Traditional methods of generating vortex beams based on metasurfaces consist mainly in
modulating propagation phase or geometric phase. Here, by introducing detour phase, we …

For many communication systems, including wireless networks, mobile, satellite, radar,
remote sensing, and many more applications, antenna arrays are very necessary. Utilizing …

Vortex beam, manifesting the characteristic helical phase front and amplitude singularity,
carries inherent orbital angular momentum (OAM) and has received intensive research from …

Vortex electromagnetic wave carrying orbital angular momentum (OAM) is expected to break
through the shortage of spectrum resource because of its multiple independent modes …

A coding Janus metasurface is designed to generate four independent holographic images
in both specifically polarized reflection and transmission channels under excitations of y …

涡旋电磁波, 因携带有轨道角动量(OAM), 从而体现出除了传统的强度, 相位, 频率,
极化等自由度之外的一种新型自由度, 理论上在任意频率下都具有无穷多种互不干扰的正交模态 …

Vortex beams carrying orbital angular momentum (OAM) are widely applied in various
electromagnetic, optical, and quantum systems. A tailored OAM spectrum composed of …

Using anisotropic holographic metasurfaces to transform the creeping waves into circularly
polarized (CP) beams has initiated the quest for tangible applications in different disciplines …

In this Letter, we present a cylindrical conformal holographic impedance metasurface for
orbital angular momentum (OAM) generation. The conformal holographic metasurface is …

Vortex beams have witnessed tremendous development in the past decade by exhibiting
profound implications for both fundamental physics and a multitude of novel engineering …