Title :
Electromagnetic beam modulation and planar invisibility cloak through transformation optical structures
Author :
Xu, Xiaofei ; Hao, Yu ; Jiang, Tian ; Feng, Yijun
Author_Institution :
Dept. of Electron. Sci. & Eng., Nanjing Univ., Nanjing
Abstract :
Meta-material based on the form-invariant Maxwellpsilas equations under coordinate transformations has opened up new possibilities to manipulate the electromagnetic fields. In this paper we report on applying the finite-embedded coordinate transformation method to design electromagnetic beam modulation devices. We present the design procedures and the full wave electromagnetic simulations results, which clearly confirm the performance of the proposed devices. After the tutorial, one application example of planar invisibility cloak is also given using such beam-modulated blocks.
Keywords :
Maxwell equations; electromagnetic fields; electromagnetic wave propagation; metamaterials; Maxwellpsilas equations; beam-modulated blocks; electromagnetic beam modulation devices; electromagnetic fields; finite-embedded coordinate transformation method; metamaterial; planar invisibility cloak; transformation optical structures; Beams; Design methodology; Electromagnetic scattering; Optical materials; Optical modulation; Optical refraction; Permeability; Permittivity; Slabs; Tensile stress;
Conference_Titel :
Metamaterials, 2008 International Workshop on
Conference_Location :
Nanjing
Print_ISBN :
978-1-4244-2608-9
Electronic_ISBN :
978-1-4244-2609-6
DOI :
10.1109/META.2008.4723555