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a.Colloca.ion Technique via.Pell-Luca. Polynomia.s to Solve Fra.tiona. Differentia. Equa.ionModel for HIV/a.DS with Trea.ment Compa.tment

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Computer Modeling in Engineering & Sciences 2024年第10期141卷 281-310页

作者： Ga.ze y.ldırım Sua.ip yüzba.ı Depa.tment of Ma.hema.ics Faculty of ScienceAkdeniz UniversityAntalya07058Turkey Depa.tment of Ma.hema.ics Faculty of Basic ScienceGebze Technical UniversityKocaeli41400Turkey Depa.tment of Ma.hema.ics Faculty of ScienceBartın UniversityBartın74100Turkey

In this study,a.numerica. method ba.ed on the Pell-Luca. polynomia.s(PLPs)is developed to solve the fra.tiona. order HIV/a.DS epidemic model with a.trea.ment *** HIV/a.DS ma.hema.ica. model with a.trea.ment compa.tment is divided into five cla.ses,na.ely,susceptible pa.ients(S),HIV-positive individua.s(I),individua.s with full-blown a.DS but not receiving a.V trea.ment(a.,individua.s being trea.ed(T),a.d individua.s who ha.e cha.ged their sexua. ha.its sufficiently(R).a.cording to the method,by utilizing the PLPs a.d the colloca.ion points,we convert the fra.tiona. order HIV/a.DS epidemic model with a.trea.ment compa.tment into a.nonlinea. system of the a.gebra.c ***,the error a.a.ysis is presented for the Pell-Luca. a.proxima.ion *** a.m of this study is to observe the beha.ior of five popula.ions a.ter 200 da.s when drug trea.ment is a.plied to HIV-infectious a.d full-blown a.DS *** demonstra.e the usefulness of this method,the a.plica.ions a.e ma.e on the numerica. exa.ple with the help of *** a.dition,four ca.es of the fra.tiona. order deriva.ive(p=1,p=0.95,p=0.9,p=0.85)a.e exa.ined in the ra.ge[0,200].Owing to a.plica.ions,we figured out tha. the outcomes ha.e quite decent ***,we understa.d tha. the errors decrea.e when the va.ue of N *** figures in this study a.e crea.ed in *** outcomes indica.e tha. the presented method is rea.ona.ly sufficient a.d correct.

关键词： Colloca.ion method fra.tiona. differentia. equa.ions HIV/a.DS epidemic model Pell-Luca. polynomia.s

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Construction of 2D/2D Ti_(3)C_(2)T_(x)MXene/CdS heterojunction with phototherma. effect for efficient photoca.a.ytic hydrogen production

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Journa. of Ma.eria.s Science & Technology 2024年第4期171卷 1-9页

作者： T.y.Hua.g z.ya.g S.y.ya.g z.H.Da. y.J.Liu J.H.Lia. G.y.zhong z.J.Xie y.P.Fa.g S.S.zha.g Key La.ora.ory for Bioba.ed Ma.eria.s a.d Energy of Ministry of Educa.ion Guangdong Laboratory for Lingnan Modern AgricultureCollege of Materials and EnergySouth China Agricultural UniversityGuangzhou 510643China School of Physics a.d Optoelectronics South China University of TechnologyGuangzhou 510640China School of Chemica. Engineering a.d Energy Technology Guangdong Provincial Key Laboratory of Distributed Energy SystemsDongguan University of TechnologyDongguan 523808China

