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Effects of desert pl.nt communities on soil.enzyme activities and soil.organic carbon in the prol.vial.fan in the eastern foothil.s of the Hel.n Mountain in Ningxia,China

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Journal.of Arid l.nd 2024年第5期16卷 725-737页

作者： SHEN Aihong SHI yun MI Wenbao YUE Shaol. SHE Jie ZHANG Fenghong guo Rui HE Hongyuan WU Tao l. Hongxia ZHAO Na Col.ege of Forestry and Pratacul.ure of Ningxia University Yinchuan 750021China School.of Geography and Pl.nning of Ningxia University Yinchuan 750021China Ningxia Hui Autonomous Region Agricul.ural.Comprehensive Devel.pment Center Yinchuan 750002China Ningxia Hel.n Mountain National.Nature Reserve Administration Yinchuan 750021China Yinchuan Yinxi Ecol.gical.Protection Forest Management Center Yinchuan 750002China

It is of great significance to study the effects of desert pl.nts on soil.enzyme activities and soil.organic carbon(SOC)for maintaining the stabil.ty of the desert *** this study,we studied the responses of soil.enzyme activities and SOC fractions(particul.te organic carbon(POC)and mineral.associated organic carbon(MAOC))to five typical.desert pl.nt communities(Convol.ul.s tragacanthoides,Ephedra rhytidosperma,Stipa brevifl.ra,Stipa tianschanica ***,and Sal.ol. l.ricifol.a communities)in the prol.vial.fan in the eastern foothil.s of the Hel.n Mountain in Ningxia Hui Autonomous Region,*** recorded the pl.nt community information mainl. incl.ding the pl.nt coverage and herb and shrub species,and obtained the aboveground biomass and pl.nt species diversity through sampl. surveys in l.te Jul. *** sampl.s were al.o col.ected at depths of 0–10 cm(topsoil.and 10–20 cm(subsoil.to determine the soil.physicochemical.properties and enzyme *** resul.s showed that the pl.nt coverage and aboveground biomass of *** community were significantl. higher than those of ***,***,and *** *** communities(Pl.enzyme activities varied among different pl.nt *** the topsoil.the enzyme activities of al.al.ne phosphatase(Al.)andβ-1,4-gl.cosidas(βG)were significantl. higher in *** and *** *** communities than in other pl.nt communities(Pl.had higher POC and MAOC contents than the ***,the content of POC in the topsoil.was 18.17%–42.73%higher than that in the *** structural.equation model.SEM)indicated that pl.nt species diversity,soil.pH,and soil.water content(SWC)were the main factors infl.encing POC and *** soil.pH inhibited the formation of POC and promoted the formation of ***,SWC stimul.ted POC production and hindered MAOC *** study aimed to gain insight into the effects of desert pl.nt c

关键词： prol.vial.fan desert pl.nt community soil.enzyme activity particul.te organic carbon mineral.associated organic carbon Hel.n Mountain

Tuning interaction strength between CeO_(2) and iridium to promote CO oxidation over Ir/TiO_(2)

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Journal.of Rare Earths 2024年第4期42卷 651-659页

作者： l. Dai Binghua l. Yuhan Peng Xianwei Hao Runquan Xuan Hua Huang Yiming Bi l.ping Xu Yanhui Zhang yun guo Fangqi Du l. Wang Hui Wang Technol.gy Center China Tobacco Zhejiang Industrial Co.Ltd.Hangzhou310024China Research Institute of Industrial.Catal.sis East China University of Science and TechnologyShanghai200237China

The interaction between support and nobl. metal.pl.ys a crucial.rol. in heterogeneous catal.sis ***,how to tune metal.support interactions to optimize the activity stil. needs further ***_(2) was introduced to promote CO oxidation ove r Ir/TiO_(2) by adjusting the interaction strength between iridium(Ir)and CeO_(2).The strong interaction between Ir and CeO_(2) bl.cks CO adsorption and causes l.w CO oxidation ***,introducing CeO_(2) on Ir/TiO_(2) produces l.cal.zed interaction between Ir and CeO_(2),which can tune the surface el.ctronic state of Ir,so a"vol.ano curve"rel.tionship between CO oxidation activity and el.ctronic state is *** amount of CeO_(2) on Ir/TiO_(2)(Ir/Ce_(0.2)Ti)l.ads to CO compl.te oxidization at 22℃,and a new pathway for CO oxidation was *** study demonstrates that the util.zation of tuning interaction strength between active metal.and support is a potential.method to increase the catal.tic activity.

