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47篇 您的检索式:作者名="DONG WenTao"
    题名 作者 年代 出处 被引量
1A DELLA protein complex controls the arbuscular mycorrhizal symbiosis in plants显示文摘Nan Yu Dexian Luo Xiaowei Zhang Junzhong Liu Wanxiao Wang Yue Jin Wentao Dong Jiyun Liu Huan Liu Weibing Yang Longjun Zeng Qun Li Zuhua He Giles E D Oldroyd Ertao Wang 2014Cell Research2014,24,1:9
2Sensitivity-enhanced surface plasmon resonance sensor utilizing a tungsten disulfide (WS_2) nanosheets overlayer显示文摘Tungsten disulfide(WS_2), as a representative layered transition metal dichalcogenide(TMDC) material, possesses important potential for applications in highly sensitive sensors. Here, a sensitivity-enhanced surface plasmon resonance(SPR) sensor with a metal film modified by an overlayer of WS_2 nanosheets is proposed and demonstrated. The SPR sensitivity is related to the thickness of the WS_2 overlayer, which can be tailored by coating a WS_2 ethanol suspension with different concentrations or by the number of times of repeated post-coating.Benefitting from its large surface area, high refractive index, and unique optoelectronic properties, the WS_2 nanosheet overlayer coated on the gold film significantly improves the sensing sensitivity. The highest sensitivity(up to 2459.3 nm∕RIU) in the experiment is achieved by coating the WS_2 suspension once. Compared to the case without a WS_2 overlayer, this result shows a sensitivity enhancement of 26.6%. The influence of the WS_2 nanosheet overlayer on the sensing performance improvement is analyzed and discussed. Moreover, the proposed WS_2 SPR sensor has a linear correlation coefficient of 99.76% in refractive index range of 1.333 to 1.360. Besides sensitivity enhancement, the WS_2 nanosheet overlayer is able to show additional advantages, such as protection of metal film from oxidation, tunability of the resonance wavelength region, biocompatibility, capability of vapor,and gas sensing.HAO WANG HUI ZHANG JIANGLI DONG SHIQI HU WENGUO ZHU WENTAO QIU HUIHUI LU JIANHUI YU HEYUAN GUAN SHECHENG GAO ZHAOHUI LI WEIPING LIU MIAO HE JUN ZHANG ZHE CHEN YUNHAN LUO 2018Photonics Research2018,6,6:8
3Variations of the alpine precipitation from an ice core record of the Laohugou glacier basin during 1960-2006 in western Qilian Mountains, China显示文摘The net accumulation record of ice core is one of the most reliable indicators for reconstructing precipitation changes in high mountains.A 20.12 m ice core was drilled in 2006 from the accumulation zone of Laohugou Glacier No.12 in the northeastern Tibetan Plateau,China.We obtained the precipitation from the ice core net accumulation during 1960-2006,and found out the relationship between Laohugou ice core record and other data from surrounding sites of the northeastern Tibetan Plateau.Results showed that during 1960-2006,the precipitation in the high mountains showed firstly an increasing trend,while during 1980 to 2006 it showed an obvious decreasing trend.Reconstructed precipitation change in the Laohugou glacier basin was consistent with the measured data from the nearby weather stations in the lower mountain of Subei,and the correlation coefficient was 0.619(P<0.001).However,the precipitation in the high mountain was about 3 times more than that of the lower mountain.The precipitation in Laohugou Glacier No.12 of the western Qilian Mountains corresponded well to the net accumulation of Dunde ice core during the same period,tree-ring reconstructed precipitation,the measured data of multiple meteorological stations in the northeastern Tibetan Plateau,and also the changes of adjacent PDSI drought index.Precipitation changes of the Laohugou glacier basin and other sites of the northeastern Tibetan Plateau had significantly positive correlation with ENSO,which implied that the regional alpine precipitation change was very likely to be influenced by ENSO.QIN Xiang CUI Xiaoqing DU Wentao DONG Zhiwen REN Jiawen CHEN Jizu 2015Journal of Geographical Sciences2015,25,2:6
