We focus on the research of nanoscale integrated photonic devices and information processing chips through combining the advantages of photonic crystals and plasmonics.

1. Novel third-order nonlinear photonic materials

    (1) Broadband Epsilon-near-zero materials and applications

    (2) Ultrafast electron relaxation dynamics in two-dimensional materials, oxide heterostructure, and organic inorganic hybrid perovskite were measured by use of ultrahigh spatiotemporal resolution photon emission electron microscope

  

2. Non-Hermitian topological photonics

    (1) Study of novel physics of Non-Hermitian topological photonics.

3. Integrated photonic chip and applications

    (1) Von-Neumann configuration photonic chips. Study of realization of single-chip integration of various nanoscale photonic devices to perform complex logic operation functions.

    (2) Topological photonic chips. Study of realization of reconfigurable topological photonic chip.

    (3) Optical neural network chips. Study of realization of novel computing functions.

4. Quantun entanglement and quantum simulation.

    (1) Study of high-dimensional and multipartite physics questions.

Publishcations:

******************************   2021   *******************************

◆Kun Liao, Ye Chen, Zhongcheng Yu, Xiaoyong Hu*, Feifan Wang, Xingyuan Wang*, Cuicui Lu, Hongtao Lin*, Qingyang Du, Juejun Hu, Qihuang Gong, “All-Optical Computing Based on Convolutional Neural Networks”, Opto-Electronic Advances, accepted (2021).

◆Xinxiang Niu, Xiaoyong Hu*, Yi Xu, Hong Yang, Qihuang Gong, “Ultrafast all-optical polarization switching based on a composite metasurfaces with gratings and an epsilon-near-zero film”, Advanced Photonics Research, 2,  2000167(2021).

◆Junyan Chen, Wei Liu, Tobias Eul, Mingjing Chen, Xiaoyong Hu*, Shufang Wang*, Anquan Jiang, Hong Yang, Martin Aeschlimann, Qihuang Gong, “Engineering of electron confinement through defect-based localized polarization on SrTiO₃ surface”, Advanced Electronics Materials 7, 2000968 (2021).

◆Junyan Chen, Zhaohang Xue, Yaolong Li, Hai Lin, Xiaoyong Hu*, Hong Yang, Qihuang Gong, “Manipulation of the Bilateral Electron Transport across a Graphdiyne-Based Heterostructure”, The Journal of Physical Chemistry C, 125, 23390 (2021).

◆Junyan Chen, Zhaohang Xue, Yaolong Li, Xiaying Lyu, Xiaoyong Hu*, Hong Yang, Qihuang Gong, “Effects of Intercalation on the Interlayer Electron-Transfer Process in Mo-Based Multilayered MXene Flakes”, The Journal of Physical Chemistry C, 125, 17232 (2021).

◆Qiuchen Yan, Xiaoyong Hu*, Yulan Fu*, Cuicui Lu*, Chongxiao Fan, Qihang Liu, Xilin Feng, Quan Sun, Qihuang Gong, “Quantum Topological Photonics”, Advanced Optical Materials, 9, 2001739 (2021).

◆Qiuchen Yan, En Cao, Quan Sun*, Yutian Ao, Xiaoyong Hu*, Xu Shi, Qihuang Gong, Hiroaki Misawa*, “Near-Field Imaging and Time-Domain Dynamics of Photonic Topological Edge States in Plasmonic Nanochains”, Nano Letters, published online (2021).  DOI: 10.1021/acs.nanolett.1c03324

◆Xiaoxiao Wang, Huixin Qi, Xiaoyong Hu*, Zixuan Yu, Shaoqi Ding, Zhuochen Du, Qihuang Gong, “Advances in Photonic Devices Based on Optical Phase-Change Materials”, Molecules 26,  2813 (2021).

◆Huixin Qi, Xiaoyong Hu*, Xingyuan Wang*, Qihuang Gong, “Asymmetrically Encircling Exceptional Point in Anti-parity-time Symmetric Systems”, Physical Review A, 103, 6, 063520 (2021).

◆Huixin Qi, Xiaoxiao Wang, Xiaoyong Hu*, Zhuochen Du, Jiayu Yang, Zixuan Yu, Shaoqi Ding, Saisai Chu, Qihuang Gong, “All-optical switch based on novel physics effects”, Journal of Applied Physics, 103, 063502 (2021).

◆Huixin Qi, Zhuochen Du, Jiayu Yang, Xiaoyong Hu*, Qihuang Gong, “All-Optical Binary Computation Based on Inverse Design Method”, Nanophotonics, accepted (2021).

