Antennas.md

@@ -13,7 +13,15 @@
 
 ## Quick start
 
-To run the model, open `dipole.pro` with Gmsh.
+To run the model, open `dipole.pro` or `microstrip.pro` with Gmsh.
+
+## Additional information
+
+The example contains 2D and 3D models of a simple dipole antenna (`dipole.pro`)
+as well as a 3D model of a microstrip antenna (`microstrip.pro`). A
+Silver-Muller Absorbing Boundary Condition or a Pefectly Matched Layer is used
+to truncate the domain. The far field is computing using the `NearToFarField`
+Gmsh plugin.
 
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 *Model developed by @sabariego and @geuzaine*