4Flow behavior of liquid metal in the connected fascial space: Intervaginal space injection in the rat wrist and mice with tumor显示文摘扁带和 fascial 空格能帮助提供天体的更好的理解。intervaginal 空间注射(ISI ) 提供要求进一步的调查的唯一的优点。包括生理的条件和肿瘤过程的一个上面的手足模型被选择在 ISI 以后决定液体金属的流动行为。在正常老鼠,在直到 intervaginal 空间的液体金属的注射以后包括腱,容器,和神经,磁性的回声成像和一个解剖实验显示没有容器或淋巴节点,在 fascial 空间附近并且最后包的液体金属到达了下游的指尖和除了神经与血管的捆在上游的腋窝。用环境扫描,电子显微镜学(ESEM ) 想象,我们发现液体金属在扁带的纤维附近被包并且向前搬到 microscale 或 nanoscale 区域。这些数据证实了一条基于扁带的小径。在肿瘤,液体金属通过损坏的点搬到肿瘤囊,在癌症房间破坏在正常房间和癌症房间之间的扁带的完整的地方。部分在肿瘤附近包并且把肿瘤与包围正常肌肉分开了的液体金属。ESEM 图象证明扁带的纤维渗透了肿瘤,因此形成液体金属通过渗透了肿瘤的一个网络。我们的学习在 ISI 以后在上面的手足说明了液体金属的生理、病理学的流动行为并且在扁带表明了一条 nonvascular 小径。ISI 可能为在 fascial 小径的临床的治疗是有用的。Nan Hu Yupeng Cao Zhuo Ao Xinxiao Han Qiang Zhang Wentao Liu Sidi Liu Fulong Liao Dong Han 2018Nano Research2018,11,4:5
5Theoretical and experimental study of 2D conformability of stretchable electronics laminated onto skin显示文摘Smoothly attaching the stretchable epidermal electronic devices(EEDs) onto the skin surface is highly desired to improve the measurement accuracy of electrophysiological signal.The paper presents an analytical approach to study interfacial mechanics of the 2D planar EEDs on the checkerboard buckling patterns of human skin.Energy variation method is proposed to determine a criterion whether EEDs laminate conformally onto the skin surface under undeformed and stretched cases.EEDs with low bending stiffness(thin,soft devices/backing layer),smooth and soft skin,and strong adhesion promote conformal contact.Furthermore,the adhesion energy at the EED/skin interface is measured by the homemade peeling experiment platform with different substrate thicknesses and areal coverages.The upper limit of the areal coverage for EED conformal contact with the skin is proposed with given EED/skin properties.Conformability of EEDs are validated by experiments with different substrate thickness,areal coverage and external loadings.It provides a design guideline for EED to conformally contact with the skin surface for more accurate biological signal monitoring.DONG WenTao XIAO Lin ZHU Chen YE Dong WANG ShuoDao HUANG YongAn YIN ZhouPing 2017Science China(Technological Sciences)2017,60,9:4
6Retrieval of sea surface winds under hurricane conditions from GNSS-R observations显示文摘Reflected signals from global navigation satellite systems(GNSSs) have been widely acknowledged as an important remote sensing tool for retrieving sea surface wind speeds.The power of GNSS reflectometry(GNSS-R)signals can be mapped in delay chips and Doppler frequency space to generate delay Doppler power maps(DDMs),whose characteristics are related to sea surface roughness and can be used to retrieve wind speeds.However,the bistatic radar cross section(BRCS),which is strongly related to the sea surface roughness,is extensively used in radar.Therefore,a bistatic radar cross section(BRCS) map with a modified BRCS equation in a GNSS-R application is introduced.On the BRCS map,three observables are proposed to represent the sea surface roughness to establish a relationship with the sea surface wind speed.Airborne Hurricane Dennis(2005) GNSS-R data are then used.More than 16 000 BRCS maps are generated to establish GMFs of the three observables.Finally,the proposed model and classic one-dimensional delay waveform(DW) matching methods are compared,and the proposed model demonstrates a better performance for the high wind speed retrievals.JING Cheng YANG Xiaofeng MA Wentao YU Yang DONG Di LI Ziwei XU Cong 2016Acta Oceanologica Sinica2016,35,9:4
7Beta-and Novel Delta-Coronaviruses Are Identified from Wild Animals in the Qinghai-Tibetan Plateau, China显示文摘Outbreaks of severe virus infections with the potential to cause global pandemics are increasingly concerning. One type of those commonly emerging and re-emerging pathogens are coronaviruses(SARS-Co V, MERS-Co V and SARS-Co V-2).Wild animals are hosts of different coronaviruses with the potential risk of cross-species transmission. However, little is known about the reservoir and host of coronaviruses in wild animals in Qinghai Province, where has the greatest biodiversity among the world's high-altitude regions. Here, from the next-generation sequencing data, we obtained a known beta-coronavirus(beta-Co V) genome and a novel delta-coronavirus(delta-Co V) genome from faecal samples of 29 marmots, 50 rats and 25 birds in Yushu Tibetan Autonomous Prefecture, Qinghai Province, China in July 2019. According to the phylogenetic analysis, the beta-Co V shared high nucleotide identity with Coronavirus HKU24. Although the novel delta-Co V(Mt Co V) was closely related to Sparrow deltacoronavirus ISU42824, the protein spike of the novel delta-Co V showed highest amino acid identity to Sparrow coronavirus HKU17(73.1%). Interestingly, our results identified a novel host(Montifringilla taczanowskii) for the novel delta-Co V and the potential cross-species transmission. The most recent common ancestor(t MRCA) of Mt Co Vs along with other closest members of the species of Coronavirus HKU15 was estimated to be 289 years ago. Thus, this study increases our understanding of the genetic diversity of beta-Co Vs and deltaCo Vs, and also provides a new perspective of the coronavirus hosts.Wentao Zhu Jing Yang Shan Lu Ruiting Lan Dong Jin Xue-lian Luo Ji Pu Shusheng Wu Jianguo Xu 2021Virologica Sinica2021,36,3:3
