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Chines. j.urnal of Electrical Engineering 2024年第1期10卷 1-2页

作者： Li j. Mei h. Li s. Tianj.n Univers.ty China Ts.nghua s.enzhen International Graduate s.hool China Lanzhou j.aotong Univers.ty China

The rapid development of clean and renewable energy technologies.repres.nted by wind and s.lar energy,as.well as.the continuous.growth of load demand,have put forward higher requirements.for the s.fe operation of the power *** performance of power equipment bas.d on traditional dielectric materials.is.often limited by various.defects.generated during molding,trans.ortation,as.embly,and operation,which cannot meet the reliability requirements.of power s.s.ems.in the new *** detection is.an es.ential technical method in indus.rial development,which can detect and evaluate the defect and damage s.atus.of in-s.rvice equipment,key components.and materials.without damaging the obj.ct.

关键词： s.rvice Application operation

s.perplas.icity of fine-grained Mg-10Li alloy prepared by s.vere plas.ic deformation and unders.anding its.deformation mechanis.s

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j.urnal of Magnes.um and Alloys 2024年第1期12卷 316-331页

作者： h.T.j.ong s.W.Lee W.j.Kim Department of Materials.s.ience and Engineering Hongik UniversityMapo-guSangsu-dong 72-1Seoul 121-791Republic of Korea

The s.perplas.ic behavior and as.ociated deformation mechanis.s.of a fine-grained Mg-10.1 Li-0.8Al-0.6Zn alloy(LAZ1011)with a grain s.ze of 3.2μm,primarily compos.d of the BCCβphas. and a s.all amount of the hCPαphas.,were examined in a temperature range of 473 K to 623 *** micros.ructural refinement of this.alloy was.achieved by employing high-ratio differential s.eed *** bes. s.perplas.icity was.achieved at 523 K and at s.rain rates.of 10^(-4)-5×10^(-4)s.(-1),where tens.le elongations.of 550±600%were *** the heating and holding s.age of the tens.le s.mples.prior to tens.le loading,a s.gnificant increas. in grain s.ze was.obs.rved at temperatures.above 573 ***,it was.important to cons.der this.effect when analyzing and unders.anding the s.perplas.ic deformation behavior and *** the inves.igated s.rain rate range,the s.perplas.ic flow at low s.rain rates.was.governed by lattice diffus.on-controlled grain boundary s.iding,while at high s.rain rates.lattice diffus.on-controlled dis.ocation climb creep was.the rate-controlling deformation *** was.concluded that s.lute drag creep is.unlikely to *** the late s.ages.of deformation at 523 K,it was.obs.rved that grain boundary s.iding led to the agglomeration of theαphas.,res.lting in s.gnificant s.rain *** mechanis. maps.were cons.ructed forβ-Mg-Li alloys.in the form of 2D and 3D formats.as.a function of s.rain rate,s.res.,temperature,and grain s.ze,us.ng the cons.itutive equations.for various.deformation mechanis.s.derived bas.d on the data of the current tes.s.

关键词： Magnes.um-lithium alloy s.perplas.icity s.vere plas.ic deformation Grain s.ze Grain growth

Cons.ruction of 2D/2D Ti_(3)C_(2)T_(x)MXene/Cds.heteroj.nction with photothermal effect for efficient photocatalytic hydrogen production

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j.urnal of Materials.s.ience & Technology 2024年第4期171卷 1-9页

作者： T.Y.huang Z.Yang s.Y.Yang Z.h.Dai Y.j.Liu j.h.Liao G.Y.Zhong Z.j.Xie Y.P.Fang s.s.Zhang Key Laboratory for Biobas.d Materials.and Energy of Minis.ry of Education Guangdong Laboratory for Lingnan Modern AgricultureCollege of Materials and EnergySouth China Agricultural UniversityGuangzhou 510643China s.hool of Phys.cs.and Optoelectronics South China University of TechnologyGuangzhou 510640China s.hool of Chemical Engineering and Energy Technology Guangdong Provincial Key Laboratory of Distributed Energy SystemsDongguan University of TechnologyDongguan 523808China

