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0001 <?xml version="1.0" encoding="UTF-8" standalone="no" ?>
0002 <gdml xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="http://service-spi.web.cern.ch/service-spi/app/releases/GDML/schema/gdml.xsd">
0003 
0004     <materials>
0005         <!--          -->
0006         <!-- elements -->
0007         <!--          -->
0008         <!-- http://www-cdf.fnal.gov/~kirby/lbne_geo_tests/lbne_10kT_Materials.gdml -->
0009         <element name="videRef"    formula="VACUUM" Z="1"> <atom value="1."/>       </element>
0010         <element name="hydrogen"   formula="H"   Z="1">    <atom value="1.0079"/>   </element>
0011         <element name="carbon"     formula="C"   Z="6">    <atom value="12.0107"/>  </element>
0012         <element name="nitrogen"   formula="N"   Z="7">    <atom value="14.0067"/>  </element>
0013         <element name="oxygen"     formula="O"   Z="8">    <atom value="15.999"/>   </element>
0014         <element name="sodium"     formula="Na"  Z="11">   <atom value="22.99"/>    </element>
0015         <element name="magnesium"  formula="Mg"  Z="12">   <atom value="24.305"/>   </element>
0016         <element name="aluminum"   formula="Al"  Z="13">   <atom value="26.9815"/>  </element>
0017         <element name="silicon"    formula="Si"  Z="14">   <atom value="28.0855"/>  </element>
0018         <element name="phosphorus" formula="P"   Z="15">   <atom value="30.973"/>   </element>
0019         <element name="sulphur"    formula="S"   Z="16">   <atom value="32.065"/>   </element>
0020         <element name="argon"      formula="Ar"  Z="18">   <atom value="39.9480"/>  </element>
0021         <element name="potassium"  formula="K"   Z="19">   <atom value="39.0983"/>  </element>
0022         <element name="calcium"    formula="Ca"  Z="20">   <atom value="40.078"/>   </element>
0023         <element name="titanium"   formula="Ti"  Z="22">   <atom value="47.867"/>   </element>
0024         <element name="chromium"   formula="Cr"  Z="24">   <atom value="51.9961"/>  </element>
0025         <element name="manganese"  formula="Mn"  Z="25">   <atom value="54.9380"/>  </element>
0026         <element name="iron"       formula="Fe"  Z="26">   <atom value="55.8450"/>  </element>
0027         <element name="nickel"     formula="Ni"  Z="28">   <atom value="58.6934"/>  </element>
0028         <element name="copper"     formula="Cu"  Z="29">   <atom value="63.55"/>    </element>
0029         <element name="germanium"  formula="Ge"  Z="32">   <atom value="72.63"/>    </element>
0030         <element name="bromine"    formula="Br"  Z="35">   <atom value="79.904"/>   </element>
0031         <element name="palladium"  formula="Pd"  Z="46">   <atom value="106.42"/>   </element>
0032         <element name="tin"        formula="Sn"  Z="50">   <atom value="118.71"/>   </element>
0033         <element name="platinum"   formula="Pt"  Z="78">   <atom value="195.084"/>  </element>
0034         <element name="gold"       formula="Au"  Z="79">   <atom value="196.97"/>   </element>
0035         <element name="tungsten"   formula="W"   Z="74">   <atom value="183.84"/>   </element>
0036         <element name="bismuth"    formula="Bi"  Z="83">   <atom value="208.980"/>  </element>
0037 
0038 
0039         <!--                    -->
0040         <!-- composite elements -->
0041         <!--                    -->
0042 
0043         <isotope name="B10"  N="5" Z="5">   <atom unit="g/mole" value="10.0129369"/>  </isotope>
0044         <isotope name="B11"  N="6" Z="5">   <atom unit="g/mole" value="11.0093054"/>  </isotope>
0045         <element name="B">
0046             <fraction n="0.199" ref="B10"/>
0047             <fraction n="0.801" ref="B11"/>
0048         </element>
0049 
0050         <isotope name="Zn64"  N="34" Z="30">   <atom unit="g/mole" value="63.9291422"/>  </isotope>
