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29篇 您的检索式:作者名="Feixiang Wu"
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1Recent progress of surface coating on cathode materials for high-performance lithium-ion batteries显示文摘Lithium-ion batteries (LIB) have received substantial attention in the last 10 years,as they offer great promise as power sources that can lead to the electric vehicle (EV) revolution in the next 5 years.Since the cathode serves as a key component in LIB,its properties significantly affect the performance of the whole system.Recently,the cathode surface modification based on coating technique has been widely employed to enhance the electrochemical performances by improving the material conductivity,stabilising the physical structure of materials,as well as preventing the reactions between the electrode and electrolyte.In this work,we reviewed the present of a number of promising cathode materials for Li-ion batteries.After that,we summarized the very recent research progress focusing on the surface coating strategies,mainly including the coating materials,the coating technologies,as well as the corresponding working mechanisms for cathodes.At last,the challenges faced and future guidelines for optimizing cathode materials are discussed.In this study,we propose that the structure of cathode is a crucial factor during the selection of coating materials and technologies.Peiyuan Guan Lu Zhou Zhenlu Yu Yuandong Sun Yunjian Liu Feixiang Wu Yifeng Jiang Dewei Chu 2020Journal of Energy Chemistry2020,29,4:28
2Lithium metal anodes: Present and future显示文摘Commercial lithium-ion(Li-ion)batteries based on graphite anodes are meeting their bottlenecks that are limited energy densities.In order to satisfy the large market demands of smaller and lighter rechargeable batteries,high-capacity metallic Li replacing low-specific-capacity graphite enables the higher energy density in next-generation rechargeable Li metal batteries(LMBs).However,Li metal anode has been suffering from dendritic problems,interfacial side reactions,volume change and low Coulombic efficiency.Therefore,performance enhancements of Li metal anodes are rather important to realize the high energy density characteristic of metallic Li.In this review,the annoying Li dendrite growth,unstable reaction interface and practical application issues of Li metal anodes are summarized and detailedly discussed to understand the current challenges concerning Li metal anodes.For overcoming such remaining challenges,the corresponding strategies and recent advances are covered and categorized.Finally,we discuss future opportunities and perspectives for developing high-performance Li metal anodes.Renheng Wang Weisheng Cui Fulu Chu Feixiang Wu 2020Journal of Energy Chemistry2020,29,9:15
3Potential association of hyperhomocysteinemia with the progression of IgA nephropathy: a retrospective study显示文摘Duan Shuwei Liu Shuwen Sun Xuefeng Zheng Ying Liu Linchang Yao Feixiang Wu Jie 2014Chinese Medical Journal2014,,10:11
4Tibetan Plateau: An evolutionary junction for the history of modern biodiversity显示文摘Holding particular biological resources,the Tibetan Plateau is a unique geologic-geographic-biotic interactively unite and hence play an important role in the global biodiversity domain.The Tibetan Plateau has undergone vigorous environmental changes since the Cenozoic,and played roles switching from'a paradise of tropical animals and plants'to'the cradle of Ice Age mammalian fauna'.Recent significant paleontological discoveries have refined a big picture of the evolutionary history of biodiversity on that plateau against the backdrop of major environmental changes,and paved the way for the assessment of its far-reaching impact upon the biota around the plateau and even in more remote regions.Here,based on the newly reported fossils from the Tibetan Plateau which include diverse animals and plants,we present a general review of the changing biodiversity on the Tibetan Plateau and its influence in a global scale.We define the Tibetan Plateau as a junction station of the history of modern biodiversity,whose performance can be categorized in the following three patterns:(1)Local origination of endemism;(2)Local origination and'Out of Tibet';(3)Intercontinental dispersal via Tibet.The first pattern is exemplified by the snow carps,the major