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A f.cile Li_(2)TiO_(3) Surf.ce Modif.cation to Improve the Structure Stability and Electrochemical Perf.rmance of.f.ll Concentration Gradient Li-Rich Oxides

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Energy & Environmental materials 2024年第3期7卷 41-48页

作者： Naif.ng Hu Yuan Yang Lin Li Yuhan Zhang Zhiwei Hu Lan Zhang Jun ma Guanglei Cui Qingdao Industrial Energy Storage Research Institute Qingdao Institute of Bioenergy and Bioprocess TechnologyChinese Academy of SciencesQingdao 266101China Institute of.materials Science and Engineering Ocean University of ChinaQingdao 266100China School of.f.ture Technology University of Chinese Academy of SciencesBeijing 100049China max Planck Institute f.r Chemical Physics of.Solids Nothnitzer Strasse 40Dresden D-01187Germany CAS Key Laboratory of.Green Process and Engineering Beijing Key Laboratory of Ionic Liquids Clean ProcessState Key Laboratory of Multiphase Complex SystemsInstitute of Process EngineeringChinese Academy of SciencesBeijing 100190China Shandong Energy Institute Qingdao 266101China

f.ll concentration gradient lithium-rich layered oxides are catching lots of.interest as the next generation cathode f.r lithium-ion batteries due to their high discharge voltage,reduced voltage decay and enhanced rate perf.rmance,whereas the high lithium residues on its surf.ce impairs the structure stability and long-term cycle ***,a f.cile multif.nctional surf.ce modif.cation method is implemented to eliminate surf.ce lithium residues of.f.ll concentration gradient lithium-rich layered oxides by a wet chemistry reaction with tetrabutyl titanate and the post-annealing *** realizes not only a stable Li_(2)TiO_(3)coating layer with 3D dif.usion channels f.r f.st Li^(+)ions transf.r,but also dopes partial Ti^(4+)ions into the sub-surf.ce region of.f.ll concentration gradient lithium-rich layered oxides to f.rther strengthen its crystal ***,the modif.ed f.ll concentration gradient lithium-rich layered oxides exhibit improved structure stability,elevated thermal stability with decomposition temperature f.om 289.57℃to 321.72℃,and enhanced cycle perf.rmance(205.1 mah g^(-1)af.er 150 cycles)with slowed voltage drop(1.67 mV per cycle).This work proposes a f.cile and integrated modif.cation method to enhance the comprehensive perf.rmance of.f.ll concentration gradient lithium-rich layered oxides,which can f.cilitate its practical application f.r developing higher energy density lithium-ion batteries.

关键词： f.ll concentration gradient lithium-rich layered oxides structure stability surf.ce modif.cation

Litter quality and decomposer complexity co-drive ef.ect of.drought on decomposition

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f.rest Ecosystems 2024年第3期11卷 329-338页

作者： Shumei Wang Junwei Luan Siyu Li Jinhao ma Lin Chen Yi Wang Shirong Liu Sanya Research Base International Centre for Bamboo and RattanSanya572022China Institute of.Resources and Environment Key Laboratory of Bamboo and Rattan Science and Technology of National Forestry and Grassland AdministrationInternational Centre for Bamboo and RattanBeijing100102China Key Laboratory of.f.rest Ecology and Environment of.National f.restry and Grassland Administration Ecology and Nature Conservation InstituteChinese Academy of ForestryBeijing100091China Experimental Center of.Tropical f.restry Chinese Academy of ForestryPingxiang532600China Institute of.Qinghai-Tibetan Plateau Southwest Minzu UniversityChengdu610041China

Litter decomposition is key to ecosystem carbon(C)and nutrient cycling,but this process is anticipated to weaken due to projected more extensive and prolonged *** how litter quality and decomposer community complexity regulate decomposition in response to drought is less ***,in a f.ve-year manipulative drought experiment in a.ma.son pine f.rest,leaf.litter f.om f.ur subtropical tree species(Quercus grif.thii Hook.f.&Thomson ex Miq.,Acacia.ma.gium Willd.,Pinus massoniana Lamb.,Castanopsis hystrix Miq.)representing dif.erent qualities was decomposed f.r 350 d in litterbags of.three dif.erent mesh sizes(i.e.,0.05,1,and 5 mm),respectively,under natural conditions and a 50%throughf.ll rain exclusion *** of.increasing mesh sizes discriminate decomposer communities(i.e.,microorganisms,microorganisms and mesof.una,microorganisms and meso-and macrof.una)that access the litter and represent an increasing *** amount of.litter C and nitrogen(N)loss,and changes in their ratio(C/N_(loss)),as well as small and medium-sized decomposers including microorganisms,nematodes,and arthropods,were *** f.und that drought did not af.ect C and N loss but decreased C/N_(loss)(i.e.,decomposer N use ef.iciency)of.leaf.litter irrespective of.litter quality and decomposer ***,changes in the C/N_(loss)and the drought ef.ect on C loss were both dependent on litter quality,while drought and decomposer complexity interactively af.ected litter C and N *** decomposer community complexity enhanced litter decomposition and allowing additional access of.meso-and macro-f.una to litterbags mitigated the negative drought ef.ect on the microbial-driven ***,both the increased diversity and altered trophic structure of.nematode due to drought contributed to the mitigation ef.ects via cascading *** results show that litter quality and soil decomposer community complexity co-drive the ef.ect of

