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52 lines
1.9 KiB
XML
52 lines
1.9 KiB
XML
<?xml version='1.0' encoding='utf-8'?>
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<model>
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<materials>
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<material depletable="true" id="1">
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<density units="g/cm3" value="11.0"/>
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<nuclide ao="0.0004524" name="U234"/>
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<nuclide ao="0.0506068" name="U235"/>
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<nuclide ao="0.948709" name="U238"/>
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<nuclide ao="0.0002318" name="U236"/>
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<nuclide ao="2.0" name="O16"/>
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</material>
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<material id="2">
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<density units="g/cm3" value="1.0"/>
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<nuclide ao="2.0" name="H1"/>
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<nuclide ao="1.0" name="O16"/>
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</material>
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</materials>
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<geometry>
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<cell id="1" material="1" region="-1 2 -3" universe="1"/>
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<cell id="2" material="2" region="1 | -2 | 3" universe="1"/>
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<cell fill="1" id="3" region="-5 4 -7 6 -9 8" universe="2"/>
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<surface coeffs="0.0 0.0 2.0" id="1" type="z-cylinder"/>
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<surface coeffs="-2.0" id="2" type="z-plane"/>
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<surface coeffs="2.0" id="3" type="z-plane"/>
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<surface boundary="vacuum" coeffs="-3.0" id="4" type="x-plane"/>
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<surface boundary="vacuum" coeffs="3.0" id="5" type="x-plane"/>
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<surface boundary="vacuum" coeffs="-3.0" id="6" type="y-plane"/>
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<surface boundary="vacuum" coeffs="3.0" id="7" type="y-plane"/>
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<surface boundary="vacuum" coeffs="-3.0" id="8" type="z-plane"/>
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<surface boundary="vacuum" coeffs="3.0" id="9" type="z-plane"/>
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</geometry>
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<settings>
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<run_mode>eigenvalue</run_mode>
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<particles>100</particles>
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<batches>5</batches>
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<inactive>1</inactive>
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<source particle="neutron" strength="1.0" type="independent">
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<space type="box">
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<parameters>-2.0 -2.0 -2.0 2.0 2.0 2.0</parameters>
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</space>
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<constraints>
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<fissionable>true</fissionable>
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</constraints>
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</source>
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<surf_source_write>
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<surface_ids>4 5 6 7 8 9</surface_ids>
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<max_particles>300</max_particles>
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<cell>3</cell>
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</surf_source_write>
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<seed>1</seed>
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</settings>
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</model>
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