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18篇 您的检索式:作者名="Yihui Dong"
    题名 作者 年代 出处 被引量
1Decadal northward shift of the Meiyu belt and the possible cause显示文摘The feature of the decadal movement of the Meiyu belt and their association with East Asia atmospheric circulation for the period of 1979―2007 is examined in this study. It is shown that the Meiyu belt of China has a decadal shift in the late 1990s. There is a remarkable difference between the periods before and after 1999, with the Meiyu belt mainly located to the south of the Yangtze River valley before 1999, but afterward mainly located in the Huaihe River valley. At the same time, a distinctive tropospheric warming and stratospheric cooling trend is found in the mid-latitudes of East Asia, which causes the upper tropospheric pressure surfaces upward bulging and the tropoause elevated in the subtropics and associated widening of the subtropical area over East Asia. Accompanying the subtropics widening, the subtropical westerly jet over East Asia shifts northward and the East Asia tropical Hadley circulation expands poleward, which results in the northward shift of the Meiyu belt.SI Dong DING YiHui LIU YanJu 2009Chinese Science Bulletin2009,54,24:25
2Inter-decadal variations,causes and future projection of the Asian summer monsoon显示文摘The present paper presents a concise summary of our recent studies on the Asian summer monsoon,with highting decadal and inter- decadal scales. The studies on the long- term variations of the Asian summer monsoon and its impacts on the change in the summer precipitation in China are reviewed. Moreover,recent changes in the Asian summer monsoon and summer precipitation in East Asia(including Meiyu precipitation)are discussed. Finally,the future changes of the Asian summer monsoon are also pointed out in this paper.Ding Yihui Si Dong Sun Ying Liu Yanju Song Yafang 2014Engineering Sciences2014,12,2:8
3Influence of Major Stratospheric Sudden Warming on the Unprecedented Cold Wave in East Asia in January 2021显示文摘An unprecedented cold wave intruded into East Asia in early January 2021 and led to record-breaking or historical extreme low temperatures over vast regions.This study shows that a major stratospheric sudden warming(SSW)event at the beginning of January 2021 exerted an important influence on this cold wave.The major SSW event occurred on 2 January 2021 and subsequently led to the displacement of the stratospheric polar vortex to the East Asian side.Moreover,the SSW event induced the stratospheric warming signal to propagate downward to the mid-to-lower troposphere,which not only enhanced the blocking in the Urals-Siberia region and the negative phase of the Arctic Oscillation,but also shifted the tropospheric polar vortex off the pole.The displaced tropospheric polar vortex,Ural blocking,and another downstream blocking ridge over western North America formed a distinct inverted omega-shaped circulation pattern(IOCP)in the East Asia-North Pacific sector.This IOCP was the most direct and impactful atmospheric pattern causing the cold wave in East Asia.The IOCP triggered a meridional cell with an upward branch in East Asia and a downward branch in Siberia.The meridional cell intensified the Siberian high and low-level northerly winds,which also favored the invasion of the cold wave into East Asia.Hence,the SSW event and tropospheric circulations such as the IOCP,negative phase of Arctic Oscillation,Ural blocking,enhanced Siberian high,and eastward propagation of Rossby wave eventually induced the outbreak of an unprecedented cold wave in East Asia in early January 2021.Yingxian ZHANG Dong SI Yihui DING Dabang JIANG Qingquan LI Guofu WANG 2022Advances in Atmospheric Sciences2022,39,4:5
4Enhancement of memory function in aged mice by a novel derivative of xanomeline显示文摘Yihui Cui Dong Wang Wen Si Wen Lv Yan Niu Xiaoping Lei Yinhe Hu Xiaohua Cao 2008Cell Research2008,18,11:3
5Controlled synthesis of T-shaped BiVO 4 and enhanced visible light responsive photocatalytic activity显示文摘Shuying Dong Chongfei Yu Yukun Li Yihui Li Jianhui Sun Xiaofei Geng 2014Journal of Solid State Chemistry2014,,:3