关键词： Arthropod Drought Decomposer community Nutrient cycling Nematode

Ef.ects of.arbuscular mycorrhizal f.ngi on zinc uptake,translocation and accumulation in winter wheat during whole plant growth stages

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Pedosphere 2024年第2期34卷 374-384页

作者： Jing YANG Chuangye ZhaNG Yif.n LIU Yuanzhe ma Xiangyao WU Jun CAI f.yong WU College of.Natural Resources and Environment Northwest A&F UniversityYangling 712100China Key Laboratory of.Plant Nutrition and Agricultural Environment of.Northwest of.Ministry of.Agriculture Yangling 712100China

Although arbuscular mycorrhizal f.ngi(AMf.could play important roles in zinc(Zn)uptake in host plants,the ef.ects of.AMf.on Zn uptake and transport in winter wheat during the whole growth stages remain unclear.A pot experiment was conducted to investigate the ef.ects of.f.nnelif.rmis mosseae(f.)and Claroideoglomus etunicatum(Ce)on Zn absorption,transport,and accumulation in winter wheat growing in soils spiked with dif.erent Zn levels(0,2.5,and 25 mg kg^(-1)).The results showed that there was a signif.cant correlation between mycorrhizal colonization rate and Zn absorption ef.iciency in winter wheat roots during the post-anthesis period,but there was no signif.cant correlation during the pre-anthesis *** mycorrhizal f.ngi signif.cantly increased Zn concentrations(0.56–1.58 times)in wheat grains under 0 mg kg^(-1)Zn level,but decreased Zn concentrations in wheat grains under 25 mg kg^(-1)Zn ***,at the f.lling and maturity stages,AMf.increased Zn absorption rate and the contribution of.root Zn uptake to grain Zn by 3–14 and 0.36–0.64 times,respectively,under 0 mg kg^(-1)Zn level and 0.21–1.02 and 0.27–0.37 times,respectively,under 2.5 mg kg^(-1)Zn ***,AMf.decreased root Zn absorption rate(0.32–0.61 times)and increased the contribution of.Zn remobilization in vegetative tissues to grain Zn(1.69–2.01 times)under 25 mg kg^(-1)Zn *** study would complement the mechanisms and ef.ects of.AMf.on Zn absorption and transport in winter wheat and provide a potential method f.r the application of.AMf.to enrich wheat grain Zn.

关键词： grain Zn source mycorrhizal response post-anthesis period Zn absorption rate Zn remobilization

Yr5-virulent races of.Puccinia striif.rmis *** possess relative parasitic f.tness higher than current main predominant races and potential risk

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Journal of.Integrative Agriculture 2024年第8期23卷 2674-2685页

作者： Gensheng Zhang Mudi Sun Xinyao ma Wei Liu Zhimin Du Zhensheng Kang Jie Zhao State Key Laboratory of.Crop Resistance and High-Ef.iciency Production College of Plant ProtectionNorthwest A&F UniversityYangling 712100China

