This article presents a gain-reconfigurable reflector antenna that could adaptively focus or
defocus to adjust gain, thereby preventing the high-intensity radiation fields (HIRFs). The …

A novel design method for ultra-broadband energy selective surface (ESS) is presented in
this article based on the equivalent theory from filter circuits to metamaterial units. This …

This article presents how to design multiband energy selective surface (ESS), which has a
nonlinear transmission response to the power of incidence in multiple frequency band. It is …

In this article, a novel nonreciprocal energy selective surface (ESS) concept is proposed
against high-intensity radiation field (HIRF) threat, which has unidirectional HIRF isolation …

A novel intensity-dependent metasurface absorber for continuous surface waves is
presented, which is composed of electrically tunable unit cells controlled by a centralized …

This article presents an energy-selective surface (ESS) based on a two-layer resonant circuit
model with high-power microwave (HPM) protection ability for two independent bands. An …

This article introduces an algorithm for transient simulation of electromagnetic structures
loaded by lumped nonlinear devices. The reference application is energy-selective …

Physics-informed neural networks are a powerful approach that combines deep learning
with physical principles to solve complex problems. However, like any method, they do have …

Field-induced metasurface is an applicable technique to prevent the high-intensity-radiated-
field (HIRF). To improve the measurement accuracy, this article presents the design of a …

This paper presents a method to design the response threshold (RT) of energy selective
surface (ESS) based on series LC circuits (SLC_based_ESS). A simple SLC_based_ESS …