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23篇 您的检索式:作者名="Jingtao Huang"
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1Post-Synthetic and In Situ Vacancy Repairing of Iron Hexacyanoferrate Toward Highly Stable Cathodes for Sodium-Ion Batteries显示文摘Iron hexacyanoferrate(FeHCF)is a promising cathode material for sodium-ion batteries.However,FeHCF always suffers from a poor cycling stability,which is closely related to the abundant vacancy defects in its framework.Herein,post-synthetic and in-situ vacancy repairing strategies are proposed for the synthesis of highquality FeHCF in a highly concentrated Na_(4)Fe(CN)_(6) solution.Both the post-synthetic and in-situ vacancy repaired FeHCF products(FeHCF-P and FeHCF-I)show the significant decrease in the number of vacancy defects and the reinforced structure,which can suppress the side reactions and activate the capacity from low-spin Fe in FeHCF.In particular,FeHCF-P delivers a reversible discharge capacity of 131 mAh g^(−1) at 1 C and remains 109 mAh g^(−1) after 500 cycles,with a capacity retention of 83%.FeHCF-I can deliver a high discharge capacity of 158.5 mAh g^(−1) at 1 C.Even at 10 C,the FeHCF-I electrode still maintains a discharge specific capacity of 103 mAh g^(−1) and retains 75% after 800 cycles.This work provides a new vacancy repairing strategy for the solution synthesis of high-quality FeHCF.Min Wan Rui Zeng Jingtao Meng Zexiao Cheng Weilun Chen Jiayu Peng Wuxing Zhang Yunhui Huang 2022Nano-Micro Letters2022,14,1:3
2Searching for the Nano-Hertz Stochastic Gravitational Wave Background with the Chinese Pulsar Timing Array Data ReleaseⅠ显示文摘Observing and timing a group of millisecond pulsars with high rotational stability enables the direct detection of gravitational waves(GWs).The GW signals can be identified from the spatial correlations encoded in the times-of-arrival of widely spaced pulsar-pairs.The Chinese Pulsar Timing Array(CPTA)is a collaboration aiming at the direct GW detection with observations carried out using Chinese radio telescopes.This short article serves as a“table of contents”for a forthcoming series of papers related to the CPTA Data Release 1(CPTA DR1)which uses observations from the Five-hundred-meter Aperture Spherical radio Telescope.Here,after summarizing the time span and accuracy of CPTA DR1,we report the key results of our statistical inference finding a correlated signal with amplitude logA_(c)=-14.4_(-2.8)^(+1.0)for spectral index in the range ofα∈[-1.8,1.5]assuming a GW background(GWB)induced quadrupolar correlation.The search for the Hellings–Downs(HD)correlation curve is also presented,where some evidence for the HD correlation has been found that a 4.6σstatistical significance is achieved using the discrete frequency method around the frequency of 14 n Hz.We expect that the future International Pulsar Timing Array data analysis and the next CPTA data release will be more sensitive to the n Hz GWB,which could verify the current results.Heng Xu Siyuan Chen Yanjun Guo Jinchen Jiang Bojun Wang Jiangwei Xu Zihan Xue RNicolas Caballero Jianping Yuan Yonghua Xu Jingbo Wang Longfei Hao Jingtao Luo Kejia Lee Jinlin Han Peng Jiang Zhiqiang Shen Min Wang Na Wang Renxin Xu Xiangping Wu Richard Manchester Lei Qian Xin Guan Menglin Huang Chun Sun Yan Zhu 2023Research in Astronomy and Astrophysics2023,23,7:3
3RNA-seq profiling reveals differentially expressed genes as potential markers for vital reaction in skin contusion: a pilot study显示文摘Detection of the vitality of wounds is essential in forensic practice.The present study used Illumina RNA-seq technology to determine gene expression profiles in contused mouse skin.In obtained high quality sequencing reads,the reads were mapped onto a reference transcriptome (Mus_musculus.GRCm38.83).The results revealed that there were 659 upregulated and 996 down-regulated differentially expressed genes (DEGs) in contused mouse skin.The DEGs were further analyzed using the Gene Ontology and the Kyoto Encyclopedia of Genes and Genomes databases.Genes from different functional categories and signalling pathways were enriched,including the immune system process,immune response,defense response,cytokine-cytokine receptor interaction,complement and coagulation cascades and chemokine signalling pathway.Expression patterns of 11 DEGs were verified by RT-qPCR in mice skins.In addition,alterations of five DEGs were also analyzed in postmortem human wound samples.The results were in concordance with the results of RNA-seq.These findings suggest that RNA-seq is a powerful tool to reveal DEGs as potential markers for vital reaction in terms of forensic practices.Jingtao Xu Rui Zhao Ye Xue Huanqin Xiao Yanliang Sheng Dong Zhao Jietao He Hongyan Huang Qi Wang Huijun Wang 2018Forensic Sciences Research2018,3,2:3
