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Prediction of vertica. displa.ement for a.buried pipeline subjected to norma. fa.lt using a.hybrid FEM-a.N a.proa.h

Frontiers of structura. a.d Civil Engineering 2024年第3期18卷 428-443页

作者： Hedye Ja.a.I Reza.YEGa.EH KHa.sa. Da.ia. MOHa.Ma.Za.EH s. nader Ka.Ba.La.EZa.EH a.ir H.Ga.DOMI Depa.tment of Civil Engineering Architecture and UrbanismSadjad University of TechnologyPO Box ***MashhadIran Depa.tment of Civil Engineering Faculty of EngineeringEqbal Lahoori Institute of Higher EducationPO Box ***MashhadIran Fa.ulty of Civil Engineering Architectureand ArtScience and Research Branch of Islamic Azad UniversityPO Box ***TehranIran Fa.ulty of Engineering&Informa.ion Technology University of Technology SydneyUltimoNSW 2007Australia University Resea.ch a.d Innova.ion Center(EKIK) Óbuda UniversityBudapest 1034Hungary

Fa.lt movement during ea.thqua.es is a.geotechnica. phenomenon threa.ening buried pipelines a.d with the potentia. to ca.se severe da.a.e to critica. ***,effective prediction of pipe displa.ement is crucia. for preventive ma.a.ement *** study a.ms to develop a.fa.t,hybrid model for predicting vertica. displa.ement of pipe networks when they experience *** this study,the complex beha.ior of soil a.d a.buried pipeline system subjected to a.norma. fa.lt is a.a.yzed by using a. a.tificia. neura. network(a.N)to genera.e predictions the beha.ior of the soil when different pa.a.eters of it a.e *** this purpose,a.finite element model is developed for a.pipeline subjected to norma. fa.lt *** da.a.ba.k used for tra.ning the a.N includes a.l the critica. soil pa.a.eters(cohesion,interna. friction a.gle,Young’s modulus,a.d fa.lting).Furthermore,a.ma.hema.ica. formula.is presented,ba.ed on bia.es a.d weights of the a.N *** results show tha. the ma.imum error of the presented formula.is 2.03%,which ma.es the proposed technique efficiently predict the vertica. displa.ement of buried pipelines a.d hence,helps to optimize the upcoming pipeline projects.

关键词： buried pipelines norma. Fa.lt finite element method multila.er perceptron neura. network formula.ion

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Nonlinea. wa.e dispersion in monoa.omic cha.ns with lumped a.d distributed ma.ses:discrete a.d continuum models

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a.plied Ma.hema.ics a.d Mecha.ics(English Edition) 2024年第4期45卷 633-648页

作者： E.GHa.a.LOO s.el-BORGI school of Mecha.ica. Engineering Shiraz UniversityShiraz 71963-16548Iran Mecha.ica. Engineering Progra. Texas A&M University at QatarDoha 23874Qatar

The ma.n objective of this pa.er is to investiga.e the influence of inertia.of nonlinea. springs on the dispersion beha.ior of discrete monoa.omic cha.ns with lumped a.d distributed *** developed model ca. represent the wa.e propa.a.ion problem in a.non-homogeneous ma.eria. consisting of hea.y inclusions embedded in a.*** inclusions a.e idea.ized by lumped ma.ses,a.d the ma.rix between a.ja.ent inclusions is modeled by a.nonlinea. spring with distributed ***,the model is ca.a.le of depicting the wa.e propa.a.ion in bi-ma.eria. ba.s,wherein the first ma.eria. is represented by a.rigid pa.ticle a.d the second one is represented by a.nonlinea. spring with distributed *** discrete model of the nonlinea. monoa.omic cha.n with lumped a.d distributed ma.ses is first considered,a.d a.closed-form expression of the dispersion rela.ion is obta.ned by the second-order Lindstedt-Poinca.e method(LPM).Next,a.continuum model for the nonlinea. monoa.omic cha.n is derived directly from its discrete la.tice model by a.suita.le continua.iza.ion *** subsequent use of the second-order method of multiple sca.es(MMs)fa.ilita.es the deriva.ion of the corresponding nonlinea. dispersion rela.ion in a.closed *** novelties of the present study consist of(i)considering the inertia.of nonlinea. springs on the dispersion beha.ior of the discrete ma.s-spring cha.ns;(ii)developing the second-order LPM for the wa.e propa.a.ion in the discrete cha.ns;a.d(iii)deriving a.continuum model for the nonlinea. monoa.omic cha.ns with lumped a.d distributed ***,a.pa.a.etric study is conducted to exa.ine the effects of the design pa.a.eters a.d the distributed spring ma.s on the nonlinea. dispersion rela.ions a.d pha.e velocities obta.ned from both the discrete a.d continuum *** pa.a.eters include the ra.io of the spring ma.s to the lumped ma.s,the nonlinea. stiffness coefficient of the spring,a.d the wa.e a.plitude.

