Two-dimensional incident left-handed metamaterial composed of double Σ -shaped metal strips
Author(s) -
Zijian Tian,
Chen Wen-Chao,
Jing Fan
Publication year - 2013
Publication title -
acta physica sinica
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.62.074102
Subject(s) - metamaterial , hfss , strips , optics , perpendicular , materials science , left handed , electromagnetic radiation , dielectric , substrate (aquarium) , physics , optoelectronics , telecommunications , geometry , antenna (radio) , computer science , composite material , oceanography , microstrip antenna , mathematics , geology
A structure of two-dimensional incident left-handed metamaterial composed of double Σ-shaped metal strips is proposed. The structure consists of a dielectric substrate and two anti-symmetrical Σ-shaped metal strips on each side of it, and the structure presents double negative properties (εμ<0), with electromagnetic waves being incident parallel or perpendicular to the substrate. With HFSS software, the two-dimensional incident left-handed properties of the structure are analyzed and verified in X waveband by means of spectrum analysis and effective parameters extracted from S parameters. The two-dimensional incident properties of the structure widen electromagnetic wave angle and are also of reference value for developing multi-dimensional incidence of the metamaterial.
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