0051         <isotope name="Zn66"  N="36" Z="30">   <atom unit="g/mole" value="65.9260334"/>  </isotope>
0052         <isotope name="Zn67"  N="37" Z="30">   <atom unit="g/mole" value="66.9271273"/>  </isotope>
0053         <isotope name="Zn68"  N="38" Z="30">   <atom unit="g/mole" value="67.9248442"/>  </isotope>
0054         <isotope name="Zn70"  N="40" Z="30">   <atom unit="g/mole" value="69.9253193"/>  </isotope>
0055         <element name="zink">
0056             <!-- see: https://en.wikipedia.org/wiki/Isotopes_of_zinc -->
0057             <fraction n="0.492" ref="Zn64"/>
0058             <fraction n="0.277" ref="Zn66"/>
0059             <fraction n="0.040" ref="Zn67"/>
0060             <fraction n="0.185" ref="Zn68"/>
0061             <fraction n="0.006" ref="Zn70"/>
0062         </element>
0063 
0064         <isotope name="Ag107"  N="60" Z="47">   <atom value="106.905092"/>   </isotope>
0065         <isotope name="Ag109"  N="62" Z="47">   <atom value="108.904756"/>   </isotope>
0066         <element name="silver">
0067                 <!-- https://www.webelements.com/silver/isotopes.html -->
0068                 <fraction n="0.51839" ref="Ag107"/>
0069                 <fraction n="0.48161" ref="Ag109"/>
0070         </element>
0071 
0072         <isotope name="Sb121"  N="70" Z="51">   <atom value="120.9038157"/>   </isotope>
0073         <isotope name="Sb122"  N="71" Z="51">   <atom value="121.9051737"/>   </isotope>
0074         <element name="antimony">
0075                 <!-- https://en.wikipedia.org/wiki/Isotopes_of_antimony -->
0076                 <fraction n="0.572" ref="Sb121"/>
0077                 <fraction n="0.428" ref="Sb122"/>
0078         </element>
0079 
0080         <isotope name="Cd106Cd" N="58" Z="48"> <atom unit="g/mole" value="105.906461"/>  </isotope>
0081         <isotope name="Cd108Cd" N="60" Z="48"> <atom unit="g/mole" value="107.904176"/>  </isotope>
0082         <isotope name="Cd110Cd" N="62" Z="48"> <atom unit="g/mole" value="109.903005"/>  </isotope>
0083         <isotope name="Cd111Cd" N="63" Z="48"> <atom unit="g/mole" value="110.904182"/>  </isotope>
0084         <isotope name="Cd112Cd" N="64" Z="48"> <atom unit="g/mole" value="111.902757"/>  </isotope>
0085         <isotope name="Cd113Cd" N="65" Z="48"> <atom unit="g/mole" value="112.904400"/>  </isotope>
0086         <isotope name="Cd114Cd" N="66" Z="48"> <atom unit="g/mole" value="113.903357"/>  </isotope>
0087         <isotope name="Cd116Cd" N="68" Z="48"> <atom unit="g/mole" value="115.904755"/>  </isotope>
0088         <element name="cadmium">
0089                 <!-- isotopes taken in the natural abundance -->
0090                 <!-- taken from https://www.webelements.com/cadmium/isotopes.html -->
0091                 <fraction ref="Cd106Cd" n="0.0125"/>
0092                 <fraction ref="Cd108Cd" n="0.0089"/>
0093                 <fraction ref="Cd110Cd" n="0.1249"/>
0094                 <fraction ref="Cd111Cd" n="0.1280"/>
0095                 <fraction ref="Cd112Cd" n="0.2413"/>
0096                 <fraction ref="Cd113Cd" n="0.1222"/>
0097                 <fraction ref="Cd114Cd" n="0.2873"/>
0098                 <fraction ref="Cd116Cd" n="0.0749"/>
0099         </element>
0100 
0101         <isotope name="Te120Te" N="68" Z="52"> <atom unit="g/mole" value="119.904048"/>  </isotope>
0102         <isotope name="Te122Te" N="70" Z="52"> <atom unit="g/mole" value="121.903050"/>  </isotope>
0103         <isotope name="Te123Te" N="71" Z="52"> <atom unit="g/mole" value="122.9042710"/>  </isotope>
0104         <isotope name="Te124Te" N="72" Z="52"> <atom unit="g/mole" value="123.9028180"/>  </isotope>
0105         <isotope name="Te125Te" N="73" Z="52"> <atom unit="g/mole" value="124.9044285"/>  </isotope>
0106         <isotope name="Te126Te" N="74" Z="52"> <atom unit="g/mole" value="125.9033095"/>  </isotope>