The insensitivity of semiconductors to visible a.d infra.ed light is a.key constra.nt on the utiliza.ion of light energy in photoca.a.ytic *** photoca.a.ysts with full-spectrum a.sorption through surfa.e engineering is a. effective a.proa.h to fully ha.nessing light energy in semiconductor ***,a.novel sta.le Ti_(3)C_(2)T_(x)MXene/CdS heterojunction ca.a.yst is obta.ned by in-situ epita.ia. growth of two-dimensiona.(2D)CdS na.osheets on 2D MXene interfa.e via.a.solvotherma. *** exceptiona. light a.sorption properties of MXene confer outsta.ding full-spectrum driven photoca.-a.ytic hydrogen evolution ca.a.ility upon the heterogeneous *** unique 2D/2D structure effectively mitiga.ed the recombina.ion of photogenera.ed ca.riers,enha.cing the photoca.a.ytic performa.ce of the ***,the composite ca.a.yst exhibits a.significa.tly higher surfa.e tempera.ure of 80.4℃under visible light irra.ia.ion a. a. intensity of 0.1 W/cm^(2),which is 1.84 times higher tha. tha. of *** irra.ia.ion of visible a.d nea. infra.ed light,the composite ca.a.yst with phototherma. ef-fect demonstra.es a.rema.ka.le hydrogen evolution ra.e of 65.4 mmol g^(-1)h^(-1),which is 7.2 times higher tha. tha. of CdS *** study introduces a.novel a.proa.h for constructing full-spectrum a.sorption ca.a.ysts a.d expa.ds the a.plica.ion of the phototherma. effect in photoca.a.ytic hydrogen evolution resea.ch.

关键词： Two-dimensiona. structure Heterostructure Phototherma. effect Photoca.a.yst Hydrogen evolution

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Ra.iona. design of a.Ga./znS/znS qua.tum dots with a.nea.-unity photoluminescence qua.tum yield via.double shelling scheme

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Journa. of Ma.eria.s Science & Technology 2024年第2期169卷 235-242页

作者： H.X.Lu H.Liu z.z.Fu y.y.Chen H.Q.Da. z.Hu W.L.zha.g R.Q.Guo Institute for Electric Light Sources School of Information Science and TechnologyFudan UniversityShanghai 200433China Institute of Future Lighting Academy for Engineering and TechnologyFudan UniversityShanghai 200433China yiwu Resea.ch Institute of Fuda. University YiwuZhejiang 322000China zhongsha.-Fuda. Joint Innova.ion Center Zhongshan 528437China

In this study,a.two-step method wa. used to synthesize highly luminescent a.Ga./znS/znS qua.tum dots(QDs).In the first step,a. inner znS shell wa. formed via.a.one-pot method,which resulted in a.sma.ler la.tice misma.ch between the a.Ga. core a.d the outer znS shell,thereby fa.ilita.ing the forma.ion of a.thick outer *** the two-step shelling process,the synthesized a.Ga./znS/znS QDs showed a. excellent photoluminescence qua.tum yield(PLQy)of 96.4%with a.pea. wa.elength of 508 nm,repre-senting the highest PLQy reported thus fa. for a.Ga. ***,the effect of ha.ogen ions in zn precursors on the shelling process wa. *** wa. proposed tha. the ca.a.ity of ha.ogen ions to coordina.e with the QDs influenced the ba.a.ce between zn ca.ion diffusion a.d znS shelling ***,the znS shelling rea.tion wa. domina.t when znCl_(2)wa. employed,while zn ca.ion diffusion wa. the domina.t process under the I^(−)-rich *** work provides insights into the interfa.ia. restructuring during the znS shelling a.d offers a.clea. ma. for the ta.lored synthesis of core/shell QDs.

关键词： a.Ga. Qua.tum dots Photoluminescence Core/shell a.loyed core/shell interfa.e

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Distinct Electrica. a.d Mecha.ica. Responses of a.Cu-10Fe Composite Prepa.ed by Hot-Pressed Sintering a.d Post Trea.ment

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a.ta.Meta.lurgica.Sinica.English Letters) 2024年第2期37卷 255-265页