component of the freshwater fish fauna on the plateau,whose temporal distribution pattern of the fossil schizothoracines approximately mirrors the spatial distribution pattern of their living counterparts.Through ascent with modification,their history reflects the biological responses to the stepwise uplift of the Tibetan Plateau.The second pattern is represented by the dispersal history of some mammals since the Pliocene and some plants.The ancestors of some Ice Age mammals,e.g.,the wholly rhino,Arctic fox,and argali sheep first originated and evolved in the uplifted and frozen Tibet during the Pliocene,and then migrated toward the Arctic regions or even the North American continent at beginning of the Ice Age;the ancestor of pantherines(big cats)first rose in Tibetan Plateau during the Pliocene,followed by the disperse of its descendants to other parts of Asia,Africa,North and South America to play as top predators of the local ecosystems.The early members of some plants,e.g.,Elaeagnaceae appeared in Tibet during the Late Eocene and then dispersed and were widely distributed to other regions.The last pattern is typified by the history of the tree of heaven(Ailanthus)and climbing perch.Ailanthus originated in the Indian subcontinent,then colonized into Tibet after the Indian-Asian plate collision,and dispersed therefrom to East Asia,Europe and even North America.The climbing perches among freshwater fishes probably rose in Southeast Asia during the Middle Eocene,dispersed to Tibet and then migrated into Africa via the docked India.These cases highlight the role of Tibet,which was involved in the continental collision,in the intercontinental biotic interchanges.The three evolutionary patterns above reflect both the history of biodiversity on the plateau and the biological and environmental effects of tectonic uplift.Tao DENG Feixiang WU Zhekun ZHOU Tao SU 2020Science China Earth Sciences2020,63,2:10
5A deep-bodied ginglymodian fish from the Middle Triassic of eastern Yunnan Province,China,and the phylogeny of lower neopterygians显示文摘The Ginglymodi are a group of ray-finned fishes that make up one of three major subdivisions of the infraclass Neopterygii.Ex- tant ginglymodians are represented by gars,which inhabit freshwater environments of North and Central America and Cuba.Here, we report the discovery of well-preserved fossils of a new ginglymodian,Kyphosichthys grandei gen.et sp.nov.,from the Middle Triassic(Anisian)marine deposits(Guanling Formation)in Luoping,eastern Yunnan Province,China.The discovery documents the first known fossil record of highly deep-bodied ginglymodians,adding new information on the early morphological diversity of this group.The studies of functional morphology of extant deep-bodied fishes indicate that Kyphosichthys is not a fast swim- mer but has a good performance in precise maneuvering,representing a morphological adaptation to structurally complex habitats (e.g.thick macrophyte beds,rocky areas,or coral reefs),which differs from the other members of this group.A cladistic analysis with the new fish taxon included supports the hypothesis that the Ginglymodi are more closely related to the Halecomorphi than to the Teleostei.Represented by Felberia,Kyphosichthys,and Dapedium,a highly deep and short fish body type has inde- pendently evolved at least three times in the stem-group neopterygians,ginglymodians,and basal teleosts within the lower neop- terygians of the Triassic.XU GuangHui WU FeiXiang 2012Chinese Science Bulletin2012,57,1:7
6Into Africa via docked India: a fossil climbing perch from the Oligocene of Tibet helps solve the anabantid biogeographical puzzle显示文摘The northward drift of the Indian Plate and its collision with Eurasia have profoundly impacted the evolutionary history of the terrestrial organisms, especially the ones along the Indian Ocean rim. Climbing perches(Anabantidae) are primary freshwater fishes showing a disjunct south Asian-African distribution,but with an elusive paleobiogeographic history due to the lack of fossil evidence. Here, based on an updated time-calibrated anabantiform phylogeny integrating a number of relevant fossils, the divergence between Asian and African climbing perches is estimated to have occurred in the middle Eocene(ca.40 Ma, Ma: million years ago), a time when India had already joined with Eurasia. The key fossil