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Nonline.r wave.dispe.sion in monoatomic chains with lumpe. and distribute. masse.:discre.e.and continuum mode.s

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Applie. Mathe.atics and Me.hanics(e.glish e.ition) 2024年第4期45卷 633-648页

作者： e.GHAVANLOO S.e.-BORGI School of Me.hanical e.gine.ring Shiraz UniversityShiraz 71963-16548Iran Me.hanical e.gine.ring Program Texas A&M University at QatarDoha 23874Qatar

The.main obje.tive.of this pape. is to inve.tigate.the.influe.ce.of ine.tia of nonline.r springs on the.dispe.sion be.avior of discre.e.monoatomic chains with lumpe. and distribute. *** de.e.ope. mode. can re.re.e.t the.wave.propagation proble. in a non-homoge.e.us mate.ial consisting of he.vy.inclusions e.be.de. in a *** inclusions are.ide.lize. by.lumpe. masse.,and the.matrix be.we.n adjace.t inclusions is mode.e. by.a nonline.r spring with distribute. ***,the.mode. is capable.of de.icting the.wave.propagation in bi-mate.ial bars,whe.e.n the.first mate.ial is re.re.e.te. by.a rigid particle.and the.se.ond one.is re.re.e.te. by.a nonline.r spring with distribute. *** discre.e.mode. of the.nonline.r monoatomic chain with lumpe. and distribute. masse. is first conside.e.,and a close.-form e.pre.sion of the.dispe.sion re.ation is obtaine. by.the.se.ond-orde. Lindste.t-Poincare.me.hod(LPM).Ne.t,a continuum mode. for the.nonline.r monoatomic chain is de.ive. dire.tly.from its discre.e.lattice.mode. by.a suitable.continualization *** subse.ue.t use.of the.se.ond-orde. me.hod of multiple.scale.(MMS)facilitate. the.de.ivation of the.corre.ponding nonline.r dispe.sion re.ation in a close. *** nove.tie. of the.pre.e.t study.consist of(i)conside.ing the.ine.tia of nonline.r springs on the.dispe.sion be.avior of the.discre.e.mass-spring chains;(ii)de.e.oping the.se.ond-orde. LPM for the.wave.propagation in the.discre.e.chains;and(iii)de.iving a continuum mode. for the.nonline.r monoatomic chains with lumpe. and distribute. ***,a parame.ric study.is conducte. to e.amine.the.e.fe.ts of the.de.ign parame.e.s and the.distribute. spring mass on the.nonline.r dispe.sion re.ations and phase.ve.ocitie. obtaine. from both the.discre.e.and continuum *** parame.e.s include.the.ratio of the.spring mass to the.lumpe. mass,the.nonline.r stiffne.s coe.ficie.t of the.spring,and the.wave.amplitude.

关键词： nonline.r mass-spring chain discre.e.mode. continuum mode. Lindste.tPoincare.me.hod(LPM) me.hod of multiple.scale.(MMS) dispe.sion phase.ve.ocity

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Comparison be.we.n se.smic analy.is of twisting and re.ular 52-story.towe.s conside.ing soil-structure.inte.action

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e.rthquake.e.gine.ring and e.gine.ring Vibration 2024年第3期23卷 663-675页

作者： Mohame. Naguib Aboue.saad Mohamme. Shaaban Salah e. Bagalaty.Mohame. e.e. Madawy Structural e.gine.ring De.artme.t Faculty of EngineeringMansura UniversityMansoura 35511Egypt Faculty.of e.gine.ring Delta University for Science and TechnologyGamasa 35712Egypt

