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| 1 | Cotton-derived oxygen/sulfur co-doped hard carbon as advanced anode material for potassium-ion batteries显示文摘Hard carbon is regarded as promising anode materials for potassium-ion batteries(KIBs)owing to their low price and easy availability.However,the limited rate capability still needs to be improved.Herein,we demonstrate the fabrication of oxygen/sulfur co-doped hard carbon through a facile hydrolyzationsulfuration process of skimmed cotton.The simultaneous dopants significantly improve potassium ion diffusion rate.When served as the anode for KIBs,this hydrolyzed hard carbon delivered a high reversible capacity(409 mAh/g at 0.1 A/g),superior rate capability(135 mAh/g at 2 A/g)and excellent cyclability(about 120 mAh/g overt 500 cycles at 2 A/g).This work provides a facile strategy to prepare low-cost doped-hard carbon with superior potassium storage property. | Baolin Xu Shihan Qi Fang Li Xiaoxin Peng Jinfeng Cai Jiaojiao Liang Jianmin Ma | 2020 | Chinese Chemical Letters2020,31,1: | 12 |
| 2 | Porous surfur-doped hard carbon for excellent potassium storage显示文摘Hard carbon is promising anode for potassium-ion batteries(PIBs),however,the poor rate capability hinders its development as potential anode.To address this question,we design a sulfur-doped porous hard carbon(S-HC)for PIBs through the combination of structural design and composition adjustment.The as-designed S-HC exhibits a long cycling life with^191 mAh/g after 300 cycles at 1 A/g,and an excellent rate capability with^100 mAh/g at 5 A/g,which was attributed to its structural characteristics and compositions.The S-HC demonstrates to be promising anode in the future. | Xuan Xie Shihan Qi Daxiong Wu Huaping Wang Fang Li Xiaoxin Peng Jinfeng Cai Jiaojiao Liang Jianmin Ma | 2020 | Chinese Chemical Letters2020,31,1: | 4 |
| 3 | Affected zone generated around the erosion pit on carbon steel surface at the incipient stage of vibration cavitation显示文摘The characteristics of erosion pits on a carbon steel surface were investigated at the incipient stage of cavitation erosion. After a 5-minute experiment performed in an ultrasonic vibration system, needle-like erosion pits appeared on the polished steel surface, and a specially affected zone was formed around the pit. The shape of the pit and the plastic deformation of the affected zone indicate that the me- chanical impaction on the surface is the main reason for the cavitation damage. On the other hand, the iridescent color, the decreased surface hardness and the precipitated carbides on the affected zone prove that the affected zone has experienced a tempering process with the temperature higher than 300°C. The lack of oxygen in the affected zone also proves that it is not a chemical oxygen result. A special phenomenon that a carbon ring forms in the affected zone is explained as a result of the toroidal bubbles' heating effect at the final stage of the bubble collapse. | CHEN HaoShenh LI Jiang LIU ShiHan CHEN DaRong WANG JiaDao | 2008 | Chinese Science Bulletin2008,53,6: | 3 |
| 4 | Structurally tunable characteristics of ionic liquids for optimizing lithium plating/stripping via electrolyte engineering显示文摘Electrolyte chemistry offers the opportunity to regulate the solid electrolyte interphase(SEI) and Li^(+)solvation,which is considered to be crucial to the growth of lithium crystals for safe lithium metal batteries(LMBs).Structurally tunable characteristics of ionic liquids(ILs) from anion type,cationic substituent chain length and cationic substituents,will contribute this field.Here,we explore the influence mechanism of imidazole-based ILs as electrolyte additives on Li+solvation and the formation of SEI.ILs can participate into the formation of efficient SEI,together with cathode electrolyte interphase(CEI).Moreover,ILs can also regulate the sheath structure of Li^(+)solvation,to fasten the kinetics of Li.Furthermore,the imidazole-based cations with long alkyl chain can form an electrostatic shield around newly formed Li nucleus,and suppress further Li plating at this site.Under the optimized condition,the 1-octyl-3-methylimidazolium bis(trifluoromethylsulfonyl)imide([OMIm]TFSI) additive shows the best ability to enhance the electrochemical performance,endowing the Li||Li symmetric cell with a stable life(over800 h) at 0.5 mA cm^(-2) and the Li||LiNi_(0.6)Mn_(0.2)Co_(0.2)O_(2)(NMC622) full cell with a high capacity of 141.7 mAh g^(-1) after 200 cycles at 0.5 C. | Shihan Qi Jiandong Liu Jian He Huaping Wang Mingguang Wu Daxiong Wu Junda Huang Fang Li Xin Li Yurong Ren Jianmin Ma | 2021 | Journal of Energy Chemistry2021,30,12: | 2 |