0107         <isotope name="Te128Te" N="76" Z="52"> <atom unit="g/mole" value="127.904463"/>  </isotope>
0108         <isotope name="Te130Te" N="78" Z="52"> <atom unit="g/mole" value="129.906229"/>  </isotope>
0109         <element name="tellurium">
0110                 <!-- see https://www.webelements.com/tellurium/isotopes.html -->
0111                 <fraction ref="Te120Te" n="0.0009"/>
0112                 <fraction ref="Te122Te" n="0.0255"/>
0113                 <fraction ref="Te123Te" n="0.0089"/>
0114                 <fraction ref="Te124Te" n="0.0474"/>
0115                 <fraction ref="Te125Te" n="0.0707"/>
0116                 <fraction ref="Te126Te" n="0.1884"/>
0117                 <fraction ref="Te128Te" n="0.3174"/>
0118                 <fraction ref="Te130Te" n="0.3408"/>
0119         </element>
0120 
0121         <isotope name="Pb208" N="126" Z="82"> <atom unit="g/mole" value="207.9766521"/>  </isotope>
0122         <isotope name="Pb207" N="125" Z="82"> <atom unit="g/mole" value="206.9758969"/>  </isotope>
0123         <isotope name="Pb206" N="124" Z="82"> <atom unit="g/mole" value="205.9744653"/>  </isotope>
0124         <isotope name="Pb204" N="122" Z="82"> <atom unit="g/mole" value="203.9730430"/>  </isotope>
0125         <element name="lead">
0126                 <!-- see https://en.wikipedia.org/wiki/Isotopes_of_lead -->
0127                 <fraction ref="Pb208" n="0.524"/>
0128                 <fraction ref="Pb207" n="0.221"/>
0129                 <fraction ref="Pb206" n="0.241"/>
0130                 <fraction ref="Pb204" n="0.014"/>
0131         </element>
0132 
0133 
0134     
0135         <!--          -->
0136         <!-- vacuum   -->
0137         <!--          -->
0138         <material formula=" " name="Vacuum">
0139             <D value="1.e-25" unit="g/cm3" />
0140             <fraction n="1.0" ref="videRef" />
0141         </material>
0142 
0143 
0144 
0145         <!--           -->
0146         <!-- materials -->
0147         <!--           -->
0148 
0149         <!-- FR4 submaterials -->
0150 
0151         <material name="EpoxyResin" formula="C38H40O6Br4">
0152             <D value="1.1250" unit="g/cm3"/>
0153             <composite n="38" ref="carbon"/>
0154             <composite n="40" ref="hydrogen"/>
0155             <composite n="6" ref="oxygen"/>
0156             <composite n="4" ref="bromine"/>
0157         </material>
0158 
0159         <material name="SiO2" formula="SiO2">
0160             <D value="2.2" unit="g/cm3"/>
0161             <composite n="1" ref="silicon"/>
0162             <composite n="2" ref="oxygen"/>
0163         </material>
0164 
0165         <material name="Al2O3" formula="Al2O3">
0166             <D value="3.97" unit="g/cm3"/>
0167             <composite n="2" ref="aluminum"/>
0168             <composite n="3" ref="oxygen"/>
0169         </material>
0170 
0171         <material name="Fe2O3" formula="Fe2O3">
0172             <D value="5.24" unit="g/cm3"/>
0173             <composite n="2" ref="iron"/>
0174             <composite n="3" ref="oxygen"/>
0175         </material>
0176 
0177        <material name="CaO" formula="CaO">
0178            <D value="3.35" unit="g/cm3"/>
0179            <composite n="1" ref="calcium"/>
0180            <composite n="1" ref="oxygen"/>
0181        </material>
0182 
0183        <material name="MgO" formula="MgO">
0184            <D value="3.58" unit="g/cm3"/>
0185            <composite n="1" ref="magnesium"/>
0186            <composite n="1" ref="oxygen"/>
0187        </material>
0188 
0189        <material name="Na2O" formula="Na2O">
0190            <D value="2.27" unit="g/cm3"/>
0191            <composite n="2" ref="sodium"/>
0192            <composite n="1" ref="oxygen"/>
0193        </material>
0194 
0195        <material name="TiO2" formula="TiO2">
0196            <D value="4.23" unit="g/cm3"/>
