Sharp trapped-mode resonances in planar metamaterials with a broken structural symmetry

被引：1045
作者：
Fedotov, V. A. [1 ]
Rose, M.
Prosvirnin, S. L.
Papasimakis, N.
Zheludev, N. I.
机构：
[1] Univ Southampton, Optoelect Res Ctr, Southampton SO17 1BJ, Hants, England
[2] Natl Acad Sci Ukraine, Inst Radio Astron, UA-61002 Kharkov, Ukraine
来源：
PHYSICAL REVIEW LETTERS | 2007年 / 99卷 / 14期
基金：
英国工程与自然科学研究理事会;
关键词：
D O I：
10.1103/PhysRevLett.99.147401
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
We report that a resonance response with a very high quality factor can be achieved in a planar metamaterial by introducing symmetry breaking in the shape of its structural elements, which enables excitation of trapped modes, i.e., modes that are weakly coupled to free space.
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页数：4
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