diff -u -r1.5 -r1.6
--- compact.xml	24 Nov 2006 23:37:47 -0000	1.5
+++ compact.xml	27 Nov 2006 18:40:29 -0000	1.6
@@ -8,7 +8,7 @@

 	author="Norman Graf"
 	url="http://confluence.slac.stanford.edu/display/ilc/sid01"
 	status="development"

-	version="$Id: compact.xml,v 1.5 2006/11/24 23:37:47 partridge Exp $">

+	version="$Id: compact.xml,v 1.6 2006/11/27 18:40:29 partridge Exp $">

     <comment>The compact format for the Silicon Detector v01 060901</comment>
   </info>
 

@@ -27,7 +27,7 @@

     <constant name="bp_cone_slope" value="(8.96-1.20)/(185-6.25)"/>
     <constant name="tracking_region_radius" value="126.5*cm"/>
     <constant name="tracking_region_zmax" value="167.9*cm"/>

-    <constant name="VXD_CF_sensor" value="0.0065*cm"/>

+    <constant name="VXD_CF_sensor" value="0.026*cm"/>

     <constant name="VXD_CF_support" value="0.05*cm"/>
  
   </define>

@@ -51,6 +51,14 @@

       <fraction n="0.044" ref="Ni"/>
       <fraction n="0.006" ref="Fe"/>
     </material>    

+   <material name="CarbonFiber_25percent">
+      <D type="density" value="0.375" unit="g/cm3"/>
+      <fraction n="1.0" ref="CarbonFiber"/>
+    </material>
+   <material name="Rohacell31_25percent">
+      <D type="density" value="0.008" unit="g/cm3"/>
+      <fraction n="1.0" ref="Rohacell31"/>
+    </material>

   </materials>
 
 

@@ -205,20 +213,20 @@

     <!-- Vertex supports and Inner detector tube -->
 
     <detector id="0" name="VertexBarrelSupports" type="MultiLayerTracker">

-      <layer id="1" inner_r = "1.44*cm" outer_z = "6.27*cm">
-	<slice material = "CarbonFiber" thickness ="VXD_CF_sensor"/>

+      <layer id="1" inner_r = "1.43*cm" outer_z = "6.27*cm">
+	<slice material = "CarbonFiber_25percent" thickness ="VXD_CF_sensor"/>

       </layer>

-      <layer id="2" inner_r = "2.24*cm" outer_z = "6.27*cm">
-	<slice material = "CarbonFiber" thickness ="VXD_CF_sensor"/>

+      <layer id="2" inner_r = "2.23*cm" outer_z = "6.27*cm">
+	<slice material = "CarbonFiber_25percent" thickness ="VXD_CF_sensor"/>

       </layer>

-      <layer id="3" inner_r = "3.52*cm" outer_z = "6.27*cm">
-	<slice material = "CarbonFiber" thickness ="VXD_CF_sensor"/>

+      <layer id="3" inner_r = "3.51*cm" outer_z = "6.27*cm">
+	<slice material = "CarbonFiber_25percent" thickness ="VXD_CF_sensor"/>

       </layer>

-      <layer id="4" inner_r = "4.78*cm" outer_z = "6.27*cm">
-	<slice material = "CarbonFiber" thickness ="VXD_CF_sensor"/>

+      <layer id="4" inner_r = "4.77*cm" outer_z = "6.27*cm">
+	<slice material = "CarbonFiber_25percent" thickness ="VXD_CF_sensor"/>

       </layer>

-      <layer id="5" inner_r = "6.02*cm" outer_z = "6.27*cm">
-	<slice material = "CarbonFiber" thickness ="VXD_CF_sensor"/>

+      <layer id="5" inner_r = "6.01*cm" outer_z = "6.27*cm">
+	<slice material = "CarbonFiber_25percent" thickness ="VXD_CF_sensor"/>

       </layer>
       <layer id="6" inner_r = "16.87*cm" outer_z = "89.48*cm">
 	<slice material = "CarbonFiber" thickness ="VXD_CF_support"/>

@@ -230,22 +238,22 @@

 
     <detector id="0" name="VertexEndSupports" type="DiskTracker" reflect="true">
       <layer id="1" inner_r = "1.44*cm" inner_z = "6.27*cm" outer_r = "7.16*cm">

-	<slice material = "CarbonFiber" thickness = "VXD_CF_sensor" />

+	<slice material = "CarbonFiber_25percent" thickness = "VXD_CF_sensor" />

       </layer>
       <layer id="2" inner_r = "1.44*cm" inner_z = "6.30*cm" outer_r = "16.87*cm">

-	<slice material = "CarbonFiber" thickness = "VXD_CF_support" />

+	<slice material = "CarbonFiber_25percent" thickness = "VXD_CF_sensor" />

       </layer>
       <layer id="3" inner_r = "1.395*cm" inner_z = "7.21*cm" outer_r = "16.87*cm">

-	<slice material = "CarbonFiber" thickness = "VXD_CF_sensor" />

+	<slice material = "CarbonFiber_25percent" thickness = "VXD_CF_sensor" />

       </layer>
       <layer id="4" inner_r = "1.595*cm" inner_z = "9.05*cm" outer_r = "16.87*cm">

-	<slice material = "CarbonFiber" thickness = "VXD_CF_sensor" />

+	<slice material = "CarbonFiber_25percent" thickness = "VXD_CF_sensor" />

       </layer>
       <layer id="5" inner_r = "1.795*cm" inner_z = "12.19*cm" outer_r = "16.87*cm">

-	<slice material = "CarbonFiber" thickness = "VXD_CF_sensor" />

+	<slice material = "CarbonFiber_25percent" thickness = "VXD_CF_sensor" />

       </layer>
       <layer id="6" inner_r = "1.995*cm" inner_z = "17.03*cm" outer_r = "16.87*cm">

-	<slice material = "CarbonFiber" thickness = "VXD_CF_sensor" />

+	<slice material = "CarbonFiber_25percent" thickness = "VXD_CF_sensor" />

       </layer>
       <layer id="7" inner_r = "4.80*cm" inner_z = "86.88*cm" outer_r = "16.87*cm">
 	<slice material = "CarbonFiber" thickness = "VXD_CF_support" />