Prof. Wei Yu Profile

Prof. Wei Yu

at Hebei Univ

SPIE Involvement:

Author

Publications (34)

Proceedings Article | 21 December 2013 Paper

Paper

Optical poperty of Eu-doped ZnO films

Honghong Yang, Xiaoyun Teng, Wei Yu, Zicai Zhang, Xiaowei Li

Proc. SPIE. 9047, 2013 International Conference on Optical Instruments and Technology: Micro/Nano Photonics and Fabrication

KEYWORDS: Thin films, Energy efficiency, Sputter deposition, Ultraviolet radiation, Luminescence, Energy transfer, Ions, Excitons, Zinc oxide, Europium

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Proceedings Article | 27 November 2012 Paper

Paper

Giant laser-induced thermoelectric voltage in c-axis inclined NaxCoO2 thin films

Shufang Wang, Haifeng Wang, Shanshan Chen, Zilong Bai, Guoying Yan, Jianglong Wang, Wei Yu, Guangsheng Fu

Proc. SPIE. 8555, Optoelectronic Devices and Integration IV

KEYWORDS: Thin films, Photodetectors, Light sources, Ultraviolet radiation, Laser energy, Composites, Silver, Doping, Thermoelectric materials, Pulsed laser operation

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Proceedings Article | 20 November 2012 Paper

Paper

Preparation of silver island films with tunable surface plasmon resonance

Wanbing Lu, Liping Wu, Wei Yu, Xingkuo Li, Xinzhan Wang, Guangsheng Fu

Proc. SPIE. 8564, Nanophotonics and Micro/Nano Optics

KEYWORDS: Surface plasmons, Nanoparticles, Annealing, Particles, Silver, Scanning electron microscopy, Laser ablation, Excimer lasers, Spherical lenses, Pulsed laser operation

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Proceedings Article | 28 January 2009 Paper

Paper

Magnetotransmission measurement of ferromagnetism origin in Mn-doped ZnO films

Li Zhang, Wei Yu, Shujie Wu, Jinchuan Zhang, Lihua Yang, Guangsheng Fu

Proc. SPIE. 7156, 2008 International Conference on Optical Instruments and Technology: Optical Systems and Optoelectronic Instruments

KEYWORDS: Thin films, Ferromagnetics, Spectroscopy, Electrons, Ions, Magnetism, Optical testing, Manganese, Zinc oxide, Absorption

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Proceedings Article | 18 November 2008 Paper

Paper

Optical properties of protocrystalline silicon/amorphous SiC multilayer films

Guangsheng Fu, Luo Ma, Wanbing Lu, Zicai Zhang, Wei Yu

Proc. SPIE. 7135, Optoelectronic Materials and Devices III

KEYWORDS: Amorphous silicon, Multilayers, Optical properties, Solar cells, Silicon, Atomic force microscopy, Raman spectroscopy, Raman scattering, Silicon carbide, Absorption

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Proceedings Article | 18 November 2008 Paper

Paper

Plasmon-enhanced luminescence from nanocrystalline SiC films through adjusting spacer layer thickness

Wei Yu, Jing Yu, Wanbing Lu, Yalan Bian, Chunsheng Wang, Guangsheng Fu

Proc. SPIE. 7135, Optoelectronic Materials and Devices III

KEYWORDS: Surface plasmons, Luminescence, Silver, Coating, Reflectivity, Silicon films, Silicon carbide, Resonance enhancement, Quenching (fluorescence), Absorption

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Proceedings Article | 18 November 2008 Paper

Paper

Optical properties of p-type Al and N co-doped ZnO films

Li Zhang, Wei Yu, Zicai Zhang, Jinchuan Zhang, Guangsheng Fu

Proc. SPIE. 7135, Optoelectronic Materials and Devices III

KEYWORDS: Optical properties, Sputter deposition, Luminescence, X-ray diffraction, Zinc, Doping, Aluminum, Excitons, Zinc oxide, Plasma

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Proceedings Article | 18 November 2008 Paper

Paper

Deposition of nanocrystalline SiC films using helicon wave plasma enhanced chemical vapor deposition

Wanbing Lu, Wei Yu, Luo Ma, Liping Wu, Guangsheng Fu

Proc. SPIE. 7135, Optoelectronic Materials and Devices III

KEYWORDS: Thin films, FT-IR spectroscopy, Crystals, Silicon, Hydrogen, Atomic force microscopy, Plasma enhanced chemical vapor deposition, Silicon carbide, Plasma, Absorption

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Proceedings Article | 18 November 2008 Paper

Paper

Influence of annealing environment on the hydrogen related bonding structure in silicon nitride thin films containing silicon nanoparticles

