Explanipedia

Self-Supervised Hierarchical Dilated Transformer Network for Hyperspectral Soil Microplastic Identification and Detection Open

Peiran Wang, Xiaobin Li, Ruizhe Zhang, Qiongchan Gu, Lianchi Zhang , et al. · 2025

Microplastics are plastic particles less than five millimeters in diameter that have led to serious environmental problems, and detecting these tiny particles is crucial to understanding their distribution and impact on the soil environmen…

Real-Time 4K Super-Resolution of Compressed AVIF Images. AIS 2024 Challenge Survey Open

Marcos V. Conde, Zhijun Lei, Wen J. Li, Cosmin Stejerean, Ioannis Katsavounidis , et al. · 2024

This paper introduces a novel benchmark as part of the AIS 2024 Real-Time Image Super-Resolution (RTSR) Challenge, which aims to upscale compressed images from 540p to 4K resolution (4x factor) in real-time on commercial GPUs. For this, we…

Metasurfaces and their intelligent advances Open

Jiangtao Lv, Ruizhe Zhang, Qiongchan Gu, Md Hemayet Uddin, Xiaoxiao Jiang , et al. · 2023

Metasurfaces exhibit excellent performance in the regulation of optical field parameters, such as phase, amplitude, and polarization, by using nanounit structures. The characteristics of metasurface miniaturization and its combination with…

Achiral nanoparticle trapping and chiral nanoparticle separating with quasi-BIC metasurface Open

Liu Na, Shutao Wang, Jiangtao Lv, Jinqing Zhang · 2023

Dielectric metasurfaces based on quasi-bound states in the continuum (quasi-BICs) are a promising approach for manipulating light-matter interactions. In this study, we numerically demonstrate the potential of silicon elliptical tetramer d…

Hyperbolic polaritonic crystals with configurable low-symmetry Bloch modes Open

Jiangtao Lv, Yingjie Wu, Jingying Liu, Youning Gong, Guangyuan Si , et al. · 2023

Polarization-Controlled Metasurface Design Based on Deep Resnet Open

Jiangtao Lv, Ruizhe Zhang, Chunli Liu, Zimeng Ge, Qiongchan Gu , et al. · 2023

A High Refractive Index Plasmonic Micro-Channel Sensor Based on Photonic Crystal Fiber Open

Jiangtao Lv, Tong Xiang Liang, Qiongchan Gu, Qiang Liu, Yu Ying , et al. · 2022

A new concave shaped high refractive index plasmonic sensor with a micro-channel is proposed in this work, which comprises an analyte channel in the core hole. The sensor is elaborately designed to reduce the interference effect from the m…

Plasmon-Enhanced Fluorescence Emission of an Electric Dipole Modulated by a Nanoscale Silver Hemisphere Open

Jiangtao Lv, Ming‐Hui Chang, Qiongchan Gu, Yu Ying, Guangyuan Si · 2022

The spontaneous emission of a fluorophore is altered by the surrounding electromagnetic field. Therefore, the radiation of the fluorophore can be engineered by inter-coupling with the nanoscale plasmons. This work proposes a nanoscale hemi…

Topological photonic crystal biosensor with valley edge modes based on a silicon-on-insulator slab Open

Qi Cheng, Shutao Wang, Jiangtao Lv, Na Liu · 2022

In the development of integrated sensing, how to reduce losses and improve robustness has always been one of the key problems to be solved. The topological photonic crystal structure based on the quantum Hall effect has gradually attracted…

Promising Refractive Index and Temperature Biosensor Based on Hybrid Gmr/Fp System Employed for the Detection of Sars-Cov-2 Open

Na Liu, Shutao Wang, Junzhu Wang, Jiangtao Lv, Qi Cheng , et al. · 2022

A Magnetic Field SPR Sensor Based on Temperature Self-Reference Open

Xinwei Mo, Jiangtao Lv, Qiang Liu, Xiaoxiao Jiang, Guangyuan Si · 2021

In this paper, a novel D-shaped photonic crystal fiber sensor for simultaneous measurements of magnetic field and temperature is proposed and characterized. Based on the surface plasmon resonance theory, the D-shaped flat surface coated wi…

Super-Resolution Imaging with Graphene Open

Xiaoxiao Jiang, Lu Kong, Yu Ying, Qiongchan Gu, Jiangtao Lv , et al. · 2021

Super-resolution optical imaging is a consistent research hotspot for promoting studies in nanotechnology and biotechnology due to its capability of overcoming the diffraction limit, which is an intrinsic obstacle in pursuing higher resolu…