A dy.amic analy.is of both twisting and re.ular towe.s is carrie. out to de.e.mine.the.re.ults of conside.ing soil-structure.inte.action(SSI)on high-rise.*** addition,the.diffe.e.ce.be.we.n the.se.smic pe.formance.of using twisting towe.s ove. re.ular one. is *** twisting towe. is a simulation of the.e.olution Towe.(Moscow).The.towe.s’ske.e.ons consist of RC e.e.e.ts and re.t on a re.nforce. concre.e.pile.-raft *** soil mode. is conside.e. as multi-lay.0}e. with the.same.soil prope.tie. as the.zone.chose. for the.analy.is(Ne. Mansoura City.e.y.t).The.only.diffe.e.ce.be.we.n both towe.s is the.r shape.in *** whole.sy.te. is mode.le. and analy.e. in a single.ste. as one.full 3D mode.,which is known as the.dire.t approach in *** analy.e. are.carrie. out using finite.e.e.e.t software.Midas GTS NX).Dy.amic output re.ponse. due.to thre. re.ords of se.smic loads are.propose. and pre.e.te. in some.*** on the.re.ults,it is conclude. that SSI has a conside.able.e.fe.t on the.dy.amic re.ponse.of tall buildings mainly.be.ause.of the.foundation fle.ibility.as it le.ds to le.gthe.ing the.vibration pe.iod,incre.sing the.story.drift and the.base.she.r for both case..

关键词： soil-structure.inte.action se.smic analy.is twisting towe.s base.she.r story.drift finite.e.e.e.t me.hod Midas GTS NX

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e.o-toxicity.and he.lth risk asse.sme.t of poly.y.lic aromatic hy.rocarbons in surface.se.ime.ts of Burullus Lake.in e.y.t

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China Ge.logy 2024年第3期7卷 460-468页

作者： Hanan e.Osman Mohame. H e.e.-Morsy.Haze. T Abd e.-Hamid De.artme.t of Biology Faculty of Applied ScienceUmm Al-Qura UniversityMecca 24382Saudi Arabia De.nship of Scie.tific Re.e.rch Umm Al-Qura UniversityMakkah 24372Saudi Arabia National Institute.of Oce.nography.and Fishe.ie.(NIOF) Cairo 11865Egypt Botany.and Microbiology.De.artme.t Faculty of ScienceAl-Azhar UniversityCairo 11651Egypt

Poly.y.lic aromatic hy.rocarbons(PAHs)are.ubiquitous e.vironme.tal contaminants of growing conce.n due.to the.r pote.tial e.ological and human he.lth *** study.pre.e.ts a compre.e.sive.asse.sme.t of PAHs contamination in the.surface.se.ime.ts of Burullus Lake.a vital and se.ond large.t de.ta lake.in *** aim was to e.aluate.the.e.o-toxicity.and pote.tial he.lth risks associate. with the.pre.e.ce.of the.e.*** se.e. se.ime.t sample. we.e.colle.te. from various drains in the.southe.n part of Burullus *** e.traction me.hod was e.ploy.0} to e.tract PAHs(16PAHs)from the.se.ime.t ***,targe. compounds we.e.locate. using *** re.ults showe. that sample. containe. PAHs le.e.s ranging from 0.038×10^(-6)to 0.459×10^(-6),which is conside.e. he.vily.pollute. by.the.e.rope.n standard for PAHs ***,the.e.was no appare.t source.of PAHs in the.e.Khashah drain or the.Brinbal Canal,as HPLC found none.of the.*** most pre.ale.t compound in se.ime.t sample. along the.study.are. was *** diagnostic indice. in the.pre.e.t study.indicate. that the.hy.rocarbons in the.re.ion originate. from py.oly.ic and man-made.source. along the.drains of Burullus *** principal compone.t analy.is(PCA)and diagnostic ratios re.e.le. that coal combustion and py.oly.ic source. we.e.re.ponsible.for the.PAHs contamination in the.surface.*** non-carcinoge.ic risk(HI),which is the.product of the.HQs for the.adult and child populations,re.pe.tive.y.was *** value. unde. 1,the.e.ore.de.onstrate. that the. had no carcinoge.ic e.fe.ts on human *** and Me.s in the.se.ime.ts of Burullus Lake.do not have.a cance.-causing impact on *** the.safe.y.of ne.rby.wildlife.aquatic life.and pe.ple.all activitie. that raise.pe.role.m hy.rocarbon le.e.s in Burullus Lake.must be.ade.uate.y.re.ulate. and *** to the.e.ological risk asse.sme.t,the.e.is little.chance.that PAHs will be.found

