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Simplifie. se.smic sce.ario analysis of e.isting masonry buildings accounting for local site.e.fe.ts

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Frontie.s of Structural and Civil e.gine.ring 2024年第2期18卷 309-318页

作者： Ayşe.e.ÖZSOYÖZBAY Işıl SANRI KARAPINAR Ze.ra N.KUTLU İsmail e.KILIÇ De.artme.t of Civil e.gine.ring Maltepe UniversityIstanbul 34857Turkey School of e.gine.ring and Construction Oryx Universal CollegeDoha 12253Qatar

This study discusse. the.e.fe.ts of local site. and hazard amplification on the.se.smic vulne.ability asse.sme.t of e.isting masonry *** this conte.t,a rapid se.smic e.aluation proce.ure.was imple.e.te. on an old masonry building stock in the.historical ce.te. Galata,locate. inİstanbul,to de.e.mine.the.se.smic risk priority of the.built *** sce.arios we.e.ge.e.ate. for all soil classe.,diffe.e.t mome.t magnitude.,and source.to-site.distance. to obtain more.accurate.re.ults for the.se.smic vulne.ability asse.sme.t of the.studie. building ***,damage.distributions e.timate. unde. nine.diffe.e.t sce.arios with/without site.e.fe.ts we.e.compare. and illustrate. in maps to discuss change. in vulne.ability owing to amplification *** this study,by re.e.amining the.rapid se.smic e.aluation proce.ure.by including ge.-hazard-base. asse.sme.t,the.importance.of site.e.fe.ts on the.vulne.ability and risk asse.sme.t of built he.itage.was *** propose. frame.ork inte.rating fie.d data and local site.e.fe.ts is be.ie.e. to advance.the.curre.t applications for vulne.ability asse.sme.t of masonry buildings and provide.an improve.e.t in the.application of rapid se.smic asse.sme.t proce.ure. with more.re.iable.re.ults.

关键词： masonry buildings se.smic vulne.ability asse.sme.t cultural he.itage local site.e.fe.t

Influe.ce.of te.tonic pre.e.vation conditions on the.nanopore.structure.of shale.re.e.voir: A case.study of Wufe.g-Longmaxi Formation shale.in we.te.n Hube. are., south China

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Pe.role.m Scie.ce 2024年第4期21卷 2203-2217页

作者： Me.g Xiang Shang Xu Ya-ru We. Qi-Yang Gou Bing-Chang Liu National Ke. Laboratory of De.p Oil and Gas China University of Petroleum (East China) Hube. Ke. Laboratory of Re.ource. and e.o-e.vironme.t Ge.logy Hubei Geological Survey Ke. Laboratory of Te.tonics and Pe.role.m Re.ource. Ministry of Education China University of Geosciences

Te.tonism is one.of the.dominant factors affe.ting the.shale.pore.structure. Howe.e., the.control of shale.pore.structure.by te.tonic move.e.ts is still controve.sial, which limits the.re.e.rch progre.s of shale.gas accumulation me.hanism in the.comple. te.tonic re.ion of southe.n China. In this study, 34 sample. we.e.colle.te. from two e.ploratory we.ls locate. in diffe.e.t te.tonic locations. Dive.se.e.pe.ime.ts,e.g., organic ge.che.istry, XRD analysis, Fe.Se., low-pre.sure.gas adsorption, and high-pre.sure.me.cury intrusion, we.e.conducte. to fully characte.ize.the.shale.re.e.voir. The.TOC, Ro, and mine.al composition of the.shale.sample. be.we.n the.two we.ls are.similar, which re.le.ts that the.shale.sample. of the.two we.ls have.proximate.pore.-ge.e.ating capacity and pore.-supporting ***, the.pore.characte.istics of shale.sample. from two we.ls are.significantly diffe.e.t. Compare. with the.stabilize. zone.shale. the.porosity, pore.volume. and spe.ific surface.are. of the.de.orme. zone.shale.we.e.re.uce. by 60.61%, 64.85%, and 27.81%, re.pe.tive.y. More.ve., the.macroscopic and fine.pore. we.e.re.uce. by 54.01% and 84.95%, re.pe.tive.y. Fault activity and uplift de.udation are.not conducive.to pore.pre.e.vation, and the.rigid base.e.t of Huangling uplift can promote.pore.pre.e.vation. The.e.thre. factors are.important re.sons for controlling the.diffe.e.ce.in pore.structure.be.we.n two we.ls shale.. We.e.tablishe. a conce.tual mode. of shale.pore. e.olution unde. diffe.e.t te.tonic pre.e.vation conditions. This study is significant to clarify the.scale.of shale.gas formation and e.richme.t in comple. te.tonic re.ions, and he.ps in the.se.e.tion of shale.swe.t spots.

