begin <rwg_wguide(1.0)> "d:\work\fmwx\validationtests\mmi\phaseshift2.rwg"
  //----------------------------------------------------
  // (rwg) rectangular waveguide structure block
  //----------------------------------------------------
  "NULL"      -1000 // material database
  // ws     hs     swgfile
  MAGWALL      // lhs boundary
           3.5            0 cladding
             2            0 core
             2            0 cladding
             2            0 core1
           3.5            0 cladding
  MAGWALL      // rhs boundary
  // end of slice list
  begin <molab_parms(1.0)>
    1 1 0 50 // autoRun calcTEfrac minTEfrac maxTEfrac
    B(1e+50) B(-1e+50)  // evstart evend
    8 0 200 1  // maxNmodes molabOpt nx ny
    1.319 REFFIDX V2 300 300 15 25 1 0  // lambda solverID solverParms
  end
  begin <slabwg(2.0)> "cladding"
    //-----------------------------------
    // Vertical layer structure file
    //-----------------------------------
    //  w     nr  alpha   cfseg flags
    METALWALL 
             1          1          0     0     0     0
    METALWALL
  end
  begin <slabwg(2.0)> "core"
    //-----------------------------------
    // Vertical layer structure file
    //-----------------------------------
    //  w     nr  alpha   cfseg flags
    METALWALL 
             1       3.25          0     0     0     0
    METALWALL
  end
  begin <slabwg(2.0)> "core1"
    //-----------------------------------
    // Vertical layer structure file
    //-----------------------------------
    //  w     nr  alpha   cfseg flags
    METALWALL 
             1       3.24          0     0     0     0
    METALWALL
  end
  begin <notesTB(1.0)> "user notes"
  end
end
