Reduction of FDTD Stair-Casing Error regarding to Metamaterials by Using High-Order Polynomial Transformation Functions

Figure 14

FDTD snapshots with boundary abrasion with the use of third-order functions: (a) the cloak, (b) the rotator, and (c) the concentrator. The functionalities of MTMs remained relatively intact.

(a)

(b)

(c)