increase guard cells to account for averaging/finite differencing steps

JuliaPlasma · Aug 29, 2024 · 1fbd1b2 · 1fbd1b2
1 parent 8eae7ec
commit 1fbd1b2
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/simulation.jl b/src/simulation.jl
@@ -17,7 +17,7 @@ function create_electrostatic_simulation(
     sim = Simulation(AbstractSimulationStep[])
 
     # Create fields
-    lower_guard_cells = div(interpolation_order, 2)
+    lower_guard_cells = div(interpolation_order, 2) + 1
     rho = Field(grid, NodeOffset(), V, lower_guard_cells)
     phi = Field(grid, NodeOffset(), V, lower_guard_cells)
     Eedge = Field(grid, EdgeOffset(), V, lower_guard_cells)