0197            <composite n="1" ref="titanium"/>
0198            <composite n="2" ref="oxygen"/>
0199        </material>
0200 
0201        <material name="FibrousGlass">
0202            <D value="2.74351" unit="g/cm3"/>
0203            <fraction n="0.600" ref="SiO2"/>
0204            <fraction n="0.118" ref="Al2O3"/>
0205            <fraction n="0.001" ref="Fe2O3"/>
0206            <fraction n="0.224" ref="CaO"/>
0207            <fraction n="0.034" ref="MgO"/>
0208            <fraction n="0.010" ref="Na2O"/>
0209            <fraction n="0.013" ref="TiO2"/>
0210        </material>
0211 
0212        <material name="FR4">
0213            <D value="1.98281" unit="g/cm3"/>
0214            <fraction n="0.47" ref="EpoxyResin"/>
0215            <fraction n="0.53" ref="FibrousGlass"/>
0216        </material>  
0217   
0218  
0219        <!-- Glue (DC3140, Dow Corning) sub materials -->
0220    
0221        <material name="dimethylsiloxane_hydroxy_terminated" formula="HOSiCH3CH3OH">
0222            <D value="0.98" unit="g/cm3"/>
0223            <composite n="2" ref="oxygen"/>
0224            <composite n="8" ref="hydrogen"/>
0225            <composite n="2" ref="carbon"/>
0226            <composite n="1" ref="silicon"/>
0227        </material>  
0228    
0229        <material name="trimethylated_silica" formula="O2Si">
0230            <D value="2.6" unit="g/cm3"/>
0231            <composite n="2" ref="oxygen"/>    
0232            <composite n="1" ref="silicon"/>
0233        </material>  
0234    
0235        <material name="methyltrimethoxysilane" formula="C4H12O3Si">
0236            <D value="0.955" unit="g/cm3"/>
0237            <composite n="3"  ref="oxygen"/>
0238            <composite n="12" ref="hydrogen"/>
0239            <composite n="4"  ref="carbon"/>
0240            <composite n="1"  ref="silicon"/>
0241        </material>
0242    
0243        <material name="DC3140">
0244            <D value="1.2" unit="g/cm3"/>
0245            <fraction n="0.60" ref="dimethylsiloxane_hydroxy_terminated"/>
0246            <fraction n="0.30" ref="trimethylated_silica"/>
0247            <fraction n="0.10" ref="methyltrimethoxysilane"/>    
0248        </material>  
0249    
0250 
0251       <!-- Conductive materials for PCB -->
0252    
0253       <material name="Copper" state="solid">
0254            <D value="8.960" unit="g/cm3"/>
0255            <fraction n="1." ref="copper"/>
0256       </material>
0257    
0258      <material name="Gold" state="solid">
0259            <D value="19.32" unit="g/cm3"/>
0260            <fraction n="1." ref="gold"/>
0261      </material>
0262    
0263    
0264      <material name="Nickel" state="solid">
0265            <D value="8.96" unit="g/cm3"/>
0266            <fraction n="1." ref="nickel"/>
0267      </material>
0268 
0269      <material name="Titanium" state="solid">
0270            <!--http://www.rsc.org/periodic-table/element/22/titanium -->
0271            <D value="4.506" unit="g/cm3"/>
0272            <fraction n="1." ref="titanium"/>
0273      </material>
0274 
0275 
0276      <material name="Silver" state="solid">
0277            <!-- see https://en.wikipedia.org/wiki/Silver -->
0278            <D value="10.49" unit="g/cm3"/>
0279            <fraction n="1." ref="silver"/>
0280      </material>
0281 
0282      <material name="Cadmium" state="solid">
0283            <!-- see https://www.lenntech.com/periodic/elements/cd.htm -->
0284            <D value="8.7" unit="g/cm3"/>
0285            <fraction n="1." ref="cadmium"/>
0286      </material>
0287 
0288      <material name="Palladium" state="solid">
0289            <!-- see http://www.rsc.org/periodic-table/element/46/palladium -->
0290            <D value="12.0" unit="g/cm3"/>
0291            <fraction n="1." ref="palladium"/>
0292      </material>
0293 
0294      <material name="Tin" state="solid">