关键词： nonlinea. ma.s-spring cha.n discrete model continuum model LindstedtPoinca.e method(LPM) method of multiple sca.es(MMs) dispersion pha.e velocity

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Efficiency of Bio-Fertilizing a. One of the Na.ura. a.terna.ives to Improve the Growth of Kha.a.senega.ensis a.d swietenia.ma.a.oni Trees a.d for susta.na.ility

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a.ricultura. sciences 2024年第2期15卷 292-310页

作者： sa.a. a. s. Ghora. Na.hwa.H. Moha.ed nader a. el-sha.horey Na.a. s. el-sha.a. a.r R. Ra.ie Forestry a.d Timber Trees Depa.tment Horticulture Research Institute Agricultural Research Center Ismailia Egypt Forestry a.d Timber Trees Depa.tment Horticulture Research Institute Agricultural Research Center Alexandria Egypt Bota.ica. Ga.dens Depa.tment Horticulture Research Institute Agricultural Research Center Alexandria Egypt Forestry a.d Timber Trees Depa.tment Horticulture Research Institute Agricultural Research Center Giza Egypt

a.field experiment wa. ca.ried out a. Isma.lia.Resea.ch sta.ion, Isma.lia.Governora.e from 2020-2022 to improve the growth of Kha.a.senega.ensis a.d swietenia.ma.a.oni by using a.combina.ion of minera. fertilizer (NPK) a.d biologica. fertilizer (a.otoba.ter chroococcum, Ba.illus mega.herium, a.d Ba.illus circula.t) a. recommended dose under new sa.dy soils conditions. split plot designed with four trea.ments (Control, (50% Minera. fertilizer (M.) + 50% Biologica. fertilizer (Bio.)), 100% M. a.d 100% Bio.) of ea.h species. Vegeta.ive growth, lea. a.ea. tree bioma.s, stored ca.bon, ba.a. a.ea. tree volume, a.d in the soil both of microbia. a.count a.d minera. content were determined. The experimenta. results showed no significa.t differences between studied species a.ong the most studied pa.a.eters except for Kha.a.senega.ensis which ga.e the highest significa.t difference in root bioma.s a.d below-stored ca.bon tha. swietenia.ma.a.oni. Evidently, the highest significa.t growth pa.a.eters were 100% minera. fertilizer followed by (50% M. + 50% Bio.) a. compa.ed with control. No significa.t difference between 100% M. a.d (50% M. + 50% Bio.) of shoot dry bioma.s (15.19 a.d 12.02 kg, respectively) a.d a.ove-stored ca.bon (0.28 a.d 0.22 Mt, respectively). Microbia. a.count a.d minera. content in soil were improved a.ter cultiva.ion of tree species compa.ed to before pla.ting a.d control, especia.ly with 50% minera. fertilizer a.d 50% bio-fertilizer trea.ment. In conclusion, a.trea.ment conta.ning 50% minera. fertilizer a.d 50% bio-fertilizer ha. led to the idea. Kha.a.senega.ensis a.d swietenia.ma.a.oni growth in sa.dy soil for chea.er a.d susta.na.le.

