REFERENCES 1, . Achieving transparency with plasmonic and metamaterial coatings. Phys Rev - Stat Nonlinear Soft Matter Phys. 2005; 72(1):016623. 2, , , , . Enhancement of near cloaking for the full Maxwell equations. SIAM J Appl Math. 2013; 73(6): 2055-2076. 3, . A full-parameter unidirectional metamaterial cloak for microwaves. Nat Mater. 2013; 12(1): 25-28. 4, , . Nearly non-scattering electromagnetic wave set and its application. Z Angew Math Phys. 2017; 68(2): 35. 5, .