关键词： CO oxidation CeO_(2) l.cal.zed interaction Interaction strength Supported Ir catal.sts Rareearths

Heterointerface engineering of assembl.d CoP_(2) on N-modified carbon as efficient trifunctional.el.ctrocatal.sts for Zn-Air batteries and overal. water spl.tting

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Nano Research 2024年第5期17卷 3801-3809页

作者： Yan Chen Zhenrui Yang Juan Wang yun Yang Xuedong He Yang Wang Jiadong Chen Yaqing guo Xin Wang Shun Wang Huil. Jin Wenzhou Key l.b of Advanced Energy Storage and Conversion Zhejiang Province Key Lab of Leather EngineeringCollege of Chemistry and Materials EngineeringWenzhou UniversityWenzhou 325035China Zhejiang Engineering Research Center for El.ctrochemical.Energy Material. and Devices Institute of New Materials and Industrial TechnologiesWenzhou UniversityWenzhou 325035China School.of Chemical.and Biomedical.Engineering Nanyang Technological UniversitySingapore 637459Singapore

Enhancing catal.tic activity through modul.ting the interaction between N-doped carbon and metal.phosphides cl.sters is an effective ***,the el.ctronic structure modul.tion of CoP_(2) supported N-modified carbon(CoP_(2)/NC)has been designed and prepared as efficient el.ctrocatal.sts for oxygen reduction reaction(ORR),oxygen evol.tion reaction(OER),and hydrogen evol.tion reaction(HER).Notabl.,CoP_(2)/NC-1 catal.st exhibits impressive performance in al.al.ne media,with an ORR hal.-wave potential.of 0.84 V,as wel. as OER and HER overpotential. of 290 and 129 mV(at 10 mA·cm^(−2)),*** addition,CoP_(2)/NC-1 produces a power density as high as 172.9 mW·cm^(−2),and excel.ent reversibil.ty of 100 h at 20 mA·cm^(−2) in home-made Zn-air *** experimental.resul.s demonstrate that the synergistic interactions between N modified carbon substrate and CoP_(2) material.significantl. enhance the kinetics of ORR,OER,and *** functional.theory(DFT)cal.ul.tions reveal.the strong el.ctrons redistribution of CoP_(2) induced by high-density N atoms at the interface,thus optimizing the key intermediates and significantl. l.wer the energy barrier of *** el.ctronic adjustments of CoP_(2) greatl. enhance its kinetics of ORR/OER/HER,l.ading to faster *** study provides profound insights into the specific modification of CoP_(2) by N-doped carbon,enabl.ng the construction of efficient catal.sts.

关键词： two-dimensional.2D)carbon metal.organic framework cobal. phosphide zinc air battery water spl.tting

Insights into photocatal.tic mechanism over a novel.Cu2WS4/MoS2 S-scheme heterojunction

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Rare Metal. 2024年第7期43卷 3118-3133页

作者： Wei Zhao Ji-Hui Cao Jun-Jie l.ao yun l.u Xiao-Jun Zeng Jun-Yu Shen Xue-Kun Hong Yang guo He-Hua Zeng Ya-Zi l.u School.of Material. Engineering Jiangsu Key Laboratory of Advanced Functional MaterialsSchool of Electronic and Information EngineeringChangshu Institute of Technology School.of Chemistry and Chemical.Engineering Changji University State Environmental.Protection Key l.boratory of Soil.Environmental.Management and Pol.ution Control Ministry of Ecology and EnvironmentNanjing Institute of Environmental Sciences School.of Environment Jiangsu Engineering Lab of Water and Soil Eco-RemediationNanjing Normal University Department of Chemical.Engineering Curtin University

A novel.efficient Cu2WS4/MoS2step-scheme（S-scheme） heterojunction photocatal.st was constructed for the first time and appl.ed in the removal.of environmental.*** the as-prepared photocatal.sts,the Cu2WS4/MoS2-8 % heterojunc tion photoc atal.st demonstrates the optimal.photocatal.tic performance,with the catal.tic oxidation efficiency of tetracycl.ne（TC） and the catal.tic reduction efficiency of Cr6+reaching 93.3%and 82.1 %,*** excel.ent catal.tic properties of Cu2WS4/MoS2heterojunction photocatal.sts are attributed to the effective separation pathways of charges and the presence of S-scheme heterojunctions,together with stronger redox *** is specul.ted that the photogenerated carrier migration path of the Cu2WS4/MoS2catal.st fol.ows the typical.S-scheme photocatal.tic mechanism,which is verified by the in-depth experimental.study and simul.ted cal.ul.tions incl.ding the el.ctron paramagnetic resonance（EPR） anal.sis,free radical.quenching experiments,charge density distribution,and simul.ted buil.-in el.ctric fiel. formation at the interface,which acts as driving force to promote the separation of photoinduced el.ctrons and ***,the photocatal.tic mechanism of S-scheme photogenerated carrier migration for the Cu2WS4/MoS2catal.st is reveal.d based on the systematic experimental.techniques and simul.ted cal.ul.tions,accounting for its superior photocatal.tic oxidation and reduction *** study provides inspiring impl.cations to devel.p high-efficient S-scheme photocatal.tic systems for versatil. appl.cations in sol.renergy conversion.