6Recent progress of green sorbents-based technologies for low concentration CO_(2) capture显示文摘The increased concentration of CO_(2) due to continuous breathing and no discharge of human beings in the manned closed space,like spacecraft and submarines,can be a threat to health and safety.Effective removal of low concentration CO_(2) from the manned closed space is essential to meet the requirements of long-term space or deep-sea exploration,which is an international frontier and trend.Ionic liquids(ILs),as a widespread and green solvent,already showed its excellent performance on CO_(2) capture and absorption,indicating its potential application in low concentration CO_(2) capture.In this review,we first summarized the current methods and strategies for direct capture from low concentration CO_(2) in both the atmosphere and manned closed spaces.Then,the multi-scale simulation methods of CO_(2) capture by ionic liquids are described in detail,including screening ionic liquids by COSMO-RS methods,capture mechanism by density functional theory and molecular dynamics simulation,and absorption process by computational fluid dynamics simulation.Lastly,some typical IL-based green technologies for low concentration CO_(2) capture,such as functionalized ILs,co-solvent systems with ILs,and supported materials based on ILs,are introduced,and analyzed the subtle possibility in manned closed spaces.Finally,we look forward to the technology and development of low concentration CO_(2) capture,which can meet the needs of human survival in closed space and proposed that supported materials with ionic liquids have great advantages and infinite possibilities in the vital area.Yuanyue Zhao Yihui Dong Yandong Guo Feng Huo Fang Yan Hongyan He 2021Chinese Journal of Chemical Engineering2021,34,3:3
7Integrative Monsoon Frontal Rainfall Experiment(IMFRE-I):A Mid-Term Review显示文摘The mei-yu season,typically occurring from mid-June to mid-July,on average,contributes to 32%of the annual precipitation over the Yangtze-Huai River Valley(YHRV)and represents one of the three heavy-rainfall periods in China.Here,we briefly review the large-scale background,synoptic pattern,moisture transport,and cloud and precipitation characteristics of the mei-yu frontal systems in the context of the ongoing Integrative Monsoon Frontal Rainfall Experiment(IMFRE)field campaign.Phase one of the campaign,IMFRE-I,was conducted from 10 June to 10 July 2018 in the middle reaches of the YHRV.Led by the Wuhan Institute of Heavy Rain(IHR)with primary support from the National Natural Science Foundation of China,IMFRE-I maximizes the use of our observational capacity enabled by a suite of ground-based and remote sensing instruments,most notably the IHR Mesoscale Heavy Rainfall Observing System(MHROS),including different wavelengths of radars,microwave radiometers,and disdrometers.The KA350(Shanxi King-Air)aircraft participating in the campaign is equipped with Ka-band cloud radar and different probes.The comprehensive datasets from both the MHROS and aircraft instruments are combined with available satellite observations and model simulations to answer the three scientific questions of IMFRE-I.Some highlights from a previously published special issue are included in this review,and we also briefly introduce the IMFRE-II field campaign,conducted during June-July 2020,where the focus was on the spatiotemporal evolutions of the mei-yu frontal systems over the middle and lower reaches of the YHRV.Chunguang CUI Xiquan DONG Bin WANG Baike XI Yi DENG Yihui DING 2021Advances in Atmospheric Sciences2021,38,3:2