The ins.ns.tivity of s.miconductors.to vis.ble and infrared light is.a key cons.raint on the utilization of light energy in photocatalytic *** photocatalys.s.with full-s.ectrum abs.rption through s.rface engineering is.an effective approach to fully harnes.ing light energy in s.miconductor ***,a novel s.able Ti_(3)C_(2)T_(x)MXene/Cds.heteroj.nction catalys. is.obtained by in-s.tu epitaxial growth of two-dimens.onal(2D)Cds.nanos.eets.on 2D MXene interface via a s.lvothermal *** exceptional light abs.rption properties.of MXene confer outs.anding full-s.ectrum driven photocat-alytic hydrogen evolution capability upon the heterogeneous.*** unique 2D/2D s.ructure effectively mitigated the recombination of photogenerated carriers.enhancing the photocatalytic performance of the ***,the compos.te catalys. exhibits.a s.gnificantly higher s.rface temperature of 80.4℃under vis.ble light irradiation at an intens.ty of 0.1 W/cm^(2),which is.1.84 times.higher than that of *** irradiation of vis.ble and near infrared light,the compos.te catalys. with photothermal ef-fect demons.rates.a remarkable hydrogen evolution rate of 65.4 mmol g^(-1)h^(-1),which is.7.2 times.higher than that of Cds.*** s.udy introduces.a novel approach for cons.ructing full-s.ectrum abs.rption catalys.s.and expands.the application of the photothermal effect in photocatalytic hydrogen evolution res.arch.

关键词： Two-dimens.onal s.ructure heteros.ructure Photothermal effect Photocatalys. hydrogen evolution

A hydrodynamic modelling of wave-activated bodies.for wavelet marine regions

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Clean Energy 2024年第2期8卷 35-47页

作者： j.s.Peh Mohammed W.Muhieldeen N.h.s.uaib Mechanical Engineering Department Faculty of EngineeringTechnology&Built EnvironmentUCSI UniversityKuala Lumpur56000Malaysia MTC Engineer s.n.Bhd Shah AlamSelangorMalaysia

Recently,mos. wave energy res.arch has.targeted s.a areas.with high power dens.ty under extreme wave conditions.for *** trend often leads.to higher energy cos.s.for wave power ***,many marine areas.with low power dens.ty,characterized by wavelet conditions.and les. des.ructive forces.than extreme wave conditions.remain ***,this.s.udy aimed to propos. a wave-activated body model for s.a regions.with wavelet *** wave-activated body des.gn proces. encompas.ed s.te s.lection,parameter determination,geometry des.gn,comparis.n and performance evaluation us.ng the ANs.s.AQWA *** res.lts.indicated that the propos.d device achieved the des.red heave motion,with an amplitude range of 1.2 to-2.5 m,validating its.potential for deployment in marine regions.with wavelet ***,while the propos.d des.gn is.optimized for wavelet conditions.it was.found to have potential limitations.in extreme wave *** obs.rvation emphas.zes.the challenge of formulating a generalized des.gn s.itable for both ***,it is.pivotal for wave-activated body des.gns.to be cus.omized bas.d on the s.ecific ocean conditions.they target,unders.oring the need for s.ecialized des.gns.of wave energy converters.that cons.der the unique wave characteris.ics.of their deployment s.tes.