8Precise editing of methylated cytosine in Arabidopsis thaliana using a human APOBEC3Bctd-Cas9 fusion显示文摘Dear Editor,Precise editing of specific genomic sites holds great promise in basic research and modern crop breeding,and some cytosine base editors(CBEs)have been developed for this purpose(Komor et al.,2016;Zong et al.,2018).Zhi-Hong Liu Shanjie Tang Wentao Hu Ruo Lv Hailiang Mei Rongxin Yang Xianwei Song Xiaofeng Cao Dong Wang 2022Science China(Life Sciences)2022,65,1:3
9Selective laser melting of dense and crack-free AlCoCrFeNi_(2.1) eutectic high entropy alloy: Synergizing strength and ductility显示文摘Additively manufactured high-entropy alloys generally suffer from low strength and/or poor ductility.In this work,by leveraging the good castability of eutectic high entropy alloys and high cooling rate of selective laser melting(SLM),we report a nearly fully dense and crack-free as-SLM AlCoCrFeNi_(2.1) eutectic high entropy alloy with an exceptional strength-ductility synergy,showing an ultrahigh yield strength of 982.1±35.2 MPa and an ultimate tensile strength of 1322.8±54.9 MPa together with an elongation to fracture of 12.3±0.5%.Such strength-ductility enhancement is owing to the heterogeneous eutectic microstructure consisting of the columnar,equiaxed,and“L-shape”cells with much refined sizes down to nanoscales.The morphology of cells in the transition zone is related to the misorientation between the growth direction of adjacent layers.This heterogeneous eutectic microstructure is the result of the graingrowth behavior dominated by the mechanisms of the epitaxial growth and growth of heterogeneous nuclei in SLM.Our current results provide a new methodology for the future design of ultrahigh-strength and ductile SLM-fabricated metallic materials including HEAs,and other printable alloys for various structural applications.Lin He Shiwei Wu Anping Dong Haibin Tang Dafan Du Guoliang Zhu Baode Sun Wentao Yan 2022Journal of Materials Science & Technology2022,,22:2
10Calcium ion pinned vanadium oxide cathode for high-capacity and long-life aqueous rechargeable zinc-ion batteries显示文摘Rechargeable aqueous zinc ion batteries (ZIBs),with the easy operation,cost effectiveness,and high safety,are emerging candidates for high-energy wearable/portable energy storage systems.Unfortunately,the unsatisfactory energy density and undesired long-term cycling performance of the cathode hinder the development of ZIBs.Here,we report the chemical preintercalation of a small amount of calcium ions into V2O5 as the cathode material.The cathode of Ca0.04V2O5·1.74H2O (CVO)was demonstrated to have a high specific capacity of 400 mA h g^-1at the current density of 0.05 A g^-1and 187 mA h g^-1at 10 A g^-1,along with impressive capacity retention (100%capacity retention at 10 A g^-1 for 3,000 cycles).Meanwhile,the CVO//Zn battery exhibits a high energy density of 308 Wh kg^-1and a power density of 467 W kg^-1at 0.5 A g^-1.The superior performance originates from the pinning effect of the calcium ions and the lubricating effect of the structural water.The energy storage mechanism of the CVO cathode was also investigated in detail.The new phase (Zn3(OH)2V2O7·2H2O) generated upon cycling participates in the electrochemical reaction and thus contributes to the excellent electrochemical performance.The small amount of Ca^2+ pre-inserted into the interlayer of V2O5 sheds light on constructing cathodes with high energy density for ZIBs.Min Du Feng Zhang Xiaofei Zhang Wentao Dong Yuanhua Sang Jianjun Wang Hong Liu Shuhua Wang 2020Science China Chemistry2020,63,12:2
