A5045916557- Antenna Design and Analysis
- Advanced Antenna and Metasurface Technologies
- Microwave Engineering and Waveguides
- Metamaterials and Metasurfaces Applications
- Millimeter-Wave Propagation and Modeling
- Wave and Wind Energy Systems
- Fluid Dynamics and Vibration Analysis
- Wind Energy Research and Development
- Magnetic Field Sensors Techniques
- Non-Destructive Testing Techniques
- Multiferroics and related materials
- Advanced MIMO Systems Optimization
- Sparse and Compressive Sensing Techniques
- Antenna Design and Optimization
- Vascular Malformations Diagnosis and Treatment
- Retinal and Macular Surgery
- Orbital Angular Momentum in Optics
- RNA Interference and Gene Delivery
- Intraocular Surgery and Lenses
- Superconducting and THz Device Technology
- Sirtuins and Resveratrol in Medicine
- Optical Wireless Communication Technologies
- Copper-based nanomaterials and applications
- Chemokine receptors and signaling
- Statistical Methods and Inference
Southeast University
2019-2025
State Key Laboratory of Millimeter Waves
2019-2025
Shenzhen University
2024
Shanghai Jiao Tong University
2024
Nantong University
2022-2023
Qingdao University
2022-2023
University of Science and Technology
2023
Sun Yat-sen University
2023
PLA 306 Hospital
2023
Xi'an University of Architecture and Technology
2023
Abstract Bessel beams have attracted considerable interest due to their intriguing nondiffraction and self‐healing properties. Such beam can be generated by conventional devices that are more or less subjected issues of low efficiency, complex manufacturing, bulky size. Here, an electronically engineered reflective metasurface is designed generate flexibly manipulate Bessel‐like over a broad frequency range in the microwave regime. Due dynamic resonance feature metasurface, phase profile...
In the era of 5G and beyond, strategic utilization both sub-6 GHz millimeter-wave (mmWave) spectrums supports diverse communication services. Through smartphones, consumers can conveniently access a wide range 5G/6G-enabled Internet Things (IoT) scenarios anytime anywhere. this paper, mmWave aperture-shared antenna array are proposed for mobile terminals. For design, slot radiating is integrated into metallic frame smartphone. This design incorporates differential square-ring feeder utilizes...
Abstract Optically transparent electromagnetic devices play a crucial role in modern society, yet conventional optically millimeter‐wave suffer from high return loss, limited phase shift, narrow bandwidth, profile, and low optical transparency. Current materials, fabrication processes, design methodologies restrict the development of high‐performance reflective phase‐shifting‐surface arrays or reflectarrays. To address this, concept for broadband, single‐layered, reflectarray antennas is...
This letter proposes a compact dual-polarized endfire antenna array for 5G millimeter-wave (mmWave) applications. The unit is constructed by an open-ended substrate integrated waveguide (SIW) cavity vertically polarized (VP) radiation and broadband electric dipole horizontally (HP) radiation. By sharing the side walls of two neighboring SIW channels VP elements, coaxial line feeding structure HP element achieved, allowing size final array. To extend bandwidth element, quasi-TE <sub...
Views Icon Article contents Figures & tables Video Audio Supplementary Data Peer Review Share Twitter Facebook Reddit LinkedIn Tools Reprints and Permissions Cite Search Site Citation C. P. Scarborough, Z. H. Jiang, D. Werner, Rivero-Baleine, Drake; Experimental demonstration of an isotropic metamaterial super lens with negative unity permeability at 8.5 MHz. Appl. Phys. Lett. 2 July 2012; 101 (1): 014101. https://doi.org/10.1063/1.4732158 Download citation file: Ris (Zotero) Reference...
The magnetoelectric (ME) sensor is a new type of magnetic with ultrahigh sensitivity that suitable for the measurement low-frequency weak fields. In this study, metglas/PZT-5B ME mechanical resonance frequency fres 60.041 kHz was prepared. It interesting to note its field resolution reached 0.20 nT at and 0.34 under DC field, respectively. order measure ultralow-frequency AC fields, up-conversion technique employed. Using technique, limit detection (LOD) an lower than 1 8 Hz obtained,...
A 3D-printed cylindrical Luneburg lens antenna working at 26 GHz is proposed in this article. The consists of a feeding waveguide, cylinder, and pair printed metal grids which are stuck on the side faces cylinder. structure ensures convenience for processing structural integrity lens. Hole drilling technology utilized design In E-plane, conversion spherical waves into planar achieved based gradient refractive index realized by equivalent relative dielectric constant. main part contains hole...