8Effects of nitrogen doping on surface-enhanced Raman scattering(SERS)performance of bicrystalline TiO_2 nanofibres显示文摘In this work, we successfully synthesized bicrystalline anatase/TiO_2(B) nanofibre and used it as active substrate for surface-enhanced Raman scattering(SERS) applications. The bicrystalline structured TiO_2 substrates provide additional charge transfer across the anatase-TiO_2(B) interface and thus enhanced activity compared to the pure single crystalline phase. With an effort to further increase the sensitivity of SERS, nitrogen element was doped into bicrystalline anatase/TiO_2(B) nanofibres(N-TiO_2) and higher SERS enhancement was achieved. The nitrogen content was controlled by tuning the calcination temperature of titanate precursor at 500, 600 and 700 °C,respectively. The sample calcined at 600 °C(NT600) acquires the highest percentage of nitrogen element due to its open pore structure that facilitates the diffusion of nitrogen during calcination. Raman intensity depends on the amount of nitrogen doping, thus NT600 exhibited the best SERS activity. The doped nitrogen in TiO_2 facilitates the charge transfer between TiO_2 and probing molecules and thus suppresses the electron–hole recombination. This work provides a new perspective on the design of efficient TiO_2 SERS active substrate and is expected to be valuable for adsorbate detection on semiconductor surface.Haijuan Zhang Rong An Xinghong Ji Yihui Dong Fan Pan Chang Liu Xiaohua Lu 2018Chinese Journal of Chemical Engineering2018,26,3:2
9Performance of plasma-sprayed CuNiIn coatings and Mo coatings subjected to fretting fatigue显示文摘During atmospheric plasma spraying,a cooling process usually plays an important role in the coating quality,especially for the oxidation containment of metallic coatings.CuNiIn and Mo coatings were prepared using atmospheric plasma spraying with different cooling processes.The obtained coatings were characterized in terms of microstructure,microhardness and tensile strengths.The relation between the coating microstructure and their fretting fatigue behavior was emphasized.The results show that the sensitivity of Mo coatings to the cooling process is lower than CuNiIn coatings.The resistance to fretting fatigue is determined by the coating microhardness,correlated with the contents of oxides and pores.The fretting wear mechanisms of both the coatings are galling,third body abrasive wear and material transfer.Shujuan Dong Yihui Wang Jinyan Zeng Xiong Yang Panpan Liang Dezheng Wang Huiqi Liao Hanlin Liao 2020Nano Materials Science2020,2,2:2
10Linkages of flow regime and micro-topography:prediction for non-native mangrove invasion under sea-level rise显示文摘Flow regime is a key driver of invasive aquatic organisms,and the invasiveness of mangrove species may be simultaneously attributed to plant traits and flowing hydrological conditions at the estuary scale.We focused on hydrological and topographic conditions for a non-native mangrove species,Sonneratia apetala,in Zhangjiang Estuary of Fujian,China.A hydrological model and a micro-topographic model were used to predict its dispersal and early establishment,and field surveys and simulated experiments were integrated to estimate its future dispersal patterns.The mesohaline mudflat with a salinity of 8~10 PSU at the mangrove seaward edge was the most likely colonization area for S.apetala under current conditions.The south-western region of the estuary with native mangroves was the most likely area for its colonization according to the unstructured-grid finite-volume community ocean model(FVCOM)in September,when the largest tidal currents within a year and the maximum fruit maturity period occur.Approximately 42%of the mudflats throughout the whole estuary may be available for seedling establishment under the future sea-level rise RCP 4.5 scenarios compared with 44%for current establishment;however,the RCP 8.5 scenarios would significantly decrease seedling establishment by 2100 due to serious tidal inundation according to the micro-topographical model.Luzhen Chen Hongyu Feng Xiaoxuan Gu Ying Dong Peng Cheng Xudong Guo Qiulian Lin Ting Tang Yihui Zhang Xudong Zhu Shengchang Yang 2020Ecosystem Health and Sustainability2020,6,1:1
11Esterase-catalyzed dePEGylation of pH-sensitive vesicles modified with cleavable PEG-lipid derivatives显示文摘Huan Xu Yihui Deng Dawei Chen Weiwei Hong Yi Lu Xiaohui Dong 2008Journal of Controlled Release2008,,3:1