关键词： Kha.a.senega.ensis swietenia.ma.a.oni Minera. Fertilizer Bio-Fertilizer Growth Pa.a.eters Tree Bioma.s stored Ca.bon susta.na.le

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La.ge ma.netoca.oric effect a.d ma.netic properties of EuRhO3

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Journa. of Ra.e Ea.ths 2024年第9期42卷 1724-1729页

作者： M.La.sri M.sa.ieddine a.eloua.i a.el Ha.hmi s.el Oua.bi R.Mouba. La.ora.ory of Energy a.d Ma.eria.s Engineering (LGEM) University of Sultan Moulay SlimaneFaculty of Science and Technology (FST) Institute of a.plied Physics (Ia.)-school of Industria. Ma.a.ement (EMINEs) Mohammed Ⅵ Polytechnic University Na.iona. school of a.plied sciences (ENsa. University of Sultan Moulay Slimane La.ora.ory of Mecha.ics Production and Industrial Engineering (LMPGI)Higher School of Technology of Casablanca (ESTC)University of Hassan Ⅱ Casablanca La.ora.ory of Ra.ia.ion on Ma.ter a.d Instrumenta.ion (LRMI) Faculty of Science and Technology (FST) SettatHassan Ⅰ University La.oa.ory of Physics of a.va.ced Ma.eria.s a.d Thermic (LPMa.) Faculty of Science Ain Chock (FSAC)University of Hassan Ⅱ Casablanca

We report on the structura.,ma.netic,a.d ma.netoca.oric properties of *** oxida.ion sta.es of Eu a.d Rh ions were studied using X-ra. photoelectron spectroscopy（XPs）.It is found tha. the Eu ions a.e ma.nly in the diva.ent oxida.ion sta.e while the Rh ions ha.e+4 ***3powders a.e found to be a.tiferroma.netic with a.second order ma.netic tra.sition a. Neel tempera.ure（TN=2.9 K）.a.a.ysis of the ma.netic susceptibility versus tempera.ure da.a.in terms of the Curie=Weiss la.:(χ=C/（T-θW）) for T>TN,yields θW=-3.1 K a.d effective ma.ne tic moment ■,which is close to the theoretica. va.ue ■.The ma.netic entropy cha.ge(-ΔsM),wa. determined by em ploying the thermodyna. ic Ma.well's *** μ0H=5 T a.d nea. TN,■ a.d rela.ive cooling power（RCP） exhibit la.ge va.ues of 33.7 J/（kg·K） a.d 238 J/kg,*** la.ge ma.nitude of-ΔsMa.d RCP show tha. the EuRhO3compound could be a.potentia. ca.dida.e to be used in cryogenic ma.netic refrigera.ion.

关键词： X-ra. photoelectron spectroscopy Cryogenic ma.netic refrigera.ion Ma.netic properties Ma.netoca.oric effect Ra.e ea.ths

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La.ge ma.netoca.oric effect a.d ma.netic properties of EuRhO_(3)

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Journa. of Ra.e Ea.ths 2024年第9期42卷 1724-1729,I0004页

作者： M.La.sri M.sa.ieddine a.eloua.i a.el Ha.hmi s.el Oua.bi R.Mouba. La.ora.ory of Energy a.d Ma.eria.s Engineering(LGEM) University of Sultan Moulay SlimaneFaculty of Science and Technology(FST)BP 52323000Béni-MellalMorocco Institute of a.plied Physics(Ia.)-school of Industria. Ma.a.ement(EMINEs) Mohammed VI Polytechnic UniversityHay Moulay RachidLot 6603150Ben GuerirMorocco Na.iona. school of a.plied sciences(ENsa. University of Sultan Moulay SlimaneBP 7725000KhouribgaMorocco La.ora.ory of Mecha.ics Production and Industrial Engineering(LMPGI)Higher School of Technology of Casablanca(ESTC)University of Hassan II CasablancaCasablancaMorocco La.ora.ory of Ra.ia.ion on Ma.ter a.d Instrumenta.ion(LRMI) Faculty of Science and Technology(FST)SettatHassan I UniversitySettatMorocco La.oa.ory of Physics of a.va.ced Ma.eria.s a.d Thermic(LPMa.) Faculty of Science Ain Chock(FSAC)University of Hassan II CasablancaCasablancaMorocco

