Lingyuan Wu

High‐Temperature Annealing‐Induced Performance Degradation Mechanisms of GaInP/GaAs/Ge Triple‐Junction Solar Cells

Lingyuan Wu, Tianle Shi, Xianfeng Wu, Yanglong Li et autres

As a high‐efficiency space photovoltaic technology, the high‐temperature annealing‐induced performance degradation of GaInP/GaAs/Ge triple‐junction solar cells has attracted tremendous attention. In this article, rapid annealing (temperature range 600–700 °C, heating rate 40 °C s −1 ) was performed on GaInP/GaAs/Ge solar cells, …

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The Damage Effects on a HgCdTe Detector of a Short-Infrared Pulsed Laser with Different Pulse Widths

Qiheng Wei, Xianfeng Wu, Lingyuan Wu, Yongqiang Zhang et autres

The high sensitivity of HgCdTe infrared detectors makes them highly vulnerable to laser irradiation, yet the influence of pulse width on damage behavior in the short-wave infrared (SWIR) band remains insufficiently understood. In this study, we experimentally and numerically investigate the damage …

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The Laser Dazzling and Damage Effect on CCD: An Overview

Qiheng Wei, Yongqiang Zhang, W M Li, Fuli Tan et autres

The laser irradiation effect on Charge-Coupled Devices (CCDs) has attracted wide attention in photoelectric countermeasures and imaging system hardening. This review provides a systematic analysis of the phenomena and mechanisms of laser-induced dazzling and damage effects on CCD sensors. It summarizes experimental …

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Dual-Degree-of-Freedom Continuous Optical Zoom Endoscopic System Based on Liquid Lenses

Qiheng Wei, Yongqiang Zhang, Lingyuan Wu, Yuhan Huang et autres

Endoscopic imaging plays an important role in minimally invasive surgery, clinical diagnosis, and biomedical research. Conventional endoscopic systems with fixed focal lengths are limited in multi-scale observation, while mechanically driven zoom systems often suffer from increased structural complexity and limited stability. In …

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Cross relaxation-enhanced NIR-Ⅱ fluorescence in negative thermal expansion phosphor Sc2(MoO4)3 for thermal sensing

Xiuna Tian, Hongjian Dou, Lingyuan Wu, Changjun Wang et autres

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NIR-Ⅱ fluorescence and thermometry properties in negative thermal expansion phosphor Sc2(MoO4)3

Xiuna Tian, Hongjian Dou, Lingyuan Wu, Changjun Wang et autres

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Simulation study on the thermal effect of continuous laser heating quartz materials

李威 Li Wei, Jichuan Wu, Yanglong Li, Lingyuan Wu et autres

The continuous development and application of laser technology, and the increasing energy and power of laser output have promoted the development of various types of laser optical systems. The optical components based on quartz materials are key components of high-power laser systems, …

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Experimental study on the irradiation effect of fiber CW laser on three junction GaAs solar array

Lei Cai, Weiyan Ren, Yuchuan Yang, Lingyuan Wu et autres

The laser irradiation effect of three-junction GaAs solar cell arrays was studied through the experiment of fiber laser irradiation under different irradiation time and power density. The photocurrent voltage characteristics of solar array before and after laser irradiation were tested, The dark …

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Damage characteristics of carbon fiber composite sandwich structure under laser irradiation

YAfei DING, Huailong Fu, Zhihua Wu, Lingyuan Wu et autres

In the simulated vacuum environment of low-temperature and low-pressure, a continuous laser irradiation effect experiment of 1070 nm was carried out on a carbon fiber composite sandwich structure with white paint on the surface of the reflector antenna using a fiber laser …

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Luminescence properties and thermometric performance of Bi3+/Sm3+-codoped BaLa2ZnO5 phosphors

Jiamei Song, Xinyu Zhang, Ninglei Huang, Hongjian Dou et autres

A zincate material, BaLa 2 ZnO 5 was successfully synthesized by a high-temperature solid-state method as a host for Bi 3+ . All the peaks in the X-ray diffraction patterns of the obtained material could be attributed to single phase BaLa 2 …

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Experimental investigation for pulsed laser nitriding of metals

Yuanjie Huang, Yu Zhu, Yu Zhao, Lingyuan Wu et autres

Pulsed laser nitriding of active metals has been regarded as a promising method for performance enhancement of metals. Nevertheless, clarifying the complicated mechanisms of pulsed laser nitriding such as the nitrogen transport and the chemically active state of nitrogen poses challenges due …

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Laser-induced damage threshold and performance degradation of silver nanowires irradiated by a single-pulse laser

Wěi Li, Xiaoyan Wu, Lingyuan Wu, Yanglong Li et autres

Silver nanowires combine excellent conductivity, low surface resistance, high transparency, and good ductility, and have been widely studied and applied to fabrication of many micro-/nanoscale optoelectronic devices, such as transparent conductive films, microelectronic devices, thin-film solar cells, microelectrodes, and biosensors. To obtain …

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