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A circular single-stranded dNA mycovirus infects plants and confers broad-spectrum fungal resistance

Molecular Plant 2024年第6期17卷 955-971页

作者： Xianhong Wang Ioly Kotta-Loizou Robert h.A.Coutts huifang deng Zhenhao han Ni hong Karim Shafik Liping Wang Yashuang Guo Mengmeng yang Wenxing Xu Guoping Wang National Key Laboratory for Germplasm Innovation&Utilization of horticultural Crops Wuhan 430070China hubei hongshan Laboratory Wuhan 430070China College of Plant Science and Technology Huazhong Agricultural UniversityWuhan 430070China Key Lab of Plant Pathology of hubei Province Wuhan 430070China department of Life Sciences Faculty of Natural SciencesImperial College LondonLondon SW72AZUK department of Clinical Pharmaceutical and Biological ScienceSchool of Life and Medical SciencesUniversity of HertfordshireHatfield AL109ABUK department of Plant Pathology Faculty of AgricultureAlexandria UniversityAlexandria 21526Egypt

Circular single-stranded dNA(ssdNA)viruses have been rarely found in fungi,and the evolutionary and ecological relationships among ssdNA viruses infecting fungi and other organisms remain *** this study,a novel circular ssdNA virus,tentatively named diaporthe sojae circular dNA virus 1(dsCdV1),was identified in the phytopathogenic fungus diaporthe sojae isolated from pear ***1 has a monopartite genome(3185 nt in size)encapsidated in isometric virions(21-26 nm in diameter).The genome comprises seven putative open reading frames encoding a discrete replicase(Rep)split by an intergenic region,a putative capsid protein(CP),several proteins of unknown function(P1-P4),and a long intergenic ***,the two split parts of dsCdV1 Rep share high identities with the Reps of Geminiviridae and Genomoviridae,respectively,indicating an evolutionary linkage with both *** analysis based on Rep or CP sequences placed dsCdV1 in a unique cluster,supporting the establishment of a new family,tentatively named Gegemycoviridae,intermediate to both ***1 significantly attenuates fungal growth and nearly erases fungal virulence when transfected into the host ***,dsCdV1 can systematically infect tobacco and pear seedlings,providing broad-spectrum resistance to fungal *** localization analysis revealed that dsCdV1 P3 is systematically localized in the plasmodesmata,while its expression in trans-complementation experiments could restore systematic infection of a movement-deficient plant virus,suggesting that P3 is a movement ***1 exhibits unique molecular and biological traits not observed in other ssdNA viruses,serving as a link between fungal and plant ssdNA viruses and presenting an evolutionary connection between ssdNA viruses and *** findings contribute to expanding our understanding of ssdNA virus diversity and evolution,offering potential biocontrol applications for managing crucial plant d

关键词： circular single-stranded dNA virus mycovirus virus evolution Genomoviridae Gegemycoviridae diaporthe sojae circular dNA virus 1

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An intermittent lithium deposition model based on bimetallic MOFs derivatives for dendrite-free lithium anode with ultrahigh areal capacity

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Chinese Chemical Letters 2024年第8期35卷 520-525页

作者： Tao Wei Jiahao Lu Pan Zhang Qi Zhang Guang yang Ruizhi yang daifen Chen Qian Wang Yongfu Tang School of Energy and Power Jiangsu University of Science and TechnologyZhenjiang 212003China State Key Laboratory of Metastable Materials Science and Technology(MMST) Hebei Key Laboratory of Applied ChemistryYanshan UniversityQinhuangdao 066004China College of Materials Science and Engineering Taiyuan University of TechnologyTaiyuan 030024China College of Energy Soochow UniversitySuzhou 215006China School of Low-carbon Energy and Power Engineering China University of Mining and TechnologyXuzhou 221116China

In the development of 3d conductive frameworks for lithium metal anode(LMA),two models have been proposed:top growth model and bottom-up growth ***,Li tends to accumulate on the top of these 3d frameworks with homogenous lithiophilicity(top growth)and Li dendrite still *** address this issue,some researchers have focused on developing 3d frameworks with gradient lithio-philicity,which realized bottom-up growth of ***,partial Li nucleation sites on the top of these frameworks were *** by the two models talked above,this work firstly proposed a novel intermittent lithiophilic model for lithium *** demonstrate the feasibility of this model,a bimetallic metal-organic frameworks derived ZnMn_(2)O_(4)-MnO nanoparticles were grown on carbon cloth for *** can cycle stably under ultra-high current and areal capacity(10 mA/cm^(2),10 mAh/cm^(2)).The in-situ optical microscopy(OM)was conducted to observe the Li deposition behavior,no dendrite was found during 80 h in ester-based electrolyte while the pure Li only cycled for *** is more,it can also be well-coupled with LiNi_(0.8)Co_(0.1)Mn_(0.1)O_(2)(NCM811)cathode and solid-state electrolyte,which further prove the advantages of the intermittent model for the development of LMAs with high safety and high energy density.