关键词： Shale.gas Pore.structure Te.tonic pre.e.vation conditions Shale.gas e.richme.t me.hanism

Finite.e.e.e.t Simulations of the.Localize. Failure.and Fracture.Propagation in Cohe.ive.Mate.ials with Friction

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Compute. Mode.ing in e.gine.ring & Scie.ce. 2024年第7期140卷 997-1015页

作者： Che.gbao Hu Shilin Gong Bin Che. Zhongling Zong Xingwang Bao Xiaojian ru De.artme.t of Civil e.gine.ring Hangzhou City UniversityHangzhou310015China Zhe.iang e.gine.ring Re.e.rch Ce.te. of Inte.lige.t Urban Infrastructure Hangzhou310015China Ke. Laboratory of Safe.Construction and Inte.lige.t Mainte.ance.for Urban Shie.d Tunne.s of Zhe.iang Province Hangzhou310015China School of Civil and Oce.n e.gine.ring Jiangsu Ocean UniversityLianyungang222005China Institute.of Municipal e.gine.ring Hangzhou Shangcheng District Municipal Engineering Group Co.Ltd.Hangzhou310016China

Strain localization fre.ue.tly occurs in cohe.ive.mate.ials with friction(e.g.,composite.,soils,rocks)and is wide.y re.ognize. as a fundame.tal cause.of progre.sive.structural ***,achie.ing high-fide.ity simulation for this issue.particularly conce.ning strong discontinuitie. and te.sion-compre.sion-she.r be.aviors within localize. zone.,re.ains significantly *** re.ponse.this study introduce. an inte.rate. algorithmwithin the.finite.e.e.e.t frame.ork,me.ging a couple. cohe.ive.zone.mode.(CZM)with the.nonline.r augme.te. finite.e.e.e.tme.hod(N-AFe.).The.couple.CZMcompre.e.sive.y de.cribe. te.sion-compre.sion and compre.sionshe.r failure.be.aviors in cohe.ive.frictional mate.ials,while.the.N-AFe. allows nonline.r couple. intrae.e.e.t discontinuitie. without ne.e.sitating e.tra node. or nodal *** CZM validation using e.isting e.pe.ime.tal data,this inte.rate. algorithm was utilize. to analyze.soil slope.failure.me.hanisms involving a spe.ific te.sile.stre.gth and to asse.s the.impact of me.hanical parame.e.s(e.g.,te.sile.stre.gth,we.ghting factor,modulus)in soils.

关键词： Fe. analysis strong discontinuity nonline.r soil rupture cohe.ive.zone.mode. te.sion-compre.sion-she.r coupling

Cre.ace.us crown male.ant re.e.ls the.rise.of mode.n line.ge.

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Zoological Re.e.rch 2024年第5期45卷 983-989页

作者： Qiong Wu Ale.ande. G.Radche.ko Michae. S.e.ge. Xiao-Qin Li Hong-ru Yang Xing-ru Li Chung-Kun Shih Dong Re. Tai-Ping Gao Colle.e.of Life.Scie.ce. Capital Normal UniversityBeijing 100048China I.I.Schmalhause. Institute.of Zoology NAS of UkraineKiev 01054Ukraine Division of Inve.te.rate.Zoology American Museum of Natural HistoryNew York 10024-5192USA Facultad de.Cie.cias Biológicas Universidad Nacional Mayor de San MarcosLima 11-0058Perú De.artame.to de.e.tomología Museo de Historia NaturalUniversidad Nacional Mayor de San MarcosLima 15072Perú De.artme.t of Che.istry Analytical and Testing CenterCapital Normal UniversityBeijing 100048China De.artme.t of Pale.biology National Museum of Natural HistorySmithsonian InstitutionWashington DC 20013-7012USA

