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8篇 您的检索式:作者名="Yangyang Wan"
    题名 作者 年代 出处 被引量
1Control of Leaf Senescence by an MeOH- Jasmonates Cascade that Is Epigenetically Regulated by OsSRT1 in Rice显示文摘ChuanYing Fang Hua Zhang Jian Wan YangYang Wu Kang Li Cheng Jin Wei Chen ShouChuang Wang WenSheng Wang HaiWei Zhang Pan Zhang Fei Zhang LiangHuan Qu Xianqing Liu Dao-Xiu Zhou Jie Luo 2016Molecular Plant2016,9,10:14
2High-metallic-phase-concentration MO1-xWxS2 nanosheets with expanded interlayers as efficient electrocatalysts显示文摘Qun He Yangyang Wan Hongliang Jiang Chuanqiang Wu Zhongti Sun Shuangming Chen Yu Zhou Haiping Chen Daobin Liu Yasir A. Haleem Binghui Ge Xiaojun Wu Li Song 2018Nano Research2018,11,3:1
3The Development of Hydrazine‐Processed Cu(In,Ga)(Se,S)<sub>2</sub> Solar Cells显示文摘BrionBob BaoLei Choong‐HeuiChung WenbingYang Wan‐ChingHsu Hsin‐ShengDuan William Wei‐JenHou Sheng‐HanLi YangYang 2012Adv Energy Mater2012,,5:1
4Surface etching induced ultrathin sandwich structure realizing enhanced photocatalytic activity显示文摘Photocatalytic conversion efficiency is limited by serious charge carrier recombination. Efficient carrier separation is usually achieved by elegantly-designed multi-component structures connected by directional electric field. Herein, we developed a twodimensional(2 D) sandwich structure, as a new photocatalytic system, to realize high-efficiency carrier separation. This strategy integrated multifunction into a single structure for the first time, which successfully introduces a stable built-in electric field,realizing high-effective carrier separation. Besides, the carrier concentration is dramatically increased due to dimensional confinement. Benefiting from above synergic advantages, 2 D sandwich photocatalyst achieves the highest nitrogen fixation rate(435 μmol g^(-1) h^(-1)) in inorganic solid photocatalysts under visible light irradiation. We anticipate that 2 D sandwich photocatalyst holds promises for the application and expansion of 2 D materials in photocatalysis research.Bo Yang Wentuan Bi Yangyang Wan Xiaogang Li Mingcan Huang Ruilin Yuan Huanxin Ju Wangsheng Chu Xiaojun Wu Linghui He Changzheng Wu Yi Xie 2018Science China Chemistry2018,61,12:1
5Efficient electrooxidation of biomass-derived aldehydes over ultrathin Ni V-layered double hydroxides films显示文摘Selective upgrading of C=O bonds to afford carboxylic acid is significant for the petrochemical industry and biomass utilization.Here we declared the efficient electrooxidation of biomass-derived aldehydes family over NiV-layered double hydroxides(LDHs) thin films.Mechanistic studies confirmed the hydroxyl active intermediate(-OH*) generated on the surface of NiV-LDHs films by employing electrochemical impedance spectroscopy and the electron paramagnetic resonance spectroscopy.By using advanced techniques,e.g.,extended X-ray absorption fine structure and high-angle annular dark-field scanning transmission electron microscopy,NiV-LDHs films with 2.6 nm could expose larger specific surface area.Taking benzaldehyde as a model,high current density of 200 mA cm^(-2)at 1.8 V vs.RHE,81.1% conversion,77.6% yield of benzoic acid and 90.8% Faradaic efficiency were reached,which was superior to most of previous studies.Theoretical DFT analysis was well matched with experimental findings and documented that NiV-LDHs had high adsorption capacity for the aldehydes to suppress the side reaction,and the aldehydes were oxidized by the electrophilic hydroxyl radicals formed on NiV-LDHs.Our findings offer a universal strategy for the robust upgrading of diverse biomass-derived platform chemicals.Biying Liu Zhikeng Zheng Yaoyu Liu Man Zhang Yuchen Wang Yangyang Wan Kai Yan 2023Journal of Energy Chemistry2023,,3:0