关键词： Poly.y.lic aromatic hy.rocarbons Diagnostic indice. Toxicity De.ta lake.se.ime.t Burullus Lake Human he.lth risk Aquatic e.osy.te. HPLC Coal combustion

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Be.ond p-y.me.hod:A re.ie. of artificial inte.lige.ce.approache. for pre.icting late.al capacity.of drille. shafts in clay.0} soils

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Journal of Rock Me.hanics and Ge.te.hnical e.gine.ring 2024年第9期16卷 3812-3840页

作者： M.e.Al-Atroush A.e.Aboe.e.a e.z e.-Din He.dan Civil and e.vironme.tal e.gine.ring Program Engineering Management DepartmentCollege of EngineeringPrince Sultan UniversityRiyadhSaudi Arabia De.artme.t of Structural e.gine.ring Faculty of EngineeringAin Shams UniversityCairoEgypt Structure.and Mate.ials Re.e.rch Lab Prince Sultan UniversityRiyadhSaudi Arabia Compute. Scie.ce.and e.gine.ring De.artme.t Faculty of Electronic EngineeringMenoufia UniversityMenoufiaEgypt

In 2023,pivotal advance.e.ts in artificial inte.lige.ce.AI)have.significantly.*** that in mind,traditional me.hodologie.,notably.the.p-y.approach,have.struggle. to accurate.y.mode. the.comple.,nonline.r soil-structure.inte.actions of late.ally.loade. large.diame.e. drille. *** study.unde.take. a rigorous e.aluation of machine.le.rning(ML)and de.p le.rning(DL)te.hnique.,offe.ing a compre.e.sive.re.ie. of the.r application in addre.sing this ge.te.hnical challe.ge.A thorough re.ie. and comparative.analy.is have.be.n carrie. out to inve.tigate.various AI mode.s such as artificial ne.ral ne.works(ANNs),re.e.ance.ve.tor machine.(RVMs),and le.st square. support ve.tor machine.(LSSVMs).It was found that de.pite.ML approache. outpe.forming classic me.hods in pre.icting the.late.al be.avior of pile.,the.r‘black box'nature.and re.iance.only.on a data-drive. approach made.the.r re.ults showcase.statistical robustne.s rathe. than cle.r ge.te.hnical insights,a fact unde.score. by.the.mathe.atical e.uations de.ive. from the.e.***,the.re.e.rch ide.tifie. a gap in the.availability.of drille. shaft datase.s,limiting the.e.te.dibility.of curre.t findings to large.diame.e. *** e.te.sive.datase.,compile. from a se.ie. of late.al loading te.ts on fre.-he.d drille. shaft with vary.ng prope.tie. and ge.me.rie.,was introduce. to bridge.this *** pape. conclude. with a dire.tion for future.re.e.rch,propose. the.inte.ration of phy.ics-informe. ne.ral ne.works(PINNs),combining data-drive. mode.s with fundame.tal ge.te.hnical principle. to improve.both the.inte.pre.ability.and pre.ictive.accuracy.of AI applications in ge.te.hnical e.gine.ring,marking a nove. contribution to the.fie.d.

关键词： Late.ally.loade. drille. shaft load transfe. and failure.me.hanisms Phy.ics-informe. ne.ral ne.works(PINNs) P-y.curve. Artificial inte.lige.ce.AI) Datase.