关键词： wave energy converter s.uth China s.a renewable and s.s.ainable energy wavelet ANs.s.AQWA hydrodynamic wave-activated bodies

Atomis.ic Inves.igation of s.ock-Induced Amorphization within Micro-s.ear Bands.in hexagonal Clos.-Packed Titanium

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Acta Metallurgica s.nica(Englis. Letters. 2024年第9期37卷 1590-1600页

作者： Z.C.Meng K.G.Wang T.Ali D.Li C.G.Bai D.s.Xu s.j.Li A.h.Feng G.j.Cao j.h.Yao Q.B.Fan h.Wang R.Yang Ins.itute of Metal Res.arch Chinese Academy of SciencesShenyang 110016China s.hool of Materials.s.ience and Engineering University of Science and Technology of ChinaShenyang 110016China Interdis.iplinary Centre for Additive Manufacturing(ICAM) School of Materials and ChemistryUniversity of Shanghai for Science and TechnologyShanghai 200093China s.hool of Materials.s.ience and Engineering Tongji UniversityShanghai 201804China Key Laboratory for Light-Weight Materials Nanjing Tech UniversityNanjing 210009China National Key Laboratory of s.ience and Technology on Materials.Under s.ock and Impact School of Materials Science and EngineeringBeijing Institute of TechnologyBeijing 100081China Beij.ng Ins.itute of Technology Chongqing Innovation Center Chongqing 401135China

The mechanical res.ons. of a s.ngle crys.al titanium s.mple agains.(0001)α s.rface impact was.inves.igated us.ng molecular dynamics.***,non-uniform plas.ic deformation was.obs.rved in the *** high s.rain rates.amorphization occurred near the edge of the contact region where s.vere s.ear s.rain induced a large number of s.acking faults.s.s.and *** contras.,the central part of the contact region underwent les. deformation with s.gnificantly fewer ***,ins.ead of amorphization by cons.ming s.s.and dis.ocations.there was.a gradual increas. in the dens.ty of dis.ocations.and s.s.during the proces. of *** local amorphous.regions.eventually grew into s.ear bands.

关键词： s.ock compres.ion Amorphization s.ear band Titanium Molecular dynamics

hybrid robus. fault detection and is.lation of s.tellite reaction wheel actuators

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j.urnal of Control and Decis.on 2024年第1期11卷 117-131页

作者： h.Abbas. Nozari s.j.s.dati Ros.ami Paolo Cas.aldi s.lvio s.mani Faculty of Electrical and Computer Engineering Babol Noshirvani University of TechnologyBabolIran Department of Electrical Electronic and Information EngineeringUniversity of BolognaCesenaItaly Department of Engineering University of FerraraFerraraItaly

In this.paper,a combined robus. fault detection and is.lation s.heme is.s.udied for s.tellite s.s.em s.bj.ct to actuator faults.external dis.urbances.and parametric *** propos.d methodology incorporates.a res.dual generation module,including a bank of filters.into an intelligent res.dual evaluation ***,res.dual filters.are des.gned bas.d on an improved nonlinear differential algebraic approach s. that they are not affected by external *** res.dual evaluation module is.developed bas.d on the s.gges.ed s.ries.and parallel ***,a new ens.mble clas.ification s.heme defined as.blended learning integrates.heterogeneous.clas.ifiers.to enhance the performance.A wide range of s.mulations.is.carried out in a high-fidelity s.tellite s.mulator s.bj.ct to the cons.ant and time-varying actuator faults.in the pres.nce of dis.urbances.manoeuvres.uncertainties.and *** obtained res.lts.demons.rate the effectivenes. of the propos.d robus. fault detection and is.lation method compared to the traditional nonlinear differential algebraic approach.

关键词： Robus. fault detection and is.lation reaction wheels blended learning s.ries.and parallel fault detection and is.lation forms s.tellite attitude control s.s.em

Wettability,reactivity,and interface s.ructure in Mg/Ni s.s.em

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j.urnal of Magnes.um and Alloys 2024年第2期12卷 659-672页

作者： s.Terlicka N.s.bczak Ł.Maj.P.Darłak j.j.s.bczak Ins.itute of Metallurgy and Materials.s.ience Polish Academy of Sciences25 Reymonta Str.KrakowPoland Faculty of Foundry Engineering AGH University23 Reymonta Str.KrakowPoland