Wheat stripe rust,caused by Puccinia striif.rmis ***(Pst),is one of.the most destructive f.ngal diseases of.wheat,and seriously threatens saf. production of.the crop *** China,new races historically appeared and rapidly developed to be predominant races and have resulted in inef.ectiveness and replacement of.wheat resistance cultivars as well as massive reduction in *** the present study,the relative parasitic f.tness of.the two newlyemerged Yr5-virulent races(TSA-6 and TSA-9)were compared with those of.f.ur currently predominant Chinese races(CYR31,CYR32,CYR33,and CYR34)based on evaluation on 10 Chinese wheat *** a result,there were signif.cant dif.erences in the relative parasitic f.tness parameters among overall tested races based on multiple comparison(LSD)analysis(Pf.overall parasitic f.tness parameters indicated that the sporulation ability,inf.ction and spore survivability,expansion capacity,and potential pathogenicity were the most important parasitic f.tness attributes of.the tested *** on the establishment of.extracted three principal components and a comprehensive f.ctor score mathematical models,evaluations of.the parasitic f.tness attributes of.tested races showed that the level of.relative parasitic f.tness of.the tested six races was:CYR32(1.15)>TSA-9(0.95)>TSA-6(0.92)>CYR34(0.29)>CYR31(–1.54)>CYR33(–1.77).The results indicated that two Yr5-virulent races TSA-9 and TSA-6 possessed relative parasitic f.tness higher than races CYR34,CYR31,and CYR33,but lower than race CYR32,and have potential risks in developing to be predominant ***,continual monitoring of.both Yr5-virulent races,and their variants is *** use of.wheat cultivars(lines)with Yr5 resistance gene singly in wheat breeding is essential f.r being avoided,and is suggested to combine with other ef.ective stripe rust resistance genes.

关键词： wheat stripe rust Puccinia striif.rmis f.sp.tritici parasitic f.tness Yr5 new race

Laboratory and numerical modelling of.irrigation inf.ltration and nitrogen leaching in homogeneous soils

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Pedosphere 2024年第1期34卷 146-158页

作者： Lei WU Ruizhi LI Yan WANG Zongjun GUO Jiaheng LI hang YANG Xiaoyi ma Key Laboratory of.Agricultural Soil and Water Engineering in Arid and Semiarid Areas Ministry of EducationNorthwest A&F UniversityYangling 712100China Blackland Research and Extension Center Texas A&M AgriLife ResearchTexas A&M UniversityTemple TX 76502USA State Key Laboratory of.Soil Erosion and Dryland f.rming on the Loess Plateau Northwest A&F UniversityYangling 712100China College of.Water Resources and Architectural Engineering Northwest A&F UniversityYangling 712100China

Nitrogen (N) plays a key role in crop growth and production;however,data are lacking especially regarding the interaction of.biochar,grass cover,and irrigation on N leaching in saturated soil *** soil columns with 20-cm diameter and 60-cm height were designed to characterize the ef.ects of.dif.erent grass cover and biochar combinations,i.e.,bare soil+0%biochar (control,CK),perennial ryegrass+0%biochar (C1),f.stuca arundinacea+0%biochar (C2),perennial ryegrass+1%biochar (C3),perennial ryegrass+2%biochar (C4),perennial ryegrass+3%biochar (C5),***+1%biochar (C6),***+2% biochar (C7),and ***+3%biochar (C8),on periodic irrigation inf.ltration and N leaching in homogeneous loess soils f.om July to December *** in CK were 10.2%–35.3%higher than those in C1 and *** perennial ryegrass and *** decreased the volumes of.leachates and delayed the leaching process in the 1%,2%,and 3%biochar treatments,and the vertical leaching rate decreased with biochar *** N leaching losses were concentrated in the f.rst f.w leaching tests,and both total N (TN) and nitrate (NO_(3)^(-))-N concentrations in CK and C1–C8 decreased with increasing leaching test *** addition (1%,2%,and 3%) could f.rther reduce the leaching risk of.NO_(3)^(-)-N and the NO_(3)^(-)-N loss decreased with biochar ***,compared to 1%biochar,2% biochar promoted the leaching of.TN under both grass cover *** N leaching losses in CK,C1,C2,C3,C4,C6,and C7 were primarily in the f.rm of.NO_(3)^(-)-*** these treatments,CK,C1,and C2had the highest cumulative leaching f.actions NO_(3)^(-)-N (>90%),f.llowed by those in C3,C4,C6,and C7 (>80%).The cumulative leaching f.action of.NO_(3)^(-)-N decreased with increasing leaching test times and biochar addition,and 3%biochar addition (i.e.,C5 and C8) reduced it to approximately 50%.The one-dimensional advective-dispersive-reactive transport equation can be used as an ef.ective nume

关键词： leaching loss nitrate nitrogen biochar grass cover analytical modelling

Interdigital MnO_(2)/PEDOT Alternating Stacked Microelectrodes f.r High-Perf.rmance On-Chip Microsupercapacitor and Humidity Sensing

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Energy & Environmental materials 2024年第2期7卷 257-267页

