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Analysis of the double negative media based on the Drude model using the FDTD method

MA Jia-jun;CAO Xiang-Yu;LIU Tao
  

  1. (The Telecommunication Engineering School, Air Force Engineering University, Xi’an 710077, China)
  • Received:1900-01-01 Revised:1900-01-01 Online:2007-09-20 Published:2007-09-20

Abstract: Metamaterials with double negative permittivity and permeability, based on the Drude model, are analyzed using the FDTD method. The formulation is deduced by the differential method. Numerical results describing the electromagnetic wave propagation through a DNG slab in both 1-D and 2-D cases are presented, which demonstrate conclusively that the DNG media have the property of backward wave direction and negative refraction index.

Key words: DNG media, FDTD, negative refraction index

CLC Number: 

  • TN45