3 papers
physics.app-ph2026
Metagratings on Low-Cost Substrates for Efficient Anomalous Reflection: Addressing Dielectric Loss
Oz Diker, Ariel Epstein
We present a theoretical framework and practical methodology for designing high-efficiency metagratings (MGs), sparse periodic arrangements of subwavelength polarizable particles (…
physics.app-ph2024
Simultaneous Polarization Conversion and Anomalous Reflection with Anisotropic Printed-Circuit-Board (PCB) Metagratings
Sharon Elad, Ariel Epstein
We present a semianalytical synthesis scheme for designing realistic printed-circuit-board- (PCB) based metagratings (MGs), capable of simultaneous beam steering and polarization c…
physics.app-ph2023
Semianalytically Designed Dual Polarized Printed-Circuit-Board (PCB) Metagratings
Yuval Shklarsh, Ariel Epstein
Metagratings (MGs), sparse (periodic) composites of subwavelength polarizable particles (meta-atoms), have demonstrated highly efficient diffraction engineering capabilities via me…