关键词： Intermittent lithiophilic model Lithium metal anode(LMA) Three-dimensional(3d)frameworks Lithiophilic Bimetallic metal-organic frameworks(MOFs)

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Particle segregation mechanism of S–d system in a rotating drum

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Particuology 2024年第10期93卷 300-308页

作者： Erliang Xiao Wei Zhang Zhipeng Chi Ran Li hui yang School of Optical-Electricaland Computer Engineering University of Shanghai for Science and Technology Shanghai 200093Chin Collegeof Medical instrumentation hanghai Universty of Medicine&Health ScienceShanghaiChina

Complex segregation occurs in a binary particle system with differing particle sizes and densities,particularly when the larger particles are heavier(S–d system,i.e.,size minus density system).Predicting the segregation pattern driven by multiple mechanisms simultaneously is often *** study explores the segregation mechanisms in a quasi-2d circular drum containing a S–d system,realizing a transition between the S-core and Core-and-band patterns by adjusting the drum rotation *** the transition of the segregation pattern,only the S-core pattern chiefly driven by the percolation mechanism is initially *** the rotation speed increases,the buoyancy mechanism and particle diffusion gradually strengthen,jointly driving the formation of the Core-and-band pattern.A dimensionless strength ratio,λ=h/h,where h and h respectively represent the diffusion and buoyancy strengths at length scales,is introduced to elucidate this *** Core-and-band pattern emerges whenλreached 1.4.

关键词： Particle segregation S-dsystem Segregationmechanisms competition Segregation pattern Rotating drum

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Electrocatalytic CO_(2) reduction to C_(2)h_(4): From lab to fab

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Journal of Energy Chemistry 2024年第3期90卷 540-564,I0012页

作者： Zeyu Guo Fabao yang Xiaotong Li huiwen Zhu hainam do Kam Loon Fow Jonathan d.hirst Tao Wu Qiulin Ye Yaqi Peng hao Bin Wu Angjian Wu Mengxia Xu department of Chemical and Environmental Engineering and New Materials InstituteUniversity of Nottingham Ningbo ChinaNingbo 315100ZhejiangChina Key Laboratory of Carbonaceous Waste Processing and Process Intensification of Zhejiang Province University of Nottingham Ningbo ChinaNingbo 315100ZhejiangChina Nottingham Ningbo China Beacons of Excellence Research and Innovation Institute University of Nottingham Ningbo ChinaNingbo 315100ZhejiangChina State Key Laboratory of Clean Energy Utilization Department of Energy EngineeringZhejiang UniversityHangzhou 310027ZhejiangChina Institute for Composites Science Innovation(InCSI)and State Key Laboratory of Silicon and Advanced Semiconductor Materials School of Materials Science and EngineeringZhejiang UniversityHangzhou 310027ZhejiangChina School of Chemistry University of NottinghamUniversity ParkNottingham NG72RDUK Baima Lake Laboratory Hangzhou 310053ZhejiangChina

The global concerns of energy crisis and climate change,primarily caused by carbon dioxide(CO_(2)),are of utmost ***,the electrocatalytic CO_(2) reduction reaction(CO_(2)RR) to high value-added multi-carbon(C_(2+)) products driven by renewable electricity has emerged as a highly promising solution to alleviate energy shortages and achieve carbon *** these C_(2+) products,ethylene(C_(2)h_(4))holds particular importance in the petrochemical ***,this review aims to establish a connection between the fundamentals of electrocatalytic CO_(2) reduction reaction to ethylene(CO_(2)RRto-C_(2)h_(4)) in laboratory-scale research(lab) and its potential applications in industrial-level fabrication(fab).The review begins by summarizing the fundamental aspects,including the design strategies of high-performance Cu-based electrocatalysts and advanced electrolyzer ***,innovative and value-added techniques are presented to address the inherent challenges encountered during the implementations of CO_(2)RR-to-C_(2)h_(4) in industrial ***,case studies of the technoeconomic analysis of the CO_(2)RR-to-C_(2)h_(4) process are discussed,taking into factors such as costeffectiveness,scalability,and market *** review concludes by outlining the perspectives and challenges associated with scaling up the CO_(2)RR-to-C_(2)h_(4) *** insights presented in this review are expected to make a valuable contribution in advancing the CO_(2)RR-to-C_(2)h_(4) process from lab to fab.