◆Huixin Qi, Zhuochen Du, Xiaoyong Hu*, Jiayu Yang, SaiSai Chu, Qihuang Gong, “High Performance Integrated Photonic Circuit Based on Inverse Design Method”, Opto-Electronic Advances, accepted (2021).

******************************   2020   *******************************

◆Kun Liao, Xiaoyong Hu*, Tianyi Gan, Qihang Liu, Zhenlin Wu, Chongxiao Fan, Xilin Feng, Cuicui Lu*, Yongchun Liu, Qihuang Gong, “Photonic Molecule Quantum Optics”, Advances in Optics and Photonics  12,  60 (2020).

◆Kun Liao, Tianyi Gan, Xiaoyong Hu*, Qihuang Gong, “AI-assisted on-chip nanophotonic convolver based on silicon metasurface”, Nanophotonics  9，3315 (2020).

◆Yaolong Li, Wei Liu, Yunkun Wang, Zhaohang Xue, Yu-Chen Leng, Aiqin Hu, Hong Yang, Ping-Heng Tan, Yunquan Liu, Hiroaki Misawa, Quan Sun*, Yunan Gao*, Xiaoyong Hu*, Qihuang Gong, “Ultrafast Electron Cooling and Decay in Monolayer WS2 Revealed by Time- and Energy-Resolved Photoemission Electron Microscopy”, Nano Letters     20，3747 (2020).

◆Yaolong Li, Quan Sun, Shuai Zu, Xu Shi, Yunquan Liu, Xiaoyong Hu, Kosei Ueno, Qihuang Gong, Hiroaki Misawa, “Correlation between near-field enhancement and dephasing time in plasmonic dimers”, Physical Review Letters 124, 163901 (2020).

◆Zhen Chai, Xiaoyong Hu*, Qihuang Gong, “Exciton polaritons based on planar dielectric Si asymmetric nanogratings coupled with J-aggregated dyes film”, Frontiers of Optoelectronics   13,  4 (2020).

◆Cuicui Lu, Zhouhui Liu, You Wu, Zhiyuan Xiao, Dongyi Yu, Hongyu Zhang, Chenyang Wang, Xiaoyong Hu, Yongchun Liu, Xiaohong Liu, Xiangdong Zhang, “Nanophotonic Polarization Routers Based on an Intelligent Algorithm”, Advanced Optical Materials    8, 1902018 (2020). 

◆Zhen Chai, Xiaoyong Hu*, Hoang Yang, Qihuang Gong, “Low-power all-optical tunable sharp trappedmode resonances in asymmetrical planar WS2 exciton-polariton gratings”, Applied Physics Letters  116, 161111 (2020)

◆Yutian Ao, Xiaoyong Hu*, Yilong You, Cuicui Lu*, Yulan Fu, Xingyuan Wang*, Qihuang Gong, “Topological Phase Transition in Non-Hermitian Coupled Resonator Array”, Physical Review Letters  125, 013902 (2020).

◆Xinxiang Niu, Xiaoyong Hu*, Cuicui Lu*, Yan Sheng*, Hong Yang, Qihuang Gong, “Broadband dispersive free, large, and ultrafast nonlinear material platforms for photonics”, Nanophotonics   9, 4609 (2020).

◆Xinxiang Niu, Xiaoyong Hu*, Quan Sun*, Cuicui Lu*, Yuanmu Yang, Hong Yang, Qihuang Gong, “Polarization-selected nonlinearity transition in gold dolmens coupled to an epsilon-near-zero material”, Nanophotonics 9， 4839 (2020).

◆Feifan Wang, Xinxiang Niu, Xiaoyong Hu*, Tingyi Gu*, Xingyuan Wang*, Jinghuan Yang, Hong Yang, Yutian Ao, Shufang Wang, Qihuang Gong, “All-Optical Mode-Selective Router Based on Broken Anti-PT Symmetry”, Physical Review Applied  14，044050 (2020).

◆Yangguang Zhong, Kun Liao, Wenna Du, Jiangrui Zhu, Qiuyu Shang, Fan Zhou, Xianxin Wu, Xinyu Sui, Jianwei Shi, Shuai Yue, Qi Wqng, Yanfeng Zhang, Qing Zhang*, Xiaoyong Hu*, Xinfeng Liu*, “Large-scale thin CsPbBr₃ single-crystal film grown on sapphire via chemical vapor deposition: toward laser array application”, ACS Nano  14,  15605 (2020).

****************************** 2019 *******************************

◆Haotian Cheng, Yue Ge, Xiaoyong Hu*, Xinxiang Niu, Feifan Wang, Wei Gao, Qihuang Gong, “Plasmonic router based on spin-orbital interaction”, Optics Communications 433, 256-261 (2019).