6Dynamic emission characteristics and control strategies of air pollutants from motor vehicles in downtown Beijing,China显示文摘This study combined the real-time monitoring and investigation of traffic flows to comprehensively analyze the road traffic flow and vehicle structure in downtown Beijing.A dynamic emission inventory of motor vehicle air pollutants in downtown Beijing in 2021 was established,and the impact of these emissions on air quality was simulated and quantified,and different emission reduction control scenarios were proposed to evaluate their environmental improvement effects and explore measures to mitigate the impact of pollution emissions.The results show that the high traffic flow and the structure of the motor vehicle emissions in downtown Beijing are the main causes of severe motor vehicle pollution.Monitoring data shows that traffic flow in central Beijing is dominated by small passenger vehicles,while the vehicle mix is better than in other regions,with 72.0%of vehicles meeting'National V'or higher emission standards.However,to achieve higher air quality goals,further reducing vehicle emissions is necessary.Based on dynamic traffic flow,the average daily emissions of nitrogen oxides(NOX),particulate matters(PM_(2.5))and volatile organic compounds(VOC)from motor vehicles in central Beijing are 17.7 tons,0.6 tons and 14.0 tons,respectively,accounting for 23.0%of the city’s average daily motor vehicle emissions.If a zero-emission zone for motor vehicles were implemented in central Beijing,the annual average emission level of pollutants will be reduced by 10.4%to 21.0%.The designation of ultra-low emission zones for motor vehicles could be effective in improving the air quality in the center of Beijing.Yan Shen Tongran Wu Aiping Lian Jie Gao Fei Peng Guohua Song Xuefang Wu Yangyang Cui Xinyu Liu Yunfei Wan Jing Yan Yifeng Xue 2024Journal of Environmental Sciences2024,,2:0
7Review on Speckle-Based Spectrum Analyzer显示文摘Accurate spectral measurement and wavelength determination are fundamental and vital for many fields.A compact spectrum analyzer with high performance is expected to meet the growing requirements,and speckle-based spectrum analyzer is a potential solution.The basic principle is based on using the random medium to establish a speckle-to-wavelength mapping relationship for spectrum reconstruction.This article introduces current speckle-based spectrum analyzers with different schemes and reviews recent advances in this field.Besides,some applications by using speckle-based spectrum analyzers are also introduced.Finally,the existing challenges and the future prospects of using speckle for spectrum recovery are discussed.Yangyang WAN Xinyu FAN Zuyuan HE 2021Photonic Sensors2021,11,2:0
8Data driven discovery of conjugated polyelectrolytes for optoelectronic and photocatalytic applications显示文摘Conjugated polyelectrolytes(CPEs),comprised of conjugated backbones and pendant ionic functionalities,are versatile organic materials with diverse applications.However,the myriad of possible molecular structures of CPEs render traditional,trial-and-error materials discovery strategy impractical.Here,we tackle this problem using a data-centric approach by incorporating machine learning with high-throughput first-principles calculations.We systematically examine how key materials properties depend on individual structural components of CPEs and from which the structure–property relationships are established.By means of machine learning,we uncover structural features crucial to the CPE properties,and these features are then used as descriptors in the machine learning to predict the properties of unknown CPEs.Lastly,we discover promising CPEs as hole transport materials in halide perovskite-based optoelectronic devices and as photocatalysts for water splitting.Our work could accelerate the discovery of CPEs for optoelectronic and photocatalytic applications.Yangyang Wan Fernando Ramirez Xu Zhang Thuc-Quyen Nguyen Guillermo C.Bazan Gang Lu 2021npj Computational Materials2021,,1:0
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