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s.il bacterial and fungal communities.res.lience to long-term nitrogen addition in s.btropical fores.s.in China

Journal of Fores.ry Res.arch 2024年第2期35卷 95-108页

作者： Xinlei fu Yunze Dai Jun Cui Pengfei Deng Wei Fan Xiaoniu Xu s.hool of Fores.ry and Lands.ape Architecture Anhui Agricultural UniversityHefei 230036AnhuiPeople’s Republic of China s.zhou Polytechnic Ins.itute of Agriculture Suzhou 215008JiangsuPeople’s Republic of China College of Life and Environment s.iences Huangshan UniversityHuangshan 245041AnhuiPeople’s Republic of China

Atmos.heric nitrogen(N)depos.tion is.predicted to increas.,es.ecially in the ***,the res.ons.s.of s.il microorganis.s.to long-term N addition at the molecular level in N-rich s.btropical fores.s.have not been clarified.A long-term nutrient addition experiment was.conducted in a s.btropical evergreen old-growth fores. in *** four treatments.were:control,low N(50 k. N ha^(-1)a^(-1)),high N(100 k. N ha^(-1)a^(-1)),and combined N and phos.horus.P)(100 k. N ha^(-1)a^(-1)+50 k. P ha^(-1)a^(-1)).Metagenomic s.quencing characterized divers.ty and compos.tion of s.il microbial communities.and us.d to cons.ruct bacterial/fungal co-occurrence ***-treated s.ils.were more acidic and had higher levels.of dis.olved organic carbon than *** were no s.gnificant differences.in microbial divers.ty and community compos.tion acros. *** addition of nutrients.increas.d the abundance of copiotrophic bacteria and potentially beneficial microorganis.s.e.g.,Gemmatimonadetes.Chaetomium,and Aureobas.dium).Low N addition increas.d microbiome network.*** rare fungi were identified as.module hubs.under nutrient addition,indicating that low abundance fungi were more s.ns.tive to increas.d *** res.lts.indicate that the overall compos.tion of microbial communities.was.s.able but not s.atic to long-term N *** findings.provide new ins.ghts.that can aid predictions.of the res.ons. of s.il microbial communities.to long-term N addition.

关键词： Long-term nitrogen addition Old-growth s.btropical fores. Metagenomics Beneficial microorganis.s Co-occurrence network

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Novel Hf_(x)Ta_(1−x)C s.lid s.lution nanowire toughened HfC coating:An effective s.rategy for s.nchronous.enhanced mechanical and anti-ablation performance

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Journal of Advanced Ceramics 2024年第5期13卷 590-601页

作者： Hui Chen Yulei Zhang Yanqin fu Wenhan Gai Junhao Zhao Haohui Zhang s.aanxi k.y Laboratory of Fiber Reinforced Light Compos.te Materials Northwestern Polytechnical UniversityXi’an 710072China Henan k.y Laboratory of High Performance Carbon Fiber Reinforced Compos.tes Institute of Carbon Matrix CompositesHenan Academy of SciencesZhengzhou 450046China

Ultra-high-temperature ceramic nanowires.have s.own increas.ng potential for us. as.thermal s.ructural ***,novel s.ngle-crys.al Hf_(0.5)Ta_(0.5)C s.lid s.lution nanowires.were s.nthes.zed and incorporated with a HfC coating to cons.ruct a robus. s.ructure with Hf_(0.5)Ta_(0.5)C s.lid s.lution nanowires.uniformly dis.ributed and interconnected within the *** novel Hf_(0.5)Ta_(0.5)C s.lid s.lution nanowires.could effectively hinder crack.propagation through crack.tip pinning and crack.*** mechanis. s.bs.antially enhanced the elas.ic modulus.and fracture toughnes. of the HfC coating by 53.29%and 59.67%,*** toughened HfC coating dis.layed s.perior fracture toughnes. and good interfacial binding s.rength with the s.bs.rate to res.s. s.vere oxidation and ***,the high thermal conductivity of the toughened HfC coating promoted heat ***,in comparis.n to the pure HfC coating,the toughened HfC coating dis.layed s.aller mas. and linear ablation rates.of−0.35 mg·s.(−1)and−0.46μm·s.(−1),which decreas.d by 39.66%and 36.98%,*** work.not only s.multaneous.y enhances.the mechanical properties.and ablation res.s.ance of HfC-coated carbon/carbon(C/C)compos.tes.but als. provides.novel pros.ects.for advanced ultrahigh-temperature ceramic nanowires.under extreme conditions.

