Yijun Feng
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View article: All-Sky Search for Individual Primordial Black Hole Bursts with LHAASO
All-Sky Search for Individual Primordial Black Hole Bursts with LHAASO Open
Primordial black holes (PBHs) are hypothetical black holes with a wide range of masses that formed in the early Universe. As a result, they may play an important cosmological role and provide a unique probe of the early Universe. A PBH wit…
View article: MALAT1/miR-181b axis mediates the anti-bacterial and anti-inflammatory effects of Galla chinensis in the progression of dental caries
MALAT1/miR-181b axis mediates the anti-bacterial and anti-inflammatory effects of Galla chinensis in the progression of dental caries Open
View article: Reconfigurable High-Efficiency Power Dividers Using Waveguide Epsilon-Near-Zero Media for On-Demand Splitting
Reconfigurable High-Efficiency Power Dividers Using Waveguide Epsilon-Near-Zero Media for On-Demand Splitting Open
Although epsilon-near-zero (ENZ) media have emerged as a promising platform for power dividers, the majority of existing designs are confined to fixed power splitting. In this work, two dynamically tunable power dividers using waveguide EN…
View article: Computer‐Vision‐Assisted Intelligent Wireless Communication with Programmable Metasurface for Self‐Adaptive Moving‐Target Tracking and Signal Enhancement
Computer‐Vision‐Assisted Intelligent Wireless Communication with Programmable Metasurface for Self‐Adaptive Moving‐Target Tracking and Signal Enhancement Open
Programmable metasurfaces have emerged as one of the most promising technologies for next‐generation wireless communication due to their powerful capabilities of dynamically controlling electromagnetic waves. Here, an intelligent wireless …
View article: Optically Transparent Metasurface for Bidirectional Wave Manipulation: Decoupling Transmission and Reflection in Multifunctional Visual‐Electromagnetic Systems
Optically Transparent Metasurface for Bidirectional Wave Manipulation: Decoupling Transmission and Reflection in Multifunctional Visual‐Electromagnetic Systems Open
Modern communication and detection platforms increasingly demand optical transparency alongside efficient microwave performance, particularly in applications of smart glass curtain walls, photovoltaic power generation, and vehicular commun…
View article: Causal association of antibody-mediated immune responses to infectious disease agents with lung cancer: a Mendelian randomization study
Causal association of antibody-mediated immune responses to infectious disease agents with lung cancer: a Mendelian randomization study Open
View article: Ethyl Acetate Extract of Elsholtzia bodinieri Vaniot Attenuates Oxidative Stress in ALI Mice
Ethyl Acetate Extract of Elsholtzia bodinieri Vaniot Attenuates Oxidative Stress in ALI Mice Open
EBEE treatment significantly ameliorated the pathological damage and oxidative stress by regulating AGER, ITGB2 and related pathways in vitro and in vivo. Furthermore, EBEE treatment improved the composition of the gut microbiota in ALI mi…
View article: Generalized Phase Tailoring of Arbitrary Orthogonal Polarizations in Meta‐Structure with High‐Order Geometric Symmetry
Generalized Phase Tailoring of Arbitrary Orthogonal Polarizations in Meta‐Structure with High‐Order Geometric Symmetry Open
Symmetry, a core principle of aesthetics, plays a crucial role in both physics and mathematics. Recent investigations into high‐symmetry meta‐structures (C m , m ≥ 3) have revealed intriguing concepts and phenomena in optics and materials …
View article: Polarization‐Reconfigurable Multi‐Antenna for High Mutual Coupling Reduction Using Backload Parasitic Structure
Polarization‐Reconfigurable Multi‐Antenna for High Mutual Coupling Reduction Using Backload Parasitic Structure Open
This paper introduces a polarization‐reconfigurable antenna array with reduced mutual coupling achieved by incorporating a backloaded parasitic structure, which is an easily loaded design. The proposed antenna array achieves high isolation…
View article: Multifunctional full-space origami reconfigurable metasurface for spin-decoupled wavefront manipulation
Multifunctional full-space origami reconfigurable metasurface for spin-decoupled wavefront manipulation Open
Achieving multifunctional wavefront manipulations of electromagnetic (EM) waves in a dynamic manner while maintaining low cost and high efficiency is essential for high-capacity communications and EM information processing, which neverthel…
View article: Effects of arc mode on morphology, microstructure and mechanical properties of titanium alloy wire arc additive manufacturing
Effects of arc mode on morphology, microstructure and mechanical properties of titanium alloy wire arc additive manufacturing Open
View article: Edge Cloud Resource Scheduling with Deep Reinforcement Learning
Edge Cloud Resource Scheduling with Deep Reinforcement Learning Open
Designing optimal scheduling algorithms for task allocation in edge cloud clusters presents significant challenges due to the constantly changing workloads and service requests in edge cloud data center environments. These challenges stem …
View article: MCLRL: A Multi-Domain Contrastive Learning with Reinforcement Learning Framework for Few-Shot Modulation Recognition
MCLRL: A Multi-Domain Contrastive Learning with Reinforcement Learning Framework for Few-Shot Modulation Recognition Open
With the rapid advancements in wireless communication technology, automatic modulation recognition (AMR) plays a critical role in ensuring communication security and reliability. However, numerous challenges, including higher performance d…
View article: Uptake of Biomimetic Nanovesicles by Granuloma for Photodynamic Therapy of Tuberculosis
Uptake of Biomimetic Nanovesicles by Granuloma for Photodynamic Therapy of Tuberculosis Open
The antimicrobial resistance of Mycobacterium tuberculosis (M. tuberculosis) is a challenge in the antibiotic treatment of tuberculosis (TB). Herein, we aimed to examine a photodynamic therapy for TB that has a low risk of dr…
