A Lieb-lattice photonic crystal with engineered non-Hermitian couplings exhibits anisotropic skin modes whose localization depends on boundary tilt, demonstrated via tight-binding analysis and electromagnetic simulation.
Longhi, Probing non-hermitian skin effect and non- bloch phase transitions, Physical Review Research1, 023013 (2019)
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Anisotropic non-Hermitian skin effect in a two-dimensional Lieb photonic crystal
A Lieb-lattice photonic crystal with engineered non-Hermitian couplings exhibits anisotropic skin modes whose localization depends on boundary tilt, demonstrated via tight-binding analysis and electromagnetic simulation.