12Numerical simulation of premixed methane-air deflagration in large L/D closed pipes 显示文摘Bi Mingshu Dong Chengjie Zhou Yihui 2012Applied Thermal Engineering2012,40,:1
13Synergistic Impacts of the Atlantic and Pacific Oceans on Interdecadal Variations of Summer Rainfall in Northeast Asia显示文摘This study presents a comprehensive analysis of the synergistic impacts of the Atlantic multidecadal oscillation(AMO)and Pacific decadal oscillation(PDO)on the interdecadal variations of summer rainfall in Northeast Asia.Following the construction of four probable scenarios under various combinations of the AMO and PDO phases,it is found that when the AMO and PDO are out of phase,both of them induce a strong or weak East Asian summer monsoon and a low or high pressure system over Northeast Asia through atmospheric teleconnection,which results in significant wet or dry conditions over the whole of Northeast Asia through the effects of superimposition.In contrast,when the AMO and PDO are in-phase,they induce moderate and regional wet or dry conditions in Northeast Asia,and only a slightly strong or weak East Asian summer monsoon through the effects of cancellation.During the mid-1960 s-1990 s,a period of drought first began in Northeast Asia under a negative AMO and negative PDO in the mid-1960 s,which then increased in severity under a negative AMO and positive PDO in the 1980 s,before finally coming to an end under a positive AMO and negative PDO in the late 1990 s.The interdecadal predictability of summer rainfall in Northeast Asia may reside in the interdecadal behavior of the North Atlantic and Pacific Oceans.Dong SI Dabang JIANG Yihui DING 2021Journal of Meteorological Research2021,35,5:1
14Stretchable polymer composites with ultrahigh piezoelectric performance显示文摘Flexible piezoelectric materials capable of withstanding large deformation play key roles in flexible electronics.Ferroelectric ceramics with a high piezoelectric coefficient are inherently brittle,whereas polar polymers exhibit a low piezoelectric coefficient.Here we report a highly stretchable/compressible piezoelectric composite composed of ferroelectric ceramic skeleton,elastomer matrix and relaxor ferroelectric-based hybrid at the ceramic/matrix interface as dielectric transition layers,exhibiting a giant piezoelectric coefficient of 250 picometers per volt,high electromechanical coupling factor keff of 65%,ultralow acoustic impedance of 3MRyl and high cyclic stability under 50%compression strain.The superior flexibility and piezoelectric properties are attributed to the electric polarization and mechanical load transfer paths formed by the ceramic skeleton,and dielectric mismatch mitigation between ceramic fillers and elastomer matrix by the dielectric transition layer.The synergistic fusion of ultrahigh piezoelectric properties and superior flexibility in these polymer composites is expected to drive emerging applications in flexible smart electronics.Tongxiang Tang Zhonghui Shen Jian Wang Shiqi Xu Jiaxi Jiang Jiahui Chang Mengfan Guo Youjun Fan Yao Xiao Zhihao Dong Houbing Huang Xiaoyan Li Yihui Zhang Danyang Wang Long-Qing Chen Ke Wang Shujun Zhang Ce-Wen Nan Yang Shen 2023National Science Review2023,10,8:1
15The Warm Arctic-Cold Eurasia Pattern and Its Key Region in Winter in CMIP6 Model Simulations显示文摘An enhanced Warm Arctic-Cold Eurasia(WACE)pattern has been a notable feature in recent winters of the Northern Hemisphere.However,divergent results between model and observational studies of the WACE still remain.This study evaluates the performance of 39 climate models participating in the Coupled Model Intercomparison Project Phase 6(CMIP6)in simulating the WACE pattern in winter of 1980-2014 and explores the key factors causing the differences in the simulation capability among the models.The results show that the multimodel ensemble(MME)can better simulate the spatial distribution of the WACE pattern than most single models.Models that can/cannot simulate both the climatology and the standard deviation of the Eurasian winter surface air