Wenge Ding, Wenhao Qi, Wanbing Lu, Zicai Zhang, Wei Yu, Guangsheng Fu

Proc. SPIE. 7135, Optoelectronic Materials and Devices III

KEYWORDS: Thermography, Thin films, FT-IR spectroscopy, Nanoparticles, Chemical species, Annealing, Silicon, Hydrogen, Silicon films, Absorption

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Proceedings Article | 18 November 2008 Paper

Paper

Dependence of the photoluminescence from silicon nanostructures on the size of silicon nanoparticles

Wenge Ding, Jiong Zheng, Wenhao Qi, Wei Yu, Guangsheng Fu

Proc. SPIE. 7135, Optoelectronic Materials and Devices III

KEYWORDS: Nanostructures, Oscillators, Statistical analysis, Dispersion, Nanoparticles, Luminescence, Silicon, Silicon films, Solids, Excitons

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Proceedings Article | 18 November 2008 Paper

Paper

Synthesis of ultraviolet luminescent silicon nanocrystals by nanosecond pulsed laser ablation in water

Wei Yu, Ligong Li, Huixia Gao, Shujie Wu, Guangsheng Fu

Proc. SPIE. 7135, Optoelectronic Materials and Devices III

KEYWORDS: FT-IR spectroscopy, Spectroscopy, Ultraviolet radiation, Particles, Luminescence, Silicon, Semiconductor lasers, Laser ablation, Nanocrystals, Absorption

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Proceedings Article | 12 March 2008 Paper

Paper

Influence of hydrogen dilution on bonding configurations and optical absorption properties of a-Si/SiNx composite films

Wei Yu, Ya-chao Li, Wen-ge Ding, Jiang-yong Zhang, Yan-bin Yang, Guang-sheng Fu

Proc. SPIE. 6624, International Symposium on Photoelectronic Detection and Imaging 2007: Optoelectronic System Design, Manufacturing, and Testing

KEYWORDS: Amorphous silicon, Optical properties, Etching, Composites, Silicon, Hydrogen, Silicon films, Infrared radiation, Optical simulations, Absorption

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Proceedings Article | 12 March 2008 Paper

Paper

Influence of the size dispersion on the emission spectra of the hydrogen passivated Si nanoparticles in SiNx

Wenge Ding, Zhongxiu Hao, Wei Yu, Jiangyong Zhang, Yachao Li, Guangsheng Fu

Proc. SPIE. 6624, International Symposium on Photoelectronic Detection and Imaging 2007: Optoelectronic System Design, Manufacturing, and Testing

KEYWORDS: Thin films, Nanoparticles, Quartz, Particles, Luminescence, Silicon, Hydrogen, Transmission electron microscopy, Silicon films, Plasma

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Proceedings Article | 11 January 2008 Paper

Paper

Effect of hydrogen dilution on photoluminescent properties of nanocrystalline SiC films deposited by helicon wave plasma CVD

Wei Yu, Jie Du, Li Zhang, Shuang Kui Cui, Li Han, Guang Sheng Fu

Proc. SPIE. 6828, Light-Emitting Diode Materials and Devices II

KEYWORDS: Thin films, Nanostructures, Silicon, Hydrogen, Chemical vapor deposition, Plasma enhanced chemical vapor deposition, Silicon carbide, Nanocrystals, Thin film deposition, Plasma

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Proceedings Article | 4 January 2008 Paper

Paper

Structural and optical properties of doped silicon nanocrystals: first-principles calculation

Guangsheng Fu, Huixia Gao, Wanbing Lu, Wenge Ding, Wei Yu

Proc. SPIE. 6831, Nanophotonics, Nanostructure, and Nanometrology II

KEYWORDS: Optical properties, Chemical species, Luminescence, Dielectrics, Electrons, Silicon, Doping, Distortion, Nanocrystals, Absorption

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Proceedings Article | 4 January 2008 Paper

Paper

Defect states of hydrogenated nanocrystalline silicon studied by surface photovoltage spectroscopy

Chunsheng Wang, Jinchuan Zhang, Wei Yu, Liping Wu, Wenge Ding, Guangsheng Fu

Proc. SPIE. 6841, Solid State Lighting and Solar Energy Technologies

KEYWORDS: Amorphous silicon, Surface plasmons, Spectroscopy, Crystals, Interfaces, Silicon, Hydrogen, Raman spectroscopy, Silicon films, Absorption

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Proceedings Article | 14 February 2006 Paper

Paper

Thermal annealing effects on the optical properties of amorphous silicon carbide films deposited by pulsed laser ablation

