NUMERICAL STUDY OF GOOS-HÄNCHEN SHIFT ON THE SURFACE OF ANISOTROPIC LEFT-HANDED MATERIALS
Author(s) -
Wei Ding,
Liang Chen,
Changhong Liang
Publication year - 2008
Publication title -
progress in electromagnetics research b
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.208
H-Index - 47
ISSN - 1937-6472
DOI - 10.2528/pierb07111403
Subject(s) - left handed , anisotropy , surface (topology) , materials science , condensed matter physics , geometry , physics , optics , mathematics
—The Goos-H¨ anchen shift on the surface when an optical beam,is obliquely incident from one isotropic right-handed material (RHM) into another biaxial anisotropic left-handed material (BA- LHM) is numerically studied with the finite difference time domain (FDTD) method based on the Drude dispersive models. The analytical expression of the Goos-H¨ anchen shift is firstly presented,moreover the condition for the existence and the sign of the Goos-H¨ anchen shift are also discussed. According to the theoretical analysis,several sets of constitutive parameters of BA-LHM are considered. The simulated results are in agreement with theoretical results,which validate the theoretical analysis.
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