◆Ye Chen, Yinke Cheng, Rongbin Zhu, Feifan Wang, Haotian Cheng, Zhenhuan Liu, Chongxiao Fan, Yuxuan Xue, Zhongcheng Yu, Jiankun Zhu, Xiayong Hu*, Qihuang Gong, “Nanoscale all-optical logic devices”, SCIENCE CHINA Physics, Mechanics & Astronomy 62, 044201 (2019).

◆Kun Liao, Xiaoyong Hu*, Yinke Cheng, Zhongcheng Yu, Yuxuan Xue, Ye Chen, Qihuang Gong, “Spintronics of Hybrid Organic-Inorganic Perovskites: Miraculous Basis of Integrated Optoelectronic Devices”, Advanced Optical Materials 7, 1900350 (2019). （被选为AOM同期封面文章）

◆Xinxiang Niu, Xiaoyong Hu*, Qiuchen Yan, Jiankun Zhu, Haotian Cheng, Yifan Huang, Cuicui Lu, Yulan Fu, Qihuang Gong, “Plasmon-induced transparency effect for ultracompact on-chip devices”, Nanophotonics 8, 1125 (2019).

◆Jinghuan Yang, Quan Sun, Wei Liu, Zhibin Zhang, Xiaoyong Hu*, Kaihui Liu, Hong Yang, Hiroaki Misawa, Qihuang Gong, “Engineering Ultrafast Carrier Dynamics at the Graphene/GaAs Interface by Bulk Doping Level”, Advanced Optical Materials, accepted (2019).

◆Zhuohui Liu, Xiaohong Liu, Zhiyuan Xiao, Cuicui Lu, Huiqin Wang, You Wu, Xiaoyong Hu, Yongchun Liu, Hongyu Zhang, Xiangdong Zhang, “Integrated nanophotonic wavelength router based on an intelligent algorithm”, Optica 6, 1367 (2019).

◆Zhen Chai, Xiaoyong Hu*, Qihuang Gong, “Exciton polaritons based on planar dielectric Si asymmetric nanogratings coupled with J-aggregated dyes film”, Frontiers of Optoelectronics, accepted (2019) 

****************************** 2018 *******************************

◆Feifan Wang, Xiaoyong Hu*, Xinxiang Niu, Jingya Xie, Saisai Chu, Qihuang Gong, “Low-dimensional materials-based field-effect transistors”, Journal of Materials Chemistry C 6, 924 (2018). （被选为同期封底论文）

◆Yi Zhou, Xiaoyong Hu*, Chong Li, Hong Yang, Qihuang Gong, “All-Optical Tunable Dual Fano Resonance in Nonlinear Metamaterials in Optical Communication Range”, Journal of Modern Optics 65, 206 (2018).

◆Chong Li, Xiaoyong Hu*, Wei Gao, Yutian Ao, Saisai Chu, Hong Yang, Qihuang Gong, “Thermo-optical tunable ultracompact chip-integrated one-dimensional photonic topological insulator”, Advanced Optical Materials 6, 1701071 (2018). （被Materials Views China报道）

◆Yi Zhou, Xiaoyong Hu*, Wei Gao, Hanfa Song, Saisai Chu, Hong Yang, Qihuang Gong, “Photoluminescence enhancement of monolayer tungsten disulfide in complicated plasmonic microstructures”, Optics & Laser Technology 102, 268 (2018).

◆Jingya Xie, Xiaoyong Hu*, Feifan Wang, Yutian Ao, Wei Gao, Hong Yang, Qihuang Gong, “Ultralow-power on-chip all-optical Fano diode based on uncoupled nonlinear photonic-crystal nanocavities”, Journal of Optics 20, 034004 (2018).

◆Wei Gao, Xiaoyong Hu*, Chong Li, Jinghuan Yang, Zhen Chai, Jingya Xie, Qihuang Gong, “Fano-resonance in one-dimensional topological photonic crystal heterostructure”, Optics Express 26, 8634 (2018).

◆Xinxiang Niu, Xiaoyong Hu*, Saisai Chu, Qihuang Gong, “Epsilon-near-zero photonics: a new platform for integrated devices”, Advanced Optical Materials 6, 1701292 (2018). （被选为Best of Advanced Optical Materials 2018）

◆Jingya Xie, Xiaoyong Hu*, Chong Li, Feifan Wang, Peizhen Xu, Limin Tong, Hong Yang, Qihuang Gong, “On-chip electro-optic and opto-electric dual modulation based on ZnO nanowire coated photonic-crystal nanocavity”, Advanced Optical Materials 6, 1800374 (2018). （被选为AOM同期封底文章）

◆Zhen Chai, Xiaoyong Hu*, Yifan Zhao, You Wu, Shufang Wang, Hong Yang, Qihuang Gong, “Structural surface wave properties of amorphous Bi2Te3 by pulsed laser deposition in the visible and near-infrared regions”, AIP Advances 8, 065324 (2018).

