Figure 8: Experimental set-up for surface transmission measurements.

Two sectoral horns with sample tilted angles of 35° or 50° are used to emit and receive microwave. The sample has 11, 13 and 60 periods in the x, y and z directions.

Two sectoral horns with sample tilted angles of 35° or 50° are used to emit and receive microwave. The sample has 11, 13 and 60 periods in the x, y and z directions.