Vortex beams of light carrying orbital angular momentum (OAM) show promise for a wide range microwave applications. However, classical OAM wave generators in the rf band are generally hindered by narrow operating bandwidth, complicated feed structures, or high loss. This study presents method generation using concept spatial transformation at frequencies. The all-dielectric device implementation enables broadband operation, and technique efficiently generates vortex waves modes, thus...
In this talk, a brief review on the newly proposed concept of asymmetric millimeter wave (mmWave) massive multi-input and multi-output (MIMO) system for beyond 5G(B5G) 6G mobile communications is presented, including architecture, requirements integrated circuits (ICs) design etc., some research advances.
Abstract In this paper, a wideband dual‐polarized magneto‐electric (ME) dipole antenna with modified electric‐dipole structure is proposed based on the cost‐effective printed circuit board (PCB) technology for millimeter‐wave (mmW) applications. A 3D‐meandered design adopted to enlarge operating bandwidth without increasing physical volume and footprint of structure. The developed element demonstrates wide overlapped impedance 54.5%, decent isolation no less than 22 dB as well stable...
In the realm of fifth-generation (5G)-enabled Internet Things (IoT), smartphone plays a pivotal role in providing users access to various IoT scenarios. With emergence millimeter-wave (mmWave) technology 5G mobile terminals, it is feasible realize an ultrabroadband, ultrahigh speed, and ultralow latency communication for advanced applications. However, smartphone, end-fire mmWave radiation blocked by metal frame. To solve this problem without altering industrial design (ID) we present new...
AIM: To determine the incidence and predictive factors for epiretinal membrane (ERM) formation in eyes with complicated primary rhegmatogenous retinal detachment (RRD) tamponaded silicone oil (SO). METHODS: This retrospective case-control study included 141 consecutive patients (51 eyes) without (90 ERM after pars plana vitrectomy (PPV) SO tamponade RRD. The risk were assessed using logistic regression analysis. RESULTS: prevalence of postoperative was 36.2% (51/141). Multivariate analysis...
For multi-channel synthetic aperture radar (SAR), the high-coherence between different channel images provide low-rank property. Meanwhile, ground moving target (GMT) exhibit sparse feature in image domain. As a result, it is possible to apply robust principal component analysis (RPCA) method for enhanced performance of SAR indication (SAR GMTI). In this paper, joint sparsity approach RPCA proposed GMTI by improving performances clutter suppression and GMTI. The modelled from coherence data,...
In Alzheimer's disease, the researchers found that if patients were treated at early stage of it could effectively delay development disease. At present, multi-modal feature selection is widely used in diagnosis However, existing algorithms focus on learning internal information multiple modalities. They ignore relationship between modalities, importance each modality and local structure data. this paper, we propose a algorithm with anchor graph for Specifically, first use least square loss...
The development of a new type low dielectric loss, flexible and optically transparent substrate material-cyclic olefin copolymer (COC) for millimeter-wave terahertz (THz) applications is reported in this paper. In the past, COC material was mainly used medical devices, detection instruments, lens, optical films, etc. By using novel thermal control method, with ratio norbornene to ethylene has been fabricated into substrates various thickness successfully. were measured THz bands, results...
Abstract Sensitive quantification of microRNA (miRNA) plays a crucial role in early diagnosis and precise therapy osteosarcoma. Herein, we build label-free sensitive miRNA approach based on the activation split-DNAzyme initiated primer exchange reaction (PER). Target cooperates with Mg 2+ through assisting assembly DNAzyme to correct conformation, which enables performance PER-based nucleic acids amplification produce large amount single-strand DNA (ssDNA) sequences. The G-quadruplexes (G4)...
Two planar multilayer negative/zero/unity index metamaterials using cascaded modified fishnet metal screens were considered. The structures optimized by a GA to have refractive indexes equal −1, 0, and 1 at predetermined frequencies as well low absorption loss an effective impedance matched free space. dielectric layers constrained so that they could be fabricated from existing (commercially available) high performance materials. High figures of merit for both the impedances, transmission...
Objective: This study aimed to compare differences in cardiorespiratory function between untreated hypertensive subjects (UHS) and healthy (HS) during cardiopulmonary exercise testing (CPET). Additionally, it also explore the potential mechanisms of different responses before, after CPET. Methods: Thirty (15 UHS 15 HS) were enrolled. Photoplethysmography (PPG), respiratory signal ECG simultaneously collected while performing Fiducial points (a, b, c, d, e) extracted from second derivative...
Moir\'e superlattices in twisted two-dimensional materials have generated tremendous excitement as a platform for achieving quantum properties on demand. However, the moir\'e pattern is highly sensitive to interlayer atomic registry, and current assembly techniques suffer from imprecise control of average twist angle, spatial inhomogeneity local distortions due random strain. Here, we demonstrate new way manipulate patterns hetero- homo-bilayers through in-plane bending monolayer ribbons,...
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