◆Yutian Ao, Xiaoyong Hu*, Chong Li, Yilong You, Qihuang Gong, “Topological properties of coupled resonator array based on accurate band structure”, Physical Review Materials 2, 105201 (2018).

◆You Wu, Xiaoyong Hu, Qihuang Gong, “Reconfigurable topological states in valley photonic crystals”, Physical Review Materials 2, 122201(R) (2018). 

****************************** 2017 *******************************

◆Feifan Wang, Xiaoyong Hu*, Hanfa Song, Chong Li, Hong Yang, Qihuang Gong, Ultralow-power all-optical logic data-distributor based on resonant excitation enhancing nonlinearity via up-conversion radiative-transfer, Advanced Optical Materials 5, 1700360 (2017). （被选为AOM同期封面文章，并被Advances in Engineering专题报道）

◆You Wu, Chong Li, Xiaoyong Hu*, Yutian Ao, Yifan Zhao, Qihuang Gong, Applications of topological photonics in integrated photonic devices, Advanced Optical Materials 5, 1700357 (2017). (2017).

◆Jingya Xie, Xinxiang Niu, Xiaoyong Hu*, Feifan Wang, Zhen Chai, Hong Yang, Qihuang Gong, Ultracompact all-optical full adder and half adder based on nonlinear plasmonic nanocavities, Nanophotonics 6, 1161 (2017).

◆Zhen Chai, Xiaoyong Hu*, Feifan Wang, Chong Li, Yutian Ao,You Wu, Kebin Shi, Hong Yang, Qihuang Gong, Ultrafast on-chip remotely-triggered all-optical switching based on epsilon-near-zero nanocomposites, Laser & Photonics Reviews 11, 1700042 (2017).

◆Xiaoyu Yang, Xiaoyong Hu*, Hong Yang, Qihuang Gong, Ultracompact all-optical logic gates based on nonlinear plasmonic nanocavities, Nanophotonics 6, 365 (2017).

◆Zhen Chai, Xiaoyong Hu*, Hong Yang, Qihuang Gong, Chip-integrated all-optical diode based on nonlinear plasmonic nanocavities covered with multicomponent nanocomposite, Nanophotonics 6, 329 (2017).

◆Chong Li, Xiaoyong Hu*, Hong Yang, Qihuang Gong, Unidirectional transmission in 1D nonlinear photonic crystal based on topological phase reversal by optical nonlinearity, AIP Advances 7, 025203 (2017).

◆Zhen Chai, Xiaoyong Hu*, Feifan Wang, Xinxiang Niu, Jingya Xie, Qihuang Gong, Ultrafast all-optical switching, Advanced Optical Materials 5, 1600665 (2017). （被选为AOM当月下载量最多的论文之一）

 

****************************** 2016 *******************************

◆Zhen Chai, Yu Zhu, Xiaoyong Hu*, Xiaoyu Yang, Zibo Gong, Feifan Wang, Hong Yang, Qihuang Gong, On-chip optical switch based on plasmon-photon hybrid nanostructure-coated multicomponent nanocomposite, Advanced Optical Materials 4,1159 (2016).（被选为同期封面文章、2016年度AOM最佳论文之一，并被Materials Views China报道）

◆Feifan Wang, Zibo Gong, Xiaoyong Hu*, Xiaoyu Yang, Hong Yang, Qihuang Gong, Nanoscale on-chip all-optical logic parity checker in integrated plasmonic circuits in optical communication range, Scientific Reports 6, 24433 (2016).

◆Zhen Chai, Xiaoyong Hu*, Hong Yang, Qihuang Gong, All-optical tunable on-chip plasmon-induced transparency based on two surface-plasmon-polaritons absorption, Applied Physics Letters 108, 151104 (2016).

◆Zibo Gong, Chong Li, Xiaoyong Hu*, Hong Yang, Qihuang Gong, Active control of highly efficient third-harmonic generation in ultrathin nonlinear metasurfaces, Optical Materials 60, 552 (2016).

◆Zhen Chai, Xiaoyong Hu*, Chong Li, Hong Yang, Qihuang Gong, “On-Chip Multiple Electromagnetically Induced Transparencies in Photon−Plasmon Composite Nanocavities”, ACS Photonics 3, 2068 (2016).

◆Cuicui Lu, Yong-Chun Liu, Xiaoyong Hu*, Hong Yang, Qihuang Gong, Integrated ultracompact and broadband wavelength demultiplexer based on multi-component nano-cavities, Scientific Reports 6, 27428 (2016). 