Most de.cribe. Me.ozoic ants be.ong to ste. groups that e.iste. only during the.Cre.ace.us ***,the.e.rlie.t known crown ants we.e.date. to the.Turonian(Late.Cre.ace.us,ca.94-90 million ye.rs ago(Ma))de.osits found in the.USA,Kazakhstan,and ***,the.re.e.t discove.y of an alate.male.ant in Kachin ambe. from the.e.rlie.t Ce.omanian(ca.99 Ma),re.re.e.ting a ne. ge.us and spe.ie.,Antiquiformica alata,re.ise. the.narrative.on ant *** can be.distinctly diffe.e.tiate. from all known male.ste. ants by its ge.iculate.ante.nae.with e.ongate. scape.e.te.ding far be.ond the.occipital margin of the.he.d and half the.le.gth of the.funiculus,as we.l as its partly re.uce. fore.ing ***,the.combination of a one.se.me.te. waist with a we.l-de.e.ope. node.e.ongate. scape.e.te.ding be.ond the.occipital margin,and re.uce. fore.ing ve.ation,particularly the.comple.e.y re.uce. m-cu and rs-m crossve.ns and abse.ce.of rm and mcu close. ce.ls,firmly place. the.fossil within the.e.tant subfamily *** transform infrare. spe.troscopy(FTIR)confirme. that the.ambe. containing Antiquiformica alata originate. from the.Kachin mine. in *** discove.y significantly re.ise. our unde.standing of the.e.rly e.olution of *** pre.e.ce.of Antiquiformica in Ce.omanian ambe. indicate. that the.subfamily Formicinae.e.e.ge. at le.st by the.start of the.Late.Cre.ace.us,with crown ants like.y originating e.rlie. during the.e.rlie.t Cre.ace.us or possibly the.Late.Jurassic,although pale.ntological e.ide.ce.is lacking to support the.latte. hypothe.is.

关键词： Formicidae Formicinae Morphology Taxonomy Antiquiformica alata Pale.ntology Kachin ambe.

Inve.tigating the.Absorption and De.orption Be.avior of Me.hyle.e.Chloride.in the.Poly(aryl e.he. ke.one. Film with Diffe.e.t Crystallinitie.

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Chine.e.Journal of Polyme. Scie.ce 2024年第2期42卷 239-246,I0009页

作者： Hong-ru Yang Jin-Dong Zhang Dong-Ting Gao Gang Liu Chun-Hai Che. Jia-Nan Yao Ce.te. for Advance. Low-Dime.sion Mate.ials State Key Laboratory for Modification of Chemical Fibers and Polymer MaterialsCollege of Materials Science and EngineeringDonghua UniversityShanghai201620China

Poly(aryl e.he. ke.on e.(PAe.) films with diffe.e.t crystallinitie. we.e.obtaine. by controlling the.cooling rate.which we.e.subje.te. to the.absorption and de.orption of me.hyle.e.chloride.CH_(2)Cl_(2)).We.e.ploye. atte.uate. total re.le.tion Fourie. transform infrare.(ATR-FTIR)spe.troscopy analyse. to inve.tigate.the.diffusion be.avior of CH_(2)Cl_(2) in PAe. films with diffe.e.t *** to the.Fickian diffusion mode.,the.calculate. diffu sion coe.ficie.ts of CH_(2)Cl_(2) in PAe. films we.e.obse.ve. to de.re.se.with incre.sing *** e.fe.t of CH_(2)Cl_(2)absorption and de.orption on the.me.hanical prope.tie. of PAe. films with diffe.e.t crystallinity was furthe. analyze. using te.sile.*** te.sile.te.ts e.hibite. that CH_(2)Cl_(2) has two concurre.t e.fe.ts:plasticization and solve.t-induce. *** scanning calorime.ry(DSC) and wide.angle.X-ray diffraction(WXRD) te.hnique. furthe. confirme. solve.t-induce. crystallization *** re.ults would be.be.e.icial to unde.stand the.solve.t re.istance.of PAe. mate.ials and conse.ue.tly provide.the.practical application conditions of PAe. with a the.re.ical basis.

关键词： Poly(aryl e.he. ke.one. Diffusion be.avior Infrare. spe.tra Solve.t-induce. crystallization Me.hanical prope.tie.

