Recovered the ouflowBoundary code

src/modules/mesh/moduleMesh.f90

@@ -789,7 +789,15 @@ MODULE moduleMesh
 
   end type boundaryQuasiNeutrality
 
-  !Wrapper for boundary types (one per species)
+  !Boundary for quasi-neutral outflow adjusting reflection coefficient
+  type, public, extends(boundaryParticleGeneric):: boundaryOutflowAdaptive
+    real(8):: outflowCurrent
+    real(8):: reflectionFraction
+    contains
+      procedure, pass:: apply => outflowAdaptive
+
+  end type boundaryOutflowAdaptive
+
   interface
     module subroutine reflection(self, edge, part)
       use moduleSpecies
@@ -854,6 +862,15 @@ MODULE moduleMesh
 
     end subroutine quasiNeutrality
 
+    module subroutine outflowAdaptive(self, edge, part)
+      use moduleSpecies
+
+      class(boundaryOutflowAdaptive), intent(inout):: self
+      class(meshEdge), intent(inout):: edge
+      class(particle), intent(inout):: part
+
+    end subroutine outflowAdaptive
+
     ! Generic basic boundary conditions to use internally in the code
     module subroutine genericReflection(edge, part) 
       use moduleSpecies