From e06ce499da1323a32075447478b660e28f2eebeb Mon Sep 17 00:00:00 2001
From: JGonzalez <jorge.gonzalez@upm.es>
Date: Tue, 14 Apr 2026 10:37:16 +0200
Subject: [PATCH] Functions done

---
 src/modules/mesh/moduleMesh@boundaryEM.f90 | 33 ++++++++++++++++++++--
 1 file changed, 30 insertions(+), 3 deletions(-)

diff --git a/src/modules/mesh/moduleMesh@boundaryEM.f90 b/src/modules/mesh/moduleMesh@boundaryEM.f90
index 19dde6c..891e34b 100644
--- a/src/modules/mesh/moduleMesh@boundaryEM.f90
+++ b/src/modules/mesh/moduleMesh@boundaryEM.f90
@@ -30,7 +30,6 @@ submodule(moduleMesh) boundaryEM
 
     ! Apply
     module SUBROUTINE applyDirichlet(self, vectorF)
-      USE moduleMesh
       IMPLICIT NONE
 
       CLASS(boundaryEMDirichlet), INTENT(in):: self
@@ -38,8 +37,11 @@ submodule(moduleMesh) boundaryEM
       integer:: n
 
       DO n = 1, self%nNodes
-        self%nodes(n)%obj%emData%phi  = self%potential
-        vectorF(self%nodes(n)%obj%n)  = self%nodes(n)%obj%emData%phi
+        associate(node => self%nodes(n)%obj)
+          node%emData%phi  = self%potential
+          vectorF(node%n)  = node%emData%phi
+
+        end associate
 
       END DO
 
@@ -127,11 +129,27 @@ submodule(moduleMesh) boundaryEM
     ! Init
     module subroutine initNeumann(self, config, object)
       use json_module
+      use moduleRefParam, only: EF_ref
+      use moduleErrors, only: criticalError
       implicit none
 
       class(boundaryEMGeneric), allocatable, intent(inout):: self
       type(json_file), intent(inout):: config
       character(:), allocatable, intent(in):: object
+      real(8):: electricField
+      logical:: found
+
+      select type(self)
+      type is(boundaryEMNeumann)
+        call config%get(object // '.electricField', electricField, found)
+        if (.not. found) then
+          call criticalError('Required parameter "electricField" for Neumann boundary condition not found', 'readBoundaryEM')
+
+        end if
+
+        self%electricField = electricField / EF_ref
+
+      end select
 
     end subroutine initNeumann
 
@@ -141,6 +159,15 @@ submodule(moduleMesh) boundaryEM
 
       class(boundaryEMNeumann), intent(in):: self
       real(8), intent(inout):: vectorF(:)
+      integer:: n
+
+      do n = 1, self%nNodes
+        associate(node => self%nodes(n)%obj)
+          vectorF(node%n) = vectorF(node%n) + self%electricField
+
+        end associate
+
+      end do
 
     end subroutine applyNeumann