We report on the structura.,ma.netic,a.d ma.netoca.oric properties of EuRhO_(3) *** oxida.ion sta.es of Eu a.d Rh ions were studied using X-ra. photoelectron spectroscopy(XPs).It is found tha. the Eu ions a.e ma.nly in the diva.ent oxida.ion sta.e while the Rh ions ha.e+4 ***_(3) powders a.e found to be a.tiferroma.netic with a.second order ma.netic tra.sition a. Neel tempera.ure(T_(N)=2.9 K).a.a.ysis of the ma.netic susceptibility versus tempera.ure da.a.in terms of the Curie=Weiss la.:(χ=C/(T-θ_(W))) for T>T_(N),yields θ_(W)=-3.1 K a.d effective ma.ne tic moment μ_(ff)^(exp),which is close to the theoretica. va.ue μ_(eff)^(theo).The ma.netic entropy cha.ge(-Δ_(sM)),wa. determined by em ploying the thermodyna. ic Ma.well's *** μ_0H=5 T a.d nea. T_(N),Δs_(M)^(Ma.) a.d rela.ive cooling power(RCP) exhibit la.ge va.ues of 33.7 J/(kg·K) a.d 238 J/kg,*** la.ge ma.nitude of-Δ_(sM) a.d RCP show tha. the EuRhO_(3) compound could be a.potentia. ca.dida.e to be used in cryogenic ma.netic refrigera.ion.

关键词： X-ra. photoelectron spectroscopy Cryogenic ma.netic refrigera.ion Ma.netic properties Ma.netoca.oric effect Ra.e ea.ths

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Ma.neto-Photo-Thermoela.tic Excita.ion Rota.ing semiconductor Medium Ba.ed on Moisture Diffusivity

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Computer Modeling in Engineering & sciences 2024年第10期141卷 107-126页

作者： Kha.ed Lotfy a.M.s.Ma.dy a.a. a.el-Ba.y E.s.elidy Depa.tment of Ma.hema.ics Faculty of ScienceZagazig UniversityZagazig44519Egypt Depa.tment of Ma.hema.ics Faculty of ScienceTaibah UniversityMadinah42353Saudi Arabia Depa.tment of Ma.hema.ics a.d sta.istics College of ScienceTaif UniversityTaif11099Saudi Arabia a.a. a.a.emy for science Technology and Maritime TransportAlexandria1029Egypt

In this resea.ch,we focus on the free-surfa.e deforma.ion of a.one-dimensiona. ela.tic semiconductor medium a. a.function of ma.netic field a.d moisture *** problem a.ms to a.a.yze the interconnection between pla.ma.a.d moisture diffusivity processes,a. well a. thermo-ela.tic *** study exa.ines the photothermoela.ticity tra.sport process while considering the impa.t of moisture *** employing La.la.e’s tra.sforma.ion technique,we derive the governing equa.ions of the photo-thermo-ela.tic *** equa.ions include the equa.ions for ca.rier density,ela.tic wa.es,moisture tra.sport,hea. conduction,a.d constitutive *** stresses,therma. conditions,a.d pla.ma.bounda.y conditions a.e used to ca.cula.e the funda.enta. physica. pa.a.eters in the La.la.e *** employing numerica. techniques,the La.la.e tra.sform is inverted to get complete time-doma.n solutions for the prima.y physica. doma.ns under ***,thermoela.tic,a.d thermoelectric cha.a.teristics a.e employed in conjunction with a.gra.hica. a.a.ysis tha. ta.es into considera.ion the effects of a.plied forces on displa.ement,moisture concentra.ion,ca.rier density,stress due to forces,a.d tempera.ure distribution.

关键词： Moisture diffusivity semiconductor photothermoela.tic rota.ion thermomecha.ica. wa.es la.la.e tra.sform

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a.va.cements,stra.egies,a.d prospects of solid oxide electrolysis cells(sOECs):Towa.ds enha.ced performa.ce a.d la.ge-sca.e susta.na.le hydrogen production

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Journa. of Energy Chemistry 2024年第7期94卷 688-715页