Landau quantization e.fe.ts on damping Kawahara solitons in e.e.tron–positron–ion plasma in rotating ionize. me.ium

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Communications in The.re.ical Phy.ics 2024年第10期76卷 143-152页

作者： e.I e.-Awady.S Hussain N Akhtar De.artme.t of Phy.ics Faculty of Science Port Said University The.re.ical Phy.ics Division (TPD) PINSTECH

For the.dy.amics of thre.-dime.sional e.e.tron–positron–ion plasmas, a fluid quantum hy.rody.amic mode. is propose. by.conside.ing Landau quantization e.fe.ts in de.se.***–ne.tral collisions in the.pre.e.ce.of the.Coriolis force.are.also conside.e.. The.application of the.re.uctive.pe.turbation te.hnique.produce. a wave.e.olution e.uation re.re.e.te. by.a dampe. Korte.e.–de.Vrie. e.uation. This e.uation, howe.e., is insufficie.t for de.cribing wave. in our sy.te. at ve.y.low dispe.sion coe.ficie.ts. As a re.ult, we.conside.e. the.highe.t-orde. pe.turbation, which re.ulte. in the.dampe. Kawahara e.uation. The.e.fe.ts of the.magne.ic fie.d, Landau quantization, the.ratio of positron de.sity.to e.e.tron de.sity. the.ratio of positron de.sity.to ion de.sity. and the.dire.tion cosine.on line.r dispe.sion laws as we.l as soliton and conoidal solutions of the.dampe. Kawahara e.uation are.e.plore.. The.unde.standing from this re.e.rch can contribute.to the.broade. fie.d of astrophy.ics and aid in the.inte.pre.ation of obse.vational data from white.dwarfs.

关键词： Coriolis force Kawahara e.uation Landau quantization magne.oplasmas quantum plasma solitary.and cnoidal wave.

A Hy.rid Cy.e.se.urity.Algorithm for Digital Image.Transmission ove. Advance. Communication Channe. Mode.s

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Compute.s, Mate.ials & Continua 2024年第4期79卷 201-241页

作者： Naglaa F.Soliman Fatma e.Fadl-Allah Walid e.-Shafai Mahmoud I.Aly.Maali Alabdulhafith Fathi e.Abd e.-Samie De.artme.t of Information Te.hnology College of Computer and Information SciencesPrincess Nourah bint Abdulrahman UniversityP.O.Box 84428Riyadh11671Saudi Arabia De.artme.t of e.e.tronics and Communications Faculty of EngineeringZagazig UniversityZagazig44519Egypt Se.urity.e.gine.ring Lab Computer Science DepartmentPrince Sultan UniversityRiyadh11586Saudi Arabia De.artme.t of e.e.tronics and e.e.trical Communications e.gine.ring Faculty of Electronic EngineeringMenoufia UniversityMenouf32952Egypt

The.e.ficie.t transmission of image.,which play. a large.role.inwire.e.s communication sy.te.s,pose. a significant challe.ge.in the.growth of multime.ia ***-quality.image. re.uire.we.l-tune. communication *** Single.Carrie. Fre.ue.cy.Division Multiple.Acce.s(SC-FDMA)is adopte. for broadband wire.e.s communications,be.ause.of its low se.sitivity.to carrie. fre.ue.cy.offse.s and low Pe.k-to-Ave.age.Powe. Ratio(PAPR).Data transmission through ope.-channe. ne.works re.uire. much conce.tration on se.urity.re.iability.and *** data ne.d a space.away.fromunauthorize. acce.s,modification,or *** re.uire.e.ts are.to be.fulfille. by.digital image.wate.marking and *** pape. ismainly.conce.ne. with se.ure.image.communication ove. the.wire.e.s SC-FDMA sy.te.as an adopte. communication *** introduce. a robust image.communication frame.ork ove. SC-FDMA that comprise. digital image.wate.marking and e.cry.tion to improve.image.se.urity.while.maintaining a high-quality.re.onstruction of image. at the.re.e.ve. *** propose. frame.ork allows image.wate.marking base. on the.Discre.e.Cosine.Transform(DCT)me.ge. with the.Singular Value.De.omposition(SVD)in the.so-calle. DCT-SVD *** addition,image.e.cry.tion is imple.e.te. base. on chaos and DNA *** e.cry.te. wate.marke. image. are.the. transmitte. through the.wire.e.s SC-FDMA *** line.rMinimumMe.n Square.e.ror(MMSe.e.ualize. is inve.tigate. in this pape. to mitigate.the.e.fe.t of channe. fading and noise.on the.transmitte. *** subcarrie. mapping sche.e.,name.y.localize. and inte.le.ve. sche.e.,are.compare. in this *** study.de.e.ds on diffe.e.t channe.mode.s,name.y.Pe.e.trianAandVe.icularA,with a modulation te.hnique.name.Quadrature.mplitude.Modulation(QAM).e.te.sive.simulation e.pe.ime.ts are.conducte. and introduce. in this pape. for e.ficie.t transmission of e.cry.te. wate.marke. *** addition,diffe.e.t variants of SC-FDMA bas

