I need to ensure quasi-neutrality at the inlet with a new kind of BC

src/modules/moduleBoundary.f90

@@ -26,6 +26,12 @@ MODULE moduleBoundary
 
   END TYPE boundaryTransparent
 
+  !Symmetry axis
+  TYPE, PUBLIC, EXTENDS(boundaryGeneric):: boundaryAxis
+    CONTAINS
+
+  END TYPE boundaryAxis
+
   !Wall Temperature boundary
   TYPE, PUBLIC, EXTENDS(boundaryGeneric):: boundaryWallTemperature
     !Thermal velocity of the wall: square root(Wall temperature X specific heat)
@@ -47,12 +53,11 @@ MODULE moduleBoundary
 
   END TYPE boundaryIonization
 
-  !Symmetry axis
-  TYPE, PUBLIC, EXTENDS(boundaryGeneric):: boundaryAxis
-    CONTAINS
-
-  END TYPE boundaryAxis
+  ! Ensures quasi-neutrality by changing the reflection coefficient
+  type, public, extends(boundaryGeneric):: boundaryQuasiNeutrality
+    real(8):: alpha ! Reflection parameter
 
+  end type boundaryQuasiNeutrality
   !Wrapper for boundary types (one per species)
   TYPE:: bTypesCont
     CLASS(boundaryGeneric), ALLOCATABLE:: obj