关键词： CO_(2) electroreduction reaction Ethylene Gas diffusion electrode Machine learning density functional theory Techno-economic analysis

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MoO_(x) nanoclusters on Mo-doped TiO_(2) nanosheets with enhanced singlet oxygen generation and sulfide conversion abilities for photocatalytic aerobic oxidative desulfurization

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Science China Chemistry 2024年第1期67卷 408-414页

作者： Suting Xie Xinyu Zhao dongxiao Wang huawei yang Lixia yang Liangjiu Bai donglei Wei Wenxiang Wang Ying Liang hou Chen Shaojun Guo College of Chemistry and Materials Science Ludong UniversityYantai 264025China College of Materials Science and Engineering Peking UniversityBeijing 100871China

Photocatalytic aerobic oxidation desulfurization(PAOdS)is a promising and sustainable alternative to conventional,energyintensive desulfurization techniques for petroleum ***,its development is greatly plagued by the low capability in generating highly reactive oxygen species and sluggish kinetics of sulfide oxidation of reported *** we report a class of MoO_(x)nanocluster decorated on ultrathin Mo-doped TiO_(2)nanosheet(MoO_(x)/MoTiO)catalyst for efficiently facilitating the photocatalytic aerobic oxidation of *** demonstrate that MoO_(x)/MoTiO can not only promote the generation of highly reactive singlet oxygen(^(1)O_(2))but also enhance the aerobic conversion of sulfides,which leads to a record dibenzothiophene oxidation activity of 3.90 mmol g^(-1)h^(-1).The multiple experimental characterizations and density functional theory calculations collectively reveal that the doped-Mo sites can interact with the photogenerated excitons,enabling directly energy transfer generation of^(1)O_(2)through a new exciton modulation mechanism,and the coordination unsaturated MoO_(x)clusters play the role of co-catalyst to enhance the separation of charge carriers,and effectively catalyze the reaction between sulfides and1O_(2)to form sulfones.

关键词： titanium dioxide photocatalytic aerobic oxidation desulfurization dibenzothiophene singlet oxygen

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Enhancing electrochemical capacity and interfacial stability of lithium-ion batteries through side reaction modulation with ultrathin carbon nanotube film and optimized lithium cobalt oxide particle size

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Nano Research 2024年第8期17卷 7230-7241页

作者： Wei Xi Xiaogang Xia Jiacheng Zhu dehua yang Sishen Xie Beijing National Laboratory for Condensed Matter Physics and Institute of Physics Chinese Academy of SciencesBeijing 100190China School of Physical Sciences University of Chinese Academy of SciencesBeijing 100049China Advanced Passivation Technology Lab College of Physics Science and TechnologyHebei UniversityBaoding 071002China

Lithium cobalt oxide(LCO),the first commercialized cathode active material for lithium-ion batteries,is known for high voltage and ***,its application has been limited by relatively low capacity and stability at high *** particle size is considered one of the most straightforward and effective strategies to enhance ion transfer,thus increasing the rate ***,side reactions are simultaneously enhanced as the specific surface area ***,we investigate the impact of LCO particles with varying size distributions and optimize the particle *** modulate the side reactions associated with particle size reduction,an ultrathin carbon nanotube film(UCNF)is introduced to coat the cathode *** this simple process and optimized particle size,the rate performance improves significantly,normal commercial LCO achieves 118 mA·h·g^(−1)at 3.0–4.3 V and 20 C(0.72 mA·h·cm^(−2)),corresponding to power density of 8732 W·kg^(−1).This method is applied to high voltage as well,152 mA·h·g^(−1)at 3.0–4.6 V and 20 C(0.99 mA·h·cm^(−2))was achieved with high-voltage LCO(hVLCO),corresponding to power density of 11,552 W·kg^(−1).The cycling stability is also enhanced,with the capacity retention maintaining more than 96%after 100 cycles at 0.1 *** the first time,UCNF is demonstrated to suppress the excessive decomposition of the electrolytes and solvents by blocking electron injection/extraction between LCO and electrolyte *** findings provide a simple method for improving LCO rate performance,especially at high C-rates.