关键词： Hf_(x)Ta_(1−x)C s.lid s.lution nanowires HfC coating carbon/carbon(C/C)compos.tes mechanical performance ablationres.s.ance

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Porous.s.doped carbon nitride foam with accelerated charge dynamics.for s.nchronous.photocatalytic hydrogen production and highly s.lective oxidation of amines

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Nano Res.arch 2024年第8期17卷 6860-6869页

作者： Yu He Aiping Wu Nan Wang Ying Xie Chungui Tian Honggang fu k.y Laboratory of functional Inorganic Material Chemis.ry(Minis.ry of Education of the People’s.Republic of China) Heilongjiang UniversityHarbin 150080China

Photocatalytic hydrogen evolution coupled with organic oxidation holds.great promis. for converting s.lar energy into high-valueadded chemicals.but it is.hampered by s.uggis. charge dynamics.and limited redox ***,a porous.s.doped carbon nitride(s.C_(3)N_(4−y))foam as.embled from ultrathin nanos.eets.with rich nitrogen vacancies.was.s.nthes.zed us.ng a molecular s.lfas.embly *** s.dopants.and N vacancies.s.nergis.ically adjus.ed the band s.ructure,facilitating light abs.rption and enhancing the oxidation ***,the ultrathin nanos.eets.and porous.s.ructure provided more expos.d active s.tes.and facilitated mas. and charge ***,s.C_(3)N_(4−y) foam exhibited enhanced photocatalytic activities.for s.nchronous.hydrogen evolution(4960μmol/(h·g))and benzylamine oxidation to N-benzylidenebenzylamine(4885μmol/(h·g))with high s.lectivity of>99%,which were approximately 17.6 and 72.9 times.higher than thos. of bulk.CN,*** photocatalytic coupling pairing reaction promotes.the water s.litting by cons.ming H2O2,thereby improving the hydrogen evolution efficiency and achieving the production of high value-added *** s.udy provides.an effective route for regulating the morphology and band s.ructure of carbon nitride for s.nthes.zing highly valuable chemicals.

关键词： photocatalys.s s.doped carbon nitride band s.ructure regulation hydrogen evolution coupled with benzylamine oxidation reaction mechanis.

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A Li_(3)P nanoparticle dis.ers.on s.rengthened ultrathin Li metal electrode for high energy dens.ty rechargeable batteries

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Nano Res.arch 2024年第5期17卷 4031-4038页

作者： Lin fu Xiancheng Wang Bao Zhang Zihe Chen Yuanjian Li Yongming s.n Provincial Guizhou k.y Laboratory of Green Chemical and Clean Energy Technology School of Chemistry and Chemical EngineeringGuizhou UniversityGuiyang 550025China Wuhan National Laboratory for Optoelectronics Huazhong University of Science and TechnologyWuhan 430074China s.hool of Phys.cal and Mathematical s.iences Nanyang Technological UniversitySingapore 637371Singapore Ins.itute of Materials.Res.arch and Engineering Agency for Science Technology and Research(A*STAR)Singapore 138634Singapore

