Prof. Guangjun Ren Profile

Prof. Guangjun Ren

at Tianjin Univ of Technology

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Author

Publications (4)

SPIE Journal Paper | 21 June 2022

Tunable multiband absorber based on metamaterial in the terahertz region

Shouchen Chen, Fei Su, Shengyu Liu, Guangjun Ren, Haiwei Zhang, Jianquan Yao

OE, Vol. 61, Issue 06, 065104, (June 2022) https://doi.org/10.1117/12.10.1117/1.OE.61.6.065104

KEYWORDS: Absorption, Vanadium, Dielectrics, Metamaterials, Metals, Gold, Terahertz radiation, Dielectric polarization, Transition metals, Optical engineering

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SPIE Journal Paper | 17 June 2021

Design of metamaterial- and graphene-based tunable broadband electromagnetic absorber at the terahertz region

Shuchen Liu, Shengyu Liu, Guangjun Ren, Haiwei Zhang, Qingzhe Wang, Jianquan Yao

OE, Vol. 60, Issue 06, 067102, (June 2021) https://doi.org/10.1117/12.10.1117/1.OE.60.6.067102

KEYWORDS: Absorption, Terahertz radiation, Graphene, Metamaterials, Gold, Electromagnetism, Dielectrics, Dielectric polarization, Optical engineering, Magnetism

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Proceedings Article | 12 December 2018 Paper

Passively mode-locked tunable wavelength linear cavity Yb-doped fiber laser based on volume grating

Qingxue Wang, Yangbo Bai, Cuiping Li, Honggang Pan, Bin Li, Guangjun Ren, Haiwei Zhang, Xin Ke

Proceedings Volume 10844, 1084411 (2018) https://doi.org/10.1117/12.2505577

KEYWORDS: Mode locking, Fiber lasers, Volume Bragg gratings, Wavelength tuning, Pulsed laser operation, Telecommunications, Continuous wave operation, Optical coherence tomography, Wavelength division multiplexing, Mirrors

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SPIE Journal Paper | 12 September 2018

Liquid crystal-modulated tunable filter based on coupling between plasmon-induced transparency and cavity mode

Dong Li, Fei Liu, Guang Jun Ren, Pan Fu, Jian Quan Yao

OE, Vol. 57, Issue 09, 097101, (September 2018) https://doi.org/10.1117/12.10.1117/1.OE.57.9.097101

KEYWORDS: Liquid crystals, Tunable filters, Reflection, Gold, Transparency, Nanorods, Plasmonics, Liquids, Crystals, Dielectrics

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