0295            <!-- see http://www.rsc.org/periodic-table/element/50/tin -->
0296            <D value="7.287" unit="g/cm3"/>
0297            <fraction n="1." ref="tin"/>
0298      </material>
0299 
0300      <material name="Tellurium" state="solid">
0301            <!-- see http://www.rsc.org/periodic-table/element/52/tellurium -->
0302            <D value="6.232" unit="g/cm3"/>
0303            <fraction n="1." ref="tellurium"/>
0304      </material>
0305 
0306      <material name="Lead" state="solid">
0307            <!-- see https://en.wikipedia.org/wiki/Lead -->
0308            <D value="11.34" unit="g/cm3"/>
0309            <fraction n="1." ref="lead"/>
0310      </material>
0311 
0312      <material name="Q235" state="solid">  <!-- STEEL -->
0313            <!-- density, see: https://www.chinesesteelgrades.com/q235-steel/ -->
0314            <D value="7.85" unit="g/cm3"/>
0315            <fraction n="0.980" ref="iron"/>
0316            <fraction n="0.014" ref="manganese"/>
0317            <fraction n="0.004" ref="silicon"/>
0318            <fraction n="0.002" ref="carbon"/>
0319      </material>
0320 
0321      <material name="AL5052-H32" state="solid">  <!-- ALUMINUIM ALLOY -->
0322            <D value="2.68" unit="g/cm3"/>
0323            <fraction n="0.969" ref="aluminum"/>
0324            <fraction n="0.025" ref="magnesium"/>
0325            <fraction n="0.003" ref="iron"/>
0326            <fraction n="0.002" ref="chromium"/>
0327            <fraction n="0.001" ref="silicon"/>
0328      </material>
0329 
0330      <material name="Brass" state="solid"> <!-- brass: http://www.aatongdiao.com/en/new/new-73-571.html -->
0331            <D value="8.73" unit="g/cm3"/>
0332            <fraction n="0.61" ref="copper"/>
0333            <fraction n="0.39" ref="zink"/>
0334      </material>
0335 
0336      <material name="Platinum" state="solid">
0337            <!-- see http://www.rsc.org/periodic-table/element/78/platinum -->
0338            <D value="21.5" unit="g/cm3"/>
0339            <fraction n="1." ref="platinum"/>
0340      </material>
0341 
0342 
0343      <!-- Passivation -->
0344 
0345      <material name="AlNO" state="solid" formula="AlNO">
0346            <!-- Aluminum oxynitride -->
0347            <!-- see https://en.wikipedia.org/wiki/Aluminium_oxynitride -->
0348            <!-- see https://webbook.nist.gov/cgi/formula?ID=B1000046&Mask=800 -->
0349            <D value="3.6935" unit="g/cm3"/>
0350            <composite n="1" ref="aluminum"/>
0351            <composite n="1" ref="nitrogen"/>
0352            <composite n="1" ref="oxygen"/>
0353      </material>
0354 
0355      <!-- Bonding -->
0356 
0357      <material name="SAC305" state="solid">
0358            <!-- see https://www.aimsolder.com/sites/default/files/alloy_sac305_tds.pdf -->
0359            <!-- see https://cdn.sos.sk/productdata/73/d6/578230e0/sac305-sn96-5ag3cu0-5-0-7mm-1kg.pdf -->
0360            <D value="7.37" unit="g/cm3"/>
0361            <fraction n="0.965" ref="Tin"/>
0362            <fraction n="0.030" ref="Silver"/>
0363            <fraction n="0.005" ref="Copper"/>
0364      </material>
0365 
0366 
0367    
0368    
0369      <!-- Kapton -->
0370    
0371      <material name="Kapton" state="solid">
0372            <D value="1.42" unit="g/cm3"/>
0373            <fraction n="0.0273" ref="hydrogen"/>
0374            <fraction n="0.7213" ref="carbon"/>
0375            <fraction n="0.0765" ref="nitrogen"/>
0376            <fraction n="0.1749" ref="oxygen"/>
0377      </material>
0378    
0379 
0380 
0381       <!-- Aluminum, Hineycomb, Carbon fibre, etc. (simple materials) -->
0382 
0383       <material formula="Al" name="Aluminum" state="solid">
0384            <D value="2.700" unit="g/cm3"/>
0385            <fraction n="1." ref="aluminum"/>
0386       </material>
0387         
0388       <material name="CarbonFibre" state="solid">      