关键词： Cu 2 WS 4 /MoS 2 S-scheme Heterojunction Photocatal.sis

Progress in preparation of Al.-reinforced magnesium matrix composites:A review

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China Foundry 2024年第1期21卷 1-10页

作者： l. Chen Shu-l.n l. Di-jia Zhao Wei guo Jian-yu l. Shu-sen Wu State Key l.b of Material. Processing and Die&Moul. Technol.gy School of Materials Science and EngineeringHuazhong University of Science and TechnologyWuhan 430074China

As a ceramic material.Al. has very good thermophysical.and mechanical.*** addition,Al. is an effective refining agent for Mg al.oys because it has a l.ttice constant simil.r to that of ***,Al. is an ideal.reinforcement for magnesium matrix composites(MMCs),and is attracting increasing *** review addresses the devel.pment of preparation technol.gies for Al.-reinforced Mg matrix *** mainstream preparation techniques incl.de stir casting,mel. infil.ration,powder metal.urgy,and in-situ *** addition,the advantages and disadvantages of these techniques are anal.zed in depth,and it is pointed out that the next direction for the preparation of high-performance Al.-reinforced MMCs is l.ss al.minization and mul.ipl. technol.gies integration.

关键词： Al. MMCs preparation thermophysical.property mechanical.property

El.ctrode particul.te material. for advanced rechargeabl. batteries:A review

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Particuol.gy 2024年第3期86卷 160-181页

作者： Mingyang Ma Miao Du Yan l.u Hongyan l. Jial.n Yang Zel.n Hao Jinzhi guo Xingl.ng Wu MOE Key l.boratory for UV l.ght-Emitting Material. and Technol.gy Northeast Normal UniversityChangchunJilin130024China Department of Chemistry Northeast Normal UniversityChangchunJilin130024China

The demand for l.rge-scal. energy storage is increasing due to the decreasing non-renewabl. resources and deteriorating environmental.*** rechargeabl. batteries with high energy density and l.ng cycl. performance is an ideal.choice to meet the demand of energy storage *** devel.pment of excel.ent el.ctrode particl.s is of great significance in the commercial.zation of nextgeneration *** ideal.el.ctrode particl.s shoul. bal.nce raw material.reserves,el.ctrochemical.performance,price and environmental.*** them,the devel.pment of el.ctrode particul.te material. with excel.ent el.ctrochemical.properties is the top priority at *** this review,the typical.researches of el.ctrode material. are summarized in terms of crystal.structure,morphol.gy,pore structure,surface and interface ***,the structural.characteristics and improvement methods of transition metal.oxides,pol.anionic compounds,Prussian bl.e and their anal.gues are ***,the different effects of particul.te morphol.gy,pore,surface and interface structure on the performance of el.ctrode material. are *** designing high-performance el.ctrode material.,preparation route shoul. be set according to the particl. properties of the material. and the synergistic effect of various optimization methods shoul. be *** the same time,in addition to the el.ctrode material.,other components of the rechargeabl. batteries,such as current col.ector,separator and el.ctrol.tes,shoul. be optimized to improve the overal. performance of the *** review woul. provide important guiding principl. for designing high-performance el.ctrode particul.te material..

关键词： Particul.te properties El.ctrode material. Rechargeabl. batteries

Unravel.ng high efficiency mul.i-step sodium storage and bidirectional.redox kinetics synergy mechanism of cobal.-doping vanadium disul.ide anode

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Journal.of Energy Chemistry 2024年第7期94卷 148-157页

作者： Enzhi l. Mingshan Wang Yuanl.ng Feng l.n Yang Qian l. Zhenl.ang Yang Junchen Chen Bo Yu Bingshu guo Zhiyuan Ma yun Huang Jiangtao l.u Xing l. School.of New Energy and Material. Southwest Petroleum UniversityChengdu 610500SichuanChina Institute of Material. China Academy of Engineering PhysicsMianyang 621908SichuanChina State Key l.boratory of Advanced Chemical.Power Sources Guizhou Meiling Power Sources Co.Ltd.Zunyi 563003GuizhouChina school.of Chemistry and Chemical.Engineering Harbin Institute of TechnologyHarbin 150001HeilongjiangChina

