A new matrix-based formalism derives invariance conditions on sub-scattering matrices from spatial symmetries and reciprocity for diffraction gratings supporting multiple orders.
Spatial symmetries in nonlocal multipolar metasurfaces,
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2026 1verdicts
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Scattering Symmetries in Diffraction Gratings
A new matrix-based formalism derives invariance conditions on sub-scattering matrices from spatial symmetries and reciprocity for diffraction gratings supporting multiple orders.