View article: The Host Galaxy of the Hyperactive Repeating FRB 20240114A: Behind a Galaxy Cluster
The Host Galaxy of the Hyperactive Repeating FRB 20240114A: Behind a Galaxy Cluster Open
We report on the optical spectroscopic observations of the host galaxy of the hyperactive repeating fast radio burst, FRB 20240114A. The host galaxy is a dwarf galaxy at a redshift of $z=0.1306\pm0.0002$. With a rest-frame coverage of 4300…
View article: Ultrafast optical response and efficient wavelength conversion in epsilon-near-zero aluminum-doped zinc oxide thin films
Ultrafast optical response and efficient wavelength conversion in epsilon-near-zero aluminum-doped zinc oxide thin films Open
View article: Reconfigurable metasurface achieved dynamic beam control and information modulation of L-band beams
Reconfigurable metasurface achieved dynamic beam control and information modulation of L-band beams Open
In this paper, a method of designing broadband reconfigurable polarization-converting metasurface operating in L-band is proposed. This method can also be used to directly modulate the information by using two modulation modes: binary ampl…
View article: Peeling Transfer of Particle Crusts from Liquid Marbles to Pool Surfaces
Peeling Transfer of Particle Crusts from Liquid Marbles to Pool Surfaces Open
View article: The Enhanced Conductivity and Corrosion Resistance of Hydrogen-Free Carbon-Based Nanocomposite Coatings
The Enhanced Conductivity and Corrosion Resistance of Hydrogen-Free Carbon-Based Nanocomposite Coatings Open
View article: Constructing Artificial Interphase Layer of Polyoxovanadates with High Oxidizability and Reversibility to Boost Dendrite-Free Lithium Metal Anode
Constructing Artificial Interphase Layer of Polyoxovanadates with High Oxidizability and Reversibility to Boost Dendrite-Free Lithium Metal Anode Open
View article: Identification of circulating risk biomarkers for cognitive decline in a large community‐based population in Chongqing China
Identification of circulating risk biomarkers for cognitive decline in a large community‐based population in Chongqing China Open
INTRODUCTION This study aims to investigate the relationship between blood‐based pathologies and established risk factors for cognitive decline in the community‐based population of Chongqing, a region with significant aging. METHODS A tota…
View article: The Extraction, Biosynthesis, Health-Promoting and Therapeutic Properties of Natural Flavanone Eriodictyol
The Extraction, Biosynthesis, Health-Promoting and Therapeutic Properties of Natural Flavanone Eriodictyol Open
Eriodictyol is a flavanone compound commonly found in several edible plants. Ultrasound-assisted extraction and high-performance liquid chromatography (HPLC) are commonly used methods for the separation and analysis of eriodictyol. Many st…
View article: Effect of auxiliary wire feeding on cold metal transfer directed energy deposition of stainless steel: A study on droplet transfer, formation characteristics, and microstructure
Effect of auxiliary wire feeding on cold metal transfer directed energy deposition of stainless steel: A study on droplet transfer, formation characteristics, and microstructure Open
While traditional cold metal transfer direct energy deposition (T-CMT-DED) can be sped up by increasing the deposition current; this often negatively affects the deposited part's shape and microstructure due to increased heat input. To add…
View article: Petrological, mineralogical, carbonate C-O and sulfide S isotope study of the Bayinqinggeli sandstone-hosted uranium deposit in the northern Ordos Basin
Petrological, mineralogical, carbonate C-O and sulfide S isotope study of the Bayinqinggeli sandstone-hosted uranium deposit in the northern Ordos Basin Open
View article: The Low-Attenuation Endfire Leaky-Wave State on an Optically Transparent Lossy Film
The Low-Attenuation Endfire Leaky-Wave State on an Optically Transparent Lossy Film Open
The development of high-performance optically transparent radio frequency (RF) radiators is limited by the intrinsic loss issue of transparent conductive films (TCFs). Instead of pursuing expensive endeavors to improve the TCFs’ electrical…
View article: Multi-frequency Electrical Impedance Tomography Reconstruction with Multi-Branch Attention Image Prior
Multi-frequency Electrical Impedance Tomography Reconstruction with Multi-Branch Attention Image Prior Open
Multi-frequency Electrical Impedance Tomography (mfEIT) is a promising biomedical imaging technique that estimates tissue conductivities across different frequencies. Current state-of-the-art (SOTA) algorithms, which rely on supervised lea…
View article: Synthesis pathways to thin films of stable layered nitrides
Synthesis pathways to thin films of stable layered nitrides Open
View article: Tunable topological polaritons by dispersion tailoring of an active metasurface
Tunable topological polaritons by dispersion tailoring of an active metasurface Open
Hyperbolic polaritons are known to exist in materials with extreme anisotropy, exhibiting exotic optical properties that enable a plethora of unusual phenomena in the fields of polaritonics and photonics. However, achieving simultaneous lo…
View article: Synthesis pathways to thin films of stable layered nitrides
Synthesis pathways to thin films of stable layered nitrides Open
Controlled synthesis of metastable materials away from equilibrium is of interest in materials chemistry. Thin film deposition methods with rapid condensation of vapor precursors can readily synthesize metastable phases, but often struggle…
View article: Orbital angular momentum of spin electromagnetic wave
Orbital angular momentum of spin electromagnetic wave Open
Spin angular momentum (SAM) and Orbital angular momentum (OAM) are two distinct forms of electromagnetic angular momentum (AM). Generally, circularly-polarized (CP) wave is deemed as the typical form of spin wave, which carries SAM only. I…