Orbital angular momentum waves: Generation, detection, and emerging applications
Orbital angular momentum (OAM) has aroused a widespread interest in many fields,
especially in telecommunications due to its potential for unleashing new capacity in the …
especially in telecommunications due to its potential for unleashing new capacity in the …
A review of orbital angular momentum vortex beams generation: from traditional methods to metasurfaces
K Zhang, Y Wang, Y Yuan, SN Burokur - Applied sciences, 2020 - mdpi.com
In this paper, we review the generation of vortex beams carrying orbital angular momentum
in the microwave domain. We firstly present the theory of Laguerre–Gaussian beams where …
in the microwave domain. We firstly present the theory of Laguerre–Gaussian beams where …
Generating multiple orbital angular momentum vortex beams using a metasurface in radio frequency domain
S Yu, L Li, G Shi, C Zhu, Y Shi - Applied Physics Letters, 2016 - pubs.aip.org
In this paper, an electromagnetic metasurface is designed, fabricated, and experimentally
demonstrated to generate multiple orbital angular momentum (OAM) vortex beams in radio …
demonstrated to generate multiple orbital angular momentum (OAM) vortex beams in radio …
Janus metastructure based on magnetized plasma material with and logic gate and multiple physical quantity detection
J Sui, R Dong, S Liao, Z Zhao, Y Wang… - Annalen der …, 2023 - Wiley Online Library
In this paper, a Janus metastructure (JMS) is proposed that can act both as a logic gate and
detect multiple physical quantities. By adjusting the incident angle of electromagnetic waves …
detect multiple physical quantities. By adjusting the incident angle of electromagnetic waves …
Ultrawideband reflection-type metasurface for generating integer and fractional orbital angular momentum
Vortex beams carrying orbital angular momentum (OAM) are extensively studied owing to its
potential to expand channel capacity of microwave and optical communication. By utilizing …
potential to expand channel capacity of microwave and optical communication. By utilizing …
Ultrathin complementary metasurface for orbital angular momentum generation at microwave frequencies
Electromagnetic (EM) waves with helical wave front carry orbital angular momentum (OAM),
which is associated with the azimuthal phase of the complex electric field. OAM is a new …
which is associated with the azimuthal phase of the complex electric field. OAM is a new …
Orbital angular momentum generation and detection by geometric-phase based metasurfaces
We present a comprehensive review on the geometric-phase based metasurfaces for orbital
angular momentum (OAM) generation and detection. These metasurfaces manipulate the …
angular momentum (OAM) generation and detection. These metasurfaces manipulate the …
Highly efficient generation of Bessel beams with polarization insensitive metasurfaces
We present a generic approach for the generation of pseudo non-diffracting Bessel beams
using polarization insensitive metasurfaces with high efficiency. Cascaded unit cells, which …
using polarization insensitive metasurfaces with high efficiency. Cascaded unit cells, which …
Origami Microwave Imaging Array: Metasurface Tiles on a Shape‐Morphing Surface for Reconfigurable Computational Imaging
Origami is the art of paper folding that allows a single flat piece of paper to assume different
3D shapes depending on the fold patterns and the sequence of folding. Using the principles …
3D shapes depending on the fold patterns and the sequence of folding. Using the principles …
[HTML][HTML] 涡旋电磁波天线技术研究进展
郭忠义, 汪彦哲, 郑群, 尹超逸, 杨阳, 宫玉彬 - 雷达学报, 2019 - radars.ac.cn
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 …
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 …