11Stretchable human-machine interface based on skin-conformal sEMG electrodes with self-similar geometry显示文摘Current stretchable surface electrodes have attracted increasing attention owing to their potential applications in biological signal monitoring, wearable human-machine interfaces(HMIs) and the Internet of Things. The paper proposed a stretchable HMI based on a surface electromyography(sEMG) electrode with a self-similar serpentine configuration. The sEMG electrode was transfer-printed onto the skin surface conformally to monitor biological signals, followed by signal classification and controlling of a mobile robot. Such electrodes can bear rather large deformation(such as >30%) under an appropriate areal coverage. The sEMG electrodes have been used to record electrophysiological signals from different parts of the body with sharp curvature, such as the index finger,back of the neck and face, and they exhibit great potential for HMI in the fields of robotics and healthcare. The electrodes placed onto the two wrists would generate two different signals with the fist clenched and loosened. It is classified to four kinds of signals with a combination of the gestures from the two wrists, that is, four control modes. Experiments demonstrated that the electrodes were successfully used as an HMI to control the motion of a mobile robot remotely.Wentao Dong Chen Zhu Wei Hu Lin Xiao Yong'an Huang 2018Journal of Semiconductors2018,39,1:2
12Special interstitial route can transport nanoparticles to the brain bypassing the blood-brain barrier显示文摘Nowadays,nanoparticles(NPs)are considered to be ideal tools for bioimaging and drug delivery.Although increasing research has focused on NP biodistribution,transportation in the interstitial architecture has been neglected.The entire body is connected by the interstitial architecture,which can provide a long-range and direct pathway for NP biodistribution in a nonvascular system.In this study,we report that 10-nm gold NPs injected directly into the interstitial architecture of the tarsal tunnel of rats(intervaginal space injection(ISI))were delivered to the brain without crossing the blood-brain barrier.Furthermore,NaGdF4 nanoparticles were used to explore the transportation route by magnetic resonance imaging.The results demonstrated that,after ISI,the NaGdF4 nanoparticles were transported through the perivascular interstitial space of the carotid arteries and brain vessels to the brain.This is a special nonvascular transportation route like a stream based on the interstitial architecture that provides an alternative pathway for NP biodistribution.Nan Hu Xiaoli Shi Qiang Zhang Wentao Liu Yuting Zhu Yuqing Wang Yi Hou Yinglu Ji Yupeng Cao Qian Zeng Zhuo Ao Quanmei Sun Xiaohan Zhou Xiaochun Wu Dong Han 2019Nano Research2019,12,11:2
13Weighted solution path algorithm of support vector regression based on heuristic weight-setting optimization显示文摘Mao Wentao Yan Guirong Dong Longlei 0,,1:1
14Modelselection for least squares support vector regressions basedon small-world strategy 显示文摘MAO Wentao YAN Guirong DONG Longlei 2011Expert Systems with Applica-tions2011,38,:1
15Structure based graph distance measures of high degree of precision 显示文摘Xiao Yanghua Dong Hua Wu Wentao 2008Pattern Recognition2008,41,12:1
16Model selection for least squares support vector regressions based on small-world strategy显示文摘Wentao Mao Guirong Yan Longlei Dong Dike Hu 2010Expert Systems With Applications2010,,4:1
17Elucidating electrochemical intercalation mechanisms of biomass-derived hard carbon in sodium-/potassium-ion batteries显示文摘Hard carbon materials are characterized by having rich resources,simple processing technology,and low cost,and they are promising as one of the anode electrodes for commercial applications of sodium-/potassium-ion batteries.Simultaneously,exploring the alkali metal ion storage mechanism is particularly important for designing high-performance electrode materials.However,the structure of hard carbon is more complex,and the description of energy storage behavior is quite controversial.In this study,the Magnolia grandiflora Lima leaf is used as a precursor,combined with simple pyrolysis and impurity removal processes,to obtain biomass-derived hard carbon material(carbonized Magnolia grandiflora Lima leaf[CMGL]).When it is used as an anode for sodium-ion batteries,it exhibits a high specific capacity of 315mAh/g,and the capacity retention rate is 90.0%after 100 cycles.For potassium-ion batteries,the charge specific capacity is 263.5mAh/g,with a capacity retention rate of 