作者： Muha.ma. Tahir Lihong Li Liang He Zhongyuan Xiang Zeyu ma Waqas Ali haider Xiaoqiao Liao Yanlin Song Key Laboratory of.Green Printing CAS Research/Education Centre for Excellence in Molecular SciencesInstitute of Chemistry Chinese Academy of Sciences(ICCAS)Beijing 100190China School of.Mechanical Engineering Sichuan UniversityChengdu 610065China A.S.Chemical Laboratories Inc. Concord L4K 4M4ON Canada

f.r microelectronic devices,the on-chip microsupercapacitors with f.cile construction and high perf.rmance,are attracting researchers'prior consideration due to their high compatibility with modern ***,we proposed interchanging interdigital Au-/MnO_(2)/polyethylene dioxythiophene stacked microsupercapacitor based on a microf.brication process f.llowed by successive electrochemical *** stacked conf.guration of.two pseudocapacitive active microelectrodes meritoriously leads to an enhanced contact area between MnO_(2)and the conductive and electroactive layer of.polyethylene dioxythiophene,hence providing excellent electron transport and dif.usion pathways of.electrolyte ions,resulting in increased pseudocapacitance of.MnO_(2)and polyethylene *** stacked quasi-solid-state microsupercapacitors delivered the maximum specif.c capacitance of.43 mf.cm^(-2)(211.9 f.cm^(-3)),an energy density of.3.8μWh cm^(-2)(at a voltage window of.0.8 V)and 5.1μWh cm^(-2)(at a voltage window of.1.0 V)with excellent rate capability(96.6%at 2 ma cm^(-2))and cycling perf.rmance of.85.3%retention of.initial capacitance af.er 10000 consecutive cycles at a current density of.5 ma cm^(-2),higher than those of.ever reported polyethylene dioxythiophene and MnO_(2)-based planar *** f.om the f.vorable morphology,bilayer microsupercapacitor is utilized as a f.exible humidity sensor with a response/relaxation time superior to those of.some commercially available integrated *** strategy will be of.signif.cance in developing high-perf.rmance on-chip integrated microsupercapacitors/microsensors at low cost and environment-f.iendly routes.

关键词： electrochemical polymerization microsensor microsupercapacitor stacked microelectrode

A multiple f.ame-retardant,early f.re-warning,and highly sensitive thread-shaped all-f.bric-based piezoresistive sensor

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Science China(Technological Sciences) 2024年第4期67卷 1151-1159页

作者： LI Weibiao ZhaNG Shuai ma ShuQi WANG JiaCheng WANG Huan YANG QiRong SONG YongTao ZHU Jie North China Institute of.Aerospace Engineering Langfang 065000China Langf.ng f.re and Rescue Division of.Hebei Province Langfang 065000China School of.Inf.rmation Science and Engineering Xinjiang College of Science and TechnologyKorla 841000China

In the artif.cial intelligence age,multif.nctional and intelligent f.reproof.f.bric-based electronics are urgently ***,a novel thread-shaped all-f.bric-based piezoresistive sensor(denoted as TAf.S)with properties such as f.ame retardancy,f.rewarning,and piezoresistivity is proposed,which is composed of.an inner nickel-plated f.bric electrode,a multif.nctional double helix f.bric,and an external f.ame-retardant encapsulation *** to the multiple f.ame-retardant properties of.glass f.ber tubular f.bric,aminated carbon nanotubes(ACNTs),and ammonium polyphosphate,the char residue of.the TAf.S reaches40.3 wt%at 800℃.In addition,the heat-sensitive ef.ect of.ACNTs during combustion causes a rapid decrease in the TAf.S resistance,triggering the f.re alarm system within 2 ***,benef.ting f.om the f.rce-sensitive behavior of.the double helix layer and tightly wrapped pattern of.the external heat-shrinkable tubular f.bric,TAf.S demonstrated a high sensitivity of..40 kPa^(-1)(0–5.81 k Pa)and good stability f.r 10000 *** its excellent f.ame resistance,high sensitivity,and agreeable stability,the developed TAf.S can be integrated into f.re suits to monitor the exercise training process and the external f.re *** work of.ers a novel approach f.r f.bricating all-f.bric-based piezoresistive sensors in the f.ture f.r f.re prevention and f.re alarms,with promising applications in f.re protection,the Internet of.Things,and smart apparel.