作者： X.y.yue S.y.Peng X.zha.g C.N.He y.z.Tia. Key La.ora.ory for a.isotropy a.d Texture of Ma.eria.s(Ministry of Educa.ion) School of Materials Science and EngineeringNortheastern UniversityShenyang110819China School of Ma.eria.s Science a.d Engineering a.d Tia.jin Key La.ora.ory of Composite a.d Functiona. Ma.eria.s Tianjin UniversityTianjin300350China Resea.ch Centre for Meta.lic Wires Northeastern UniversityShenyang110819China

a.Cu-10wt%Fe composite wa. prepa.ed through hot-pressed sintering,a.d the ma.eria. wa. subsequently solution *** hot-pressed sintered a.d solution trea.ed ma.eria.s were rolled a.d *** precipita.ion beha.ior a.d performa.ce cha.ges were systema.ica.ly studied by using sca.ning electron microscopy a.d tra.smission electron *** contra.t to the hot-pressed sintered specimen,the solution trea.ment significa.tly a.fects the therma. sta.ility a.d properties of the Cu-10wt%Fe *** Cu-10wt%Fe composite wa. prepa.ed a.ter solid solution,cold rolling a.d a.ing a. 773 K for 1 h,a.d it obta.ned excellent tensile strength of 494 MPa.uniform elonga.ion of 16.3%,electrica. conductivity of 51.1%Ia.S a.d softening tempera.ure of 838 *** for the distinct difference in therma. sta.ility a.d properties between hot-pressed sintered a.d solution trea.ed specimens were *** findings provide a.theoretica. ba.is for designing high-performa.ce Cu-ba.ed in-situ composites by post trea.ment.

关键词： Cu-Fe composite Hot-pressed sintering Therma. sta.ility Strength Electrica. conductivity

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Four La.e-type Ga.a.ies with Double Ra.io Lobes a.d Properties of Such Ga.a.ies

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Resea.ch in a.tronomy a.d a.trophysics 2024年第4期24卷 84-90页

作者： z.S.yua. X.y.Ga. z.L.Wen J.L.Ha. Na.iona. a.tronomica. Observa.ories Chinese Academy of SciencesBeijing 100101China Ca. Key La.ora.ory of Fa.T National Astronomical ObservatoriesChinese Academy of SciencesBeijing 100101China School of a.tronomy a.d Spa.e Sciences University of Chinese Academy of SciencesBeijing 100049China

The triggering mecha.ism for ra.io lobes from la.e-type ga.a.ies is not fully *** sa.ples a.e desired for a.thorough investiga.ion a.d *** utilizing the optica. da.a.from the newly relea.ed Da.k Energy Spectroscopic Instrument ima.ing surveys a.d the ra.io sources from the NRa. VLa.Sky Survey a.d the Fa.nt Ima.es of the Ra.io Sky a. Twenty-centimeter,we identify four La.e-type Ga.a.ies with double Ra.io Lobes(La.GRLs):J0217-3645,J0947+6220,J1412+3723 a.d J1736+*** previously known La.GRLs,we confirm the correla.ion between ra.io power P_(1.4GHz)a.d stella. ma.s M_(*)of host ***(25/35)La.GRLs belong to the blue cloud ga.a.ies,while the newly identified ca.es in this work a.e loca.ed within the region of the red *** find a.clea. correla.ion between the differentia. ra.io power,i.e.,the offset from the P_(1.4GHz)-M_(*)rela.ion,a.d the ga.a.y color,indica.ing tha. bluer ga.a.ies a. a.fixed M_(*)tend to host more powerful ra.io ***,the ma.ority(31/36)of La.GRLs a.e either loca.ed in a.ga.a.y group or displa.ing a.disturbed *** suggest tha. a.l of the ga.a.y ma.s,color a.d surrounding environment could pla. importa.t roles in triggering ra.io lobes in la.e-type ga.a.ies.

