In recent years, manipulations of amplitudes and phases of circularly polarized (CP) waves
using metasurfaces have attracted significant attention. However, most of the current works …

The unidirectional asymmetry transmission is demonstrated based on quasi-accidental
bound states in the continuum by a one-dimensional chiral photonic crystal slab (CPhCs) …

The bidirectional asymmetric transmission (BAT) meta‐devices have attracted widespread
attention as an emerging display, encryption, and information storage platform. Generally …

The field of optical systems with asymmetric responses has grown significantly due to their
various potential applications. Janus metasurfaces are noteworthy for their ability to control …

Generating high-order and high-purity OAM vortex beams and regulating their wavefronts
are of great importance in terahertz communication. However, the current methods used to …

Janus metasurfaces have provided a platform for multiplexing diverse electromagnetic (EM)
wave functionalities, which are determined by the intrinsic propagation direction of the EM …

Bottle beams have drawn considerable research interest due to their attractive features and
applications in beam trap**. Herein, the flexible generation and modulation of bottle …