A5101893761- Antenna Design and Analysis
- Radio Wave Propagation Studies
- Microwave Engineering and Waveguides
- Advanced Antenna and Metasurface Technologies
- Graphene research and applications
- X-ray Diffraction in Crystallography
- Crystallization and Solubility Studies
- Precipitation Measurement and Analysis
- Energy Harvesting in Wireless Networks
- Millimeter-Wave Propagation and Modeling
- Metamaterials and Metasurfaces Applications
- Advanced Sensor and Energy Harvesting Materials
- Radio Frequency Integrated Circuit Design
- Plasmonic and Surface Plasmon Research
- Advanced Power Amplifier Design
- Radar Systems and Signal Processing
- Full-Duplex Wireless Communications
- Peroxisome Proliferator-Activated Receptors
- Power Line Communications and Noise
- Genetic Associations and Epidemiology
- Advanced SAR Imaging Techniques
- RFID technology advancements
- Flow Measurement and Analysis
- Microwave Imaging and Scattering Analysis
- Electrical and Bioimpedance Tomography
Wuhan University of Technology
2016-2025
Central Hospital of Putuo District
2017-2023
Henan University
2020
China University of Mining and Technology
2018
Ordnance Engineering College
2012-2013
Beijing Jiaotong University
2009
Ministry of Natural Resources
2007
Abstract Metabolic syndrome (MetS), a cluster of metabolic disturbances that increase the risk for cardiovascular disease and diabetes, was because genetic susceptibility environmental factors. To identify variants associated with MetS components, we conducted genome‐wide association study followed by replications in totally 12,720 participants from north, north‐eastern eastern China. In combined analyses, independent top known signal at rs651821 on APOA 5, newly identified secondary...
The flexible radio frequency (RF) wireless antennas used as sensors, which can detect signal variation resulting from the deformation of antenna, have attracted increasing attention with development wearable electronic devices and Internet Things (IoT). However, miniaturization sensitivity issues restrict RF sensors. In this work, we demonstrate application a highly conductive graphene-assembled film (GAF) for antenna design. GAF high conductivity 106 S/m has advantages light weight,...
Graphene antennas and relevant microwave devices have attracted wide attention due to their lightweight, low-cost, flexible characteristics. However, performances are usually not satisfactory because of low conductivity graphene materials in the macroscopic scale. In this article, an antenna array made high-conductivity is fabricated reported for potential application 5G mobile communications. The has a high gain 6.77 dBi at 3.51 GHz with excellent return loss, which comparable identical...
Myocardial infarction (MI) is a leading cause of death worldwide for which there no cure. Although cardiac cell well-recognized pathological mechanism MI, therapeutic blockade to treat MI not straightforward. Death receptor 5 (DR5) and its ligand TRAIL [tumor necrosis factor (TNF)-related apoptosis-inducing ligand] are up-regulated in but their roles remodeling unknown. Here, we report that blocking with soluble DR5 immunoglobulin fusion protein diminished by preventing inflammation rats,...
Since the height of sea detection radar antenna and ship targets is relatively low, it generally believed that its over-the-horizon mainly caused by evaporation duct at sea. To fully understand influence atmospheric ducts on detection, a shore-based navigation was used to carry out experiments; radiosondes were measure profile monitoring equipment duct. Based experimental data model simulation, comparative analysis radar’s duct, lower presented in this study. The results show can affect...
The design and implementation of the filters for fifth-generation (5G) mobile communication systems are challengeable due to demands high integration, low-cost, high-speed data transmission. In this paper, a dual-wideband bandpass filter (BPF) tri-wideband BPF 5G communications proposed. consists two folded open-loop stepped-impedance resonators (FOLSIRs), is designed by placing pair uniform impedance resonator inside with little increase in physical size filter. By employing novel...
We propose a flexible anti-metal radio frequency identification (RFID) tag antenna based on high-conductivity graphene assembly film (HCGAF). The HCGAF has conductivity of 1.82 × 106 S m−1, sheet resistance 25 mΩ and thickness 22 μm. is endowed with high comparable to metal materials superb flexibility, which suitable for making antennas microwave frequencies. Through proper structural design, parameter optimization, semiautomatic manufacturing experimental measurements, an could realize...
A novel frequency-selective polarization converter (FSPC) is proposed based on the new method of combining a conversion metasurface (PCM) with bandpass surface (FSS), which provides an efficient transmission band and broadband radar cross-section (RCS) reduction. The upper lower layers are combined to form FSPC. In layer design, bowtie-shaped structure used achieve both sides band. Regarding second-order FSS employed, acts as equivalent ground for outside passband highly window within...