关键词： ga.a.ies:a.tive ga.a.ies:jets ga.a.ies:spira. ra.io continuum:ga.a.ies

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Precipita.ion of multi-type na.o-qua.icrysta.s in a.Mg-zn-y a.loy

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Journa. of Ma.nesium a.d a.loys 2024年第3期12卷 997-1008页

作者： W.z.Wa.g X.z.zhou L.F.zha.g H.Q.ye z.Q.ya.g Shenya.g Na.iona. La.ora.ory for Ma.eria.s Science Institute of Metal ResearchChinese Academy of ScienceShenyang 110016China Ji Hua.La.ora.ory Foshan 528251China Fosha. University Foshan 528231China

Mg-6zn-1y(a..%)ribbons with strengthening precipita.es of multi-type na.oqua.icrysta.s were prepa.ed by melt-spinning followed by a.ing *** evolution of the ra.idly solidified ribbons during isotherma. a.ing wa. comprehensively studied using va.ious electron microscopy *** new kinds of deca.ona. qua.icrysta.s were formed in a.ed ribbons,in a.dition to precipita.ion of na.ometer icosa.edra. ***-resolution observa.ions revea. tha. both deca.ona. qua.icrysta.s ca. be modeled by qua.iperiodic tiling with deca.ona. clusters of 2.5 nm in dia.eter,but overla. of neighboring clusters in both deca.ona. qua.icrysta.s is different from the Gummelt model observed in other qua.icrysta.s.a.shell composed of complex La.es Mg-zn doma.ns wa. formed surrounding ea.h deca.ona. qua.icrysta. precipita.e upon prolonged *** a.dition,a.l kinds of na.oprecipita.es exhibit excellent structure a.d size sta.ility a. 573 *** findings ma. ha.e implica.ions for not only funda.enta. studies a.out qua.icrysta.s,but a.so microstructura. ma.ipula.ion of high-performa.ce Mg a.loys.

关键词： Qua.icrysta. Mg a.loys Ra.id solidifica.ion Sca.ning-tra.smission electron microscopy.

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Microstructure evolution a.d sha.e memory beha.iors of Ni_(47)Ti_(44)Nb_(9)a.loy subjected to multistep thermomecha.ica. loa.ing with different prestra.n levels

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Journa. of Ma.eria.s Science & Technology 2024年第4期171卷 80-93页

作者： y.H.zha.g H.Li z.W.ya.g X.Liu Q.F.Gu Sta.e Key La.ora.ory of Solidifica.ion Processing School of Materials Science and EngineeringNorthwestern Polytechnical UniversityXi’an 710072China Sha.nxi Key La.ora.ory of High-Performa.ce Precision Forming Technology a.d Equipment Northwestern Polytechnical UniversityXi’an 710072China

Ni_(47)Ti_(44)Nb_(9)sha.e memory a.loy(SMa.is a.promising ma.eria. in the a.rospa.e field due to its wide tra.sforma.ion *** a.plica.ion of sha.e memory effect depends on multistep thermomecha.-ica. loa.ing,viz.,low-tempera.ure deforma.ion a.d subsequent hea.ing to ***-tempera.ure deforma.ion prestra.n pla.s a.pivota. role in sha.e memory properties ta.loring of SMa.***,microstructure evolution a.d deforma.ion mecha.isms of Ni_(47)Ti_(44)Nb_(9)SMa.subjected to va.i-ous prestra.n levels a.e still *** this end,microstructure evolution a.d sha.e memory beha.iors of Ni_(47)Ti_(44)Nb_(9)a.loy subjected to multistep thermomecha.ica. loa.ing with prestra.n levels of 8%-16%a.-28℃(M_(s)+30℃)were *** results demonstra.e tha. the stress-stra.n curve of the specimen exhibits four distinct sta.es a. a.ma.ima. prestra.n of 16%.Wherea. sta.eⅡa.d sta.eⅢend a. prestra.ns of∼8%a.d∼12%,*** sta.eⅡ,the stress-induced ma.tensitic tra.sforma.ion is a.compa.ied by the disloca.ion slip of the NiTi ma.rix a.dβ-Nb *** sta.eⅢ,in a.dition to the higher density of disloca.ions a.d further growth of stress-induced ma.tensite va.ia.ts(SIMVs),(001)compound twins a.e introduced a. a.result of the(001)deforma.ion twinning in stress-induced ***{20-1}ma.tensite twins a.e gra.ua.ly introduced in sta.eⅣ.Correspondingly,a.ter subsequent unloa.ing a.d hea.ing,a.higher density ofa.a.stenite twins form in the specimen with a.la.ger prestra.n of 16%.With increa.ing prestra.n from 8%to 16%,the recovera.le stra.nε_(re)^(T)upon hea.ing increa.es first a.d then ***ε_(re)^(T)obta.ns a.ma.imum of 7.03%a. 10%prestra.n a.d de-crea.es to 6.17%a. 16%*** increa.e ofε_(re)^(T)ca. be a.tributed to the forma.ion of new SIMVs,the further growth of existing SIMVs,a.d the recovera.le(001)compound *** the decrea.e ofε_(re)^(T)is ma.nly a.socia.ed with the irrecovera.le stra.n by{20−1}ma.tensite *** effe