| 5 | Pseudo-concentrated electrolytes for lithium metal batteries显示文摘Lithium metal batteries suffer from short lifespans and low Coulombic efficiency (CE) due to the high reactivity of Li and the poor stability of the solid electrolyte interphase (SEI). Herein, we propose the concept of a pseudo-concentrated electrolyte (PCE) induced by an electron-deficient additive (4-pyridylboronic acid;4-PBA) to form a robust, LiF-rich SEI, thus addressing the above issues. Molecular dynamics simulations confirm that 4-PBA can increase the coordination number of PF6^(-) anions in the Li+ solvation sheath to achieve pseudo-concentrated LiPF6 in the electrolyte. Moreover, the 4-PBA can scavenge harmful PF5 decomposed from LiPF6 to stabilize the LiF-rich SEI. The resulting robust LiF-rich SEI promotes Li growth along the SEI/Li interface and represses the growth of Li dendrites. Thus, excellent performance is achieved, with a high CE of 97.1% for a Li||Cu cell at 1.0 mA cm^(−2), and over 950 cycles at 0.5 mA cm^(−2) for Li||Li symmetric cells with 1.0 wt% 4-PBA electrolyte. Meanwhile, the resulting stable boron-containing cathode electrolyte interphase enables Li||LiNi0·6Co0·2Mn0·2O_(2) (NCM622) cells to achieve excellent stability, with a capacity retention of 86.9% after 200 cycles. | Huaping Wang Jiandong Liu Jian He Shihan Qi Mingguang Wu Fang Li Junda Huang Yun Huang Jianmin Ma | 2022 | eScience2022,2,5: | 2 |
| 6 | Fuzzy Controller Designed by GA for Two-wheeled Mobile Robots 显示文摘 | WONG Chingehang WANG Hoiyi LI Shihan | 2007 | International Journal of Fuzzy Systems2007,9,1: | 1 |
| 7 | Multi-decadal trends in the tropical Pacific western boundary currents retrieved from historical hydrological observations显示文摘As large-scale ocean circulation is a key regulator in the redistribution of oceanic energy, evaluating the multi-decadal trends in the western Pacific Ocean circulation under global warming is essential for not only understanding the basic physical processes but also predicting future climate change in the western Pacific. Employing the hydrological observations of World Ocean Atlas 2018(WOA18) from 1955 to 2017, this study calculated the geostrophic currents, volume transport and multidecadal trends for the North Equatorial Current(NEC), the North Equatorial Countercurrent(NECC), the Mindanao Current(MC), the Kuroshio Current(KC) in the origin and the New Guinea Coastal Undercurrent(NGCUC) within tropical western Pacific Ocean over multi-decades. Furthermore, this study examined the contributions of temperature and salinity variations. The results showed significant strengthening trends in NEC, MC and NGCUC over the past six decades, which is mainly contributed by temperature variations and consistent with the tendency in the dynamic height pattern. Zonal wind stress averaged over the western Pacific Ocean in the same latitude of each current represents the decadal variation and multi-decadal trends in corresponding ocean currents, indicating that the trade wind forcing plays an important role in the decadal trend in the tropical western Pacific circulation. Uncertainties in the observed hydrological data and trends in the currents over the tropical western Pacific are also discussed. Given that the WOA18 dataset covers most of the historical hydrological sampling data for the tropical western Pacific, this paper provides important observational information on the multi-decadal trend of the large-scale ocean circulation in the western Pacific. | Shijian HU Xi LU Shihan LI Fan WANG Cong GUAN Dunxin HU Linchao XIN Jie MA | 2021 | Science China Earth Sciences2021,64,4: | 1 |
| 8 | Relationship between the Gensini Score of Blood Stasis Syndrome in Coronary Heart Disease and VDGF显示文摘 | Wang Shihan Wang Jie Li Ji | 2010 | World Science and Technology/Modernization of Traditional Chinese Medicine and Materia Medica2010,3,8: | 1 |
| 9 | Note on the Number of Solutions of Cubic Diagonal Equations over Finite Fields显示文摘Let Fqbe the finite field,q=p^(k),with p being a prime and k being a positive integer.Let F_(q)^(*)be the multiplicative group of Fq,that is F_(q)^(*)=F_(q){0}.In this paper,by using the Jacobi sums and an analog of Hasse-Davenport theorem,an explicit formula for the number of solutions of cubic diagonal equation x_(1)^(3)+x_(2)^(3)+…+x_(n)^(3)=c over Fqis given,where c∈F_(q)^(*)and p≡1(mod 3).This extends earlier results. | HU Shuangnian WANG Shihan LI Yanyan NIU Yujun | 2023 | Wuhan University Journal of Natural Sciences2023,28,5: | 1 |
