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<lccdd>
<comment> MRICH (alternative design) </comment>
<define>
<constant name="MRICH_rmin" value="10*cm"/>
<constant name="MRICH_rmax" value="BackwardPIDRegion_rmax"/>
<constant name="MRICH_length" value="BackwardPIDRegion_length"/>
<constant name="MRICH_zmin" value="BackwardPIDRegion_zmin"/>
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<constant name="MRICHAerogel_thickness" value="30.0*mm"/>
<constant name="MRICHAerogel_width" value="126.5*mm"/>
<constant name="MRICHFoam_thickness" value="2*mm"/>
<constant name="MRICHFresnelLens_thickness" value="0.06*inch"/>
<constant name="MRICHAerogelLensGap_thickness" value="2*mm"/>
<constant name="MRICHPhotoDet_thickness" value="1.5*mm"/>
<constant name="MRICHPhotoDet_length" value="48.5*mm"/>
<constant name="MRICHGlassWindow_width" value="103.5*mm"/>
<constant name="MRICHGlassPhotoDet_thickness" value="5.0*mm"/>
<constant name="MRICHPhotoDetMCPlate_thickness" value="0.3*mm"/> <!-- FIXME: should be 1.2*mm with PyrexGlass25 -->
<constant name="MRICHPhotoDetAnode_thickness" value="3.8*mm"/>
<constant name="MRICHPhotoDetPCB_thickness" value="2.0*mm"/>
<constant name="MRICHPhotoDetCopper_thickness" value="0.1*mm"/>
<constant name="MRICHPhotoDetKapton_thickness" value="0.2*mm"/>
<constant name="MRICHRearExtraSpace_thickness" value="0.3*mm"/>
<constant name="MRICHLensPhotoDet_length" value="136.4*mm"/>
<constant name="MRICHFresnelLensEffectiveDiameter" value="6.0*inch"/>
<constant name="MRICHFresnelLensGroove_pitch" value="inch/125"/>
<constant name="MRICHCarbonFrame_thickness" value="1.0*mm"/>
<constant name="MRICHCarbonFrame_width" value="MRICHAerogel_width+2.0*MRICHFoam_thickness + 2.0*MRICHCarbonFrame_thickness"/>
<constant name="MRICHModules_nx" value="floor((MRICH_rmax-MRICH_rmin)/MRICHCarbonFrame_width)"/>
<constant name="MRICHModules_ny" value="floor((MRICH_rmax-MRICH_rmin)/MRICHCarbonFrame_width)"/>
<constant name="MRICHCarbonFrame_length"
value="MRICHAerogel_thickness
+ 2.0*MRICHCarbonFrame_thickness
+ 2.0*MRICHFoam_thickness
+ MRICHAerogelLensGap_thickness
+ MRICHFresnelLens_thickness
+ MRICHLensPhotoDet_length
+ MRICHGlassPhotoDet_thickness
+ 2.0*MRICHPhotoDetMCPlate_thickness
+ MRICHPhotoDetAnode_thickness
+ MRICHPhotoDetPCB_thickness
+ MRICHPhotoDetCopper_thickness
+ MRICHPhotoDetKapton_thickness
+ MRICHRearExtraSpace_thickness "/>
</define>
<limits>
</limits>
<regions>
</regions>
<display>
</display>
<detectors>
<detector id="MRICH_ID" name="MRICH" type="athena_MRICH"
readout="MRICHHits"
reflect="true"
projective="false"
vis="InvisibleWithDaughters"
material="Air">
<dimensions rmin="MRICH_rmin" rmax="MRICH_rmax" length="abs(MRICH_length)" zmin="MRICH_zmin"/>
<envelope thickness="MRICHCarbonFrame_thickness" material="CarbonFiber"/>
<module name="MRICH_module1"
vis="InvisibleWithDaughters"
width="MRICHCarbonFrame_width"
height="MRICHCarbonFrame_width"
length="MRICHCarbonFrame_length">
<aerogel vis="MRICH_aerogel_vis"
length="MRICHAerogel_thickness"
width="MRICHAerogel_width"
material="AerogelOptical">
<frame vis="MRICH_frame_vis" thickness="MRICHFoam_thickness" material="PolystyreneFoam" />
</aerogel>
<lens vis="MRICH_lens_vis" thickness="MRICHFresnelLens_thickness"
pitch="MRICHFresnelLensGroove_pitch" focal_length="6.0*inch"
effective_diameter="MRICHFresnelLensEffectiveDiameter"
width="MRICHAerogel_width"
material="AcrylicOptical"/>
<space thickness="MRICHLensPhotoDet_length"/>
<photodet width="MRICHGlassWindow_width" thickness="MRICHGlassPhotoDet_thickness" material="PyrexGlassOptical">
<sensor nx="2" ny="2" thickness="MRICHPhotoDet_thickness" width="MRICHPhotoDet_length" material="SiliconOxide"/>
<layer thickness="MRICHPhotoDetMCPlate_thickness" material="PyrexGlass"/> <!-- FIXME: should be PyrexGlass25 with 1.2*mm thickness -->
<layer thickness="MRICHPhotoDetMCPlate_thickness" material="PyrexGlass"/> <!-- FIXME: should be PyrexGlass25 with 1.2*mm thickness -->
<layer thickness="MRICHPhotoDetAnode_thickness" material="AluminumOxide"/>
<layer thickness="MRICHPhotoDetPCB_thickness" material="Fr4"/>
<layer thickness="MRICHPhotoDetCopper_thickness" material="Copper"/>
<layer thickness="MRICHPhotoDetKapton_thickness" material="Kapton"/>
</photodet>
</module>
</detector>
</detectors>
<readouts>
<readout name="MRICHHits">
<segmentation type="CartesianGridXY" grid_size_x="3*mm" grid_size_y="3*mm" />
<id>system:8,module:14,sensor:8,x:32:-16,y:-16</id>
</readout>
</readouts>
<!--Globals>
<Parameter Name="mrichInfo" Value="mrichmod/mrich_1_geoparams-0-0-4294967295-1527211159.xml"/>
</Globals-->
</lccdd>