lineage is ?Eoanabas, the oldest anabantid known so far, from the upper Oligocene of the Tibetan Plateau.Ancestral range reconstructions suggest a Southeast Asian origin in the early Eocene(ca. 48 Ma) and subsequent dispersals to Tibet and then India for this group. Thereby we propose their westbound dispersal to Africa via the biotic bridge between India and Africa. If so, climbing perch precursors had probably followed the paleobiogeographical route of snakehead fishes, which have a slightly older divergence between African and Asian taxa. As such, our study echoes some recent molecular analyses in rejecting the previously held ‘‘Gondwana continental drift vicariance' or late Mesozoic dispersal scenarios for the climbing perches, but provides a unique biogeographical model to highlight the role of the preuplift Tibet and the docked India in shaping the disjunct distribution of some air-breathing freshwater fishes around the Indian Ocean.Feixiang Wu Dekui He Gengyu Fang Tao Deng 2019Science Bulletin2019,64,7:6
7New species of Saurichthys(Actinopterygii:Saurichthyidae)from Middle Triassic(Anisian)of Yunnan Province,China显示文摘Saurichthys dawaziensis sp。nov,从 Gejiu 形成的第三个成员(中间的 Anisian 三叠纪) 在 Luoping 的附近,云南省,一对媒介小 -- 大小的 saurichthyid 鱼。它被与一个分支在楔形的帕拉和上颚上渗透感觉运河在的传出假鳃的动脉描绘尖。新种类是在没有骨化的脊骨,有一个相对狭窄的眼窝后部的区域,短 preopercular,巩膜戒指的单个骨化,在骨盆的鳍之间的小血液的拱门和肛门鳍比更低的三叠纪的种类导出的更多,并且当 quadratojugal 不在时。它是比在在神经拱门在 prae-zygapophyses 和 post-zygapophyses 的奇鳍,和存在有 fringing fulcra 和众多的片断的中间、上面的三叠纪的 Saurichthys 更原始的。与脊椎的列和类的奇鳍有关的一些解剖变化也被讨论。WU Feixiang SUN Yuanlin HAO Weicheng JIANG Dayong XU Guanghui SUN Zuoyu Andrea TINTORI 2009Acta Geologica Sinica(English Edition)2009,83,3:5
8Comprehensive strategy of conduit guidance combined with VEGF producing Schwann cells accelerates peripheral nerve repair显示文摘Peripheral nerve regeneration requires stepwise and well-organized establishment of microenvironment.Since local delivery of VEGF-A in peripheral nerve repair is expected to promote angiogenesis in the microenvironment and Schwann cells(SCs)play critical role in nerve repair,combination of VEGF and Schwann cells may lead to efficient peripheral nerve regeneration.VEGF-A overexpressing Schwann cells were established and loaded into the inner wall of hydroxyethyl cellulose/soy protein isolate/polyaniline sponge(HSPS)conduits.When HSPS is mechanically distorted,it still has high durability of strain strength,thus,can accommodate unexpected strain of nerve tissues in motion.A 10 mm nerve defect rat model was used to test the repair performance of the HSPS-SC(VEGF)conduits,meanwhile the HSPS,HSPS-SC,HSPS-VEGF conduits and autografts were worked as controls.The immunofluorescent co-staining of GFP/VEGF-A,Ki67 and MBP showed that the VEGF-A overexpressing Schwann cells could promote the proliferation,migration and differentiation of Schwann cells as the VEGF-A was secreted from the VEGF-A overexpressing Schwann cells.The nerve repair performance of the multifunctional and flexible conduits was examined though rat behavioristics,electrophysiology,nerve innervation to gastrocnemius muscle(GM),toluidine blue(TB)staining,transmission electron microscopy(TEM)and NF200/S100 double staining in the regenerated nerve.The results displayed that the effects on the repair of peripheral nerves in HSPS-SC(VEGF)group was the best among the conduits groups and closed to autografts.HSPS-SC(VEGF)group exhibited notably increased CD31+endothelial cells and activation of VEGFR2/ERK signaling pathway in the regenerated nerve tissues,which probably contributed to the improved nerve regeneration.Altogether,the comprehensive strategy including VEGF overexpressing Schwann cells-mediated and HSPS conduit-guided peripheral nerve repair provides a new avenue for nerve tissue engineering.Ping Wu Zan Tong Lihua Luo Yanan Zhao Feixiang Chen Yinping Li Céline Huselstein Qifa Ye Qingsong Ye Yun Chen 2021Bioactive Materials2021,6,10:4