关键词： lithium-ion batteries lithium cobalt oxides carbon nanomaterials side reactions

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A three-dimensional co-continuous network structure polymer electrolyte with efficient ion transport channels enabling ultralong-life all solid-state lithium metal batteries

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Journal of Energy Chemistry 2024年第7期94卷 635-645页

作者： Meng Wang hu Zhang Yewen Li Ruiping Liu huai yang School of Chemical&Environmental Engineering China University of Mining and Technology(Beijing)Beijing 100083China Beijing Advanced Innovation Center for Materials Genome Engineering&School of Materials Science and Engineering Peking UniversityBeijing 100871China

Solid polymer electrolytes(SPEs)have emerged as one of the most promising candidates for the construction of solid-state lithium batteries due to their excellent flexibility,scalability,and interface compatibility with ***,a novel all-solid polymer electrolyte(PPLCE)was fabricated by the copolymer network of liquid crystalline monomers and poly(ethylene glycol)dimethacrylate(PEGdMA)acts as a structural frame,combined with poly(ethylene glycol)diglycidyl ether short chain interspersed serving as mobile ion transport *** preparaed PPLCEs exhibit excellent mechanical property and out-standing electrochemical performances,which is attributed to their unique three-dimensional cocontinuous structure,characterized by a cross-linked semi-interpenetrating network and an ionic liquid phase,resulting in a distinctive nanostructure with short-range order and long-range ***,the addition of PEGdMA is proved to be critical to the comprehensive performance of the PPLCEs,which effectively modulates the microscopic morphology of polymer networks and improves the mechanical properties as well as cycling stability of the solid *** used in a lithiumion symmetrical battery configuration,the 6 wt%-PPLCE exhibites super stability,sustaining operation for over 2000 h at 30 C,with minimal and consistent overpotential of 50 *** resulting Li|PPLCE|LFP solid-state battery demonstrates high discharge specific capacities of 160.9 and 120.1 mA h g^(-1)at current densities of 0.2 and 1 C,*** after more than 300 cycles at a current density of 0.2 C,it retaines an impressive 73.5%***,it displayes stable cycling for over 180 cycles at a high current density of *** super cycle stability may promote the application for ultralong-life all solid-state lithium metal batteries.

关键词： Solid-state electrolyte Lithium-metal batteries Liquid crystalline polymer Copolymer 3d co-continuous structure Long cycle stability

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Surface engineering of 1d nanocatalysts for value-added selective electrooxidation of organic chemicals

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Nano Research 2024年第3期17卷 1327-1336页

作者： Yongping yang Chuhao Liu Tinglu Song Mufan Li Zipeng Zhao Beijing Key Laboratory of Construction Tailorable Advanced Functional Materials and Green Applications Experimental Center of Advanced MaterialsSchool of Materials Science and EngineeringBeijing Institute of TechnologyBeijing 100081China Beijing National Laboratory for Molecular Sciences College of Chemistry and Molecular EngineeringPeking UniversityBeijing 100871China

Electrolytic water splitting by renewable energy is a technology with great potential for producing hydrogen(h_(2))without carbon emission,but this technical route is hindered by its huge energy(electricity)cost,which is mainly wasted by the anode oxygen evolution reaction(OER)while the value of the anode product(oxygen)is very *** the high-energy-cost OER with a selective organic compound electrooxidation carried out at a relatively lower potential can reduce the electricity cost while producing value-added ***,h_(2) generation coupled with synthesis of value-added organic compounds faces the challenge of low selectivity and slow generation rate of the anodic ***-dimensional(1d)nanocatalysts with a unique morphology,well-defined active sites,and good electron conductivity have shown excellent performance in many electrocatalytic *** rational design and regulation of 1d nanocatalysts through surface engineering can optimize the adsorption energy of intermediate molecules and improve the selectivity of organic electrooxidation ***,we summarized the recent research progress of 1d nanocatalysts applied in different organic electrooxidation reactions and introduced several different fabrication strategies for surface engineering of 1d ***,we focused on the relationship between surface engineering and the selectivity of organic electrooxidation reaction ***,future challenges and development prospects of 1d nanocatalysts in the coupled system consisting of organic electrooxidation and hydrogen evolution reactions are briefly outlined.

