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<?xml version="1.0"?>
<DDDefinition xmlns="http://www.cern.ch/cms/DDL" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.cern.ch/cms/DDL ../../../../DetectorDescription/Schema/DDLSchema.xsd">
<MaterialSection label="hgcalMaterial.xml">
<CompositeMaterial name="WCu" density="14.979*g/cm3" symbol=" " method="mixture by weight">
<MaterialFraction fraction="0.75">
<rMaterial name="materials:Tungsten"/>
</MaterialFraction>
<MaterialFraction fraction="0.25">
<rMaterial name="materials:Copper"/>
</MaterialFraction>
</CompositeMaterial>
<CompositeMaterial name="HGC_G10-FR4" density="1.70*g/cm3" symbol=" " method="mixture by weight">
<MaterialFraction fraction="0.18077359">
<rMaterial name="materials:Silicon"/>
</MaterialFraction>
<MaterialFraction fraction="0.4056325">
<rMaterial name="materials:Oxygen"/>
</MaterialFraction>
<MaterialFraction fraction="0.27804208">
<rMaterial name="materials:Carbon"/>
</MaterialFraction>
<MaterialFraction fraction="0.068442752">
<rMaterial name="materials:Hydrogen"/>
</MaterialFraction>
<MaterialFraction fraction="0.067109079">
<rMaterial name="materials:Bromine"/>
</MaterialFraction>
</CompositeMaterial>
</MaterialSection>
</DDDefinition>
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