I corrected to positions of the sieve, blocker, and sieve virtual pla…

…ne detector. I also named the sieve geometry detector number 1008.
JeffersonLab · Feb 16, 2024 · c5d0be3 · c5d0be3
1 parent 3fc3fa0
commit c5d0be3
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Showing 4 changed files with 9 additions and 8 deletions.
diff --git a/geometry/mollerParallel.gdml b/geometry/mollerParallel.gdml
@@ -993,7 +993,7 @@
 
     <physvol name="sieveVirtualPlane_phys">
       <volumeref ref="sieveVirtualPlane_log"/>
-      <position ref="sieveVirtualPlane_pos" unit="mm" z="105"/>
+      <position ref="sieveVirtualPlane_pos" unit="mm" z="250"/>
     </physvol>
 
     <physvol name="Col2Ent_phys">

diff --git a/geometry/positions.xml b/geometry/positions.xml
@@ -67,9 +67,9 @@
 <position name="n2atmoVirtualPlane_pos" z="31525.00" unit="mm"/>
 
 <!-- Sieve position -->
-<position name="sieveActualCenter_pos" z="-1795.00" x="200" unit="mm"/>
+<position name="sieveActualCenter_pos" z="-1750.00" x="200" unit="mm"/>
 <position name="sieveVirtualPlane_pos" z="250.00" unit="mm"/>
-<position name="blockerActualCenter_pos" z="-1795.00" x="-200" unit="mm"/>
+<position name="blockerActualCenter_pos" z="-1750.00" x="-200" unit="mm"/>
 
 
 <!-- Showermax virtual plane detector position -->

diff --git a/geometry/upstream/blocker.gdml b/geometry/upstream/blocker.gdml
@@ -5,9 +5,9 @@
 
 <define>
   <!-- Full blocker system dimensions -->
-  <quantity name="blocker_system_inner_radius" type="length" value="1.043" unit="in"/>
-  <quantity name="blocker_system_outer_radius" type="length" value="3.858" unit="in"/>
-  <quantity name="blocker_system_thickness" type="length" value="3.937" unit="in"/>
+  <quantity name="blocker_system_inner_radius" type="length" value="26.5" unit="mm"/>
+  <quantity name="blocker_system_outer_radius" type="length" value="98" unit="mm"/>
+  <quantity name="blocker_system_thickness" type="length" value="100" unit="mm"/>
 
 </define>
 

diff --git a/geometry/upstream/sieve.gdml b/geometry/upstream/sieve.gdml
@@ -116,21 +116,22 @@
     <materialref ref="G4_Galactic"/>
     <solidref ref="sieve_hole_solid"/>
     <auxiliary auxtype="Color" auxvalue="magenta"/>
-    <auxiliary auxtype="Alpha" auxvalue="0.1"/>
+    <auxiliary auxtype="Alpha" auxvalue="0.8"/>
     <auxiliary auxtype="SensDet" auxvalue="sieveDet"/>
     <auxiliary auxtype="DetType" auxvalue="secondaries"/>
     <auxiliary auxtype="DetType" auxvalue="boundaryhits"/>
     <auxiliary auxtype="DetType" auxvalue="lowenergyneutral"/>
   </volume>
 
   <volume name="sieve_system_logic">
-    <materialref ref="CW90"/>
+    <materialref ref="G4_W"/>
     <solidref ref="sieve_system_solid"/>
     <auxiliary auxtype="Alpha" auxvalue="0.8"/>
     <auxiliary auxtype="SensDet" auxvalue="sieveDet"/>
     <auxiliary auxtype="DetType" auxvalue="secondaries"/>
     <auxiliary auxtype="DetType" auxvalue="boundaryhits"/>
     <auxiliary auxtype="DetType" auxvalue="lowenergyneutral"/>
+    <auxiliary auxtype="DetNo" auxvalue="1008"/>
 
     <physvol name="sieve_hole71_physical">
       <volumeref ref="sieve_hole_logic"/>