temperature well,especially the latter,usually can/cannot simulate the WACE pattern well.This mainly results from the different abilities of the models to simulate the range and intensity of the warm anomaly in the Barents Sea-Kara seas(BKS)region.Further analysis shows that a good performance of the models in the BKS area is usually related to their ability to simulate location and persistence of Ural blocking(UB),which can transport heat to the BKS region,causing the warm Arctic,and strengthen the westerly trough downstream,cooling central Eurasia.Therefore,simulation of UB is key and significantly affects the model’s performance in simulating the WACE.Liang ZHAO Yunwen LIU Yihui DING Qingquan LI Wei DONG Xinyong SHEN Wei CHENG Haoxin YAO Ziniu XIAO 2023Advances in Atmospheric Sciences2023,40,12:0
16Research on application of plastic materials in cars显示文摘This paper gives analysis of application status and prospect of plastic materials from the aspects of applied material amount comparison,development of new materials & new technologies,lightweight,design conception of new components,recyclability,simplification and diversity of materials,standardization of material specification and presents corresponding conclusions and suggestions.Jin Jianwei Ma Fangwu Liu Qiang Wu Tiannan Dong Ningning Zhao Fuguan Ma Mingtu Guo Yihui 2012Engineering Sciences2012,10,6:0
17Ultrasound cascade regulation of nano-oxygen hybrids triggering ferroptosis augmented sonodynamic anticancer therapy显示文摘Sonodynamic therapy(SDT)has attracted great interest in the field of cancer therapy because of its non-invasiveness,deep penetration,spatiotemporal controllability.However,the sonodynamic effect is severely hindered by hypoxia and a high glutathione(GSH)level in tumor microenvironment.In this work,a new type of nanohybrid sonosensitizer is designed,which incorporates several prominent advantages of organic,inorganic,natural sonosensitizers for imaging-guided SDT and ferroptosis induction.As an endogenous transporter,hemoglobin(Hb)has dual functions of oxygen and iron supplement.Apparently,Hb can transport iron to the tumor site for Fe-dependent ferroptosis,yet this oxygen carrier is able to enhance the sensitivity of tumor cells to oxygen-driven SDT.We innovatively hybridized Hb,sinoporphyrin sodium(DVDMS),titanium dioxide(TiO_(2))to prepare an integrated nano-oxygen carrier(designated as HDT)for multifarious cancer theranostics,which not only attained satisfactory sonosensitization of DVDMS/TiO_(2)but also achieved oxygen-boosted SDT and potent ferroptosis via Hb.Under ultrasound irradiation,the oxygenation of HDT markedly amplified the generation of reactive oxygen species(ROS)in hypoxic tumors,promoted the valence transition of Hb to accelerate Fenton reaction,led to ferroptosis.This strategy virtually eradicated tumors in situ and exhibited immunoregulatory potential for augmenting anti-tumor effects in vivo and in vitro through ROS formation,O_(2)self-supplement,GSH depletion,lipid peroxidation.Collectively,HDT demonstrated excellent dual-modal imaging performance,providing a valuable platform for photoacoustic/fluorescence-guided SDT and ferroptosis induction in tumor cells.Yue Sun Yihui Wang Ruyin Han Ziwei Ren Xin Chen Wenzhuo Dong Stephen Choi Quanhong Liu Xiaobing Wang 2023Nano Research2023,16,5:0
18Detecting confined fluid behavior by SFA: Past, present, and future显示文摘Since Israelachvili and co-workers in 1970s first developed apparatuses to detect van der Waals forces of molecularly smooth mica surfaces confined down to 1.5 nm, these advanced surface techniques have been vastly explored and extended to detect a variety of intermolecular forces in fluids and biomolecular systems [1]. The Surface Forces Apparatus(SFA) is one representative, which has been widely applied in the cutting-edge fields. The most fascinating advantage of SFA is on its capability to detect the force at atomic level。Yihui Dong Feng Huo Aatto Laaksonen 2021Green Energy & Environment2021,6,2:0
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