Wei Yu, Wanbing Lu, Li Zhang, Yuntao Sun, Guangsheng Fu

Proc. SPIE. 6029, ICO20: Materials and Nanostructures

KEYWORDS: Optical properties, Scattering, Annealing, Crystals, Atomic force microscopy, Raman spectroscopy, Laser ablation, Thermal effects, Raman scattering, Silicon carbide

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Proceedings Article | 23 January 2006 Paper

Paper

Substrate bias effect on preparation of nanocrystalline silicon carbide thin films in helicon wave plasma chemical vapor deposition

Wei Yu, Wanbing Lu, Chunsheng Wang, Wenge Ding, Guangsheng Fu

Proc. SPIE. 6029, ICO20: Materials and Nanostructures

KEYWORDS: Thin films, FT-IR spectroscopy, Crystals, Ions, Silicon, Scanning electron microscopy, Silicon films, Silicon carbide, Plasma, Absorption

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Proceedings Article | 23 January 2006 Paper

Paper

Comparative analysis of photoluminescence in nano-sized amorphous and crystalline silicon embedded in silicon nitride thin film

Wenge Ding, Wei Yu, Jiangyong Zhang, Yanbin Yang, Guangsheng Fu

Proc. SPIE. 6029, ICO20: Materials and Nanostructures

KEYWORDS: Thin films, Annealing, Luminescence, Crystals, Interfaces, Silicon, Silicon films, Raman scattering, Nanocrystals, Absorption

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Proceedings Article | 6 December 2005 Paper

Paper

Photoluminescence properties of hydrogenated amorphous silicon nitride thin films deposited by helicon wave plasma chemical vapor deposition

Guangsheng Fu, Wei Yu, Wanbing Lu, Haifeng Zhu, Li Zhang, Wenge Ding

Proc. SPIE. 6020, Optoelectronic Materials and Devices for Optical Communications

KEYWORDS: Amorphous silicon, Thin films, Luminescence, Silicon, Nitrogen, Chemical vapor deposition, Silicon films, Thin film deposition, Plasma, Absorption

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Proceedings Article | 5 December 2005 Paper

Paper

Effect of radio frequency bias on the optical and structural properties of nanocrystalline SiC films deposited by helicon wave plasma enhanced chemical vapor deposition

Wei Yu, Chunsheng Wang, Wanbing Lu, Shuangkui Cui, Guangsheng Fu

Proc. SPIE. 6020, Optoelectronic Materials and Devices for Optical Communications

KEYWORDS: Thin films, FT-IR spectroscopy, Radio optics, Spectroscopy, Ions, Silicon, Plasma enhanced chemical vapor deposition, Silicon carbide, Nanocrystals, Plasma

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Proceedings Article | 5 December 2005 Paper

Paper

Effects of magnetic field on the structural and optical properties of nanocrystalline silicon thin films deposited by helicon wave plasma chemical vapor deposition

Wei Yu, Li Zhang, Baozhu Wang, Xiaoxia Han, Wei Sun, Guangsheng Fu

Proc. SPIE. 6020, Optoelectronic Materials and Devices for Optical Communications

KEYWORDS: Optical properties, Etching, Crystals, Silicon, Hydrogen, Magnetism, Chemical vapor deposition, Raman spectroscopy, Silicon films, Plasma

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Proceedings Article | 9 February 2005 Paper

Paper

Optical absorption spectra analysis of silicon-rich hydrogenated amorphous silicon nitride thin films

Wei Yu, Yanbin Yang, Huijing Du, Wenge Ding, Li Han, Guangsheng Fu

Proc. SPIE. 5635, Nanophotonics, Nanostructure, and Nanometrology

KEYWORDS: Amorphous silicon, Thin films, Matrices, Silicon, Nitrogen, Reflectivity, Silicon films, Transmittance, Chemical analysis, Absorption

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Proceedings Article | 9 February 2005 Paper

Paper

Helicon wave plasma chemical vapor deposition of nanocrystalline silicon carbide films at low substrate temperature

Wei Yu, Wanbing Lu, Baozhu Wang, Li Han, Guangsheng Fu

Proc. SPIE. 5635, Nanophotonics, Nanostructure, and Nanometrology

KEYWORDS: FT-IR spectroscopy, Crystals, Silicon, Hydrogen, Scanning electron microscopy, Transmission electron microscopy, Silicon films, Silicon carbide, Plasma, Absorption

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Proceedings Article | 17 September 2002 Paper

Paper

Nanocrystalline SiC films deposited at low temperature using hot filament chemical vapor deposition