| 10 | One-to-one quantum dot-labeled single long DNA probes显示文摘 | Shibin He Bi-Hai Huang Junjun Tan Qing-Ying Luo Yi Lin Jun Li Yong Hu Lu Zhang Shihan Yan Qi Zhang Dai-Wen Pang Lijia Li | 2011 | Biomaterials2011,,23: | 1 |
| 11 | A modified YOLOv4 detection method for a vision-based underwater garbage cleaning robot显示文摘To tackle the problem of aquatic environment pollution,a vision-based autonomous underwater garbage cleaning robot has been developed in our laboratory.We propose a garbage detection method based on a modified YOLOv4,allowing high-speed and high-precision object detection.Specifically,the YOLOv4 algorithm is chosen as a basic neural network framework to perform object detection.With the purpose of further improvement on the detection accuracy,YOLOv4 is transformed into a four-scale detection method.To improve the detection speed,model pruning is applied to the new model.By virtue of the improved detection methods,the robot can collect garbage autonomously.The detection speed is up to 66.67 frames/s with a mean average precision(mAP)of 95.099%,and experimental results demonstrate that both the detection speed and the accuracy of the improved YOLOv4 are excellent. | Manjun TIAN Xiali LI Shihan KONG Licheng WU Junzhi YU | 2022 | Frontiers of Information Technology & Electronic Engineering2022,23,8: | 1 |
| 12 | Fuzzy Controller Designed by GA for Two - wheeled Mobile Robots 显示文摘 | WONG Chingchang WANG Hoiyi LI Shihan | 2007 | International Journal of Fuzzy Systems2007,9,1: | 1 |
| 13 | Hierarchical distributed control for decentralized battery energy storage system based on consensus algorithm with pinning node显示文摘A decentralized battery energy storage system(DBESS)is used for stabilizing power fluctuation in DC microgrids.Different state of charge(SoC)among various battery energy storage units(BESU)during operation will reduce batteries’service life.A hierarchical distributed control method is proposed in this paper for SoC balancing and power control according to dispatching center requirement in DBESS.A consensus algorithm with pinning node is employed to allocate power among BESUs in the secondary control whereas in the primary control,the local controller of BESU adjusts output power according to the reference power from secondary control.Part of BESUs are selected to be pinning node for accepting command from dispatching center while other BESUs as following nodes which exchange output power and SoC information with the adjacent nodes through communication network.After calculating reference power of each BESU by adopting consensus algorithm,the power sharing in DBESS is achieved according to their respective SoC of BESUs.Meanwhile,the total output power of DBESS follows the varying requirements of dispatching center.The stability of DBESS is also improved because of having no center controller.The feasibility of the proposed control strategy is validated by simulation results. | Hanqing Yang Shihan Li Qi Li Weirong Chen | 2018 | Protection and Control of Modern Power Systems2018,3,1: | 1 |
| 14 | Single-walled carbon nanotubes selectively influence maize root tissue development accompanied by the change in the related gene expression显示文摘 | Shihan Yan Lin Zhao Hui Li Qi Zhang Junjun Tan Min Huang Shibin He Lijia Li | 2013 | Journal of Hazardous Materials2013,,: | 1 |
| 15 | Developmental validation of the novel six-dye Goldeneye^(TM)DNA ID System 35InDel kit for forensic application显示文摘Insertion/deletion polymorphisms(InDels)have been treated as a prospective and helpful genetic marker in the fields of forensic human identification,anthropology and population genetics for the past few years.In this study,we developed a six-dye multiplex typing system consisting of 34 autosomal InDels and Amelogenin for forensic application.The contained InDels were specifically selected for Chinese population with the MAF≥0.25 in East Asia,which do not overlap with the markers of Investigator^(■)DIPplex kit.The typing system was named as GoldeneyeTM DNA ID System 35InDel Kit,and a series of developmental validation studies including repeatability/reproducibility,concordance,accuracy,sensitivity,stability,species specificity and population genetics were conducted on this kit.We confirmed that the 35InDel kit is precise,sensitive,species specific and robust for forensic practice.Moreover,the 35InDel kit is capable of typing DNA extracted from forensic routine case-type samples as well as degraded samples and mixture