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Browsing School of Science and Technology (2015-2019) by Subject "epsilon-near-zero material"
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Shramkova, O. V.; Tsironis, G. P.
(Journal of Optics (United Kingdom), 2016-10-01)
The optical properties of PT-symmetric periodic stacks of the layers with balanced loss and gain are examined. We demonstrate that the tunnelling phenomenon in periodic structures is connected with excitation of surface ...