0389            <D unit="g/cm3" value="1.55"/>
0390            <fraction n="0.85" ref="carbon"/>      
0391            <fraction n="0.03" ref="hydrogen"/>      
0392            <fraction n="0.04" ref="nitrogen"/>
0393            <fraction n="0.08" ref="oxygen"/>
0394       </material>     
0395 
0396       <material name="Honeycomb" state="solid">
0397            <D value="0.030" unit="g/cm3"/>
0398            <fraction n="1." ref="aluminum"/>
0399       </material>
0400 
0401       <!-- Silicon -->
0402       <material name="Silicon" state="solid">
0403            <D value="2.333" unit="g/cm3"/>
0404            <fraction n="1." ref="silicon"/>
0405       </material>
0406 
0407       <!-- Tungsten -->
0408       <material name="Tungsten" state="solid">
0409           <D value="19.3" unit="g/cm3"/>
0410           <fraction n="1." ref="tungsten"/>
0411       </material> 
0412 
0413      <!-- Cadmium Telluride -->
0414      <material name="CdTe" state="solid">
0415            <!--https://www.azom.com/article.aspx?ArticleID=8408-->
0416            <D value="5.85" unit="g/cm3"/>
0417            <composite n="1" ref="cadmium"/>
0418            <composite n="1" ref="tellurium"/>
0419      </material>
0420 
0421       <!-- PMT -->
0422       <!--sylgard 170, Silicon Rubber Polydimethylsiloxane(PDMS)-->
0423       <material name="PDMS" formula="SiOC2H6" >
0424           <D value="1.34" unit="g/cm3" />
0425           <composite n="1" ref="silicon" />
0426           <composite n="1" ref="oxygen" />
0427           <composite n="2" ref="carbon" />
0428           <composite n="6" ref="hydrogen" />
0429       </material>
0430 
0431       <material name="Glass" formula="SiO2" >
0432           <D value="2.5" unit="g/cm3" />
0433           <composite n="1" ref="silicon" />
0434           <composite n="2" ref="oxygen" />
0435       </material>
0436 
0437       <material name="PMT" state="solid">
0438          <D value="2.524" unit="g/cm3"/>
0439          <fraction n="0.7" ref="aluminum"/>
0440          <fraction n="0.2" ref="Glass"/>
0441          <fraction n="0.1" ref="PDMS"/>
0442       </material>
0443 
0444       <!-- BGO -->
0445       <material name="BGO" formula="Bi4Ge3O12" >
0446          <D value="7.13" unit="g/cm3" />
0447          <composite n="4" ref="bismuth" />
0448          <composite n="3" ref="germanium" />
0449          <composite n="12" ref="oxygen" />
0450       </material>
0451 
0452 
0453      <!-- BC254 (neutron detector) -->
0454      <material name="BC254" state="solid">
0455         <MEE unit="eV" value="173"/>
0456         <D unit="g/cm3" value="1.026"/>
0457         <fraction n="0.2492" ref="carbon"/>
0458         <fraction n="0.7475" ref="hydrogen"/>
0459         <fraction n="0.0033" ref="B"/>
0460      </material>
0461 
0462      <!-- CdWO4 -->  
0463      <!-- see https://www.tandfonline.com/doi/pdf/10.1080/00223131.2008.10875862 -->
0464      <!-- see https://www.convertunits.com/molarmass/CdWO4 -->
0465      <material name="CdWO4" state="solid">
0466         <D unit="g/cm3" value="7.9"/>
0467         <fraction n="0.510" ref="tungsten"/>
0468         <fraction n="0.312" ref="cadmium"/>
0469         <fraction n="0.178" ref="oxygen"/>
0470      </material>
0471 
0472     </materials>
0473 
0474     <solids>
0475         <box lunit="mm" name="world_solid" x="10000.0" y="10000.0" z="10000.0" />
0476     </solids>
0477 
0478     <structure>
0479         <volume name="world_volume">
0480             <materialref ref="Vacuum"/>
0481             <solidref ref="world_solid"/>
0482 
0483             <physvol>
0484                 <file name="./Carbon_Composite_ASCII.gdml"/>
0485              </physvol>
0486 
0487 
0488         </volume>
0489     </structure>
0490 
0491     <setup name="Default" version="1.0">
0492         <world ref="world_volume"/>
0493     </setup>
0494 </gdml>