9Recent Advances and Applications Toward Emerging Lithium–Sulfur Batteries:Working Principles and Opportunities显示文摘Lithium–sulfur(Li-S)batteries have been considered as promising candidates for large-scale high energy density devices due to the potentially high energy density,low cost,and more pronounced ecological compatibility.However,the complex Li-S conversion reactions,unsatisfactory battery performance,and unsafe metallic Li anode restrict the development of Li-S batteries to achieve commercialization.This review mainly focuses on three aspects which are the remaining challenges,recent advances,and applications in Li-S batteries.Firstly,this review portrays Li-S conversion chemistry involving the multi-step and multi-electron reaction mechanism,as well as the remaining challenges.Then,the scientific strategies and very recent advances of the cathode,electrolyte,lithium anode,and other constituent parts of Li-S batteries are detailly summed up,as well as their advantages and limitations.For the sake of promoting the Li-S batteries practicalization,next section is primarily concerned with problems,the corresponding solutions,and application scenarios of practical pouch cells.Finally,the important findings as guidelines and some future directions as trends for developing emerging Li-S batteries are briefly summarized.Rongyu Deng Meng Wang Huanyu Yu Shunrui Luo Jinhui Li Fulu Chu Bin Liu Feixiang Wu 2022Energy & Environmental Materials2022,5,3:3
10Pliocene flora and paleoenvironment of Zanda Basin, Tibet, China显示文摘This paper describes a plant megafossil assemblage from the Pliocene strata of Xiangzi, Zanda Basin in the western Qinghai-Tibet Plateau. Twenty-one species belonging to 12 genera and 10 families were identified. Studies show that the Pliocene vegetation in Zanda Basin was mostly deciduous shrub composed of Cotoneaster, Spiraea, Caragana, Hippophae,Rhododendron, Potentilla fruticosa, etc. Leaf sizes of these taxa were generally small. Paleoclimate reconstruction using Coexistence Analysis and CLAMP showed that this area had higher temperature and precipitation in the Pliocene than today, and distinct seasonal precipitation variability was established. The reconstructed paleoelevation of Zanda Basin in the Pliocene was similar to modern times. In the context of central Asian aridification, the gradual drought in the area beginning in the late Cenozoic caused vegetation to transition from shrub to desert, and the flora composition also changed.Jian HUANG Tao SU Shufeng LI Feixiang WU Tao DENG Zhekun ZHOU 2020Science China Earth Sciences2020,63,2:2
11Harnessing Steric Separation of Freshly Nucleated Li<sub>2</sub>S Nanoparticles for Bottom‐Up Assembly of High‐Performance Cathodes for Lithium‐Sulfur and Lithium‐Ion Batteries显示文摘Feixiang Wu Hyea Kim Alexandre Magasinski Jung Tae Lee Huan‐Ting Lin Gleb Yushin 2014Adv Energy Mater2014,,11:1
12Preparation of synthetic rutile and metal-doped LiFePO 4 from ilmenite显示文摘Ling Wu Xinhai Li Zhixing Wang Xiaojuan Wang Lingjun Li Jie Fang Feixiang Wu Huajun Guo 2010Powder Technology2010,,:1
13In situ for- mation of protective coatings on sulfur cathodes in lithium batteries with LiFSI -based organic electrolytes显示文摘Kim Hyea Wu Feixiang Lee Jung Tae 2014Adv Energy Mater2014,,12:1
14Adenoviral vector mediated-expression of caspase-3 siRNA on apoptosis induced by lipopolysaccharide显示文摘Objective: To construct the recombinant adenovirus expressing small RNA of rats caspase-3 and observe the down-regulation effect of caspase-3 in neurons induced by lipopolysaccharide(LPS) in vitro. Methods: pShuttleH1-siCas3 containing Oligo DNA of the targeting sequences and pEGFPC1-Cas3 containing caspase-3 and EGFP sequences were constructed respectively.pShuttleH1-siCas3 and pEGFPC1-Cas3 were co-transfected to the 293 cells by liposomes to determine interfering efficacy by flow cytometry. pShuttleH1-siCas3 was linearized and transformed into E. coli BJ5183 cells containing backbone plasmid pAdEasy-1. The recombinant plasmid was transfected into 293 cells to package the adenovirus Ad-siCas3. The titers of adenovirus were determined by the specific 50% tissue culture infection dosage method. After virus infected the cultured hippocampus neurons, LPS-induced apoptosis and caspase-3 mRNA expression were observed. Results: It was identified that the sequence of target gene was correctly inserted into the genome of virus.The expression of green fluorescence protein was reduced by pShuttleH1-siCas3 in 293 cells. The titer of recombinant adenovirus was 1.06×1010 pfu/ml. After virus infection, caspase-3 mRNA was greatly reduced and neurons apoptosis was suppressed. Conclusion: The recombinant adenovirus expressing rats caspase-3 siRNA were successfully constructed, which may probably be further used in pain therapy by its anti-apoptosis effect.Wu Feixiang Yu Weifeng Yuan Yang Miao Xuerong Xu Xuewu Huang Shengdong Sun Yuming 2009Journal of Medical Colleges of PLA(China)2009,24,5:1
