Search Results - "Qi, Hongchao"

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  1. 1

    Transforming desertification patterns in Asia: Evaluating trends, drivers, and climate change impacts from 1990 to 2022 by Qi, Hongchao, Gao, Xin, Lei, Jiaqiang, Meng, Xiaoyu, Hu, Zihao

    Published in Ecological indicators (01-04-2024)
    “…•Asian desertification land significantly changed in 30 years, mainly increasing.•Soil moisture shifts dominated Asia's desertification process.•Post-2009,…”
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  2. 2

    Integrated near-infrared fiber-optic photoacoustic sensing demodulator for ultra-high sensitivity gas detection by Zhao, Xinyu, Li, Chenxi, Qi, Hongchao, Huang, Jiayu, Xu, Yufu, Wang, Zhengzhi, Han, Xiao, Guo, Min, Chen, Ke

    Published in Photoacoustics (Munich) (01-10-2023)
    “…An integrated near-infrared fiber-optic photoacoustic sensing demodulator was established for ultra-high sensitivity gas detection. The demodulator has…”
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    Excess Deaths of Gastrointestinal, Liver, and Pancreatic Diseases During the COVID-19 Pandemic in the United States by Han, Lefei, Shi, Haoting, Li, Yongxuan, Qi, Hongchao, Wang, Yuhua, Gu, Jiawei, Wu, Jiayin, Zhao, Shi, Cao, Peihua, Xu, Lan, Deng, Xiaobei, Yao, Xiaoxin I., Ran, Jinjun

    Published in International journal of public health (15-08-2023)
    “…Objectives: To evaluate excess deaths of gastrointestinal, liver, and pancreatic diseases in the United States during the COVID-19 pandemic. Methods: We…”
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  5. 5

    Changing epidemiology of hand, foot, and mouth disease in China, 2013−2019: a population-based study by Hong, Jie, Liu, Fengfeng, Qi, Hongchao, Tu, Wei, Ward, Michael P., Ren, Minrui, Zhao, Zheng, Su, Qing, Huang, Jiaqi, Chen, Xi, Le, Jiaxu, Ren, Xiang, Hu, Yi, Cowling, Ben, Li, Zhongjie, Chang, Zhaorui, Zhang, Zhijie

    “…Hand, foot, and mouth disease (HFMD) is an important public health problem. A monovalent EV-A71 vaccine was launched in China in 2016. Previous studies showed…”
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  6. 6

    Impact of meteorological factors on the incidence of childhood hand, foot, and mouth disease (HFMD) analyzed by DLNMs-based time series approach by Qi, Hongchao, Chen, Yue, Xu, Dongli, Su, Hualin, Zhan, Longwen, Xu, Zhiyin, Huang, Ying, He, Qianshan, Hu, Yi, Lynn, Henry, Zhang, Zhijie

    Published in Infectious diseases of poverty (31-01-2018)
    “…Hand, foot, and mouth disease (HFMD) has become an emerging infectious disease in China in the last decade. There has been evidence that meteorological factors…”
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    Community-acquired pneumonia subgroups and differential response to corticosteroids: a secondary analysis of controlled studies by Wittermans, Esther, van der Zee, Philip A, Qi, Hongchao, van de Garde, Ewoudt M W, Blum, Claudine A, Christ-Crain, Mirjam, Gommers, Diederik, Grutters, Jan C, Voorn, G Paul, Bos, Willem Jan W, Endeman, Henrik

    Published in ERJ open research (01-01-2022)
    “…Latent class analysis (LCA) has identified subgroups with meaningful treatment implications in acute respiratory distress syndrome. We performed a secondary…”
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  12. 12

    COVID-19 transmission in Mainland China is associated with temperature and humidity: A time-series analysis by Qi, Hongchao, Xiao, Shuang, Shi, Runye, Ward, Michael P., Chen, Yue, Tu, Wei, Su, Qing, Wang, Wenge, Wang, Xinyi, Zhang, Zhijie

    Published in The Science of the total environment (01-08-2020)
    “…COVID-19 has become a pandemic. The influence of meteorological factors on the transmission and spread of COVID-19 is of interest. This study sought to examine…”
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  13. 13