Wei Yu, Zhi-yuan Zheng, Li Han, Guangsheng Fu

Proc. SPIE. 4918, Materials, Devices, and Systems for Display and Lighting

KEYWORDS: Diffraction, Luminescence, Crystals, X-ray diffraction, Silicon, Gases, Chemical vapor deposition, Scanning electron microscopy, Transmission electron microscopy, Silicon carbide

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Proceedings Article | 12 September 2002 Paper

Paper

Laser nanocrystalization of the amorphous silicon with and without metal introduction

Li Han, She Qiang Li, Wei Yu, Ying Cai Peng, Guangsheng Fu

Proc. SPIE. 4915, Lasers in Material Processing and Manufacturing

KEYWORDS: Amorphous silicon, Diffraction, Metals, Annealing, Crystals, Nickel, Silicon, Scanning electron microscopy, Laser crystals, Nanowires

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Proceedings Article | 29 August 2002 Paper

Paper

Preparation of nanocrystalline silicon films by excimer-laser-induced crystallization

Guangsheng Fu, Wei Yu, She Qiang Li, Ying Cai Peng, Li Han

Proc. SPIE. 4905, Materials and Devices for Optical and Wireless Communications

KEYWORDS: Amorphous silicon, Thin films, Laser energy, Annealing, Crystals, Silicon, Semiconductor lasers, Silicon films, Laser crystals, Nanocrystals

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Proceedings Article | 19 October 2001 Paper

Paper

Structure and size distribution of silicon nanocrystals prepared by pulsed laser ablation in inert background gas

Guangsheng Fu, Wei Yu, Huijing Du, Li Han

Proc. SPIE. 4580, Optoelectronics, Materials, and Devices for Communications

KEYWORDS: Argon, Crystals, Silicon, Semiconductor lasers, Scanning electron microscopy, Raman spectroscopy, Laser ablation, Silicon films, Nanocrystals, Protactinium

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Proceedings Article | 19 October 2001 Paper

Paper

Efficient passivation and size control of Si nanograins with stable photoluminescence

Wei Yu, Huijing Du, She Qiang Li, Guangsheng Fu

Proc. SPIE. 4580, Optoelectronics, Materials, and Devices for Communications

KEYWORDS: Laser energy, Annealing, Luminescence, Crystals, Silicon, Semiconductor lasers, Scanning electron microscopy, Laser ablation, Laser crystals, Oxidation

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Proceedings Article | 16 October 2001 Paper

Paper

Pulsed laser deposition of crystalline carbon nitride thin films at high substrate temperature

Guangsheng Fu, Wei Yu, Shu-Fang Wang, Lianshui Zhang, Xiao-Wei Li

Proc. SPIE. 4602, Semiconductor Optoelectronic Device Manufacturing and Applications

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Proceedings Article | 16 October 2001 Paper

Paper

Effect of the carbon energy on the growth of silicon carbide films by pulsed laser deposition

Wei Yu, Zhi-yuan Zheng, Li Han, Guangsheng Fu

Proc. SPIE. 4602, Semiconductor Optoelectronic Device Manufacturing and Applications

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Proceedings Article | 15 October 2001 Paper

Paper

Measurement of the behaviors of optoelectron in the photosensitive material by the dielectric spectrum technology

Xiaowei Li, Xiaoyong Hu, Li Han, Lifang Dong, Wei Yu

Proc. SPIE. 4600, Advances in Microelectronic Device Technology

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Proceedings Article | 9 October 2000 Paper

Paper

Optical emission study of the plasma plume dynamics during excimer laser ablation of carbon in nitrogen atmosphere

Guangsheng Fu, Wei Yu, Shu-Fang Wang, Xiao-Wei Li, Lianshui Zhang, Li Han

Proc. SPIE. 4221, Optical Measurement and Nondestructive Testing: Techniques and Applications

KEYWORDS: Carbon, Atmospheric plasma, Laser energy, Luminescence, Nitrogen, Laser ablation, Excimer lasers, Pulsed laser operation, Atmospheric optics, Plasma

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Proceedings Article | 9 October 2000 Paper

Paper

Optical emission diagnostics of glow discharge plasma for the carbon nitride growth process

Wei Yu, Shu-Fang Wang, Xiao-Wei Li, Lianshui Zhang, Guangsheng Fu

Proc. SPIE. 4221, Optical Measurement and Nondestructive Testing: Techniques and Applications

KEYWORDS: Carbon, Spectroscopy, Hydrogen, Nitrogen, Diagnostics, Emission spectroscopy, Process control, Plasma enhanced chemical vapor deposition, Plasma diagnostics, Plasma

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Showing 5 of 34 publications

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