PHOTONIC BAND-STRUCTURE - THE FACE-CENTERED-CUBIC CASE EMPLOYING NONSPHERICAL ATOMS

被引:1276
作者
YABLONOVITCH, E [1 ]
GMITTER, TJ [1 ]
LEUNG, KM [1 ]
机构
[1] POLYTECH INST NEW YORK,DEPT PHYS,BROOKLYN,NY 11201
关键词
D O I
10.1103/PhysRevLett.67.2295
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
We introduce a practical, new, face-centered-cubic dielectric structure which simultaneously solves two of the outstanding problems in photonic band structure. In this new "photonic crystal" the atoms are nonspherical, lifting the degeneracy at the W point of the Brillouin zone, and permitting a full photonic band gap rather than a pseudogap. Furthermore, this fully three-dimensional fcc structure lends itself readily to microfabrication on the scale of optical wavelengths. It is created by simply drilling three sets of holes 35.26-degrees off vertical into the top surface of a solid slab or wafer, as can be done, for example, by chemical-beam-assisted ion etching.
引用
收藏
页码:2295 / 2298
页数:4
相关论文
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