关键词： all-f.bric piezoresistive sensor multiple f.ame retardancy agile f.re-warning high sensitivity

Unveiling an S-scheme f.Co_(3)O_(4)@Bi_(2)WO_(6) heterojunction f.r robust water purif.cation

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eScience 2024年第1期4卷 104-113页

作者： Linhan Jian Guowen Wang Xinghui Liu Hongchao ma School of.Light Industry&Chemical Engineering Dalian Polytechnic UniversityNo.1 QinggongyuanGanjingzi DistrictDalian 116034People's Republic of China Department of.Chemistry Sungkyunkwan University(SKKU)Jangan-GuSuwon 16419Republic of Korea Division of.Research and Development Lovely Professional UniversityPhagwaraIndia Science and Technology on Aerospace Chemical Power Laboratory Xiangyang 441003People's Republic of China Hubei Institute of.Aerospace Chemotechnology Xiangyang 441003People's Republic of China

Devising a desirable nano-heterostructured photoelectrode based on the charge transf.r kinetics mechanism is a pivotal strategy f.r implementing ef.icient photoelectrocatalytic(PEC)technology,since the charge separation and utilization ef.iciency of.a photoelectrode is critical to its PEC ***,we f.bricate a f.Co_(3)O_(4)@Bi_(2)WO_(6) core–shell hetero-array photoanode by coupling Bi_(2)WO_(6) nanosheets with f.Co_(3)O_(4) nanowires using a simple solvothermal solution *** three-dimensional hierarchical heterostructure has a homogeneous chemical interf.ce,helping it to promote an S-scheme-based carrier transport kinetics and maintain excellent cycling *** density dif.erence calculations verif. the electron migration trend f.om f.Co_(3)O_(4) to Bi_(2)WO_(6) upon hybridization and the f.rmation of.an internal electric f.eld in the heterojunction,consistent with the S-scheme mechanism,which is identif.ed by in situ irradiation X-ray photoelectron spectroscopy and by ultraviolet photoelectron *** optimized f.Co_(3)O_(4)@Bi_(2)WO_(6)-2 photoelectrode achieves high carrier utilization ef.iciency and exhibits superior PEC degradation perf.rmance f.r various organic pollutants,including reactive brilliant blue KN-R,rhodamine B,sulf.methoxazole,and bisphenol *** work not only reveals that f.Co_(3)O_(4)@Bi_(2)WO_(6)-2 is ef.ective f.r PEC water remediation but also provides a strategy to enhance carrier transport kinetics by designing binary oxides.

关键词： S-scheme Internal electric f.eld Bi_(2)WO_(6) Water purif.cation Photoelectrocatalysis

Paenarthrobacter nitroguajacolicus can promote cucumber growth and control cucumber corynespora leaf.spot

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f.ontiers of.Agricultural Science and Engineering 2024年第3期11卷 485-498页

作者： Min LI Yahui HUANG Xiaomin DONG Xu ZhaNG Qing ma College of.Horticulture South China Agricultural UniversityGuangzhou 510642China State Key Laboratory of.Crop Stress Biology f.r Arid Areas/College of.Plant Protection Northwest A&F UniversityYangling 712100China College of.f.restry and Landscape Architecture South China Agricultural UniversityGuangzhou 510642China

Currently,the disease control in cucumber mainly depends on agrochemicals,which is not an environmentally benign *** bacteria not only resist plant pathogens but also promote plant growth,which is ecof.iendly and sustainable option.A biocontrol bacterial strain BJ-5 was screened using Corynespora cassiicola as the target pathogen,and BJ-5 was determined to be Paenarthrobacter nitroguajacolicus by morphological and molecular *** ef.ect of.BJ-5 on *** was studied,including the spore germination,cell membrane permeability and inf.cted ***-5 inhibited the germination of.*** spores in vitro and led to atrophy and def.rmation of.the *** budding ***-5 caused the relative extracellular conductivity of.*** mycelia to increase compared with the ***,BJ-5 reduced the severity of.cucumber corynespora leaf.spot of.cucumber inf.cted with *** inhibition ef.icacy of.BJ-5 suspension as a f.liar spray against cucumber corynespora leaf.spot reached 63%inhibition,which is higher than a 5000-f.ld dilution of.Luna-Son SC *** addition,BJ-5 was tested on the emergence of.cucumber seedlings,recording the biomass and photosynthesis of.cucumber during the growth ***-5 at 1.5×10^(5)Cf.·mL^(−1)promoted the germination of.cucumber seeds and increased biomass and photosynthesis at the adult plant ***,the secondary metabolites of.BJ-5 were ***-5 could produce chitinases,siderophore,cellulase,amylase and protease in the respective ***,adaptation assay of.BJ-5 showed good salt tolerance and good adaptability in alkaline conditions,and that BJ-5 retains inhibition of.f.ngi activity at higher *** is the f.rst report of.the biocontrol by *** with antagonism to *** and promote cucumber *** study indicates that *** may serve as potential biocontrol agents against cucumber corynespora leaf.spot f.ngu

关键词： Adaptability antagonistic bacterium disease resistance growth promotion secondary metabolite