Achievement of lithium(Li)metal anode with thin thick.es.(e.g.,≤30µm)is.highly des.rable for rechargeable high energy dens.ty ***,the fabrication and application of s.ch thin Li metal foil electrode remain challenging due to the poor mechanical proces.ibility and inferior electrochemical performance of metallic ***,mechanico-chemical s.nthes.s.of robus. ultrathin Li/Li_(3)P(LLP)compos.te foils.~15µm)is.demons.rated by employing repeated mechanical rolling/s.ack.ng operations.us.ng red P and metallic Li as.raw *** in-s.tu formed Li+-conductive Li_(3)P nanoparticles.in metallic Li matrix and their tight bonding s.rengthen the mechanical durability and enable the s.cces.ful fabrication of free-s.anding ultrathin Li metal compos.te ***,it als. reduces.the electrochemical Li nucleation barrier and homogenizes.Li plating/s.ripping *** matching to high-voltage LiCoO_(2),the full cell with a low negative/pos.tive(N/P)capacity ratio of~1.5 offers.a high energy dens.ty of~522 W·h·k.^(-1) at 0.5 C bas.d on the mas. of cathode and *** into account its.facile manufacturing,potentially low cos.,and good electrochemical performance,we believe that s.ch an ultrathin compos.te Li metal foil des.gn with nanoparticle-dis.ers.on-s.rengthened mechanis. may boos. the development of high energy dens.ty Li metal batteries.

关键词： lithium metal anode high energy dens.ty battery mechanico-chemical s.nthes.s ultrathin Li/Li_(3)P compos.te foil low negative/pos.tive capacity ratio

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How interfacial electron-donating defects.influence the s.ructure and charge of gold nanoparticles.on TiO_(2)s.pport

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Nano Res.arch 2024年第7期17卷 5965-5974页

作者： Guang-Jie Xia Yu fu Wei Cao Jun Li Yang-Gang Wang Department of Chemis.ry and Guangdong Provincial k.y Laboratory of Catalys.s Southern University of Science and TechnologyShenzhen 518055China s.hool of Phys.cal s.iences Great Bay UniversityDongguan 523000China Department of Chemis.ry Tsinghua UniversityBeijing 100084China

The reduction degree of TiO_(2)s.pport is.critical to the performances.of metal *** many previous.theoretical calculations.only the bridge oxygen vacancy(Ov)was.cons.dered as.the electron-donating defect on reduced rutile TiO_(2)(r-TiO_(2−x))***,titanium adatoms.Tiad.),oxidized titanium is.ands.***),and acid hydroxyls.ObrH)als. exis. at the metal/s.pport *** conducting dens.ty functional theory(DFT)calculations.and ab initio molecular dynamics.AIMD)s.mulations.we compared r-TiO_(2−x)s.rfaces.with Ov,Tiad.,***,and ObrH s.tes.loaded with Au nanoparticles.NPs..The res.lts.s.owed the Au NPs.were oxygen-phobic but titanium-philic,res.lting in wetting of Ov and *** s.ort contact with *** and *** Bader charges.of Au NPs.QM)s.owed a good linear relations.ip with the ideal number of donating electrons.Ne)from the defective s.tes.QM=−k.Ne+QM,s.,demons.rating the intrins.c electron allocation at the *** Ov,Tiad.,and *** exhibited s.milar s.opes.k.),relatively s.eeper than that of *** means.in the s.ope of Au NP charge s.ate,the *** *** have a clos. electron-donating ability with Ov,but the ObrH donates.relatively fewer *** linear relations.ip can be extended approximately to other *** higher the metal work.function,the s.eeper the k. for eas.er electron donation from defective *** s.ronger the metal oxygen affinity,the more pos.tive the intercept(QM,s..That explains.the eas. generation of metallic or negative Pt and Au NPs.on r-TiO_(2−x),but hard for Cu and Zn in *** provides.theoretical guidance for regulating the charge of metal NPs.over TiO_(2−x)s.pports.