Mixe.-dime.sional stacke. nanocomposite.structure. for a spe.ific wave.e.gth-se.e.table.ambipolar photore.ponse

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Nano Re.e.rch 2024年第6期17卷 5549-5558页

作者： Young Jae.Park Jae.o Shim Joo Song Le. Kyu Se.ng Le. Ji-Ye.n Kim Kang Bok Ko Sang-Youp Yim Se.ngjun Kim Hoon-Kyu Shin Donghe. Park Yong Ju Yun Dong ick Son Institute.of Advance. Composite.Mate.ials Korea Institute of Science and TechnologyJeollabuk-do 55324Republic of Korea National Institute.for Nanomate.ials Te.hnology Pohang University of Science and TechnologyGyeongsangbuk-do 37673Republic of Korea De.artme.t of Se.iconductor Scie.ce.and Te.hnology Semiconductor Physics Research CenterJeonbuk National UniversityJeonju 54896Republic of Korea Advance. Photonics Re.e.rch Institute Gwangju Institute of Science and TechnologyGwangju 61005Republic of Korea Ce.te. for Opto-e.e.tronic Mate.ials and De.ice. Post-Silicon Semiconductor InstituteKorea Institute of Science and TechnologySeoul 02792Republic of Korea Graduate.School of e.e.gy and e.vironme.t(KU-KIST Gre.n School) Korea UniversitySeoul 02841Republic of Korea KIST School Department of Nanomaterials and Nano ScienceUniversity of Science and Technology(UST)Daejeon 34113Republic of Korea

Mixe.-dime.sional composite.structure. using ze.o-dime.sional(0D)quantum dots(QDs)and two-dime.sional(2D)transition me.al dichalcoge.ide.(TMDs)mate.ials are.e.pe.te. to attract gre.t inte.e.t in optoe.e.tronics due.to the.pote.tial to ge.e.ate.ne. optical ***,we.re.ort on the.unique.optical characte.istics of a de.ice. with mixe. dime.sional ve.tically stacke. structure. base. on tungste. dise.e.ide.WSe.(2))/CdSe. QDs monolaye./molybde.um disulfide.MoS_(2))(2D/0D/2D).Spe.ifically,it e.hibits an ambipolar photore.ponse.characte.istic,with a ne.ative.photore.ponse.obse.ve. in the.400-600 nm wave.e.gth range.and a positive.photore.ponse.appe.re. at 700 nm *** re.ulte. in the.high ne.ative.re.ponsivity of up to 52.22 mA·W^(−1)unde. 400 nm,which is 163 time. highe. than that of the.photode.e.tor without CdSe. *** also de.onstrate. the.ne.ative.photore.ponse.which could be.due.to incre.se. carrie. collision probability and non-radiative.*** mode.ing and simulation re.e.l that Auge. re.ombination among the.type. of non-radiative.re.ombination is the.main cause.of ne.ative.photocurre.t ***,we.discove.e. ambipolar photore.ponse.ne.r a spe.ific wave.e.gth corre.ponding to the.e.e.gy of quantum *** study re.e.le. inte.e.ting phe.ome.on in the.mixe. low-dime.sional stacke. structure.and pave. the.way to e.ploit it for the.de.e.opme.t of innovative.photode.e.tion mate.ials as we.l as for optoe.e.tronic applications.

关键词： mixe.-dime.sion quantum dot he.e.ostructure photode.e.tor ambipolar photore.ponse

Hydroge.-base. mine.al phase.transformation me.hanism inve.tigation of pyrolusite.ore

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Inte.national Journal of Mine.als,Me.allurgy and Mate.ials 2024年第11期31卷 2445-2457页

作者： ruofe.g Wang Shuai Yuan Yanjun Li Pe.g Gao ru Li School of Re.ource. and Civil e.gine.ring Northeastern UniversityShenyang 110819China National-local Joint e.gine.ring Re.e.rch Ce.te. of High-e.ficie.t e.ploitation te.hnology for Re.ractory Iron Ore.Re.ource. Shenyang 110819China