关键词： Ni_(47)Ti_(44)Nb_(9)sha.e memory a.loy Wide tra.sforma.ion hysteresis Thermomecha.ica. loa.ing Microstructure evolution Sha.e memory beha.iors Stress-induced ma.tensitic tra.sforma.ion Deforma.ion twinning

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Logica. Ima.e a.quisition a.d a.a.ysis of a.droid Sma.tphones

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Journa. of Computer a.d Communica.ions 2024年第4期12卷 139-152页

作者： Nursel ya.çın Ta.fun y.ldırım Depa.tment of Computer a.d Instructiona. Technologies Educa.ion Faculty of Education Gazi University Ankara T&#252rkiye Depa.tment of Computer Forensics Institute of Informatics Gazi University Ankara T&#252rkiye

a.droid sma.tphones la.gely domina.e the sma.tphone ma.ket. For this rea.on, it is very importa.t to exa.ine these sma.tphones in terms of digita. forensics since they a.e often used a. evidence in tria.s. It is possible to a.quire a.physica. or logica. ima.e of these devices. a.quiring physica. a.d logica. ima.es ha. a.va.ta.es a.d disa.va.ta.es compa.ed to ea.h other. Crea.ing the logica. ima.e is done a. the file system level. a.a.ysis ca. be ma.e on this logica. ima.e. Both logica. ima.e a.quisition a.d a.a.ysis of the ima.e ca. be done by softwa.e tools. In this study, the differences between logica. ima.e a.d physica. ima.e a.quisition in a.droid sma.tphones, their a.va.ta.es a.d disa.va.ta.es compa.ed to ea.h other, the difficulties tha. ma. be encountered in obta.ning physica. ima.es, which type of ima.e contributes to obta.ning more useful a.d effective da.a. which one should be preferred for different conditions, a.d the benefits of ha.ing root a.thority a.e discussed. The pra.tice of getting the logica. ima.e of the a.droid sma.tphones a.d ma.ing a. a.a.ysis on the ima.e is a.so included. a.though root privileges a.e not required for logica. ima.e a.quisition, it ha. been observed tha. very limited da.a.will be obta.ned with the logica. ima.e crea.ed without root privileges. Nevertheless, logica. ima.e a.quisition ha. a.va.ta.es too a.a.nst physica. ima.e a.quisition.

关键词： a.droid Sma.tphone Forensics Da.a.a.quisition Da.a.a.a.ysis Root Privileges Digita. Forensics

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Selection criteria.of MPOB-a.gola.germpla.m collection for yield improvement of the oil pa.m

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Oil Crop Science 2024年第1期9卷 20-28页

作者： a.Norziha.z.za.ri y.zulkifli a.M.Fa.ila.M.Ma.ha.il Ma.a.sia. Pa.m Oil Boa.d 6Persiaran InstitusiBandar BaruBangi43000KajangSelangorMalaysia Institute of System Biology Universiti Kebangsaan Malaysia43600BangiSelangorMalaysia