Plasmon enhanced perovskite-metallic photodetectors Open

Qiongchan Gu, Chunhai Hu, Jiming Yang, Jiangtao Lv, Yu Ying , et al. · 2020

Perovskite based photodetectors and hybrid devices possess distinctive properties which have enabled considerable practical applications since perovskite is an ideal candidate for higher sensitivity and response speed. In this work, an ele…

Output-Only Damage Detection in Plate-Like Structures Based on Proportional Strain Flexibility Matrix Open

Kang Yun, Mingyao Liu, Jiangtao Lv, Jingliang Wang, L. Zhao , et al. · 2020

For engineering structures, strain flexibility-based approaches have been widely used for structural health monitoring purposes with prominent advantages. However, the applicability and robustness of the method need to be further improved.…

Numerical Investigation on a Hyperlens with a Large Radius Inner-Surface for Super-Resolution Imaging Open

Jiming Yang, Jiangtao Lv, Qiongchan Gu, Yu Ying, Xiaoxiao Jiang , et al. · 2020

Hyperlensing devices have drawn great attention in recent years due to their ability to amplify the subwavelength image of objects with more detail and information. In this work, a hyperlens with a radian inner surface is designed and demo…

Sensitivity-Enhanced SPR Sensor Based on Graphene and Subwavelength Silver Gratings Open

Lu Kong, Jiangtao Lv, Qiongchan Gu, Yu Ying, Xiaoxiao Jiang , et al. · 2020

A novel surface plasmon resonance (SPR) sensor with graphene and subwavelength gratings is proposed to improve the sensing performance. A series of numerical analyses were performed to investigate the effect of structural parameters on the…

Metadevices with Potential Practical Applications Open

Yafei Li, Jiangtao Lv, Qiongchan Gu, Sheng Hu, Zhigang Li , et al. · 2019

Metamaterials are “new materials” with different superior physical properties, which have generated great interest and become popular in scientific research. Various designs and functional devices using metamaterials have formed a new acad…

Metamaterial Lensing Devices Open

Jiangtao Lv, Ming Zhou, Qiongchan Gu, Xiaoxiao Jiang, Yu Ying , et al. · 2019

In recent years, the development of metamaterials and metasurfaces has drawn great attention, enabling many important practical applications. Focusing and lensing components are of extreme importance because of their significant potential …

Assessment of microvasculature flow state with a high speed all-optic dual-modal system of optical coherence tomography and photoacoustic imaging Open

Zhenhe Ma, Shuzhuo Luo, Menghan Yu, Jian Liu, Yuqian Zhao , et al. · 2018

We propose a high speed all-optic dual-modal system that combines spectral domain optical coherence tomography (SDOCT) and photoacoustic imaging (PAI) to evaluate microvasculature flow states. A homodyne interferometer was used to remotely…

Artificial Structural Color Pixels: A Review Open

Yuqian Zhao, Yong Zhao, Sheng Hu, Jiangtao Lv, Yu Ying , et al. · 2017

Inspired by natural photonic structures (Morpho butterfly, for instance), researchers have demonstrated varying artificial color display devices using different designs. Photonic-crystal/plasmonic color filters have drawn increasing attent…

Theoretical investigation on nanoparticle concentrations in optoelectrofluidic chip based on diffusion, convection, and migration Open

Sheng Hu, Jiangtao Lv, Guangyuan Si · 2016

A numerical model and simulation relative to an optoelectrofluidic chip has been presented in this article. Both dielectrophoretic and electroosmotic force attracting the nano-sized particles could be studied by the diffusion, convection, …

Functional plasmonic nanoantennae as optical filters Open

Jiangtao Lv, Hailong Liu, Guangyuan Si · 2015

Plasmonic nanoantennae are important candidates for metamaterials in the visible range. However, the fabrication of dense nanoantennae with various designs and small dimensions is still very challenging for nanoscale features with high asp…

Tuning surface plasmon polaritons in coaxial apertures Open

Linjuan Yang, Tao Liu, Jiangtao Lv, Guangyuan Si · 2015

Tuning of surface plasmons is important for developing nanophotonic devices.Coaxial apertures are emerging candidates for manipulating surface plasmon polaritons in the visible range.In this work, we show fine tuning of plasmons in coaxial…

Plasmon‐Enhanced Sensing: Current Status and Prospects Open

Jiangtao Lv, Eunice S. P. Leong, Xiaoxiao Jiang, Shan Shan Kou, Haitao Dai , et al. · 2015

By combining different plasmonic nanostructures with conventional sensing configurations, chemical/biosensors with significantly enhanced device performance can be achieved. The fast development of plasmon‐assisted devices benefits from th…

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