    Detection of SF6 gas decomposition component H2S based on fiber-optic photoacoustic sensing by Chen, Ke, Wang, Nan, Guo, Min, Zhao, Xinyu, Qi, Hongchao, Li, Chenxi, Zhang, Guangyin, Xu, Lin

    Published in Sensors and actuators. B, Chemical (01-03-2023)
    “…A high-sensitivity fiber-optic Fabry-Perot (F-P) photoacoustic gas detection system with properties of anti-electromagnetic interference and intrinsically safe…”
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  14. 14

    Multiplexed fiber-optic photoacoustic sensors for simultaneous detection of multi-point gases by Li, Chenxi, Han, Xiao, Ma, Fengxiang, Zhao, Xinyu, Wang, Zhengzhi, Qi, Hongchao, Guo, Min, Chen, Ke

    Published in Sensors and actuators. B, Chemical (15-01-2024)
    “…A multiplexing scheme of fiber-optic photoacoustic (PA) gas sensors is demonstrated for simultaneous detection of multi-point gases. By sharing the PA…”
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  15. 15

    Multi-component Freon gas detection based on infrared tunable Fabry-Perot detector by Chen, Ke, Cui, Dongyu, Qi, Hongchao, Yang, Ling, Zhao, Xinyu

    Published in Sensors and actuators. B, Chemical (01-12-2024)
    “…A multi-component Freon gas sensing system was developed based on the non-dispersive infrared (NDIR) spectroscopy, which had the advantages of simple structure…”
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  16. 16

    Ultrahigh Sensitive Trace Gas Sensing System with Dual Fiber-Optic Cantilever Multiplexing-Based Differential Photoacoustic Detection by Zhao, Xinyu, Wang, Zhengzhi, Li, Chenxi, Wang, Heng, Qi, Hongchao, Guo, Min, Ma, Fengxiang, Chen, Ke

    Published in Analytical chemistry (Washington) (23-01-2024)
    “…An ultrahigh sensitive trace gas sensing system was presented with dual cantilever-based differential photoacoustic detection. By combining the double…”
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  17. 17

    Cantilever enhanced fiber-optic photoacoustic microprobe for diffusion detection of sulfur dioxide by Zhao, Xinyu, Qi, Hongchao, Wang, Zhengzhi, Ma, Fengxiang, Li, Chenxi, Guo, Min, Chen, Ke

    Published in Sensors and actuators. B, Chemical (15-04-2024)
    “…A cantilever enhanced fiber-optic photoacoustic microprobe with the cavity volume of only 119 μL is designed to detect SO2, which has the obvious advantages of…”
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  18. 18

    High-Precision Photoacoustic Nitrogen Dioxide Gas Analyzer for Fast Dynamic Measurement by Qi, Hongchao, Zhang, Guangyin, Xu, Lin, Yang, Ling, Wang, Zhengzhi, Xu, Yufu, Chen, Ke

    Published in Analytical chemistry (Washington) (23-01-2024)
    “…A high-precision photoacoustic (PA) gas analyzer for fast dynamic measurement of ambient nitrogen dioxide (NO2) was developed. The PA analyzer used a…”
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  19. 19

    Ultra-high sensitive photoacoustic gas detector based on differential multi-pass cell by Zhao, Xinyu, Chen, Ke, Cui, Dongyu, Guo, Min, Li, Chenxi, Qi, Hongchao, Zhang, Guangyin, Gong, Zhenfeng, Zhou, Zhi, Peng, Wei

    Published in Sensors and actuators. B, Chemical (01-10-2022)
    “…We designed and manufactured a set of high-sensitivity photoacoustic (PA) gas detector based on differential multi-pass cell (DMPC) with a chamber volume of…”
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    Differential Cantilever Enhanced Fiber-Optic Photoacoustic Sensor for Diffusion Gas Detection by Li, Chenxi, Zhang, Yajie, Guo, Min, Qi, Hongchao, Zhao, Xinyu, Chen, Ke

    Published in Analytical chemistry (Washington) (19-03-2024)
    “…Aiming at the problem of the fiber-optic photoacoustic (PA) sensor being easily disturbed by external vibration and noise, a differential cantilever enhanced…”
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