关键词： Cy.e.se.urity.applications image.transmission channe. mode.s modulation te.hnique. wate.marking and e.cry.tion

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On B(5,20)2-Groups

Alge.ra Colloquium 2024年第3期31卷 429-440页

作者： e.A.Alhassan y.L.Tan y.Li School of Mathe.atical Scie.ce. Jiangsu UniversityZhenjiangJiangsu 212013China De.artme.t of Mathe.atics Brock UniversitySt.CatharinesOntario L2S 3A1Canada

A finite.group G is said to be.a B(n,k)group if for any.n-e.e.e.t subse.[a_(1),…,a_(n)]of G,|{a_(i)a_(j)|1≤i,j≤n}|≤*** is of inte.e.t to characte.ize.the.structure.of B(n,k)groups for n(n+1)/2≤k≤n^(2)-*** B(5,k)groups for 15≤k≤19 have.be.n inve.tigate. by.se.e.al *** this pape.,we.give.a comple.e.characte.ization of B(5,20)2-groups by.showing the.e.are.five.classe. of such groups which are.nontrivial and nonabe.ian.

关键词： B(n,k)groups small squaring prope.ty ce.tral e.te.sion GAP

Cavity.agnostic acoustofluidic manipulations e.able. by.guide. fle.ural wave. on a me.brane.acoustic wave.uide.actuator

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Microsy.te.s & Nanoe.gine.ring 2024年第2期10卷 153-171页

作者： Philippe.Vachon Srinivas Me.ugu Jaibir Sharma Amit Lal e.dwin J.Ng y.l Koh Joshua e.-y.Le. Che.gkuo Le. De.artme.t of e.e.trical and Compute. e.gine.ring National University of SingaporeSingaporeSingapore Institute.of Microe.e.tronics Agency for ScienceTechnology and Research(A*STAR)SingaporeSingapore SonicMe.S Laboratory School of Electrical and Computer EngineeringCornell UniversityIthacaNYUSA School of e.e.trical and Data e.gine.ring University of Technology SydneyUltimoNSWAustralia

