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Optical Modes in Two-dimensionally Ordered Dielectric Spheres
We have experimentally observed the optical modes of periodic two-dimensionally ordered polystyrene spheres with a diameter of 5.15 µm using the attenuated total reflection method. The dispersion relation of such optical modes clearly shows that there are two types of propagating modes in the ordere...
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Published in: | Japanese Journal of Applied Physics 2000-04, Vol.39 (4R), p.1747 |
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Main Authors: | , , , , , , , , |
Format: | Article |
Language: | English |
Citations: | Items that this one cites Items that cite this one |
Online Access: | Get full text |
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Summary: | We have experimentally observed the optical modes of periodic two-dimensionally ordered polystyrene spheres with a diameter of 5.15 µm using the attenuated total reflection method. The dispersion relation of such optical modes clearly shows that there are two types of propagating modes in the ordered spheres. We point out that one of the two optical modes is related to the guided modes in optical fibers and the periodicity of the spheres plays an important role in its excitation mechanism. The other mode propagates along spherical surfaces. |
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ISSN: | 0021-4922 1347-4065 |
DOI: | 10.1143/JJAP.39.1747 |