Yuwei Guan

Red-Emissive Carbon Dots from Sustainable Biomass for Selective Sensing and Imaging of Hypochlorous Acid in Swimming Pool Water and Cells

Mengying Zhang, Yuwei Guan, Shan Su, Congpeng Zhang et autres

Hypochlorous acid (HClO) detection is crucial for public health surveillance and the early diagnosis of related diseases. Currently, carbon dot (CD)-based fluorescent probes for HClO detection face issues such as insufficient green synthesis, a short fluorescence wavelength, and a lack of in-depth …

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Materials-Driven Fluorescent Sensor Array of Dye-Derived Carbon Dots for Sensitive Detection of Multiple Proteins and the Cancer Biomarker Progesterone Receptor Membrane Component-1

Yuwei Guan, Mengying Zhang, Xiangyan Ruan, Yuejiao Wang et autres

Accurate protein recognition is crucial for early disease diagnosis and biomarker screening. Progesterone receptor membrane component-1 (PGRMC1) is a promising cancer biomarker, yet its sensitive and selective detection in complex biological samples remains challenging. Here, a molecularly programmable multichannel fluorescence sensor array …

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Intraparticle FRET probes based on dual-emission carbon dots for analytical detection of human hemoglobin and molecular docking analysis

Mengying Zhang, Yuwei Guan, Yun Wei

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Both carbon dots precursor and organic bridge ligands for coordination polymers: AMP-based ratiometric fluorescent probes and its application in bovine serum albumin detection

Yuwei Guan, Shuai Xue, Xiangyan Ruan, Yuejiao Wang et autres

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Fabrication of a ratiometric fluorescent probe based on Tb3+ doped dual-emitting carbon dots for the detection of cytochrome c

Yuwei Guan, Yanhong Lu, Yun Wei

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Chiral 2D/Quasi‐2D Perovskite Heterojunction Nanowire Arrays for High‐Performance Full‐Stokes Polarization Detection

Yiman Zhao, Zhonghao Zhou, Xiaolong Liu, Ang Ren et autres

The realization of Stokes photodetectors accelerates the development of various modern optoelectronic applications. Chiral 2D perovskites with intrinsic chiral optical activity and superior carrier mobility are promising for next‐generation full‐Stokes polarization detection. So far, most of the chiral 2D metal‐halide perovskite‐based photodetectors …

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Single‐Crystalline Perovskite p–n Junction Nanowire Arrays for Ultrasensitive Photodetection

Yuwei Guan, Chunhuan Zhang, Zhen Liu, Yiman Zhao et autres

Abstract Highly sensitive photodetectors play significant roles in modern optoelectronic integrated circuits. Constructing p–n junctions has been proven to be a particularly powerful approach to realizing sensitive photodetection due to their efficient carrier separation. Recently, p–n‐junction photodetectors based on organic–inorganic hybrid perovskites, …

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Dual-wavelength-switchable single-mode lasers based on organic heterogeneously-coupled microcavities

Yajun Jia, Chunhuan Zhang, Yuwei Guan, Zhen Liu et autres

Micro/nanoscale lasers have attracted great interest because of their promising applications ranging from ultrasensitive chemical and biological sensing to optical information processing. Due to the inhomogeneous gain saturation introduced by spatial hole burning, most micro/nanoscale lasers are subject to operation in multimodes, …

Defect engineering in two-dimensional perovskite nanowire arrays by europium( iii ) doping towards high-performance photodetection

Yuwei Guan, Jie Liang, Yiman Zhao, Zhen Liu et autres

We demonstrate high-performance photodetectors based on Eu-doped 2D perovskite nanowire arrays. Thanks to the efficient carrier transport and suppressed trap density, the optimized Eu-doped photodetectors show an excellent responsivity of 6.24 A W −1 .

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Chiral Hybrid Perovskite Single‐Crystal Nanowire Arrays for High‐Performance Circularly Polarized Light Detection

Zhen Liu, Chunhuan Zhang, Xiaolong Liu, Ang Ren et autres

Abstract Circularly polarized light (CPL) detection has emerged as a key technology for various optoelectronics. Chiral hybrid perovskites (CHPs) that combine CPL‐sensitive absorption induced by chiral organic ligands and superior photoelectric properties of perovskites are promising candidates for direct CPL detection. To …

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