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

The design of tunable and multifunctional metastructures (MSs) is currently a trend in the
terahertz (THz) field. Based on the characteristic that thermal excitation can cause the phase …

As an alternative degree of freedom for wireless communications, orbital angular momentum
(OAM) multiplexing and demultiplexing can be applied to achieve higher communication …

The vortex electromagnetic wave, which carries the Orbital Angular Momentum (OAM),
reflects a new degree of freedom in addition to the traditional degrees of freedom such as …

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 …

In this article, we propose a shared-aperture metasurface (MS) combining spin-decoupled
strategy to generate four coaxially circularly polarized (CP) beams carrying orbital angular …

To effectively exploit the orbital angular momentum (OAM) characteristics, it is essential to
have devices which are capable of generating beams with multiple OAM modes …

In this letter, a wideband transmitting metasurface is proposed to generate the orbital
angular momentum (OAM) vortex beam in the Ka-band. The proposed unit cell is a novel …

Orbital angular momentum (OAM) carrying vortex beams has been studied and realized
using different methods. However, the designed devices are usually capable of generating …

It becomes more and more challenging to satisfy the long-term demand of transmission
capacity in wireless networks if we limit our research within the frame of traditional …