We demonstrate a flexible radiofrequency filter based on graphene assembly films with high conductivity up to 106 S/m and thickness of 10 μm. The high-conductivity film (HCGF) used in the has fifth-order low-pass Chebyshev frequency response, it operates at 3.6 GHz 0.82 dB in-band maximum insertion loss 26.21 5 GHz. Such performance observed HCGF-based filters is comparable that commercial copper-based passband roll-off. HCGF exhibits good mechanical flexibility even after 200 cycles...
In this paper, a multi-frequency MIMO antenna for 5G and Wi-Fi 6E is presented. The uses cosine-shape monopole split-ring resonator (SRR) structure tri-band radiation, frequency band expansion achieved through SRR, folded resonators (FSRR) Archimedean spiral metasurfaces decoupling, with which combination of surface wave space decoupling achieved. metasurface unit can achieve in the tri-band. By adopting method combining miniature measured results closely align simulated results....
The resonance performance analysis of graphene antennas is a challenging problem for full-wave electromagnetic simulators due to the trade-off between computer resource and accuracy results. In this paper, an equivalent circuit model presented provide concise fast way analyze graphene-based THz bowtie antenna. Based on simulated results frequency responses antenna, suitable Resistor-Inductor-Capacitor (RLC) series proposed describe Then RLC parameters are extracted by considering antenna as...
An antenna made of a graphene-based film with organic polyimide precursor high conductivity 1.1 × 106 S m−1 and thickness 30 μm, operating in the ultrahigh frequency (UHF) band for radio identification applications is presented this article. The optimized to have conjugate match impedance chip by tuning design parameters. Tags are fabricated tested using designed antenna, which shown realized gain above −1.5 dBi radiation efficiency beyond 90% whole UHF from 860 960 MHz. read range proposed...
In this letter, the input impedance and radiation efficiency analysis of graphene-based plasmonic nanoantenna (GPNA) is presented utilizing theory characteristic mode (CM). The total values at various feed positions are accurately efficiently obtained as superposition natural CMs. Furthermore, modal impedances efficiencies also provided for in-depth understanding GPNA. This letter provides a new perspective to analyze GPNA can be easily applied design optimization other lossy antennas with...
Measurement and control of bulk solid flows become increasingly important in industries, such as large-scale production, coal transportation food processing, although rapid accurate velocity measurement is still a challenging task these applications. This paper presents new method based on microwave sensor operated at 10.525 GHz investigates the factors that affect particles order to quantify flow improve efficiency transportation. In this method, Doppler Signal Analyser adopted calculate...
Using intelligent optimization algorithms to retrieve atmospheric duct parameters by monitoring automatic identification system (AIS) signals at sea is a new passive remote sensing technology for ducts. To thoroughly compare and analyze the inversion results of different optimize algorithms, this study considered simulated environment using genetic, annealing, particle swarm (PSO) algorithms. The indicated that PSO algorithm exhibited best performance. annealing (SAPSO) under were further...
Abstract In this paper, rectangular dielectric resonator antennas (RDRAs) fed by offset tapered copper and graphene microstrip lines are presented. A comparison between these two feeding materials is made with an aim of using the high‐conductivity film (HCGF) to replace for RDRA if feasible. Four feed forms have been discussed. The presented mechanism able couple electromagnetic energy in three different modes RDRA. HCGF utilized An impedance bandwidth 11.32% (3.25 GHz ~ 3.64 GHz) realized...
Abstract Background Whether and to what extent serum uric acid (SUA) mediates the association between combined lifestyle behaviors type 2 diabetes mellitus (T2DM) remain unclear. This study aimed investigate role of SUA in relationship healthy scores (HLS) incidence T2DM. Methods prospective used data from Zhejiang Metabolic Syndrome cohort. A HLS (5-point scale including waist circumference (WC), never smoking, high physical activity, diet moderate alcohol intake) was estimated 13,919...
Abstract The design and manufacture of lowpass microstrip filter with high conductivity graphene films (HCGF) is reported, which a proven work the feasibility HCGF used in microwave devices for wireless communications. designed as fifth order Chebyshev step‐impedance operating at 2.5 GHz, its conduct strip novel HCGF. Based on parametric study design, optimum structure parameters are selected to fabricate filters using up 1.1 × 10 6 S/m. It fabricated precise efficient method laser engraving...
During the process of high-speed railway running, modulated signals different frequencies show much more multi-path fading degree because Doppler shift. The bit error rate (BER) characteristics signal are from that at low-speed. BER has a significant impact on reliability wireless mobile communication system. A channel model is formulated include large scale effects and caused by randomness multipath encountered under high speed environment, used for estimation to two advanced modulation...