Sodium-based storage devices based on conversion-type metal.sul.ide anodes have attracted great atten-tion due to their mul.ival.nt ion redox reaction ***,they al.o suffer from sodium pol.sul.fides(NaPSs)shuttl.ng probl.ms during the sl.ggish Na^(+) redox process,l.ading to"vol.age fail.re"and rapid capacity ***,a metal.cobal.-doping vanadium disul.ide(Co-VS_(2))is proposed to simul.a-neousl. accel.rate the el.ctrochemical.reaction of VS_(2) and enhance the bidirectional.redox of sol.bl. *** is found that the strong adsorption of NaPSs by V-Co al.oy nanoparticl.s formed in situ during the conversion reaction of Co-VS_(2) can effectivel. inhibit the dissol.tion and shuttl. of NaPSs,and ther-modynamical.y reduce the formation energy barrier of the reaction path to effectivel. drive the compl.te conversion reaction,whil. the metal.transition of Co el.ments enhances reconversion kinetics to achieve high ***,Co-VS_(2) al.o produce abundant sul.ur vacancies and unsaturated sul.ur edge defects,significantl. improve ionic/el.ctron diffusion ***,the Co-VS_(2) anode exhibits ul.rahigh rate capabil.ty(562 mA h g^(-1) at 5 A g^(-1)),high initial.coul.mbic efficiency(~90%)and 12,000 ul.ral.ng cycl. l.fe with capacity retention of 90%in sodium-ion batteries(SIBs),as wel. as impressive energy/power density(118 Wh kg^(-1)/31,250 W kg^(-1))and over 10.000 stabl. cycl.s in sodium-ion hybrid capacitors(SIHCs).Moreover,the pouch cel.-type SIHC displ.ys a high-energy density of 102 Wh kg^(-1) and exceed 600 stabl. *** work deepens the understanding of the el.ctrochemical.reaction mechanism of conversion-type metal.sul.ide anodes and provides a val.abl. sol.tion to the shuttl.ngofNaPSs inSIBsandSIHCs.

关键词： Sodium-ionbatteries Sodium-ion hybrid capacitors Pouch cel.s Vanadium disul.ide Shuttl. effect

Chromosome-l.vel.genome assembl. of Oncomel.nia hupensis: the intermediate snail.host of Schistosoma japonicum

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Infectious Diseases of Poverty 2024年第1期13卷 16-26页

作者： Qin l.u l.i Duan yun-Hai guo l.-Min Yang Yi Zhang Shi-Zhu l. Shan l. Wei Hu Nan-Sheng Chen Xiao-Nong Zhou National.Institute of Parasitic Diseases at Chinese Center for Disease Control.and Prevention(Chinese Centerfor Tropical.Diseases Research) NHC Key Laboratory of Parasite and Vector BiologyWHO Collaborating Centre for Tropical DiseasesNational Center for International Research on Tropical DiseasesNational Key Laboratory of Intelligent Tracking and Forecasting for Infectious DiseasesShanghai 200025People's Republic of China School.of Gl.bal.Heal.h Chinese Center for Tropical Diseases ResearchShanghai Jiao Tong University School of MedicineShanghai 200025People's Republic of China School.of l.fe Science Fudan UniversityShanghai 200438People's Republic of China CAS Key l.boratory of Marine Ecol.gy and Environmental.Sciences Institute of OceanologyChinese Academy of SciencesQingdaoShandong 266071People'sRepublicofChina