Pyrolusite.comprise. the.fore.ost mangane.e.oxide. and is a major source.of mangane.e.*** innovative.hydroge.base. mine.al phase.transformation te.hnology to pyrolusite.was propose.,whe.e.a 96.44%distribution rate.of divale.t mangane.e.Mn^(2+))was obse.ve. at an optimal roasting te.pe.ature.of 650℃,a roasting time.of 25 min,and an H2 conce.tration of 20vol%;unde. the.e.*** mangane.e.pre.ominantly e.iste. in the.form of *** study inve.tigate. the.ge.e.ation me.hanism of manganosite.base. on the.re.uction kine.ics,phase.transformation,and structural e.olution of pyrolusite.and re.e.le. that high te.pe.ature.improve. the.distribution rate.and the.optimal kine.ic mode. for the.re.ction was the.random nucle.tion and growth mode.(re.ction orde.,n=3/2)with an activation e.e.gy(e.(a))of 24.119 kJ·mol^(−1).Throughout the.mine.al phase.transformation,mangane.e.oxide.from the.oute. laye. of particle. move. inward to the.*** addition,pyrolusite.follows the.re.uction se.ue.ce.of MnO_(2)→Mn_(2)O_(3)→Mn_(3)O_(4)→MnO,and the.re.uction of mangane.e.oxide. in e.ch vale.ce.state.simultane.usly *** findings provide.significant insight into the.e.ficie.t and cle.n utilization of pyrolusite.

关键词： re.uction pyrolusite phase.transformation microstructural e.olution

e.doge.ous biosynthe.is of docosahe.ae.oic acid(DHA)re.ulate. fish oocyte.maturation by promoting pre.ne.olone.production

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Zoological Re.e.rch 2024年第1期45卷 176-188页

作者： Yi Li Xue.ui Li Ding Ye.ru Zhang Che.gjie.Liu Mudan He.Houpe.g Wang We. Hu Yonghua Sun State.Ke. Laboratory of Fre.hwate. e.ology and Biote.hnology Institute of HydrobiologyInnovation Academy for Seed DesignChinese Academy of SciencesWuhanHubei 430072China Colle.e.of Advance. Agricultural Scie.ce. University of Chinese Academy of SciencesBeijing 100049China Hube. Hongshan Laboratory WuhanHubei 430070China

Ome.a-3 polyunsaturate. fatty acids(n-3 PUFAs),particularly docosahe.ae.oic acid(22:6n-3,DHA),play crucial role. in the.re.roductive.he.lth of ve.te.rate.,including ***,the.unde.lying me.hanism re.ate. to this phe.ome.on re.ains large.y *** this study,we.e.ploye. two ze.rafish ge.e.ic mode.s,i.e.,e.ovl2^(-/-)mutant as an e.doge.ous DHAde.icie.t mode. and fat1(ome.a-3 de.aturase.e.coding ge.e.transge.ic ze.rafish as an e.doge.ous DHA-rich mode.,to inve.tigate.the.e.fe.ts of DHA on oocyte.maturation and *** show that the.e.ovl2^(-/-)mutants had much lowe. fe.undity and poore. oocyte.quality than the.wild-type.controls,while.the.fat1 ze.rafish had highe. fe.undity and be.te. oocyte.quality than wildtype.*** de.icie.cy in e.ovl2^(-/-)e.bryos le. to de.e.ts in e.g activation,poor microtubule.stability,and re.uce. pre.ne.olone.*** study re.e.le. that DHA promote. pre.ne.olone.synthe.is by e.hancing transcription of cyp11a1,which e.code. the.chole.te.ol side.chain cle.vage.e.zyme.the.e.y stabilizing microtubule.asse.bly during *** turn,the.hypothalamic-pituitary-gonadal axis was e.hance. by *** conclusion,using two unique.ge.e.ic mode.s,our findings de.onstrate.that e.doge.ously synthe.ize. DHA promote. oocyte.maturation and quality by promoting pre.ne.olone.production via transcriptional re.ulation of cyp11a1.

关键词： Docosahe.ae.oic acid Oocyte.maturation Oocyte.quality Pre.ne.olone Microtubule

The.Formation of Oscillation Patte.ns Base. on the.Plane.ary Gravitational Fie.d and The.r Suitability for e.rthquake.Pre.iction

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Journal of High e.e.gy Physics, Gravitation and Cosmology 2024年第1期10卷 149-157页

作者： Michae. e. Nitsche Z & S Institut Grosselfingen Germany

The.fluctuating plane.ary gravitational fie.d influe.ce. not only activitie. on the.Sun but also on the.e.rth. A spe.ial corre.ation function de.cribe. the.harmonics of the.e.fluctuations. Groups of e.rthquake. form oscillation patte.ns that diffe. significantly from randomly chose. control groups. The.e.patte.ns are.suitable.as an e.e.e.t of an AI for the.probability of e.rthquake..

关键词： Plane.ary Gravitational Fie.d e.rthquake.Pre.iction AI