4Crystal phase-controlled growth of PtCu and PtCo alloys on 4H Au nanoribbons for electrocatalytic ethanol oxidation reaction显示文摘Crystal phase can greatly affect the physicochemical properties and applications of nanomaterials.However,it stil remains a great challenge to synthesize nanostructures with the same composition and morphology but different phases in order to explore the phase-dependent properties and applications.Herein,we report the crystal phase-controlled synthesis of PtCu alloy shells on 4H Au nanoribbons(NRBs),referred to as 4H-Au NRBs,to form the 4H-Au@PtCu core-shell NRBs.By tuning the thickness of PtCu,4H-PtCu and face-centered cubic(cc)phase PICu(cc-PtCu)alloy shells are successtully grown on the 4H-Au NRB cores.This thickness-dependent phase-controlled growth strategy can also be used to grow PtCo alloys with 4H or fcc phase on 4H-Au NRBs.Significantly,when used as electrocatalysts for the ethanol oxidation reaction(EOR)in alkaline media,the 4H-Au@4H-PtCu NRBs show much better EOR performance than the 4H-Au@fcc-PtCu NRBs,and both of them possess superior performance compared to the commercial Pt black.Our study provides a strategy on phase-contolled synthesis of nanomaterials used for crystal phase-dependent applications.Jie Wang Jian Zhang Guigao Liu Chongyi Ling Bo Chen Jingtao Huang Xiaozhi Liu Bing Li An-Liang Wang Zhaoning Hu Ming Zhou Ye Chen Hongfei Cheng Jiawei Liu Zhanxi Fan Nailiang Yang Chaoliang Tan Lin Gu Jinlan Wang Hua Zhang 2020Nano Research2020,13,7:2
5First Imported Case of SARS-CoV-2 Omicron Subvariant BA.4-Guangdong Province,China,May 4,2022显示文摘On April 29,2022,a flight arrived at Baiyun International Airport,Guangzhou City,Guangdong Province,and departed from Amsterdam Schiphol Airport,Netherlands.After the first test of severe acute respiratory syndrome coronavirus 2(SARS-CoV-2)nucleic acid at the Baiyun International Airport,all passengers were admitted to a quarantine hotel for a routine 14-day medical observation.On April 30,one of the passengers(a 20-year-old Chinese female)was reported positive for coronavirus disease 2019(COVID-19),and then a nasopharyngeal swab sample was immediately retested on May 1 and reported positive.Qianfang Guo Changcheng Wu Aiping Deng Jingtao Liang Xiang Zhao Ruhan A Jiajun Liu Fangzhu Ouyang Jing Xu Shen Huang Yang Song Lirong Zou Xiaoling Deng Kai Nie Baisheng Li 2022China CDC weekly2022,4,40:2
6Genome assembly of the maize inbred line A188 provides a new reference genome for functional genomics显示文摘The current assembled maize genomes cannot represent the broad genetic diversity of maize germplasms.Acquiring more genome sequences is critical for constructing a pan-genome and elucidating the linkage between genotype and phenotype in maize.Here we describe the genome sequence and annotation of A188,a maize inbred line with high phenotypic variation relative to other lines,acquired by single-molecule sequencing and optical genome mapping.We assembled a 2210-Mb genome with a scaffold N50 size of 11.61 million bases(Mb),compared to 9.73 Mb for B73 and 10.2 Mb for Mo17.Based on the B73_Ref Gen_V4 genome,295 scaffolds(2084.35 Mb,94.30%of the final genome assembly)were anchored and oriented on ten chromosomes.Comparative analysis revealed that~30%of the predicted A188 genes showed large structural divergence from B73,Mo17,and W22 genomes,which causes high protein divergence and may lead to phenotypic variation among the four inbred lines.As a line with high embryonic callus(EC)induction capacity,A188 provides a convenient tool for elucidating the molecular mechanism underlying the formation of EC in maize.Combining our new A188 genome with previously reported QTL and RNA sequencing data revealed eight genes with large structural variation and two differentially expressed genes playing potential roles in maize EC induction.Fei Ge Jingtao Qu Peng Liu Lang Pan Chaoying Zou Guangsheng Yuan Cong Yang Guangtang Pan Jianwei Huang Langlang Ma Yaou Shen 2022The Crop Journal2022,10,1:2
