Results 51 to 60 of about 22,239 (310)

Hybrid Checkerboard Metasurface Combining Passive and Active AMCs [PDF]

Journal of Electromagnetic Engineering and Science
In this paper, a hybrid checkerboard metasurface is proposed for controlling radar cross-sections (RCSs) using a small number of active devices. The proposed metasurface consists of passive and active artificial magnetic conductors.
Sung Hoe Kim, Donghyun Kim, Chang-Hyun Lee, Young Joong Yoon   +3 more
doaj   +1 more source

Cancer Diagnosis Using Terahertz-Graphene-Metasurface-Based Biosensor with Dual-Resonance Response

Nanomaterials, 2022
Owing to the outstanding physical properties of graphene, its biosensing applications implemented by the terahertz metasurface are widely concerned and studied.
Chunjian Tan, Shaogang Wang, Shizhen Li, Xu Liu, Jia Wei, Guoqi Zhang, Huaiyu Ye   +6 more
doaj   +1 more source

Platform of spectral analysis based on a tunable coupling between metasurface and molecular vibration

, 2022
Coupling of metasurface resonance with a molecular vibration from weak - to - strong is demonstrated using different polymer based materials and metal-insulator-metal (MIM) metasurfaces.
Yoshiaki, Nishijima, Saulius, Juodkazis
core   +1 more source

Metasurface enabled 3-in-1 microscopy [PDF]

, 2023
Edge enhancement and polarization detection are critical to image transparent or low-contrast samples. However, currently available systems are limited to performing only a single functionality.
Xianzhong Chen, Muhammad Afnan Ansari, Ansari, Muhammad Afnan, Hammad Ahmed, Yuttana Intaravanne, Ahmed, Hammad; id_orcid, Xianzhong Chen (2024239), Narina Bileckaja, Huabing Yin, Yin, Huabing, Hammad Ahmed (7526297), Yuttana Intaravanne (10197447), Muhammad Afnan Ansari (9514374), Ahmed, Hammad, Narina Bileckaja (14510624), Intaravanne, Yuttana, Huabing Yin (1311570), Bileckaja, Narina, Chen, Xianzhong; id_orcid, Chen, Xianzhong   +19 more
core   +1 more source

Metasurface-enhanced mid-infrared spectrochemical imaging of tissues

, 2023
Label-free and nondestructive mid-infrared vibrational hyperspectral imaging is emerging as an important ex-vivo tissue analysis tool, providing spatially resolved biochemical information critical to understanding physiological and pathological processes.
S. Rosas (14471085), M. A. Kats (14471094), E. Chang (8429505), K. W. Eliceiri (14471097), H. Mei (14471091), F. Yesilkoy (14471100), X. Zhao (5933264), K. A. Schoeller (14471088)   +7 more
core   +1 more source

A Four-leaf Clover-shaped Coding Metasurface For Ultra-wideband Diffusion-like Scattering

Leida xuebao, 2021
In this paper, a novel four-leaf clover-shaped coding metasurface is proposed and applied to achieve an ultra-wideband diffusion-like scattering.
Saifullah YASIR, Guomin YANG, Feng XU
doaj   +1 more source

Metasurface-Based Free-Space Multi-port Beam Splitter with Arbitrary Power Ratio

, 2022
A beam splitter (BS) is one of the most critical building blocks in optical systems. Despite various attempts to miniaturize the conventional cube BS reported, it remains a challenge to realize an ultrathin BS with multi-port output, nonuniform splitting
Xue Feng (147580), Wei Zhang (405), Kaiyu Cui (5044820), Yuxuan Liao (7423019), Yidong Huang (1782676), Tian Tian (170088), Fang Liu (13271)   +6 more
core   +1 more source

Dielectric Meta-Atoms with Liquid Crystal Alignment Effect for Electrically Tunable Metasurface

Advanced Devices & Instrumentation
Dielectric metasurfaces with tunable functions are increasingly appealing to both the academia and industrial communities. Among the many tuning mechanisms reported so far, metasurface immersed in liquid crystal (LC) stands out as one of the most viable ...
Xin Chang, Mike Pivnenko, Angadjit Singh, Weijie Wu, Pawan Shrestha, Daping Chu   +5 more
doaj   +1 more source

Chiral Metasurface Multifocal Lens in the Terahertz Band Based on Deep Learning

Micromachines, 2023
Chiral metasurfaces have garnered significant interest as an emerging field of metamaterials, primarily due to their exceptional capability to manipulate phase distributions at interfaces.
Jingjing Wang, Sixue Chen, Yihang Qiu, Xiaoying Chen, Jian Shen, Chaoyang Li   +5 more
doaj   +1 more source

A Reusable Metasurface Template [PDF]

Nano Letters, 2020
Metasurfaces have revolutionized the design concepts for opticalcomponents, fostering an excitingfield offlat optics. Thanks to theflat and ultrathinnature, metasurfaces possess unique advantages over conventional optical components,such as lightweight, high compatibility, among others. To comply with potential appli-cations, further research endeavors
Jianxiong Li, Ping Yu, Shuang Zhang, Na Liu   +3 more
openaire   +4 more sources