****************************** 2015 *******************************

◆Yu Zhu, Xiaoyong Hu*, Hong Yang,Qihuang Gong, Switchable cross-polarization conversion in ultrathin metasurfaces, Journal of Optics 17, 105101 (2015).（被IOP Science 报道）

◆Yu Zhu, Xiaoyong Hu*, Zhen Chai, Hong Yang, Qihuang Gong, Active control of chirality in nonlinear metamaterials, Applied Physics Letters 106, 091109 (2015)

◆Xiaoyu Yang, Jinghuan Yang, Xiaoyong Hu*, Yu Zhu, Hong Yang and Qihuang Gong, Multilayer-WS2:ferroelectric composite for ultrafast tunable metamaterial-induced transparency applications, Applied Physics Letters 107, 081110 (2015)

◆Yi Zhou, Xiaoyu Yang, Xiaoyong Hu*, Hong Yang, Qihuang Gong,Multilayer-MoS2-microsheet/(Nano-Au:LiNbO3) for all-optical tunable metamaterial-induced transparency, Journal of Optics,17, 105102 (2015).

◆Cuicui Lu, Xiaoyong Hu*, Kebin Shi, Qin Hu, Rui Zhu, Hong Yang, Qihuang Gong, An actively ultrafast tunable giant slow-light effect in ultra-thin nonlinear metasurfaces, Light:Science & Applications, 4, e302 (2015).（被National Science Review报道）

 

****************************** 2014 *******************************

◆Cuicui Lu, Xiaoyong Hu*, Fan Zhang, Hong Yang, Qihuang Gong*, Multilayer graphene:polycrystalline ITO for ultralow-power active control of polarization-insensitive metamaterial-induced transparency, Advanced Optical Materials, 2, 1115 (2014).（被选为同期封面文章，并被Materials Views报道）

◆Yu Zhu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, On-chip plasmon-induced transparency based on plasmonic coupled nanocavities, Scientific Reports 4, 3752 (2014).

◆Cuicui Lu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Chip-integrated ultrawide-band all-optical logic comparator in plasmonic circuits, Scientific Reports 4, 3869 (2014).

◆Zhen Chai, Xiaoyong Hu*, Yu Zhu, Sibai Sun, Hong Yang, Qihuang Gong*, Ultracompact chip-integrated electromagnetically induced transparency in a single plasmonic composite nanocavity, Advanced Optical Materials 2, 320 (2014). （被选为同期封面文章，并被Materials Views China报道）

◆Fan Zhang, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Low-power all-optical tunable plasmonic-mode coupling in nonlinear metamaterials, Applied Physics Letters 104, 131110 (2014).

◆Yu Zhu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Ultralow-power all-optical tunable double plasmon-induced transparencies in nonlinear metamaterials, Applied Physics Letters 104, 211108 (2014).

◆Xiaoyu Yang, Xiaoyong Hu*, Zhen Chai, Cuicui Lu, Hong Yang, Qihuang Gong*, Tunable ultracompact chip-integrated multichannel filter based on plasmon-induced transparencies, Applied Physics Letters 104, 221114 (2014).

◆Cuicui Lu, Xiaoyong Hu*, Xiaoyang Liu, Xiao Ma, Chenyun Wu, Hong Yang, Qihuang Gong, Multi-color photon sorting in plasmonic microcavities, Journal of Optics 16, 015003 (2014). 

****************************** 2013年 *******************************

◆Yu Zhu, Xiaoyong Hu*, Yongyang Huang, Hong Yang, Qihuang Gong*, Fast and Low-Power All-Optical Tunable Fano Resonance in Plasmonic Microstructures, Advanced Optical Materials 1, 61 (2013).

◆Cuicui Lu, Xiaoyong Hu*, Song Yue, Yulan Fu, Hong Yang, Qihuang Gong*, Ferroelectric hybrid plasmonic waveguide for all-optical logic gate applications, Plasmonics 8, 749 (2013).

◆Yulan Fu, Xiaoyong Hu*, Qihuang Gong*, Silicon photonic crystal all-optical logic gates, Physics Letters A 377, 329 (2013).

◆Yu Zhu, Xiaoyong Hu*, Qihuang Gong*, Theoretical study of all-optical tunable rainbow-trapping like effect in chirped plasmonic slot waveguides, Journal of Optics 15, 035003 (2013).

◆Yulan Fu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Ultrawide-band photon routing based on chirped plasmonic gratings, Applied Physics Letters 102, 151110 (2013).

