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

被引:1021
|
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
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.
引用
收藏
页数:4
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