 0.0433 | 0.0348 |
0.5 | 217.5 | 0.2486 | 0.1149 | 0.0364 |
0.5 | 232.5 | 0.1415 | 0.0541 | 0.0403 |
0.5 | 247.5 | 0.1944 | 0.0758 | 0.0572 |
0.5 | 262.5 | 0.258 | 0.086 | 0.1177 |
0.5 | 277.5 | 0.2126 | 0.0669 | 0.0391 |
0.5 | 292.5 | 0.2809 | 0.0912 | 0.0501 |
0.5 | 307.5 | 0.1305 | 0.0531 | 0.0314 |
0.5 | 322.5 | 0.2022 | 0.0796 | 0.0443 |
0.7 | 7.5 | 0.1809 | 0.0598 | 0.0307 |
0.7 | 22.5 | 0.1509 | 0.0523 | 0.0514 |
0.7 | 37.5 | 0.2633 | 0.0867 | 0.0562 |
0.7 | 52.5 | 0.3123 | 0.0863 | 0.0617 |
0.7 | 67.5 | 0.2371 | 0.0736 | 0.0477 |
0.7 | 82.5 | 0.2772 | 0.0604 | 0.0402 |
0.7 | 97.5 | 0.247 | 0.0553 | 0.0509 |
0.7 | 112.5 | 0.382 | 0.1395 | 0.0924 |
0.7 | 127.5 | 0.3987 | 0.1061 | 0.0637 |
0.7 | 142.5 | 0.5263 | 0.1616 | 0.1578 |
0.7 | 157.5 | 0.4435 | 0.0969 | 0.0557 |
0.7 | 172.5 | 0.1941 | 0.0438 | 0.0477 |
0.7 | 187.5 | 0.4132 | 0.0871 | 0.0559 |
0.7 | 202.5 | 0.338 | 0.0845 | 0.0577 |
0.7 | 217.5 | 0.4759 | 0.1126 | 0.078 |
0.7 | 232.5 | 0.2421 | 0.0662 | 0.0375 |
0.7 | 247.5 | 0.3433 | 0.091 | 0.0792 |
0.7 | 262.5 | 0.3603 | 0.0982 | 0.0817 |
0.7 | 277.5 | 0.266 | 0.0708 | 0.0764 |
0.7 | 292.5 | 0.2935 | 0.0838 | 0.0814 |
0.7 | 307.5 | 0.1851 | 0.079 | 0.0206 |
0.7 | 322.5 | 0.186 | 0.0762 | 0.0624 |
0.7 | 337.5 | 0.247 | 0.0726 | 0.0807 |
0.7 | 352.5 | 0.2435 | 0.0749 | 0.0545 |
0.9 | 7.5 | 0.4582 | 0.1084 | 0.0716 |
0.9 | 22.5 | 0.3222 | 0.0571 | 0.0352 |
0.9 | 37.5 | 0.3671 | 0.0587 | 0.0539 |
0.9 | 52.5 | 0.3294 | 0.057 | 0.0465 |
0.9 | 67.5 | 0.418 | 0.0784 | 0.0617 |
0.9 | 82.5 | 0.5954 | 0.1059 | 0.0588 |
0.9 | 97.5 | 0.5588 | 0.1026 | 0.0808 |
0.9 | 112.5 | 0.4543 | 0.0838 | 0.0636 |
0.9 | 127.5 | 0.5652 | 0.0946 | 0.0687 |
0.9 | 142.5 | 0.6109 | 0.0953 | 0.0899 |
0.9 | 157.5 | 0.523 | 0.0855 | 0.1024 |
0.9 | 172.5 | 0.601 | 0.0925 | 0.1007 |
0.9 | 187.5 | 0.5356 | 0.0776 | 0.0845 |
0.9 | 202.5 | 0.5184 | 0.0808 | 0.0818 |
0.9 | 217.5 | 0.6541 | 0.1082 | 0.0638 |
0.9 | 232.5 | 0.6123 | 0.1048 | 0.0335 |
0.9 | 247.5 | 0.5453 | 0.0934 | 0.0496 |
0.9 | 262.5 | 0.4518 | 0.0781 | 0.0493 |
0.9 | 277.5 | 0.6152 | 0.1285 | 0.1354 |
0.9 | 292.5 | 0.4238 | 0.0772 | 0.078 |
0.9 | 307.5 | 0.3601 | 0.0741 | 0.0592 |
0.9 | 322.5 | 0.302 | 0.054 | 0.028 |
0.9 | 337.5 | 0.4775 | 0.0793 | 0.0519 |
0.9 | 352.5 | 0.4121 | 0.0711 | 0.0492 |