Dr. Ji Xu Profile

Dr. Ji Xu

at Nanjing Univ of Posts And Telecommunications

SPIE Involvement:

Author

Publications (12)

Proceedings Article | 10 October 2020 Poster + Presentation + Paper

Analysis and optimization of cylindrical vector beams focusing through all-dielectric concave grating lens with negative-index

Congying Zhu, Haosi Huang, Mulin Chen, Xinze Yang, Yining Zhang, Junxiang Duan, Tiannuo Zhou, Ji Xu, Zhongcheng Liang

Proceedings Volume 11547, 1154711 (2020) https://doi.org/10.1117/12.2573102

KEYWORDS: Energy efficiency, Diffraction, Refractive index, Particles, Laser processing, Lens design, Beam analyzers

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Proceedings Article | 10 October 2020 Poster + Presentation + Paper

Bragg gratings composed of hollow hybrid plasmonic waveguides with low loss

Tiannuo Zhou, Xinze Yang, Mulin Chen, Huichao Cheng, Yanling Guo, Yuxin Xie, Sicheng Zhang, Ji Xu, Zhongcheng Liang

Proceedings Volume 11547, 1154710 (2020) https://doi.org/10.1117/12.2573066

KEYWORDS: Optical filters, Optical design, Surface plasmons, Plasmonic waveguides, Bragg gratings, Waveguides, Metals, Dielectrics, Wave propagation, Waveguide modes

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Proceedings Article | 10 October 2020 Poster + Presentation + Paper

TM modes with compact confinement and long propagation length in graphene hyperbolic metamaterial cladded hybrid plasmonic waveguides

Sicheng Zhang, Jian Jiang, Xinze Yang, Tiannuo Zhou, Xuan Peng, Ruiwen Zou, Ji Xu, Zhongcheng Liang

Proceedings Volume 11547, 115470Z (2020) https://doi.org/10.1117/12.2572988

KEYWORDS: Metamaterials, Plasmonics, Plasmonic waveguides, Cladding, Graphene, Dielectrics, Wave propagation, Integrated optics, Electromagnetism, Radio propagation

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SPIE Journal Paper | 22 January 2020

Specific Fabry–Perot resonant transmission property of graphene-dielectric multilayered hyperbolic metamaterials

Ji Xu, Wanle Pan, Sicheng Zhang, Ning Liu, Yunqing Lu, Zhongcheng Liang

OE, Vol. 59, Issue 01, 017104, (January 2020) https://doi.org/10.1117/12.10.1117/1.OE.59.1.017104

KEYWORDS: Graphene, Dielectrics, Multilayers, Metamaterials, Dispersion, Chemical analysis, Optical engineering, Terahertz radiation, Interfaces, Optical properties

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Proceedings Article | 19 November 2019 Paper

Limited propagation and nanofocusing of radially polarized light through hybrid plasmonic waveguide

Jin Bu, Kang Li, Sicheng Zhang, Lu Ma, Yi Zhou, Ji Xu

Proceedings Volume 11184, 111840G (2019) https://doi.org/10.1117/12.2536613

KEYWORDS: Plasmonics, Surface plasmon polaritons, Plasmonic waveguides, Waveguides, Cladding, Metals, Dielectrics, Nanophotonics, Light wave propagation, Dielectric polarization

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Proceedings Article | 19 November 2019 Paper

Compact confinement of radially polarized light in graphene cylindrical hybrid plasmonic waveguide

Sicheng Zhang, Sizhen He, Kang Li, Xinyi Lu, Ji Xu, Zhongcheng Liang

Proceedings Volume 11184, 111840X (2019) https://doi.org/10.1117/12.2536575

KEYWORDS: Plasmonic waveguides, Waveguides, Graphene, Dielectrics, Electromagnetism

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SPIE Journal Paper | 9 July 2019

Ultrahigh field enhanced nanofocusing of radially polarized light by conical hybrid plasmonic probe with two low-index layers

Kang Li, Ji Xu, Sicheng Zhang, Xinyi Lu, Ning Liu, Yunqing Lu, Zhongcheng Liang

OE, Vol. 58, Issue 07, 077101, (July 2019) https://doi.org/10.1117/12.10.1117/1.OE.58.7.077101

KEYWORDS: Dielectrics, Plasmonics, Metals, Finite element methods, Lutetium, Optical engineering, Refractive index, Cladding, Silver, Lithium

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Proceedings Article | 5 November 2018 Paper

Property optimization of hybrid plasmonic Bragg gratings through optical admittance matching analysis

Xinyi Lu, Yilin Chen, Yue Tan, Yafan Dong, Jingkai Huang, Ji Xu

Proceedings Volume 10814, 108140F (2018) https://doi.org/10.1117/12.2502425

KEYWORDS: Plasmonics, Multilayers, Plasmonic waveguides, Titanium dioxide, Bragg gratings, Silica, Waveguides, Dielectrics, Silicon, Transmittance

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Proceedings Article | 19 October 2016 Paper

An ultra-narrow-band optical filter based on whispering-gallery-mode hybrid-microsphere-cavity

Hongdan Wan, Haohan Zhu, Linqian Liu, Ji Xu, Jin Wang

Proceedings Volume 10153, 1015311 (2016) https://doi.org/10.1117/12.2247002

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SPIE Journal Paper | 25 September 2015

Fiber-wireless sensor system based on a power-over-fiber technique

Jin Wang, Jing Yan, Yanwen Ding, Yunqing Lu, Jian Jiang, Hongdan Wan, Ji Xu

OE, Vol. 55, Issue 03, 031104, (September 2015) https://doi.org/10.1117/12.10.1117/1.OE.55.3.031104

KEYWORDS: Sensors, Sensor networks, Sensing systems, Solar energy, Fiber optics sensors, Remote sensing, Telecommunications, Wireless communications, Photovoltaics, Power supplies

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Proceedings Article | 24 October 2014 Paper

Sub-wavelength focusing of cylindrical vector beams by a 1D metallic photonic crystal plano-concave lens

Yi Zhong, Jin Wang, Ji Xu

Proceedings Volume 9270, 927013 (2014) https://doi.org/10.1117/12.2071749

KEYWORDS: Diffraction, Refractive index, Visible radiation, Super resolution, Polarization, Silver, Photonic crystals, Electromagnetic radiation, Finite element methods, Negative refraction

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Proceedings Article | 24 October 2014 Paper

Efficiency analysis of parallelized wavelet-based FDTD model for simulating high-index optical devices

Rong Ren, Jin Wang, Xiyan Jiang, Yunqing Lu, Ji Xu

Proceedings Volume 9270, 92701G (2014) https://doi.org/10.1117/12.2071497

KEYWORDS: Optical components, Finite-difference time-domain method, Resonators, Waveguides, Wavelets, Telecommunications, Optical simulations, Parallel computing, Electromagnetism, Instrument modeling

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Showing 5 of 12 publications

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