7Path analysis of sap flow of tomato under rain shelters in response to drought stress显示文摘The physiological characters and growth of tomato(Solanum lycopersicum L.)were recorded to be largely affected by different levels of irrigation.The objectives of this research were to determine the effects of deficit irrigation and rain shelters on sap flow,relative water content and the relationship between sap flow and environmental parameters.Experiments under rain shelters conditions were conducted in southern China during the growing seasons in 2012.The threshold of irrigation was designed at 80%field capacity during the whole period(T1,the control),and 30%,40%and 50%decreased water of T1 were applied as the treatments of T2,T3 and T4.The plants subjected to water stress exhibited a decrease in the values of sap flow rate and relative water content.Calculation of 95%confidence level revealed a significant difference of sap flow rate in T4 and T3 as well as the control on sunny and rainy days.The diurnal variation of the sap flow showed a single peak curve on sunny day,while it demonstrated irregular multi-peak variation on rainy days.The study also showed that the most sensitive environmental indicator affecting sap flow was solar radiation,followed by air temperature and vapour pressure deficit.Direct path coefficient was basically consistent with the coefficient of correlation,but there was slight difference between the total contribution R2 and that of variable factors.Shao Guangcheng Huang Doudou Cheng Xi Cui Jingtao Zhang Zhenhua 2016International Journal of Agricultural and Biological Engineering2016,9,2:2
8Design and verification of a satellite-terrestrial integrated IP network model for the Global Energy Interconnection显示文摘In order to meet the pressing demand for wide-area communication required by the Global Energy Interconnection(GEI),accelerating the construction of satellite-terrestrial Integra怕d networks that can achieve network extension and seamless global coverage has become the focus of power communication tech no logy development.In this study,we propose a satellite-terrestrial integrated network model that can support interconnection and interoperation on the IP layer between the satellite system and the怕rrestrial segment of the existing power communication system.First,the composition and function of the satellite-terrestrial collaborative network are explained.Then,the IP-based protocol stack is described,and a typical applicati on experime nt is con ducted to illustrate the particular process of this protocol stack.Fin ally,a use case of IP interconn ection that depends on GEO satellite communication is detailed.The experime ntal study has showed that the satellite-terrestrial collaborative network can efficiently support various IP applications for the GEI.Yun Liang Yao Wang Li Huang Jun Ma Xiaolu Chen Jingtao Huang 2019Global Energy Interconnection2019,2,6:2
9Effects of dispersants and soluble counter-ions on aqueous dispersibility of nano-sized zirconia powder显示文摘Zhipeng Xie Jingtao Ma Qing Xu Yong Huang Yi-Bing Cheng 2003Ceramics International2003,,2:1
10Gelcasting of alumina ceramics in the mixed acrylamide and polyacrylamide systems显示文摘Jingtao Ma Zhipeng Xie Hezhuo Miao Yong Huang Yibing Cheng Weiyou Yang 2003Journal of the European Ceramic Society2003,,13:1
11Gelcasting of ceramic suspension in acrylamide/polyethylene glycol systems显示文摘Jingtao Ma Zhipeng Xie Hezhuo Miao Yong Huang Yingbing Cheng 2002Ceramics International2002,,8:1
12A periodic DFT study on adsorption of small molecules(CH4,CO,H2O,H2S,NH3)on the WO3(001) surface-supported Au显示文摘Gas molecules(such as CH4,CO,H2O,H2S,NH_3)adsorption on the pure and Au-doped WO3(001)surface have been studied by Density functional theory calculations with generalized gradient approximation.Based on the the calculation of adsorption energy,we found the most stable adsorption site for gas molecules by comparing the adsorption energies of different gas molecules on the WO3(001)surface.We have also compared the adsorption energy of five different gas molecules on the WO3(001)surface,our calculation results show that when the five kinds of gases are adsorbed