samples.All markers are proved to be highly polymorphic with an average observed heterozygosity(He)of 0.4582.The combined power of discrimination(CPD)is 0.999999999999978 and the combined power of exclusion in duos(CPE_(D))and trios(CPE_(T))are 0.978837 and 0.999573,respectively,which are higher than those of the Investigator^(■)DIPplex kit.Thus,the GoldeneyeTM DNA ID System 35InDel kit is suitable for forensic human identification and could serve as a supplementary typing system for paternity testing. | Qi Yang Huan Yu Yiling Qu Xiaochun Zhang Ruocheng Xia Ziwei Wang Rui Tan Lei Xiong Shihan Xi Jun Wu Yuzhen Gao Suhua Zhang Chengtao Li | 2022 | Forensic Sciences Research2022,7,4: | 0 |
| 16 | Environmentally persistent free radicals in PM_(2.5):a review显示文摘Environmentally persistent free radicals(EPFRs)are a new class of pollutants that are long-lived in fine particles(PM_(2.5)),i.e.,their 1/e lifetime ranges from days to months(or even infinite).They are capable of producing harmful reactive oxygen species such as hydroxyl radicals.The redox cycling of EPFRs is considered as an important pathway for PM_(2.5) to induce oxidative stress inside the humans,causing adverse health effects such as respiratory and cardiovascular diseases.Conse-quently,research regarding their toxicity,formation and environmental occurrences in PM_(2.5) has attracted increasing atten-tions globally during the past two decades.However,literature data in this field remain quite limited and discrete.Hence,an extensive review is urgently needed to summarize the current understanding of this topic.In this work,we systematically reviewed the analytical methods and environmental occurrences,e.g.,types,concentrations,and decay behaviors,as well as possible sources of EPFRs in PM_(2.5).The types of pretreatment methods,g-values of common EPFRs and categories of decay processes were discussed in detail.Moreover,great efforts were made to revisit the original data of the published works of EPFRs in airborne particulate matter and provided additional useful information for comparison where possible,e.g.,their mean and standard deviation of g-values,line widths(ΔHp-p),and concentrations.Finally,possible research opportunities were highlighted to further advance our knowledge of this emerging issue. | Mengxia Xu Tao Wu Yu-Ting Tang Tong Chen Lavrent Khachatryan Poornima Ramesh Iyer Dengting Guo Anran Chen Miao Lyu Jinhu Li Jiaqi Liu Dan Li Yuxin Zuo Shihan Zhang Yiran Wang Yining Meng Fei Qi | 2019 | Waste Disposal and Sustainable Energy2019,1,3: | 0 |
| 17 | Single-cell RNA landscape of the special fiber initiation process in Bombax ceiba显示文摘As a new source of natural fibers,the Bombax ceiba tree can provide thin,light,extremely soft and warm fiber material for the textile industry.Natural fibers are an ideal model system for studying cell growth and differentiation,but the molecular mechanisms that regulate fiber initiation are not fully understood.In B.ceiba,we found that fiber cells differentiate from the epidermis of the inner ovary wall.Each initiated cell then divides into a cluster of fiber cells that eventually develop into mature fibers,a process very different from the classical fiber initiation process of cotton.We used high-throughput single-cell RNA sequencing(scRNA-seq)to examine the special characteristics of fiber initiation in B.ceiba.A total of 15567 high-quality cells were identified from the inner wall of the B.ceiba ovary,and 347 potential marker genes for fiber initiation cell types were identified.Two major cell types,initiated fiber cells and epidermal cells,were identified and verified by RNA in situ hybridization.A developmental trajectory analysis was used to reconstruct the process of fiber cell differentiation in B.ceiba.Comparative analysis of scRNAseq data from B.ceiba and cotton(Gossypium hirsutum)confirmed that the additional cell division process in B.ceiba is a novel species-specific mechanismfor fiber cell development.Candidate genes and key regulators that may contribute to fiber cell differentiation and division in B.ceiba were identified.This work reveals gene expression signatures during B.ceiba fiber initiation at a single-cell resolution,providing a new strategy and viewpoint for investigation of natural fiber cell differentiation and development. | Yuanhao Ding Wei Gao Yuan Qin Xinping Li Zhennan Zhang Wenjie Lai Yong Yang Kai Guo Ping Li Shihan Zhou Haiyan Hu | 2023 | Plant Communications2023,4,5: | 0 |
