Warning, /epic/compact/pid/pfrich.xml is written in an unsupported language. File is not indexed.
0001 <!-- SPDX-License-Identifier: LGPL-3.0-or-later -->
0002 <!-- Copyright (C) 2023 Wenliang (Bill) Li -->
0003
0004 <lccdd>
0005
0006 <define>
0007
0008 <constant name="FIDUCIAL_VOLUME_LENGTH" value="49.1*cm"/>
0009 <constant name="FIDUCIAL_VOLUME_OFFSET" value="-1236.0*mm - FIDUCIAL_VOLUME_LENGTH/2"/>
0010 <constant name="VESSEL_OUTER_RADIUS" value="65.0*cm"/>
0011 <constant name="SENSOR_AREA_LENGTH" value="5.0*cm"/>
0012
0013 <!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->
0014
0015 <constant name="PFRICH_aerogel_thickness" value="2.5*cm"/> <!-- aerogel thickness -->
0016 <constant name="PFRICH_filter_thickness" value="3.0*mm"/> <!-- filter thickness -->
0017
0018 <constant name="HRPPD_num_px" value="32"/> <!-- number of EIC HRPPD pixels along one side of the sensor -->
0019 <constant name="HRPPD_pixel_pitch" value="3.25*mm"/> <!-- center-to-center distance between HRPPD pixels -->
0020
0021 <!-- ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ -->
0022
0023 <!-- Flange -->
0024 <constant name="FLANGE_EPIPE_DIAMETER" value="10.53*cm"/>
0025 <constant name="FLANGE_HPIPE_DIAMETER" value="4.47*cm"/>
0026 <constant name="FLANGE_HPIPE_OFFSET" value="6.76*cm"/>
0027 <constant name="FLANGE_CLEARANCE" value="0.5*cm"/>
0028
0029 <!-- Mirrors -->
0030 <constant name="CONICAL_MIRROR_INNER_RADIUS" value="12.0*cm"/>
0031 <constant name="CONICAL_MIRROR_OUTER_RADIUS" value="57.0*cm"/>
0032 <constant name="INNER_MIRROR_THICKNESS" value="0.1*cm"/>
0033 <constant name="OUTER_MIRROR_THICKNESS" value="0.2*cm"/>
0034
0035 <!-- HRPPD -->
0036 <constant name="HRPPD_CENTRAL_ROW_OFFSET" value="4.0*cm"/>
0037 <constant name="HRPPD_WINDOW_THICKNESS" value="0.38*cm"/>
0038 <constant name="HRPPD_INSTALLATION_GAP" value="0.25*cm"/>
0039 <constant name="HRPPD_CONTAINER_VOLUME_HEIGHT" value="3.2*cm"/>
0040 <constant name="HRPPD_TILE_SIZE" value="12.0*cm"/>
0041 <constant name="HRPPD_OPEN_AREA_SIZE" value="11.4*cm"/>
0042 <constant name="HRPPD_ACTIVE_AREA_SIZE" value="10.8*cm"/>
0043 <constant name="HRPPD_COLLECTION_EFFICIENCY" value="0.70"/>
0044 <constant name="HRPPD_CERAMIC_BODY_THICKNESS" value="0.9*cm"/>
0045 <!-- Some small number -->
0046 <constant name="HRPPD_PHOTOCATHODE_THICKNESS" value="0.01*mm"/>
0047 <constant name="HRPPD_BASEPLATE_THICKNESS" value="0.3*cm"/>
0048 <constant name="HRPPD_PLATING_LAYER_THICKNESS" value="0.03*mm"/>
0049 <constant name="EFFECTIVE_MCP_THICKNESS" value="2 * 0.06 * 0.3*cm"/>
0050 <constant name="READOUT_PCB_THICKNESS" value="0.2*cm"/>
0051 <constant name="READOUT_PCB_SIZE" value="HRPPD_OPEN_AREA_SIZE - 0.2*cm"/>
0052
0053 <!-- Aerogel -->
0054 <constant name="AEROGEL_INNER_WALL_THICKNESS" value="0.01*cm"/>
0055 <constant name="VESSEL_INNER_WALL_THICKNESS" value="0.29 * 2.54*cm"/>
0056 <constant name="VESSEL_OUTER_WALL_THICKNESS" value="0.54 * 2.54*cm"/>
0057 <constant name="VESSEL_FRONT_SIDE_THICKNESS" value="0.29 * 2.54*cm"/>
0058 <constant name="BUILDING_BLOCK_CLEARANCE" value="0.1*cm"/>
0059 <constant name="AEROGEL_SEPARATOR_WALL_THICKNESS" value="0.05*cm"/>
0060 <constant name="AEROGEL_OUTER_WALL_THICKNESS" value="0.1*cm"/>
0061
0062 <!-- end of hardcoded constants -->
0063 </define>
0064
0065 <regions>
0066 <region name="PFRICHRegion"/>
0067 </regions>
0068
0069 <detectors>
0070 <detector
0071 id="BackwardRICH_ID"
0072 name="PFRICH"
0073 type="epic_PFRICH"
0074 region="PFRICHRegion"
0075
0076 readout="PFRICHHits"
0077
0078 gas="N2cherenkov"
0079 material="CarbonFiber"
0080
0081 vis_gas="PFRICH_gas_vis"
0082 >
0083
0084 <hrppd
0085 windowmat="QuartzOptical"
0086 photocathode="AirOptical"
0087
0088 pcbmat="G10"
0089 mcpmat="SiliconDioxide"
0090 plating="TungstenDens25"
0091 ceramic="AluminumOxide"
0092
0093 vis_body="HRPPD_body_vis"
0094 vis_pc="HRPPD_pc_vis"
0095 vis_window="HRPPD_window_vis"
0096 />
0097
0098 <aerogel
0099 material="Aerogel_PFRICH"
0100 vis="PFRICH_aerogel_vis"
0101 thickness="PFRICH_aerogel_thickness"
0102 />
0103
0104 <filter
0105 material="Acrylic_PFRICH"
0106 vis="PFRICH_filter_vis"
0107 thickness="PFRICH_filter_thickness"
0108 />
0109
0110 <mirror
0111 material="CarbonFiber"
0112 surface="MirrorSurface_PFRICH"
0113 vis="PFRICH_mirror_vis"
0114 />
0115
0116 </detector>
0117 </detectors>
0118
0119 <readouts>
0120 <readout name="PFRICHHits">
0121 <segmentation
0122 type="CartesianGridXY"
0123 grid_size_x="HRPPD_pixel_pitch"
0124 grid_size_y="HRPPD_pixel_pitch"
0125 offset_x="-0.5*(HRPPD_num_px-1)*HRPPD_pixel_pitch"
0126 offset_y="-0.5*(HRPPD_num_px-1)*HRPPD_pixel_pitch"
0127 />
0128 <id>system:8,hrppd:12,x:32:-16,y:-16</id>
0129 </readout>
0130 </readouts>
0131
0132 </lccdd>