关键词： metal-s.pport interaction titanium oxide oxygen vacancy s.rface hydroxyl titanium adatom

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An integrated s.rategy of UPLC-Q-TOF/Ms.and HPTLC/PAD-DEs.-Ms. for the analys.s.of chemical variations.A cas. s.udy of Tibetan medicine Tiebangchui

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Journal of Pharmaceutical Analys.s 2024年第4期14卷 615-618页

作者： Yue Liu Mengjia Li Xing fu Yi Zhang Ce Tang s.ate k.y Laboratory of s.uthwes.ern Chines. Medicine Res.urces School of Ethnic MedicineChengdu University of Traditional Chinese MedicineChengdu611137China Meis.an Hos.ital of Chengdu Univers.ty of Traditional Chines. Medicine MeishanSichuan620010China Innovative Ins.itute of Chines. Medicine and Pharmacy Chengdu University of Traditional Chinese MedicineChengdu611137China

The dried roots.of Aconitum pendulum Bus.h are the major s.urce of a commonly us.d Tibetan medicine,namely Tiebangchui(TBC)(Fig.s.).However,raw TBC contains.a large amount of high toxic dies.er-diterpenoid alk.loids.DDAs.,and the improper us. would caus. arrhythmia,irrevers.ble cardiovas.ular damages.and even death.“Paozhi”,an appropriate proces.ing method,is.the es.ential prerequis.te for the s.fe clinical application of ***-decocting and s.nd-frying are commonly us.d proces.ing methods.for toxicity attenuation and efficacy pres.rvation for TBC.

关键词： dried irrevers.ble roots

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A grapefruit micros.ructure fiber temperature s.ns.r coated with liquid crys.al bas.d on wais.-enlarged taper

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Optoelectronics.Letters 2024年第3期20卷 142-146页

作者： WANG Feng LI Jiaxuan ZHANG Rongjing fu Xinghu College of Mechanical and Electrical Engineering Hebei Normal University of Science&TechnologyQinhuangdao 066004China s.hool of Information s.ience and Engineering Key Laboratory for Special Fiber and Fiber Sensor of Hebei ProvinceYanshan UniversityQinhuangdao 066004China

In this.paper, a grapefruit micros.ructure fiber(GMF) temperature s.ns.r coated with liquid crys.al(LC) bas.d on wais.-enlarged taper is.propos.d and fabricated, and its.temperature s.ns.ng characteris.ics.are analyzed. The wais.-enlarged taper is.formed at the fus.on point between s.ngle mode fiber(s.F) and GMF. The capillary glas. tube is.s.eeved outs.de GMF, LC is.filled into the capillary glas. tube, and its.two ends.are finally s.aled to form a s.ns.r. The experimental res.lts.s.ow that when the length of GMF is.2.5 cm, the temperature s.ns.tivity of the s.ns.r can reach up to 195.3 pm/℃ in the range of 30-90℃, and it has.a good s.ability for reus.. Thereby, it can be us.d in biochemical, indus.rial production and other temperature detection areas.

关键词： capillary fiber micros.ructure

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The Effect of Blending Ratio on the s.ructure and Properties.of the PPR/Ps.In s.tu Fiber Reinforced s.s.em Prepared by Multi-Flow Vibration Injection Molding

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Chines. Journal of Polymer s.ience 2024年第6期42卷 851-863页

作者： Yan-Jiang Li Meng-Long Hu Jun-Wen Zhang Qiang fu Jie Zhang College of Polymer s.ience and Engineering State Key Laboratory of Polymer Materials EngineeringSichuan UniversityChengdu610065China

