Radiator trasparency calculation updated
authorgvolpe <gvolpe@f7af4fe6-9843-0410-8265-dc069ae4e863>
Tue, 27 Sep 2011 13:38:29 +0000 (13:38 +0000)
committergvolpe <gvolpe@f7af4fe6-9843-0410-8265-dc069ae4e863>
Tue, 27 Sep 2011 13:38:29 +0000 (13:38 +0000)
HMPID/AliHMPIDPreprocessor.cxx

index 90c9009..be0efee 100644 (file)
@@ -451,8 +451,10 @@ Double_t AliHMPIDPreprocessor::ProcTrans(TMap* pMap)
     // evaluate 15 mm of thickness C6F14 Trans
     Double_t aTransRad;
     
+    Double_t aConvFactor = 1.0 - 0.3/1.8;         
+        
     if(aRefFreon*aRefArgon>0) {
-      aTransRad  = TMath::Power((aCellFreon/aRefFreon)/(aCellArgon/aRefArgon)*aCorrFactor,1.5);
+      aTransRad  = TMath::Power((aCellFreon/aRefFreon)/(aCellArgon/aRefArgon)*aCorrFactor,aConvFactor);
     } else {
       return DefaultEMean();
     }