Jun-long Kou
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View article: Uniportal video-assisted thoracoscopic removal of a concealed percutaneously inserted sewing needle in the lung: A case report
Uniportal video-assisted thoracoscopic removal of a concealed percutaneously inserted sewing needle in the lung: A case report Open
Rationale: Percutaneous penetration of foreign bodies into the lung is exceptionally rare, with most reported cases involving entry through natural orifices such as the oral cavity or respiratory tract. Patient concerns: A 17-year-old adol…
View article: Empagliflozin-Pretreated MSC-Derived Exosomes Enhance Angiogenesis and Wound Healing via PTEN/AKT/VEGF Pathway
Empagliflozin-Pretreated MSC-Derived Exosomes Enhance Angiogenesis and Wound Healing via PTEN/AKT/VEGF Pathway Open
EMPA-pretreated MSC-derived exosomes effectively enhance angiogenesis and accelerate diabetic wound healing by activating the PTEN/AKT/VEGF signaling pathway. This strategy offers a promising approach for improving diabetic wound repair an…
View article: MGD-SAM2: Multi-view Guided Detail-enhanced Segment Anything Model 2 for High-Resolution Class-agnostic Segmentation
MGD-SAM2: Multi-view Guided Detail-enhanced Segment Anything Model 2 for High-Resolution Class-agnostic Segmentation Open
Segment Anything Models (SAMs), as vision foundation models, have demonstrated remarkable performance across various image analysis tasks. Despite their strong generalization capabilities, SAMs encounter challenges in fine-grained detail s…
View article: Electrospinning in promoting chronic wound healing: materials, process, and applications
Electrospinning in promoting chronic wound healing: materials, process, and applications Open
In the field of wound treatment, chronic wounds pose a significant burden on the medical system, affecting millions of patients annually. Current treatment methods often fall short in promoting effective wound healing, highlighting the nee…
View article: Observation of parity-time symmetry for evanescent waves
Observation of parity-time symmetry for evanescent waves Open
Parity-time (PT) symmetry has enabled the demonstration of fascinating wave phenomena in non-Hermitian systems characterized by precisely balanced gain and loss. Until now, the exploration and observation of PT symmetry in scattering setti…
View article: Evolution of Degenerate Pairs of Bound States in the Continuum With Broken Symmetry
Evolution of Degenerate Pairs of Bound States in the Continuum With Broken Symmetry Open
Bound states in the continuum (BICs) with exceptionally high quality factors ( factors) have become focal points in photonic device research, finding applications in nonlinear enhancement, laser generation, sensing, and beyond. In this stu…
View article: Multifunctional imaging enabled by optical bound states in the continuum with broken symmetry
Multifunctional imaging enabled by optical bound states in the continuum with broken symmetry Open
For photonic crystal slab (PCS) structures, bound states in the continuum (BICs) and circularly polarized states (dubbed C-points) are important topological polarization singularities in momentum-space and have attracted burgeoning attenti…
View article: Multifunctional imaging enabled by optical bound states in the continuum with broken symmetry
Multifunctional imaging enabled by optical bound states in the continuum with broken symmetry Open
For photonic crystal slab (PCS) structures, bound states in the continuum (BICs) and circularly polarized states (dubbed C-points) are important topological polarization singularities in momentum-space and have attracted burgeoning attenti…
View article: Hierarchical Construction of Higher-Order Exceptional Points
Hierarchical Construction of Higher-Order Exceptional Points Open
The realization of higher-order exceptional points (HOEPs) can lead to orders of magnitude enhancement in light-matter interactions beyond the current fundamental limits. Unfortunately, implementing HOEPs in the existing schemes is a rathe…
View article: Wavelength-selective thermal extraction for higher efficiency and power density thermophotovoltaics
Wavelength-selective thermal extraction for higher efficiency and power density thermophotovoltaics Open
Thermophotovoltaics have long been of interest as an energy conversion technology but suffer from low power density and low efficiency. Structured emitters designed to alter the emission spectrum and increase the efficiency are not stable …
View article: Dynamic optical control of near-field radiative transfer
Dynamic optical control of near-field radiative transfer Open
Dynamic control of radiative heat transfer is of fundamental interest as well as for applications in thermal management and energy conversion. However, realizing high contrast control of heat flow without moving parts and with high tempora…
View article: Modeling the access modal split of passenger railway hub stations in the metropolis
Modeling the access modal split of passenger railway hub stations in the metropolis Open
Generally, the utility of traffic modes for passengers is taken into account in an inter-city link, but the utility of both ends is considered less.When taking a trip, passengers choose the access modes to the railway hub station first, so…
View article: Nanofabrication of 3 Dimensional Taper Structures for Nanofocusing Purposes
Nanofabrication of 3 Dimensional Taper Structures for Nanofocusing Purposes Open
We have demonstrated experimentally a highly efficient on-chip three-dimensional (3D) linearly tapered metal-insulator-metal (MIM) nanoplasmonic photon compressor (3D NPC) with a final aperture size of 14 x 80nm^2. An optimized and linearl…