15Moderately concentrated electrolyte enabling high-performance lithium metal batteries with a wide working temperature range显示文摘The electrolyte integrated with lithium metal anodes is subjected to the issues of interfacial compatibility and stability,which strongly influence the performances of high-energy lithium metal batteries.Here,we report a new electrolyte recipe viz.a moderately concentrated electrolyte comprising of 2.4 M lithium bis(fluorosulfonyl)imide(LiFSI)in a cosolvent mixture of fluorinated ethylene carbonate(FEC)and dimethyl carbonate(DMC)with relatively high ion conductivity.Owing to the preferential decomposition of LiFSI and FEC,an inorganic-rich interphase with abundant Li_(2)O and LiF nanocrystals is formed on lithium metal with improved robustness and ion transfer kinetics,enabling lithium plating/stripping with an extremely low overpotential of~8 mV and the average CE of 97%.When tested in Li||LiFePO_(4) cell,this electrolyte provides long-term cycling with a capacity retention of 98.3%after 1000 cycles at 1 C and an excellent rate performance of 20 C,as well as an areal capacity of 1.35 mA h cm^(-2)at the cathode areal loading of 9 mg cm^(-2).Moreover,the Li||LiFePO_(4) cell exhibits excellent wide-temperature performances(-40~60℃),including long-term cycling stability over 2600 cycles without visible capacity fading at 0℃,as well as extremely high average CEs of 99.6%and 99.8% over 400 cycles under-20℃ and 45℃.Sisi Wang Zhichen Xue Fulu Chu Zengqiang Guan Jie Lei Feixiang Wu 2023Journal of Energy Chemistry2023,,4:1
16Preparation of TiO2 from ilmenite using sulfuric acid decomposition of the titania residue combined with separation of Fe^3+ with EDTA during hydrolysis显示文摘Xiong Xunhui Wang Zhixing Wu Feixiang 2013Advanced Powder Technology2013,24,1:1
17Simple preparation of petal like TiOz nanosheets as anode ma- terials for lithium-ion batteries 显示文摘Feixiang Wu Zhixing Wang Xinhai Li 2014Ceramics Interna- tional2014,40,16:1
18Low-temperature synthesis of nano-micron Li 4 Ti 5 O 12 by an aqueous mixing technique and its excellent electrochemical performance显示文摘Feixiang Wu Xinhai Li Zhixing Wang Huajun Guo Zhenjiang He Qian Zhang Xunhui Xiong Peng Yue 2011Journal of Power Sources2011,,:1
19End-to-end encrypted network traffic classification method based on deep learning显示文摘Network traffic classification,which matches network traffic for a specific class of different granularities,plays a vital role in the domain of network administration and cyber security.With the rapid development of network communication techniques,more and more network applications adopt encryption techniques during communication,which brings significant challenges to traditional network traffic classification methods.On the one hand,traditional methods mainly depend on matching features on the application layer of the ISO/OSI reference model,which leads to the failure of classifying encrypted traffic.On the other hand,machine learning-based methods require human-made features from network traffic data by human experts,which renders it difficult for them to deal with complex network protocols.In this paper,the convolution attention network(CAT)is proposed to overcom those difficulties.As an end-to-end model,CAT takes raw data as input and returns classification results automatically,with engineering by human experts.In CAT,firstly,the importance of different bytes with an attention mechanism of network traffic is achieved.Then,convolution neural network(CNN)is used to learn features automatically and feed the output into a softmax function to get classification results.It enables CAT to learn enough information from network traffic data and ensure the classified accuracy.Extensive experiments on the public encrypted network traffic dataset ISCX2016 demonstrate the effectiveness of the proposed model.Tian Shiming Gong Feixiang Mo Shuang Li Meng Wu Wenrui Xiao Ding 2020The Journal of China Universities of Posts and Telecommunications2020,27,3:1
20A novel method to synthesize anatase TiO2 nanowires as an anode material for lithium-ion batteries显示文摘Feixiang Wu Xinhai Li Zhixing Wang 0,,:1
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