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Browsing School of Science and Technology (2015-2019) by Subject "non-Hermitian coupler"
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Kominis, Yannis; Bountis, Tassos; Flach, Sergej
(Physical Review A, 2017-06-21)
We analyze the stability of a non-Hermitian coupler with respect to modulational inhomogeneous perturbations
in the presence of unbalanced gain and loss. At the parity-time (PT ) symmetry point the coupler is unstable.
Suitable ...