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2篇 您的检索式:作者名="Liuliu Peng"
    题名 作者 年代 出处 被引量
1Preparation of floating BiOCl_(0.6)I_(0.4)/ZnO photocatalyst and its inactivation of Microcystis aeruginosa under visible light显示文摘Frequent occurrence of harmful algal blooms has already threatened aquatic life and human health.In the present study,floating BiOCl_(0.6)I_(0.4)/ZnO photocatalyst was synthesized in situ by water bath method,and and applied in inactivation of Microcystis aeruginosa under visible light.The composition,morphology,chemical states,optical properties of the photocatalyst were also characterized.The results showed that BiOCl_(0.6)I_(0.4)exhibited laminated nanosheet structure with regular shape,and the light response range of the composite BZ/EP-3 (BiOCl_(0.6)I_(0.4)/ZnO/EP-3) was tuned from 582 to 638 nm.The results of photocatalytic experiments indicated that BZ/EP-3 composite had stronger photocatalytic activity than a single BiOCl_(0.6)I_(0.4)and ZnO,and the removal rate of chlorophyll a was 89.28%after 6 hr of photocatalytic reaction.The photosynthetic system was destroyed and cell membrane of algae ruptured under photocatalysis,resulting in the decrease of phycobiliprotein components and the release of a large number of ions (K^(+),Ca^(2+)and Mg^(2+)).Furthermore,active species trapping experiment determined that holes (h+) and superoxide radicals (·O_(2)-) were the main active substance for the inactivation of algae,and the p-n mechanism of photocatalyst was proposed.Overall,BZ/EP-3 showed excellent algal removal ability under visible light,providing fundamental theories for practical algae pollution control.Hong Liu Liuliu Yang Houwang Chen Meng Chen Peng Zhang Ning Ding 2023Journal of Environmental Sciences2023,,3:2
2Extreme value of wind-excited response considering influence of bandwidth显示文摘This paper addresses the peak factors of wind-excited responses including alongwind, acrosswind tall building responses and vortex-induced vibration considering the bandwidth parameter. The influence of bandwidth parameter on the peak factor is investigated using advanced upcrossing theory taking the bandwidth influence into account. Results show that Davenport's formula without consideration of bandwidth parameter servers well in general. However, the advanced upcrossing theory leads to a better prediction of the peak factor of wind-induced response of very lightly damped buildings.Guoqing Huang Xinzhong Chen Mingshui Li Liuliu Peng 2013Journal of Modern Transportation2013,21,2:0
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