◆Fan Zhang, Xiaoyong Hu*, Yu Zhu, Yulan Fu, Hong Yang, Qihuang Gong*, Ultrafast all-optical tunable Fano resonance in nonlinear metamaterials, Applied Physics Letters 102, 181109 (2013).

◆Zhen Chai, Xiaoyong Hu*, Yu Zhu, Fan Zhang, Hong Yang, Qihuang Gong*, Low-power and ultrafast all-optical tunable plasmon-induced transparency in plasmonic nanostructures, Applied Physics Letters 102, 201119 (2013).

◆Zhen Chai, Xiaoyong Hu*, Qihuang Gong*, All-optical switching based on a tunable Fano-like resonance in nonlinear ferroelectric photonic crystals, Journal of Optics 15, 085001 (2013). （被IOP Science LabTalk报道）

◆Yu Zhu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Ultralow-power and ultrafast all-optical tunable plasmon-induced transparency in metamaterials at optical communication range, Scientific Reports 3, 2338 (2013).

◆Cuicui Lu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, All-optical logic binary encoder based on asymmetric plasmonic nanogrooves, Applied Physics Letters 103, 121107 (2013).

◆Cuicui Lu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Integrated all-optical logic discriminators based on plasmonic bandgap engineering, Scientific Reports 3, 2778 (2013).

◆Cuicui Lu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Ultrawide-band unidirectional surface plasmon polariton launchers, Advanced Optical Materials 1, 792 (2013). （被选为同期封面文章）

◆Fan Zhang, Xiaoyong Hu*, Yu Zhu, Hong Yang, Qihuang Gong*, Ultralow-power all-optical tunable dual Fano resonances in nonlinear metamaterials, Applied Physics Letters 103, 191116 (2013). 

****************************** 2012年 *******************************

◆Yulan Fu, Xiaoyong Hu*, Cuicui Lu, Song Yue, Hong Yang, Qihuang Gong*, All-Optical Logic Gates Based on Nanoscale Plasmonic Slot Waveguides, Nano Letters 12, 5784 (2012).

◆Yu Zhu, Xiaoyong Hu*, Cuicui Lu, Yongyang Huang, Qihuang Gong*, All-optical tunable wavelength-division multiplexing based on colloidal crystal coated silver film, Plasmonics 7, 589 (2012).

◆Yingbo Zhang, Xiaoyong Hu*, Yulan Fu, Hong Yang, Qihuang Gong*, Ultrafast all-optical tunable Fano resonance in nonlinear ferroelectric photonic crystals, Applied Physics Letters 100, 031106 (2012).

◆Cuicui Lu,Xiaoyong Hu*, Yingbo Zhang, Zhiqiang Li, Hong Yang, Qihuang Gong*, Large Nonlinearity Enhancement of Ag:MEH-PPV Nanocomposite by Surface Plasmon Resonance at 1550 nm， Plasmonics 7, 159 (2012). 

****************************** 2011年 *******************************

◆Cuicui Lu, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Ultrahigh-contrast and wideband nanoscale photonic crystal all-optical diode, Optics Letters 36, 4668 (2011).

◆Luojia Wang, Ying Gu, Xiaoyong Hu, Qihuang Gong, Long-range surface plasmon polariton modes with a large field localized in a nanoscale gap, Applied Physics B 104, 919 (2011).

◆Luojia Wang, Ying Gu, Xiaoyong Hu, Baoqing Sun, Limin Tong, Qihuang Gong, Subwavelength-confined hybrid surface modes of low attenuation in cylindrical metallic-dielectric waveguides, EuroPhysics Letters 96, 37002 (2011).

◆Yingbo Zhang, Xiaoyong Hu*, Hong Yang, Qihuang Gong*, Multi-component nanocomposite for all-optical switching applications， Applied Physics Letters 99, 141113 (2011).

◆Zhiqiang Li, Xiaoyong Hu*, Yingbo Zhang,Yulan Fu, Hong Yang, Qihuang Gong*, All-Optical Switching via Tunable Coupling of Nano-Au:MEH-PPV Photonic Crystal Microcavities，Applied Physics Letters 99, 141105 (2011).

◆Xiaoyong Hu*, yingbo Zhang, Yulan Fu, Hong Yang, Qihuang Gong*, Low-power and ultrafast all-optical tunable nanoscale photonic metamaterials, Advanced Materials 23, 4295 (2011).

◆Cuicui Lu, Xiaoyong Hu*, Yingbo Zhang, Zhiqiang Li, Xin’an Xu, Hong Yang, Qihuang Gong*, Ultralow power all-optical diode in photonic crystal heterostructures with broken spatial inversion symmetry，Applied Physics Letters 99, 051107 (2011).