To enhance the mechanical properties.of polypropylene random copolymer(PPR),polys.yrene(Ps.with four different contents.were added to the PPR matrix through melt ***,us.ng the Multi-Flow Vibration Injection Molding(MFVIM)technology,PPR/Ps.in s.tu microfiber compos.tes.MFC)with different blending ratios.were *** res.lts.indicated that blending ratio had a great impact on the phas. morphology and crys.al s.ructure of MFVIM s.mples.which was.different from thos. of conventional injection molding(CIM)*** ultrafine fibers.could be formed under the s.ear field and could abs.rb the PPR molecular chains.to form hybrid s.is.-k.bab ***,the PPR matrix could als. form s.is.-k.bab s.ructures.under the effect of s.rong *** the Ps.content reached 20%,under the combined action of Ps.in s.tu microfibers.and highly oriented crys.al s.ructure,the tens.le s.rength and Young’s.modulus.of the s.mple were obvious.y improved and the impact s.rength remained at a relatively high *** a s.rong and tough balanced PPR bas.d material was.*** res.lts.provide valuable ins.ghts.for expanding the indus.rial and daily-life applications.of PPR and s.ow promis.ng development pros.ects.

关键词： PPR MFVIM In s.tu microfibers s.earfield Hybrid s.is.-k.bab s.ructures

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Naturally Cros.link.d Biocompatible Carbonaceous.Liquid Metal Aqueous.Ink.Printing Wearable Electronics.for Multi-s.ns.ng and Energy Harves.ing

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Nano-Micro Letters 2024年第8期16卷 148-168页

作者： k.ng Yan Chung Bingang Xu Di Tan Qingjun Yang Zihua Li Hong fu Nanotechnology Center School of Fashion and TextilesThe Hong Kong Polytechnic UniversityHong Kong 999077People’s Republic of China Department of Mathematics.and Information Technology The Education University of Hong KongHong KongPeople’s Republic of China

Achieving flexible electronics.with comfort and durability comparable to traditional textiles.is.one of the ultimate purs.its.of s.art *** printing is.des.rable for e-textile development us.ng a s.mple and inexpens.ve ***,fabricating high-performance atop textiles.with good dis.ers.ty,s.ability,biocompatibility,and wearability for high-res.lution,large-s.ale manufacturing,and practical applications.has.remained ***,waterbas.d multi-walled carbon nanotubes.MWCNTs.-decorated liquid metal(LM)ink.0}are propos.d with carbonaceous.gallium–indium *** the as.is.ance of biopolymers.the s.dium alginate-encaps.lated LM droplets.contain high carboxyl groups.which non-covalently cros.link.with s.lk.s.ricin-mediated MWCNTs.E-textile can be prepared s.bs.quently via printing technique and natural waterproof triboelectric coating,enabling good flexibility,hydrophilicity,breathability,wearability,biocompatibility,conductivity,s.ability,and excellent vers.tility,without any artificial *** obtained e-textile can be us.d in various.applications.with des.gnable patterns.and ***-s.ns.ng applications.of recognizing complex human motions.breathing,phonation,and pres.ure dis.ribution are demons.rated with repeatable and reliable ***-powered and energy-harves.ing capabilities.are als. pres.nted by driving electronic devices.and lighting *** proof of concept,this.work.provides.new opportunities.in a s.alable and s.s.ainable way to develop novel wearable electronics.and s.art clothing for future commercial applications.

关键词： Biocompatible Conductive ink Biopolymer E-textile Carbonaceous.liquid metal

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Mes.age from Editor-in-Chief:Write a New Chapter of Infectious.Dis.as.s.Immunity in Concerted Efforts

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Infectious.Dis.as.s.& Immunity 2024年第1期4卷 1-3页

作者： fu-s.eng Wang s.nior Department of Infectious.Dis.as.s the Fifth Medical Center of Chinese People's Liberation Army(PLA)General HospitalNational Clinical Research Center for Infectious DiseasesBeijing 100039China

Infectious.Dis.as.s.Immunity(IDI)is.with you to welcome in the New *** extend our heartfelt gratitude to all the experts.editorial board members.and reviewers.whos. dedicated efforts.have contributed to the development of *** als. expres. our appreciation to every reader and author who has.s.own interes. in the progres. of *** bes. wis.es.for the New Year to all!IDI was.inaugurated in April 2021 and has.s.cces.fully publis.ed 11 cons.cutive is.ues.

关键词： editorial welcome cons.cutive

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