85.5%at the same cycling.Furthermore,different electrochemical analysis methods and microstructure characterization techniques were used to further elucidate the sodium/potassium storage mechanism of the material.All the results indicate that the high potential slope region represents the adsorption/desorption characteristics on the surface active sites,whereas the low-potential quasiplateau region belongs to the ion insertion/extraction in the graphitic microcrystallites interlayer.It is noteworthy that potassium ion is randomly intercalated between the graphitic microcrystallite layer without forming a segmented intercalation compound structure.Ziyi Zhu Wentao Zhong Yanjia Zhang Peng Dong Shigang Sun Yingjie Zhang Xue Li 2021Carbon Energy2021,3,4:1
18Extraordinary high-temperature mechanical properties in binder-free nanopolycrystalline WC ceramic显示文摘From the perspective of high-temperature applications,materials with excellent high-temperature mechanical properties are always desirable.The present work demonstrates that the binder-free nanopolycrystalline WC ceramic with an average grain size of 103 nm obtained by high-pressure and hightemperature sintering exhibits excellent mechanical properties at both room temperature and high temperature up to 1000℃.Specifically,the binder-free nanopolycrystalline WC ceramic still maintains a considerably high Vicker hardness H_(V)of 23.4 GPa at 1000℃,which is only 22%lower than the room temperature H_(V).This outstanding thermo-mechanical stability is superior to that of typical technical ceramics,e.g.SiC,Si_(3)N_(4),Al_(2)O_(3),etc.Nanocrystalline grains with many dislocations,numerous low-energy,highly stableΣ2 grain boundaries,and a relatively low thermal expansion coefficient,are responsible for the observed outstanding high-temperature mechanical properties.Hongfeng Dong Baozhong Li BoBo Liu Yang Zhang Lei Sun Kun Luo Yingju Wu Mengdong Ma Bing Liu Wentao Hu Julong He Dongli Yu Bo Xu Zhisheng Zhao Yongjun Tian 2022Journal of Materials Science & Technology2022,,2:1
19Predicting LTE Throughput Using Traffic Time Series显示文摘Throughput prediction is essential for congestion control and LTE network management.In this paper,the autoregressive integrated moving average(ARIMA) model and exponential smoothing model are used to predict the throughput in a single cell and whole region in an LTE network.The experimental results show that these two models perform differently in both scenarios.The ARIMA model is better than the exponential smoothing model for predicting throughput on weekdays in a whole region.The exponential smoothing model is better than the ARIMA model for predicting throughput on weekends in a whole region.The exponential smoothing model is better than the ARIMA model for predicting throughput in a single cell.In these two LTE network scenarios,throughput prediction based on traffic time series leads to more efficient resource management and better QoS.Xin Dong Wentao Fan Jun Gu 2015ZTE Communications2015,13,4:1
20A Magnetocatalytic Propelled Cobalt-Platinum@Graphene Navigator for Enhanced Tumor Penetration and Theranostics显示文摘Complex biological environments and multiple physiological barriers significantly impede efficient accumulation and penetration of nanomaterials within tumor tissue for therapy.In situ energy conversion of nanomotors features autonomous movements and improves cancer treatment.However,one of the key challenges is to prepare nanomotors with an adequately small size,good biocompatibility,and precise positioning.Herein,we demonstrate a simple,ultrasmall,versatile,and real-time motion guidance strategy for magnetocatalytic CoPt@graphene navigators(MCGNs)that can enable highly efficient propulsion in the presence of H_(2)O_(2) or magnetic actuation.MCGNs act as highly diffusive delivery vehicles to promote tumor tissue targeting,and the amount of drug in the tumor was three times than without navigation.By engaging movements powered through in situ energy conversion,MCGNs gain considerable propulsion to penetrate a cell’s membrane and enhance intracellular delivery.Liang Zhang Qian Dong Hui Zhang Jieqiong Xu Shen Wang Lufeng Zhang Wentao Tang Zhaoqian Li Xin Xia Xinqi Cai Shengkai Li Ruizi Peng Zhengyu Deng Michael JDonovan Long Chen Zhuo Chen Weihong Tan 2022CCS Chemistry2022,4,7:1
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