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67 lines
2.3 KiB
XML
67 lines
2.3 KiB
XML
<?xml version="1.0"?>
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<materials>
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<!--
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Since O-18 is not present in ENDF/B-VII, it was necessary to combine the
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atom densities for O-17 and O-18 in any materials containing Oxygen.
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-->
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<!-- UO2 fuel at 2.4 wt% enrichment -->
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<material id="1">
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<density value="10.29769" units="g/cm3" />
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<nuclide name="U234" ao="4.4843e-06" />
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<nuclide name="U235" ao="5.5815e-04" />
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<nuclide name="U238" ao="2.2408e-02" />
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<nuclide name="O16" ao="4.5829e-02" />
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<nuclide name="O17" ao="1.1164e-04" />
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</material>
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<!-- Helium for gap -->
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<material id="2">
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<density value="0.001598" units="g/cm3" />
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<nuclide name="He4" ao="2.4044e-04" />
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</material>
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<!-- Zircaloy 4 -->
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<material id="3">
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<density value="6.55" units="g/cm3" />
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<nuclide name="O16" ao="3.0743e-04" />
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<nuclide name="O17" ao="7.4887e-07" />
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<nuclide name="Cr50" ao="3.2962e-06" />
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<nuclide name="Cr52" ao="6.3564e-05" />
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<nuclide name="Cr53" ao="7.2076e-06" />
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<nuclide name="Cr54" ao="1.7941e-06" />
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<nuclide name="Fe54" ao="8.6699e-06" />
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<nuclide name="Fe56" ao="1.3610e-04" />
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<nuclide name="Fe57" ao="3.1431e-06" />
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<nuclide name="Fe58" ao="4.1829e-07" />
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<nuclide name="Zr90" ao="2.1827e-02" />
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<nuclide name="Zr91" ao="4.7600e-03" />
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<nuclide name="Zr92" ao="7.2758e-03" />
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<nuclide name="Zr94" ao="7.3734e-03" />
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<nuclide name="Zr96" ao="1.1879e-03" />
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<nuclide name="Sn112" ao="4.6735e-06" />
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<nuclide name="Sn114" ao="3.1799e-06" />
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<nuclide name="Sn115" ao="1.6381e-06" />
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<nuclide name="Sn116" ao="7.0055e-05" />
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<nuclide name="Sn117" ao="3.7003e-05" />
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<nuclide name="Sn118" ao="1.1669e-04" />
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<nuclide name="Sn119" ao="4.1387e-05" />
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<nuclide name="Sn120" ao="1.5697e-04" />
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<nuclide name="Sn122" ao="2.2308e-05" />
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<nuclide name="Sn124" ao="2.7897e-05" />
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</material>
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<!-- Borated water at 975 ppm -->
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<material id="4">
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<density value="0.740582" units="g/cm3" />
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<nuclide name="B10" ao="8.0042e-06" />
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<nuclide name="B11" ao="3.2218e-05" />
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<nuclide name="H1" ao="4.9457e-02" />
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<nuclide name="H2" ao="7.4196e-06" />
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<nuclide name="O16" ao="2.4672e-02" />
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<nuclide name="O17" ao="6.0099e-05" />
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<sab name="c_H_in_H2O" />
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</material>
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</materials>
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