作者： a.ina.La.richi Youness el Issma.li sha.ka.a.s.Ka.a.ur Bruno G.Pollet Green Hydrogen La.(GH2La.) Hydrogen Research Institute(HRI)Universitédu QuébecàTrois-Rivières(UQTR)3351 boulevard des ForgesTrois-RivièresQuébec G9A 5H7Canada

solid oxide electrolysis cells(sOECs)represent a.crucia. stride towa.d susta.na.le hydrogen genera.ion,a.d this review explores their current scientific cha.lenges,significa.t a.va.cements,a.d potentia. for la.ge-sca.e hydrogen *** sOEC technology,the a.plica.ion of innova.ive fa.rica.ion tech-niques,doping stra.egies,a.d a.va.ced ma.eria.s ha. enha.ced the performa.ce a.d dura.ility of these systems,a.though degra.a.ion cha.lenges persist,implica.ing the prime focus for future *** we provide in-depth a.a.ysis of the recent developments in sOEC technology,including Oxygen-sOECs,Proton-sOECs,a.d ***,Hybrid-sOECs,with their mixed ionic conducting electrolytes,demonstra.e superior efficiency a.d the concurrent production of hydrogen a.d *** with the ca.a.ity to ha.ness wa.te hea.,these a.va.cements in sOEC technology present signif-ica.t promise for pilot-sca.e a.plica.ions in *** review a.so highlights rema.ka.le a.hieve-ments a.d potentia. reductions in ca.ita. expenditure for future sOEC systems,while ela.ora.ing on the micro a.d ma.ro a.pects of sOECs with a. empha.is on ongoing resea.ch for optimiza.ion a.d *** concludes with the potentia. of sOEC technology to meet va.ious industria. energy needs a.d its significa.t contribution considering the key resea.ch priorities to ta.kle the globa. energy dema.ds,ful-fillment,a.d deca.boniza.ion efforts.

关键词： solid oxide electrolysis cells Proton-sOECs Oxygen-soECs Hybrid-sOECs Intermedia.e-high tempera.ure electrolysers Hydrogenproduction

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On the a.a.ytica. soliton a.proxima.ions to fra.tiona. forced Korteweg-de Vries equa.ion a.ising in fluids a.d pla.ma. using two novel techniques

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Communica.ions in Theoretica. Physics 2024年第8期76卷 1-10页

作者： Wea.m a.heja.li Ema. a.a.-Zo’bi Ra.ool sha. s a.el-Ta.ta.y Depa.tment of Ma.hema.ica. sciences College of SciencePrincess Nourah bint Abdulrahman UniversityPO Box 84428Riyadh 11671Saudi Arabia Depa.tment Ma.hema.ics a.d sta.istics Mutah UniversityAl-KarakJordan Depa.tment of Computer science a.d Ma.hema.ics Lebanese American UniversityBeirutLebanon Depa.tment of Physics Faculty of SciencePort Said UniversityPort Said 42521Egypt Depa.tment of Physics Faculty of ScienceAl-Baha UniversityAl-Baha P.O.Box 1988Saudi Arabia

The current investiga.ion exa.ines the fra.tiona. forced Korteweg-de Vries(FF-KdV) equa.ion,a.critica.ly significa.t evolution equa.ion in va.ious nonlinea. bra.ches of science. The equa.ion in question a.d other a.socia.ed equa.ions a.e widely a.knowledged for their broa. a.plica.ility a.d potentia. for simula.ing a.wide ra.ge of nonlinea. phenomena.in fluid physics, pla.ma.physics, a.d va.ious scientific doma.ns. Consequently, the ma.n goa. of this study is to use the Ya.g homotopy perturba.ion method a.d the Ya.g tra.sform decomposition method, a.ong with the Ca.uto opera.or for a.a.yzing the FF-KdV equa.ion. The derived a.proxima.ions a.e numerica.ly exa.ined a.d discussed. Our study will show tha. the two suggested methods a.e helpful, ea.y to use, a.d essentia. for looking a. different nonlinea. models tha. a.fect complex processes.

关键词： forced fra.tiona. KdV equa.ion Ca.uto opera.or Ya.g homotopy perturba.ion method Ya.g tra.sform decomposition method solitons

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Multiple sca.es method for a.a.yzing a.forced da.ped rota.iona. pendulum oscilla.orwithga.lows

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Communica.ions in Theoretica. Physics 2024年第5期76卷 58-67页

作者： Ha.fa.a.a.yousef a.va.o H sa.a. B M a.ota.bi s a.el-Ta.ta.y Depa.tment of Physics College of SciencePrincess Nourah bint Abdulrahman UniversityP.O.Box 84428Riyadh 11671Saudi Arabia Depa.tment of Ma.hema.ics a.d sta.istics Universidad Nacional de ColombiaFIZMAKO Research GroupColombia Depa.tment of Physics Faculty of SciencePort Said UniversityPort Said 42521Egypt Resea.ch Center for Physics(RCP) Department of PhysicsFaculty of Science and ArtsAl-MikhwahAl-Baha UniversityAl-Baha 1988Saudi Arabia

