European Commission(EC)(MSCA-RISE691209);Ministry of Education and Science of the Russian Federation(Minobrnauka);Increase Competitiveness Program of NUST“MISi S”(K2-2015-007)
The effect of material dispersion on the optical properties of one-dimensional non-Hermitian scattering systems is investigated in detail. In particular, multilayer heterostructures with gain and loss(parity-time symm...