◆Xiaoyong Hu*, Yingbo Zhang, Xinan Xu, Qihuang Gong*, Nanoscale Surface Plasmon All-Optical Diode Based on Plasmonic Slot Waveguides, Plasmonics 6, 619 (2011).

◆Xiaoyong Hu*, Zhiqiang Li, Jiaxiang Zhang, Hong Yang, Qihuang Gong*, Xinping Zhang, Low-Power and High-Contrast Nanoscale All-Optical Diodes Via Nanocomposite Photonic Crystal Microcavities, Advanced Functional Materials 21,1803 (2011). (被Renewable Energy Global Innovations介绍)

◆SUN Bao-Qing, GU Ying, HU Xiao-Yong, GONG Qi-Huang, A Trade-off between Propagation Length and Light Confinement in Cylindrical Metal-Dielectric Waveguides, CHIN. PHYS. LETT. 28, 5, 057303 (2011). 

****************************** 2010年以前 *******************************

◆P. Jiang, X. Hu,J. Zhang, H. Yang, Q. Gong*, Ultra-fast all-optical switching in MEH-PPV photonic crystals with resonantly enhanced nonlinearity, Appl. Phys. B 99, 187 (2010).

◆Yun-Feng Xiao, Bei-Bei Li, X. Jiang, Xiaoyong Hu, Yan Li, and Qihuang Gong, High quality factor, small mode volume, ring-type plasmonic microresonator on a silver chip, J. Phys. B 43, 035402 (2010).

◆Zhiqiang Li, Xiaoyong Hu*, Jiaxiang Zhang, Hong Yang, Qihuang Gong*, PCBM: P3HT polymer composites for photonic crystal all-optical switching applications, J. Phys. D 43, 385104 (2010).

◆Yulan Fu, Jiaxiang Zhang, Xiaoyong Hu*, Qihuang Gong*, Electro-optic tunable multi-channel filter in two-dimensional ferroelectric photonic crystals, J. Opt. 12, 075202 (2010).

◆Jia Li, Xiaoyong Hu, Ying Gu, Qihuang Gong, Tunable wavelength-division multiplexing based on metallic nanoparticle arrays, Opt. Lett. 35, 4051 (2010).

◆Xiaoyong Hu, Cheng Xin, Zhiqiang Li，Qihuang Gong*, Ultrahigh-contrast all-optical diodes based on tunable surface plasmon polaritons, New Jounal of Physics 12, 023029 (2010).

◆Xiaoyong Hu, Cheng Xin, Qihuang Gong*, Disorders influences on the focusing effect of all-dielectric photonic crystal slab superlens, Physics letters A, 373, 1588 (2009).

◆Xiaoyong Hu, Jiaxiang Zhang, Hong Yang, Qihuang Gong*, Tunable time response of the nonlinearity of nanocomposites by doping semiconductor quantum dots, Optics Express 17, 18858 (2009).

◆Xiaoyong Hu*, Ping Jiang, Cheng Xin, Hong Yang, Qihuang Gong*, Nano-Ag:polymeric composite material for ultrafast photonic crystal all-optical switching, Applied Physics Letters 94, 031103 (2009).（被Nanomaterials World报道）

◆Jiaxiang Zhang, Xiaoyong Hu, Qihuang Gong*, Surface Defect States of CdTexS1-x Quantun Dots, Phys. Lett. A, 373, 4475 (2009).

◆胡小永，江萍，杨宏，龚旗煌，超快速低功率有机光子晶体全光开关，激光与光电子学进展 46, 23 (2009). （2008年中国光学重要成果）

◆Xiaoyong Hu, Ping Jiang, Chengyuan Ding, Hong Yang, Qihuang Gong*, Picosecond and low-power all-optical switching based on an organic photonic bandgap microcavity, Nature Photonics 2, 185 (2008).（被Nature Photonics、Nature China等报道）

◆Xiaoyong Hu, Zheng Liu, Qihuang Gong*, Tunable Multichannel Filter in Photonic Crystal Heterostructure Containing permeability-Negative Materials, Phys. Lett. A 372, 333 (2008).

◆Chengyuan Ding, Xiaoyong Hu, Ping Jiang, Qihuang Gong*, Tunable surface plasmon polariton microcavity, Physics Letters A, 372, 4536 (2008).

◆胡小永，江萍，杨宏，龚旗煌，超快速可调谐有机光子晶体滤波器，激光与光电子学进展 44, 23 (2007).（2006年中国光学重要成果）

◆Xiaoyong Hu, Ping Jiang, Chengyuan Ding, Qihuang Gong*, All-optical tunable narrow-band organic photonic crystal filter, Appl. Phys. B 87, 255 (2007).