This article.pre.e.ts an in-de.th e.ploration of the.acoustofluidic capabilitie. of guide. fle.ural wave.(GFWs)ge.e.ate. by.a me.brane.acoustic wave.uide.actuator(MAWA).By.harne.sing the.pote.tial of GFWs,cavity.agnostic advance. particle.manipulation functions are.achie.e.,unlocking ne. ave.ue. for microfluidic sy.te.s and lab-on-a-chip *** localize. acoustofluidic e.fe.ts of GFWs arising from the.e.ane.ce.t nature.of the.acoustic fie.ds the. induce.inside.a liquid me.ium are.nume.ically.inve.tigate. to highlight the.r unique.and promising *** traditional acoustofluidic te.hnologie.,the.GFWs propagating on the.MAWA’s me.brane.wave.uide.allow for cavity.agnostic particle.manipulation,irre.pe.tive.of the.re.onant prope.tie. of the.fluidic ***,the.acoustofluidic functions e.able. by.the.de.ice.de.e.d on the.fle.ural mode.populating the.active.re.ion of the.me.brane.*** de.onstrations using two ty.e. of particle. include.in-se.sile.drople. particle.transport,mixing,and spatial se.aration base. on particle.diame.e.,along with stre.ming-induce. counte.-flow virtual channe. ge.e.ation in microfluidic PDMS *** e.pe.ime.ts e.phasize.the.ve.satility.and pote.tial applications of the.MAWA as a microfluidic platform targe.e. at lab-on-a-chip de.e.opme.t and showcase.the.MAWA’s compatibility.with e.isting microfluidic sy.te.s.

关键词： wave.uide fluid cavity

e.aluation of the.nutritional value.of Arte.ia nauplii for e.rope.n se.bass(Dice.trarchus labrax L.)larvae

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Aquaculture.and Fishe.ie. 2024年第1期9卷 78-84页

作者： Alaa A.e.-Dahhar Rashwan S.Rashwan Samy.y.e.-Zae.m Shaimaa A.Shahin Mona M.Mourad Mohamme. F.e. Basuini Animal and Fish Production De.artme.t Faculty of Agriculture-Saba BashaAlexandria UniversityAlexandria21526Egypt National Institute.of Oce.nography.and Fishe.ie.(NIOF) Cairo11562Egypt De.artme.t of Animal Production Faculty of AgricultureTanta UniversityTanta31527Egypt Faculty.of De.e.t Agriculture King Salman International UniversitySouth Sinai46618Egypt

Adapte. e.rope.n se.bass(Dice.trarchus labrax L.)larvae.at 25 day. post-hatching(dph)with a primary.we.ght and le.gth of 23 mg and 9.92 mm,start the.we.ning up to 46 dph using the.we.ning micro-die.(54%crude.prote.n from fish me.l,powde. milk,and poultry.e.g)concurre.tly.with Arte.ia e.riche. with fortification e.ulsions(0.6 g/L)of DHA se.co®as a control group(DHAS)or Fish oil+20%Vitamin C(FOVC),or Fish oil+20%Vitamin e.FOVe.,or Fish oil+10%Vit.C+10%Vit.e.FOCe.,or Fish oil only.FO).At 46 dph,groups of larvae.fe. e.riche. Arte.ia with DHAS and FOVe.e.hibite. the.highe.t final body.we.ght,we.ght gain,ave.age.daily.gain,spe.ific growth rate.fe.d intake.prote.n e.ficie.cy.ratio,and survival%as we.l as the.lowe.t fe.d conve.sion ***,larvae.in FOVC display.0} the.lowe.t final body.we.ght,total le.gth,we.ght gain,ave.age.daily.gain,spe.ific growth rate.fe.d intake.prote.n e.ficie.cy.ratio,and survival%as we.l as the.highe.t fe.d conve.sion *** histological asse.sme.t e.hibite. no pathological alte.ation as we.l as an improve.e.t in the.structure.with DHAS,FOVe.FOVC,and FOCe.co-additive. compare. to *** pe.oxidase.e.zy.e.GPx)re.orde. the.highe.t rate.(Pe. Arte.ia supple.e.te. with DHAS and FOVe.followe. by.FOCe.and *** the.lowe.t re.ord for GPx activity.was note. in the.FO *** conclusion,Using augme.te. Arte.ia nauplii with fish oil+vitamin e.in single.or in companion with vitamin C as che.p antioxidants support *** larval growth,survival,and antioxidant e.ficacy.during the.critical we.ning pe.iod.

关键词： e.rope.n se.bass Gastrointe.tinal histology Antioxidants Vitamin C Vitamin e DHA