on the pure WO3(001)surface,the order of the surface adsorption energy is CO>H2S>CH4>H2O>NH3.And the results show that NH3 is the most easily adsorbed gas among the other four gases adsorbed on the surface of pure WO3(001)surface.We also calculated the five different gases on the Au-doped WO3(001)surface.The order of adsorption energy was found to be different from the previous calculation:CO>CH4>H2S>H2O>NH3.These results provide a new route for the potential applications of Au-doped WO3 in gas molecules adsorption.Long Lin Jingtao Huang Weiyang Yu Chaozheng He Hualong Tao Yonghao Xu Linghao Zhu Pengtao Wang Zhanying Zhang 2020Communications in Theoretical Physics2020,72,3:1
13VPS34的乙酰化调控其脂激酶活性和经典/非经典自噬的启动显示文摘文章简介作为哺乳动物中唯一的Ⅲ型磷脂酰肌醇激酶(PI3K-Ⅲ),VPS34催化底物磷脂酰肌醇(PI)磷酸化生成的3-磷酸磷脂酰肌醇(PI3P)为自噬小体形成所必需。迄今的研究表明,VPS34与其调控蛋白作用形成的VPS34-p150-Beclin 1核心复合物是激活其活性的主要机制。Hua Su Fei Yang Qiuting Wang Qiuhong Shen Jingtao Huang Chao Peng Yi Zhang Wei Wan Catherine C.L.Wong Qiming Sun Fudi Wang Tianhua Zhou 刘伟 2018科学新闻2018,0,4:1
14Low-Drift Closed-Loop Fiber Optic Gyroscope of High Scale Factor Stability Driven by Laser With External Phase Modulation显示文摘In view of the poor scale factor stability of the interferometric fiber optic gyroscope(IFOG),it is a creative method to use laser to drive the IFOG for its better frequency stabilization characteristics instead of the broadband light source.As the linewidth of laser is narrow,the errors of coherent backscattering,polarization coupling,and Kerr effect are reintroduced which cause more noise and drift.This paper studies laser spectrum broadening based on external phase modulation of Gaussian white noise(GWN).The theoretical analysis and test results indicate that this method has a good effect on spectrum broadening and can be used to improve the performance of the laser-driven IFOG.In the established closed-loop IFOG,a four-state modulation(FSM)is adopted to avoid temperature instability of the multifunction integrated-optic chip(MIOC)and drift caused by the electronic circuit in demodulation.The experimental results show that the IFOG driven by broadened laser has the angular random walk noise of 0.0038°/√h and the drift of 0.017°/h,which are 62%and 66%better than those without modulation respectively,of which the drift has reached the level of the broadband light source.Although the noise still needs further reduction,its scale factor stability is 0.38 ppm,which has an overwhelming advantage compared with the traditional IFOG.Jingtao YAN Lijun MIAO Heliang SHEN Xiaowu SHU Tengchao HUANG Shuangliang CHE 2022Photonic Sensors2022,12,3:1
15Microstructure engineering beyond SnSe_(1-x)S_(x)solid solution for high thermoelectric performance显示文摘Recently,SnSe has attracted wide attention as a promising environment-friendly IV-VI thermoelectric material.Here,SnS is alloyed with Na-doped SnSe to decrease the thermal conductivity for better thermoelectric performance.Consistent with previous reports,the lattice constant and the band gap change linearly with increasing SnS,suggesting the formation of SnSe1-xSx solid solution.However,SnS nano-precipitations have been clearly observed,indicating the phase separation in the alloys.Moreover,the grain size decreases obviously with increasing SnS amount.The first-principles calculations show that the nano-precipitation is due to the positive formation energies for SnSe1-xSx in the small x region.Due to the structure engineering,the lattice thermal conductivity is greatly reduced in SnSe1-xSx samples,leading to a promising ZT of 1.35 for Na_(0.03)Sn_(0.97)Se_(0.7S0.3)at 816 K.Miaomiao Li Hezhu Shao Jingtao Xu Qingsong Wu Xiaojian Tan Guoqiang Liu Min Jin Haoyang Hu Huajie Huang Jianfeng Zhang Jun Jiang 2018Journal of Materiomics2018,4,4:1
16Fabrication and characterization of sliced multilayer transmission grating for X-ray region 显示文摘Qiushi Huang Haochuan Li Jingtao Zhu 2012Chin Opt Lett2012,10,9:1
17Gelcasting of alumina ceramics in the mixed acrylamide and polyacrlamide systems显示文摘Jingtao Ma Zhipeng Xie Hezhou Miao Yong Huang Yibing Cheng and Weiyou Yang 2003Journal of the European ceramic society2003,23,:1