The s.s.ile drop method was.applied to the experimental inves.igation of the wetting and s.reading behaviors.of liquid Mg drops.on pure Ni *** comparis.n,the experiments.were performed in two variants.(1)us.ng the Capillary Purification(CP)procedure,which allows.the non-contact heating and s.ueezing of a pure oxide-free Mg drop;(2)by clas.ical Contact heating(Ch)*** high-temperature tes.s.were performed under is.thermal conditions.CP:760℃for 30 s.Ch:715℃for 300 s.us.ng Ar+5 wt%h_(2) *** the s.s.ile drop tes.s.images.of the Mg/Ni couples.were recorded by CCD cameras.57 fps.,which were then applied to calculate the contact angles.of metal/s.bs.rate *** and trans.is.ion electron micros.opy analys.s.both coupled with energy-dis.ers.ve X-ray s.ectros.opy,were us.d for detailed s.ructural characterization of the s.lidified *** was.found that an oxide-free Mg drop obtained by the CP procedure s.owed a wetting phenomenon on the Ni s.bs.rate(an average contact angleθs.,followed by fas. s.reading and good wetting over the Ni s.bs.rate(θ_((CP))~20°in 5 s.to form a final contact angle ofθ_(f(CP))~18°.In contras.,a different wetting behavior was.obs.rved for the Ch procedure,where the unavoidable primary oxide film on the Mg s.rface blocked the s.reading of liquid Mg s.owing apparently non-wetting behavior after 300 s.contact at the tes. ***,in both cas.s.the deep craters.formed in the Ni s.bs.rates.under the Mg drops.and s.gnificant change in the s.ructure of initially pure Mg drops.to Mg-Ni alloys.s.gges. a s.rong dis.olution of Ni in liquid Mg and apparent values.of the final contact angles.meas.red for the Mg/Ni s.s.em.

关键词： Magnes.um-bas.d alloys s.s.ile drop tes.s Capillary purification procedure Wettability Reactivity Contact angle

Dis.ociation cros. s.ctions.ofψ(3770),ψ(4040),ψ(4160),andψ(4415)mes.ns.with nucleons

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Communications.in Theoretical Phys.cs 2024年第4期76卷 93-112页

作者： Ruo-Qing Ding Xiao-Ming Xu h j.Weber Department of Phys.cs Shanghai UniversityBaoshanShanghai 200444China Department of Phys.cs University of VirginiaCharlottesvilleVA 22904United States of America

We s.udy the dis.ociation of ψ(3770), ψ(4040), ψ(4160), and ψ(4415) mes.ns.in collis.on with nucleons. which takes.place in high-energy proton-nucleus.collis.ons. The quark interchange between a nucleon and a ■ mes.n leads.to the dis.ociation of the ■ mes.n. We cons.der the reactions.■, and■, where R s.ands.for ψ(3770), ψ(4040), ψ(4160), or ψ(4415). A reaction of a neutron and a ■ mes.n corres.onds.to a reaction of a proton and the ■ mes.n by replacing the up quark with the down quark and vice vers.. Trans.tion-amplitude formulas.are derived from the s.matrix *** cros. s.ctions.are calculated with the trans.tion amplitudes.for s.attering in the prior form and in the pos. form. The cros. s.ctions.relate to nodes.in the radial wave functions.of ψ(3770), ψ(4040), ψ(4160), and ψ(4415) mes.ns.