◆Ping Jiang, Chengyuan Ding, Xiaoyong Hu*, Qihuang Gong*, Tunable double-channel filter based on two-dimensional ferroelectric photonic crystals, Phys. Lett. A 363, 332 (2007).

◆Xiaoyong Hu, Zheng Liu, Qihuang Gong*, Multichannel filter in photonic crystal heterostructure containing single-negative materials, J. Opt. A 9, 877 (2007).

◆Xiaoyong Hu, Ping Jiang, Qihuang Gong*, Tunable multichannel filter in one-dimensional nonlinear ferroelectric photonic crystals, J. Opt. A 9, 108 (2007).

◆Xiaoyong Hu, Ping Jiang, Hong Yang, Qihuang Gong*, All-optical tunable photonic bandgap microcavities with a femtosecond time response, Optics Letters 31, 2777 (2006).

◆JIANG Ping, HU Xiao-Yong, YANG Hong, GONG Qi-Huang*, Fabrication of two-dimensional organic photonic crystal microcavity, CHIN. PHYS. LETT. 23, 1813 (2006).

◆Qihuang Gong, Xiaoyong Hu, Ultrafast Photonic Crystal Optical Switching, Frontiers of Physics in China 1, 178 (2006).

◆Xiaoyong Hu, Qihuang Gong*, Yuanhao Liu, Bingying Cheng, Daozhong Zhang, Ultrafast tunable filter in two-dimensional organic photonic crystal, Optics Letters 31, 371 (2006).

◆Xiaoyong Hu, Qihuang Gong*, Yuanhao Liu, Bingying Cheng, Daozhong Zhang, All-optical switching of defect mode in two-dimensional nonlinear organic photonic crystals, Applied Physics Letters 87, 231111 (2005).

◆Yuanhao Liu, Xiaoyong Hu, Dongxiang Zhang, Bingying Cheng, Daozhong Zhang, Subpicosecond optical switching in polystyrene opal, Applied Physics Letters 86, 151102 (2005).

◆Xiaoyong Hu*, Yuanhao Liu, Jie Tian, Bingying Cheng, Daozhong Zhang, Ultrafast all-optical switching in two-dimensional organic photonic crystal, Applied Physics Letters 86, 121102 (2005).

◆Xiaoyong Hu, Qihuang Gong*, Yuanhao Liu, Bingying Cheng, Daozhong Zhang, Fabrication of Two-Dimensional Organic Photonic Crystal Filter, Appl. Phys. B 81, 779 (2005).

◆Xiaoyong Hu*, Qihuang Gong*, Shuai Feng, Bingying Cheng, Daozhong Zhang, Tunable Multichannel Filter in Nonlinear Ferroelectric Photonic Crystal, Opt. Commun. 253, 138 (2005).

◆Xiaoyong Hu, Yan Li, Qihuang Gong*, Bingying Cheng, Daozhong Zhang, Fabrication of a Two-Dimensional Organic Photonic crystal, Chin. Phys. Lett. 22, 373 (2005).

◆Xiaoyong Hu, Qihuang Gong*, Bingying Cheng, Daozhong Zhang, Abnormal Modulation of Dielectric Band Transmittance of Polystyrene Opal, Chin. Phys. Lett. 22, 1930 (2005).

◆Xiaoyong Hu*, Yiquan Wang, Yuanhao Liu, Bingying Cheng, Daozhong Zhang, An optical switching in two dimensional Ce:BaTiO3 nonlinear photonic crystal, Opt. Commun. 237, 371 (2004).

◆Xiaoyong Hu*, Yuanhao Liu, Bingying Cheng, Daozhong Zhang, Qingbo Meng, Fabrication of High Quality Three-Dimensional Photonic crystal, Chin. Phys. Lett. 21, 1289 (2004).

◆Yiquan Wang, Zhifang Feng, Xiaoyong Hu, Bingying Cheng, Daozhong Zhang, Band gaps of an amorphous photonic materials, Chin. Phys. Lett. 21, 324 (2004).

◆Xiaoyong Hu*, Qi Zhang, Yuanhao Liu, Bingying Cheng, Daozhong Zhang, Ultrafast Three-Dimensional Tunable Photonic Crystal, Appl. Phys. Lett. 83, 2518 (2003).

◆Yiquan Wang, Xiaoyong Hu, Xingsheng Xu, Bingying Cheng, Daozhong Zhang, Localized modes in defect free dodecagonal quasiperiodic photonic crystals, Phys. Rev B, 68, 165106 (2003).

◆Liang Li, Yicheng Xie, Yiquan Wang, Xiaoyong Hu, Zhifang Feng, Bingying Cheng, Absolute gap of two-dimensional fractal photonic structure, Chin. Phys. Lett. 20, 1767 (2003).