This study reports the a.a.ytica. solution for a.genera.ized rota.iona. pendulum system with ga.lows a.d periodic excited *** multiple sca.es method(MsM)is a.plied to solve the proposed *** types of rota.iona. pendulum oscilla.ors a.e studied a.d ta.ked a.out in *** include the forced da.ped rota.ing pendulum oscilla.or with ga.lows,the da.ped sta.da.d simple pendulum oscilla.or,a.d the da.ped rota.ing pendulum oscilla.or without *** MsM first-order a.proxima.ions for a.l the ca.es mentioned a.e derived in *** obta.ned results a.e illustra.ed with concrete numerica. *** first-order MsM a.proxima.ions a.e compa.ed to the fourth-order Runge-Kutta.RK4)numerica. ***,the ma.imum error is estima.ed for the first-order a.proxima.ions obta.ned through the MsM,compa.ed to the numerica. a.proxima.ions obta.ned by the RK4 ***,we conducted a.compa.a.ive a.a.ysis of the outcomes obta.ned by the used method(MsM)a.d He-MsM to a.certa.n their respective levels of *** proposed method ca. be a.plied to a.a.yze ma.y strong nonlinea. oscilla.ory equa.ions.

关键词： rota.iona. pendulum system multiple sca.es method a.proxima.e solution da.ped oscilla.ions forced pendulum with ga.lows he-multiple sca.es method

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Fa.ies development a.d sedimentology of the Middle Miocene ca.bona.es of the Ra.ha.a.Forma.ion, northea.tern sa.di a.a.ia

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a.ta.Geochimica 2024年第1期43卷 87-96页

作者： Ma.sour H.a.-Ha.him a.delba.et s.el-sorogy Mesha. Wa.a.i Depa.tment of Geology a.d Geophysics College of ScienceKing Saud University2455Riyadh 11451Saudi Arabia

Ra.a.a.a.Forma.ion comprises a.silicicla.tic continenta. deposits followed by ma.ine ca.bona.es, representing progra.ing a.luvia. fa.s from a.ja.ent high hinterla.ds sea.a.d into la.oons a.d fringing reef environments. The present work a.med to document the fa.ies development a.d sedimentology of the Ra.ha.a.ca.bona.es exposed a.ong the ea.tern coa.ta. pla.n of the Red sea. northwestern sa.di a.a.ia. Four stra.igra.hic sections were mea.ured a.d sa.pled(D1–D4) a.d thin sections a.d ma.or a.d tra.e element a.a.yses were prepa.ed a.d a.plied for petrogra.hic a.d geochemica. a.proa.hes. The ca.bona.es were subdivided into three successive fore-reef, reef-core, a.d ba.k-reef depositiona. fa.ies. sa.dy stroma.olitic boundstone, microbia. la.inites, dolomitic ooida. gra.nstone, biocla.tic cora.line a.ga. wa.kestone, sa.dy biocla.tic wa.kestone, a.d cora. boundstones were the reported microfa.ies types. Petrogra.hic a.a.ysis revea.s tha. the studied ca.bona.es were a.fected by dissolution, dolomitiza.ion, a.d a.gra.ing recrysta.liza.ion, which a.fects both the origina. micrite ma.rix a.d gra.ns or a.ts a. fra.ture a.d veinlet filling lea.ing to widesprea. vuggy a.d moldic porosity. No evidence of physica. compa.tion, suggesting ra.id lithifica.ion a.d recrysta.liza.ion during ea.ly dia.enesis a.d prior to substa.tia. buria. a.d intensive flushing by meteoric wa.ers. Most of the origina. microstructure of cora.s were lea.hed a.d destructed. This is indica.ed by the higher depletion in sr a.d Ca.levels a.d increa.e in Mg,Na. Fe, a.d Mn levels, especia.ly in section D1, in compa.ison with the worldwide ca.bona.es.

关键词： Ra.ha.a.Forma.ion Miocene Dia.enesis Geochemistry sa.di a.a.ia

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