| 18 | Electrolyte chemistry for lithium metal batteries显示文摘Li metal batteries(LMBs) are considered as the next-generation energy storage systems because of their high energy density.However,due to the high reactivity of Li metal with the electrolyte,the unwanted safety concerns inhibit the practical application of LMBs.To overcome these drawbacks,exploring suitable electrolytes is considered to be urgent.Great effort has been made to modify electrolytes to achieve the stability of LMBs.In this review,different kinds of LMBs are firstly introduced.Then,the regulation of electrode–electrolyte interphase is discussed.Next,recent advances on the functional electrolytes for LMBs are overviewed,including fireproof electrolytes,extreme-temperature electrolytes and high-voltage electrolytes.Finally,the perspective on the development of future electrolytes is provided. | Junda Huang Fang Li Mingguang Wu Huaping Wang Shihan Qi Gaoxue Jiang Xiu Li Jianmin Ma | 2022 | Science China Chemistry2022,65,5: | 0 |
| 19 | Active site identification and engineering during the dynamic evolution of copper-based catalysts for electrocatalytic CO_(2) reduction显示文摘To date,copper-based catalysts are one of the most prominent catalysts that can electrochemically reduce CO_(2)towards highvalue fuels or chemicals,such as ethylene,ethanol,and acetic acid.However,the chemically active feature of Cu-based catalysts hinders the understanding of the intrinsic catalytic active sites during the initial and the operative processes of electrochemical CO_(2)reduction(CO_(2)RR).The identification and engineering of active sites during the dynamic evolution of catalysts are thereby vital to further improve the activity,selectivity,and durability of Cu-based catalysts for high-performance CO_(2)RR.In this regard,four triggers for the dynamic evolution of catalysts were introduced in detail.Afterward,three typical active-site theories during the dynamic reconstruction of catalysts were discussed.In addition,the strategies in catalyst design were summarized according to the latest reports of Cu-based catalysts for CO_(2)RR,including the tuning of electronic structure,controlling of the external potential,and regulation of local catalytic environment.Finally,the conclusions and perspectives were provided to inspire more investigations and studies on the intrinsic active sites during the dynamic evolution of catalysts,which could promote the optimization of the catalyst system to further improve the performance of CO_(2)RR. | Bangwei Deng Xueyang Zhao Yizhao Li Ming Huang Shihan Zhang Fan Dong | 2023 | Science China Chemistry2023,66,1: | 0 |
| 20 | The transcription factor IbNAC29 positively regulates the carotenoid accumulation in sweet potato显示文摘Carotenoid is a tetraterpene pigment beneficial for human health.Although the carotenoid biosynthesis pathway has been extensively studied in plants,relatively little is known about their regulation in sweet potato.Previously,we conducted the transcriptome database of differentially expressed genes between the sweet potato(Ipomoea batatas)cultivar‘Weiduoli’and its high-carotenoid mutant‘HVB-3’.In this study,we selected one of these candidate genes,IbNAC29,for subsequent analyses.IbNAC29 belongs to the plant-specific NAC(NAM,ATAF1/2,and CUC2)transcription factor family.Relative IbNAC29 mRNA level in the HVB-3 storage roots was∼1.71-fold higher than Weiduoli.Additional experiments showed that the contents ofα-carotene,lutein,β-carotene,zeaxanthin,and capsanthin are obviously increased in the storage roots of transgenic sweet potato plants overexpressing IbNAC29.Moreover,the levels of carotenoid biosynthesis genes in transgenic plants were also up-regulated.Nevertheless,yeast one-hybrid assays indicated that IbNAC29 could not directly bind to the promoters of these carotenoid biosynthesis genes.Furthermore,the level of IbSGR1 was down-regulated,whose homologous genes in tomato can negatively regulate carotene accumulation.Yeast three-hybrid analysis revealed that the IbNAC29-IbMYB1R1-IbAITR5 could form a regulatory module.Yeast one-hybrid,electrophoretic mobility shift assay,quantitative PCR analysis of chromatin immunoprecipitation and dual-luciferase reporter assay showed that IbAITR5 directly binds to and inhibits the promoter activity of IbSGR1,up-regulating carotenoid biosynthesis gene IbPSY.Taken together,IbNAC29 is a potential candidate gene for the genetic improvement of nutritive value in sweet potato. | Shihan Xing Ruijie Li Haoqiang Zhao Hong Zhai Shaozhen He Huan Zhang Yuanyuan Zhou Ning Zhao Shaopei Gao Qingchang Liu | 2023 | Horticulture Research2023,10,3: | 0 |