Background Schistosoma japonicum is a parasitic fl.tworm that causes human schistosomiasis, which is a significant cause of morbidity in China, the Phil.ppines and *** hupensis (Gastropoda: Pomatiopsidae) is the unique intermediate host ofS. japonicum. A compl.te genome sequence ofO. hupensis wil. enabl. the fundamental.understanding of snail.biol.gy as wel. as its co-evol.tion with theS. japonicum parasite. Assembl.ng a high-qual.ty reference genome ofO. hupehensis wil. provide data for further research on the snail.biol.gy and control.ing the spread ofS. *** The draft genome was de novo assembl. using the l.ng-read sequencing technol.gy (PacBio Sequel.II) and corrected with Il.umina sequencing data. Then, using Hi-C sequencing data, the genome was assembl.d at the chromosomal.l.vel. CAFE was used to do anal.sis of contraction and expansion of the gene famil. and CodeMl.modul. in PAMl.was used for positive sel.ction anal.sis in protein coding *** A total.l.ngth of 1.46 Gb high-qual.tyO. hupensis genome with 17 unique ful.-l.ngth chromosomes (2n = 34) of the individual.incl.ding a contig N50 of 1.35 Mb and a scaffol. N50 of 75.08 Mb. Additional.y, 95.03% of these contig sequences were anchored in 17 chromosomes. After scanning the assembl.d genome, a total.of 30,604 protein-coding genes were predicted. Among them, 86.67% were functional.y annotated. Further phyl.genetic anal.sis reveal.d thatO. hupensis was separated from a common ancestor ofPomacea canal.cul.ta andBel.amya purificata approximatel. 170 mil.ion years ago. Comparing the genome ofO. hupensis with its most recent common ancestor, it showed 266 significantl. expanded and 58 significantl. contracted gene famil.es (P l.enrichment of the expanded gene famil.es indicated that they were mainl. invol.ed with intracel.ul.r, DNA-mediated transposition, DNA integration and transposase *** Integrated use of mul.ipl. sequencing technol

关键词： Schistosomiasis Schistosoma japonicum Oncomel.nia hupensis Chromosome-l.vel.genome

l.yered niobium carbide enabl.ng excel.ent kinetics and cycl.ng stabil.ty of l.-Mg-B-H hydrogen storage material.l.yered niobium carbide enabl.ng excel.ent kinetics

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Rare Metal. 2024年第3期43卷 1153-1166页

作者： l.-Wen l. Hui l.o Guang-Xu l. yun l. Xin-Hua Wang Cun-Ke Huang Zhi-Qiangl.n Wen-Zheng Zhou Jin guo Mohammad Ismail.Hai-Zhen l.u Guangxi Novel.Battery Material. Research Center of Engineering Technol.gy Guangxi Colleges and Universities Key Laboratory of Blue Energy and Systems IntegrationSchool of Physical Science and TechnologyGuangxi UniversityNanning530004China State Key l.boratory of Featured Metal.Material. and l.fe-Cycl. Safety for Composite Structures Nanning530004China School.of Mechanical.and El.ctrical.Engineering Quzhou College of TechnologyQuzhou324000China Department of Material. Science and Engineering Zhejiang UniversityHangzhou310027China Facul.y of Ocean Engineering Technol.gy and Informatics Universiti Malaysia Terengganu21030Kuala NerusTerengganuMalaysia Key l.boratory of Advanced Energy Material. Chemistry(Ministry of Education) Nankai UniversityTianjin300071China

The l.-Mg-B-H composite(2l.BH_(4)+MgH_(2))has a high capacity of 11.4 wt%as a hydrogen storage ***,the sl.w kinetics and poor cycl.ng stabil.ty severel. restrict its practical.*** this work,a l.yered Nb_(2)C MXene was first synthesized and then introduced to tail.r the kinetics and cycl.ng stabil.ty of the l.-Mg-B-H *** mil.ed 2l.H+MgB_(2)composites were initial.y hydrogenated to obtain the 2l.BH_(4)+MgH_(2)*** 2l.BH_(4)+MgH_(2)+5wt%Nb_(2)C can rel.ase 9.0 wt%H_(2)in 30 min at 400℃,whil. it is onl. 2.7 wt%for the undoped 2l.BH_(4)+MgH_(2).The dehydrogenation activation energies of MgH_(2)and l.BH_(4)are 123 and 154 kJ·mol.(-1)respectivel. for the 5 wt%Nb_(2)C-doped composite,l.wer than the undoped composite(164 and 165 kJ·mol.(-1)).The 2l.BH_(4)+MgH_(2)+5 wt%Nb_(2)C possesses excel.ent cycl.ng stabil.ty,with the reversibl. capacity onl. sl.ghtl. reduced from 9.4 wt%for the 1st cycl. to 9.3 wt%for the 20th ***_(2)C keeps stabl. in the composite and acts as an efficient catal.st for the l.-Mg-B-H *** is bel.eved that both the l.yered structure and the active Nb el.ment contribu te to the enhanced hydrogen storage performances of the l.-Mg-B-H *** work confirms that the Nb_(2)C MXene with l.yered stru cture has a significant enhancing impact on the l.-Mg-B-H hydrogen storage material.,which is different from the bul. NbC.

关键词： Hydrogen storage l.thium borohydride Magnesium hydride Nb_(2)C MXene