18SnO/SnO_(2) heterojunction:an alternative candidate for sensing NO_(2) with fast response at room temperature显示文摘The SnO_(2)-based family is a traditional but important gas-sensitive material.However,the requirement for high working temperature limits its practical application.Much work has been done to explore ways to improve its gas-sensing performance at room temperature(RT).For this report,SnO_(2),SnO,and SnO/SnO_(2) heterojunction was successfully synthesized by a facile hydrothermal combined with subsequent calcination.Pure SnO_(2) requires a high operating temperature(145℃),while SnO/SnO_(2) heterojunction exhibits an excellent performance for sensing NO_(2) at RT.Moreover,SnO/SnO_(2) exhibits a fast response,of 32 s,to 50 ppm NO_(2) at RT(27℃),which is much faster than that of SnO(139 s).The superior sensing properties of SnO/SnO_(2) heterojunction are attributed to the unique hierarchical structures,large number of adsorption sites,and enhanced electron transport.Our results show that SnO/SnO_(2) heterojunction can be used as a promising high-performance NO_(2) sensitive material at RT.Pengtao WANG Wanyin GE Xiaohua JIA Jingtao HUANG Xinmeng ZHANG Jing LU 2022Frontiers of Materials Science2022,16,3:0
19MBG/PGA-PCL composite scaffolds provide highly tunable degradation and osteogenic features显示文摘It remains a challenge to achieve satisfactory balance between biodegradability and osteogenic capacity in biosynthetic bone grafts.In this study,we aimed to address this challenge by incorporating mesoporous bioactive glass(MBG)into poly(caprolactone-co-glycolide)(PGA-PCL)at gradient ratios.MBG/PGA-PCL(PGC/M)scaffolds with MBG incorporation ratio at 0,10%,25%and 40%(PGC/M0-40)were synthesized using a modified solvent casting-particulate leaching method,and their physiochemical and biological properties were comprehensively evaluated.PGC/M scaffolds exhibited highly perforated porous structure with a large-pore size of 300-450μm,with ordered MBGs of around 6.0 nm mesopores size uniformly dispersed.The increase in MBG incorporation ratio significantly improved the scaffold surface hydrophilicity,apatite-formation ability and pH stability,increased the weight loss rate while insignificantly influenced the molecular chains degradation of PGA-PCL component,and facilitated the attachment,spreading,viability and proliferation of rat bone marrow stromal cells(rBMSCs)on scaffolds.Moreover,rBMSCs cultured on PGC/M10-40 scaffolds demonstrated enhanced ALP activity and osteogenesis-related gene expression in a MBG dose-dependent manner as compared with those cultured on PGC/M0 scaffolds.When implanted to the rat cranial bone defect,PGC/M25 and PGC/M40 scaffolds induced significantly better bone repair as compared to PGC/M0 and PGC/M10 scaffolds.Besides,the biodegradability of PGC/M scaffolds correlated with the MBG incorporation ratio.These data suggested this novel PGC/M scaffolds as promising bone repair biomaterial with highly tunable hydrophilicity,bioactivity,cytocompatibility,osteogenic activity as well as biodegradability.Jiangfeng Li Chunyi Wang Guoxing Gao Xing Yin Ximing Pu Bing Shi Yang Liu Zhongbing Huang Juan Wang Jingtao Li Guangfu Yin 2022Bioactive Materials2022,7,9:0
20Synergistic optimization of electrical and thermal transport in n-type Bi-doped PbTe by introducing coherent nanophase Cu1-75Te显示文摘Based on the calculated results of band structures and density of states,Bi doping is used to adjust its carrier concentration in order to obtain n-type PbTe materials with high power factor.Then,coherent nanophase Cu1.75Te is in situ formed in the n-type PbTe matrix,which can simultaneously optimize the thermal and electrical properties.As a result,at a relative lower temperature than other reports,the highest ZT value of 1.4 is obtained at 623 K for the nominal Pb0995Bi0005Te+0.86 wt%Cu175Te sample.More importantly,the ZT hold a higher value in the broad temperature;especially,ZT value is about 1.2-1.4 in the temperature range of 573-773 K,which is beneficial to the significant average ZT value ZTave~0.9 in the temperature range of 300-773 K.These results indicate that it is an effective and feasible method to enhance the thermoelectric properties via synergistic modulation of electrical and thermal transport properties by element doping and in situ coherent nanophase.Chen Zhu Jian Zhang Hongwei Ming Lulu Huang Yuanyue Li Tao Chen Di Li Baoli Zhang Jingtao Xu Xiaoying Qin 2021Journal of Materiomics2021,7,1:0
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