Results 31 to 40 of about 913 (97)

Terahertz metasurface enabled by barium strontium titanate ferroelectric film

EPJ Applied Metamaterials
In this paper, a Ba0.5Sr0.5TiO3 (BST) ferroelectric film is prepared and characterized in the terahertz band. Subsequently, based on the prepared BST film, a metasurface is proposed to manipulate electromagnetic waves.
Fu Yuan, Fu Xiaojian, Guo Yunsheng
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Construction of a Cost-Effective Phased Array Through High-Efficiency Transmissive Programable Metasurface

Frontiers in Physics, 2020
Programmable metasurfaces have shown great potential in the areas of low-complexity phase array systems in comparison with the conventional phased array antennas.
Anjie Cao, Anjie Cao, Zhansheng Chen, Kai Fan, Yuehui You, Chong He   +5 more
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Noncontact Electromagnetic Wireless Recognition for Prosthesis Based on Intelligent Metasurface

Advanced Science, 2022
With the development of artificial intelligence and Internet of Things, hand gesture recognition techniques have attracted great attention owing to their excellent applications in developing human‐machine interaction (HMI).
Hai Peng Wang, Yu Xuan Zhou, He Li, Guo Dong Liu, Si Meng Yin, Peng Ju Li, Shu Yue Dong, Chao Yue Gong, Shi Yu Wang, Yun Bo Li, Tie Jun Cui   +10 more
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Digital Polarization Programmable Metasurface for Continuous Polarization Angle Rotation and Radar Applications

Frontiers in Materials, 2022
Polarization angle manipulation has been a vital technic in radar applications. This paper proposes and demonstrates a digital polarization programmable metasurface for continuous polarization angle rotation and radar applications.
Yidan Wang, Hongyu Shi, Hongyu Shi, Juan Chen, Jianjia Yi, Liang Dong, Anxue Zhang, Haiwen Liu   +7 more
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Experimentally realized physical-model-based frugal wave control in metasurface-programmable complex media

Nature Communications
Metasurface-programmable radio environments are considered a key ingredient of next-generation wireless networks. Yet, identifying a metasurface configuration that yields a desired wireless functionality in an unknown complex environment was so far only ...
Jérôme Sol, Hugo Prod’homme, Luc Le Magoarou, Philipp del Hougne   +3 more
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Smart sensing metasurface with self-defined functions in dual polarizations

Nanophotonics, 2020
For the intelligence of metamaterials, the -sensing mechanism and programmable reaction units are two important components for self-recognition and -determination. However, their realization still face great challenges.
Ma Qian, Hong Qiao Ru, Gao Xin Xin, Jing Hong Bo, Liu Che, Bai Guo Dong, Cheng Qiang, Cui Tie Jun   +7 more
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Polarization‐Controlled Dual‐Programmable Metasurfaces

Advanced Science, 2020
Programmable metasurfaces allow dynamic and real‐time control of electromagnetic (EM) waves in subwavelength resolution, holding extraordinary potentials to establish meta‐systems. Achieving independent and real‐time controls of orthogonally‐polarized EM
Xin Ge Zhang, Qian Yu, Wei Xiang Jiang, Ya Lun Sun, Lin Bai, Qiang Wang, Cheng‐Wei Qiu, Tie Jun Cui   +7 more
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Programmable Amplitude‐Coding Metasurface with Multifrequency Modulations

Advanced Intelligent Systems, 2021
Recently, programmable metasurfaces have aroused great attention for various applications such as beam manipulation, wireless communication, and holograms by modulating the spatial phase or amplitude.
Qiao Ru Hong, Qian Ma, Xin Xin Gao, Che Liu, Qiang Xiao, Shahid Iqbal, Tie Jun Cui   +6 more
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A Programmable Metasurface Framework With Modular Architecture for Flexible and Scalable Deployment

IEEE Access
This work presents a programmable metasurface framework featuring a modular, tile-based architecture that decouples the control electronics from the metasurface panel. Unlike traditional monolithic designs that have challenges in terms of scalability and
Loukas Petrou, Yorgos Stratakos, Konstantinos Michail, Anastasis Kounoudes, Marco A. Antoniades, Julius Georgiou   +5 more
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Programmable Metasurface Antenna for Electromagnetic Torso Scanning

IEEE Access, 2020
A wideband beam-switching metasurface antenna using programmable unit-cells is proposed for electromagnetic torso scanning. The design aims at changing the intensity of the electric field inside the torso without any mechanical movements and thus enables
Amin Darvazehban, Sasan Ahdi Rezaeieh, Amin M. Abbosh   +2 more
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