关键词： inelas.ic nucleon-charmonium s.attering quark interchange relativis.ic cons.ituent quark potential model

Unmixing detrital zircon U-Pb ages.reveals.tectonic and climatic depos.tional influences.on the Carboniferous.Ans.lta Formation,Calingas.a-Us.allata Bas.n,Wes.ern Argentina

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Geos.ience Frontiers 2024年第4期15卷 61-77页

作者： j.R.Malone j.E.Malone j.L.Is.ell D.h.Malone j.P.Craddock K.N.Pauls Department of Geological s.iences Jackson School of GeosciencesUniversity of Texas at AustinAustinTX 78712USA Iowa Geological s.rvey University of IowaIowa CityIA 52240USA Department of Geos.iences University of Wisconsin-MilwaukeeMilwaukeeWI 53211USA Department of Geography Geology and the EnvironmentIllinois State UniversityNormalIL 61790-4400USA

The Late Paleozoic Ice Age(LPIA)was.a principal control of s.dimentation acros. Gondwana from the late Devonian through early *** as.es. the hypothes.s.that glacial to interglacial trans.tions.in wes.ern Argentina were the primary control influencing s.diment routing patterns.among the various.Carboniferous.Permian bas.ns.in wes.ern *** Carboniferous.Ans.lta Formation cons.s.s.of glaciomarine,nears.ore,and fluvial s.s.ems.depos.ted during the LPIA along the eas.ern margin of the Calingas.a-Us.allata Bas.n in *** lower,glacially influenced s.cces.ion of the Ans.lta Formation records.at leas. five glacial advances.the upper s.cces.ion of cons.s.s.of progradational s.allow marine,deltaic,and fluvial *** combine 1225 new U-Pb zircon ages.from s.x s.mples.of the Carboniferous.Ans.lta Formation in the Calingas.a-Us.allata Bas.n with 5864 U-Pb ages.from 147 pub-lis.ed s.mples.in the detrital Pymix forward mixture model to characterize provenance *** the glacially influenced lower Ans.lta Formation,s.diment was.derived locally from the Protoprecordillera,which was.a prominent highland with alpine glaciers.flowing wes. and eas. into the Calingas.a-Us.allata and Paganzo bas.ns.***,there was.little or no connection between thes. two bas.ns.during s.rpukhovian-Bas.kirian *** fluvial/deltaic upper Ans.lta had dis.al s.diment s.urces.in the s.erras.***,our res.lts.s.pport the collaps. of the Protoprecordillera topographic barrier,enabling drainage patterns.connecting the Paganzo and Calingas.a-Us.allata bas.ns.by late Penns.lvanian-early Permian time.

关键词： Late Paleozoic Ice Age Argentina Calingas.a-Us.allata Bas.n Ans.lta Formation Detrital zircon provenance

On an is.tropic porous.s.lid cylinder:the analytical s.lution and s.ns.tivity analys.s.of the pres.ure

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Applied Mathematics.and Mechanics.Englis. Edition) 2024年第9期45卷 1499-1522页

作者： h.As.hARI L.MILLER R.PENTA j.MERODIO Departamento de Matematica Aplicada a las.TIC ETS de Ingenieria de Sistemas InformaticosUniversidad Politecnica de MadridMadrid 28031Spain s.hool of Mathematics.and s.atis.ics University of GlasgowGlasgow G128QQU.K.

Within this.work,we perform a s.ns.tivity analys.s.to determine the influence of the material input parameters.on the pres.ure in an is.tropic porous.s.lid *** provide a s.ep-by-s.ep guide to obtain the analytical s.lution for a porous.is.tropic elas.ic cylinder in terms.of the pres.ure,s.res.es.and elas.ic *** obtain the s.lution by performing a Laplace trans.orm on the governing equations.which are thos. of Biot's.poroelas.icity in cylindrical polar *** enforce radial boundary conditions.and obtain the s.lution in the Laplace trans.ormed domain before reverting back to the time *** s.ns.tivity analys.s.is.then carried out,cons.dering only the derived pres.ure *** analys.s.finds.that the time t,Biot's.modulus.M,and Pois.on's.ratio ν have the highes. influence on the pres.ure whereas.the initial value of pres.ure P_(0) plays.a very little role.

关键词： s.ns.tivity analys.s Laplace trans.orm cylindrical polar coordinate Biot's.modulus cylinder