关键词： hydrogen generation organic compound electrooxidation one-dimensional(1d)nanocatalysts surface engineering selectivity

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Fluorinated [2]rotaxanes as sensitive ^(19)F MRI agents: Threading for higher sensitivity

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Chinese Chemical Letters 2024年第10期35卷 379-382页

作者： Lan yang Yu Li Mou Jiang Rui Zhou hengjiang Cong Minghui yang Lei Zhang Shenhui Li Yunhuang yang Maili Liu Xin Zhou Zhong-Xing Jjiang Shizhen Chen State Key Laboratory of Magnetic Resonance and Atomic and Molecular Physics National Center for Magnetic Resonance in WuhanWuhan Institute of Physics and MathematicsInnovation Academy for Precision Measurement Science and TechnologyChinese Academy of Sciences-Wuhan National Laboratory forOptoelectronicsWuhan430071China University of Chinese Academy of Sciences Beijing 100049China School of Pharmaceutical Sciences&College of Chemistry and Molecular Sciences Wuhan UniversityWuhan 430071China Optics Valley Laboratory Wuhan 430074China

As a promising imaging technology,the low sensitivity of fluorine-19 magnetic resonance imaging(^(19)F MRI)severely hinders its biomedical ***,we have developed an unprecedented rotaxanebased strategy to improve the sensitivity of^(19)F MRI *** threading the fluorinated macrocycle into2-blade pinwheel[2]rotaxanes,the^(19)F longitudinal relaxation rate R1was dramatically increased,resulting in a significant^(19)F MRI signal intensity enhancement of up to 79%.Through comparative molecular dynamics studies using a series of solution and solid-state^(1)h/^(19)F nuclear magnetic resonance(^(1)h/^(19)F NMR)and molecular dynamics simulations,it was found that the formation of mechanical bonds dramatically restricts the motion of the wheel fluorines and thus increasing the R1for higher^(19)F MRI *** a novel strategy for improving^(19)F MRI sensitivity,this study has established^(19)F NMR/MRI as a valuable technology for monitoring the molecular dynamics of rotaxanes,which may shed new light on high-performance^(19)F MRI agents and molecular devices.

关键词： Rotaxane ^(19)FMRI Imaging agent Mechanical bond Relaxation rate

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ALS-linked C9orf72 dipeptide repeats inhibit starvation-induced autophagy through modulating BCL2–BECN1 interaction

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Acta Pharmaceutica Sinica B 2024年第5期14卷 2026-2038页

作者： Shiqiang Xu Qilian Ma Junwen Shen Ningning Li Shan Sun Nana Wang yang Chen Chunsheng dong Kin Yip Tam Jochen h.M.Prehn hongfeng Wang Zheng Ying Jiangsu Key Laboratory of Neuropsychiatric diseases and College of Pharmaceutical Sciences Soochow UniversitySuzhou 215123China MOE Key Laboratory of Geriatric diseases and Immunology College of Pharmaceutical SciencesSuzhou Medical College of Soochow UniversitySuzhou 215123China Jiangsu Province Engineering Research Center of Precision diagnostics and Therapeutics development Soochow UniversitySuzhou 215123China dept.of Physiology&Medical Physics and FUTURE-NEURO Research Centre Royal College of Surgeons in IrelandDublin D02 YN77Ireland Faculty of health Sciences University of MacaoTaipaMacao 999078China Insititutes of Biology and Medical Science Soochow UniversitySuzhou 215123China

Growing evidences indicate that dysfunction of autophagy contributes to the disease pathogenesis of amyotrophic lateral sclerosis(ALS)and frontotemporal dementia(FTd),two neurodegenerative *** GGGGCC·GGCCCC repeat RNA expansion in chromosome 9 open reading frame 72(C9orf72)is the most genetic cause of both ALS and *** to the previous studies,GGGGCC·GGCCCC repeat undergoes the unconventional repeat-associated non-ATG translation,which produces dipeptide repeat(dPR)*** there is a growing understanding that C9orf72 dPRs have a strong ability to harm neurons and induce C9orf72-linked ALS/FTd,whether these dPRs can affect autophagy remains *** the present study,we find that poly-GR and poly-PR,two arginine-containing dPRs which display the most cytotoxic properties according to the previous studies,strongly inhibit starvation-induced ***,our data indicate that arginine-rich dPRs enhance the interaction between BCL2 and BECN1/Beclin 1 by inhibiting BCL2 phosphorylation,therefore they can impair autophagic clearance of neurodegenerative disease-associated protein aggregates under starvation condition in ***,our study not only highlights the role of C9orf72 dPR in autophagy dysfunction,but also provides novel insight that pharmacological intervention of autophagy using SW063058,a small molecule compound that can disrupt the interaction between BECN1 and BCL2,may reduce C9orf72 dPR-induced neurotoxicity.

关键词： Amyotrophic lateral sclerosis Frontotemporal dementia C9orf72 Autophagy BCL2 BECN1/Beclin 1 dipeptide repeat Neurodegeneration

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