Oil pa.m germpla.m collected from a.gola.a.rica.in 1991 were subjected to genetic va.ia.ility potentia. *** collection wa. pla.ted in the form of open-pollina.ed fa.ilies a. tria.s a. the Ma.a.sia. Pa.m Oil Boa.d(MPOB)Klua.g Resea.ch Sta.ion,Johor,Ma.a.sia.in *** pa.ms from 52 fa.ilies a.d tenera.pa.ms from 44 fa.ilies of MPOB-a.gola.were eva.ua.ed for their bunch yield a.d bunch qua.ity *** objectives of this study were to determine the genetic va.ia.ility a.ong the fa.ilies a.d performa.ce of MPOB-a.gola.germpla.m for yield *** a.a.ysis of va.ia.ce(a.OVa.revea.ed highly significa.t differences between the dura.a.d tenera.fa.ilies for most of the tra.ts,suggesting the presence of high genetic va.ia.ility,which is essentia. for breeding *** the dura.,fa.ily a.O 02.02 displa.ed the best yield performa.ce,with a.high fresh fruit bunch,oil yield a.d tota. economic product a. 240.40,29.46 a.d 37.93 kg pa.m^(-1)yea.^(-1),*** for the tenera.,fa.ily a.O 03.04 recorded the highest FFB yield a.d oil yield a. 249.25 a.d 45.22 kg pa.m^(-1)yea.^(-1),*** tha.,severa. fa.ilies with big fruit sizes or producing a.mea. fruit weight of 14-17 g were a.so *** dura.a.d tenera.from a.O 01.01 recorded the highest oil to bunch(O/B)of 17.76%a.d 28.65%,*** findings will fa.ilita.e the selection of pa.ms from the MPOB-a.gola.germpla.m for future breeding progra.mes.

关键词： Oil pa.m Germpla.m Genetic va.ia.ility Herita.ility yield improvement

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Grea.ly enha.ced corrosion/wea. resista.ces of epoxy coa.ing for Mg a.loy through a.synergistic effect between functiona.ized gra.hene a.d insula.ed blocking la.er

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Journa. of Ma.nesium a.d a.loys 2024年第1期12卷 332-344页

作者： z.y.Xue X.J.Li J.H.Chu M.M.Li D.N.zou L.B.Tong School of Meta.lurgica. Engineering Xi’an University of Architecture and TechnologyXi’an 710055China Sta.e Key La.ora.ory of a.va.ced Design a.d Ma.ufa.turing for Vehicle Body Hunan UniversityChangsha 410082China

The poor corrosion a.d wea. resista.ces of Mg a.loys seriously limit their potentia. a.plica.ions in va.ious *** conventiona. epoxy coa.ing ea.ily forms ma.y intrinsic defects during the solidifica.ion process,which ca.not provide sufficient *** the current study,we design a.double-la.er epoxy composite coa.ing on Mg a.loy with enha.ced a.ti-corrosion/wea. properties,via.the spin-a.sisted a.sembly *** outer la.er is functiona.ized gra.hene(FG)in wa.erborne epoxy resin(WEP)a.d the inner la.er is Ce-ba.ed conversion(Ce)*** FG sheets ca. be homogeneously dispersed within the epoxy ma.rix to fill the intrinsic defects a.d improve the ba.rier *** Ce film connects the outer la.er with the substra.e,showing the tra.sition *** corrosion ra.e of Ce/WEP/FG composite coa.ing is 2131 times lower tha. tha. of ba.e Mg a.loy,a.d the wea. ra.e is decrea.ed by~90%.The improved corrosion resista.ce is a.tributed to the la.yrinth effect(hindering the penetra.ion of corrosive medium)a.d the obstruction of ga.va.ic coupling *** synergistic effect derived from the FG sheet a.d blocking la.er exhibits grea. potentia. in rea.izing the improvement of multi-functiona. integra.ion,which will open up a.new a.enue for the development of novel composite protection coa.ings of Mg a.loys.

关键词： Mg a.loy Functiona.ized gra.hene Epoxy coa.ing Corrosion/wea. resista.ce Blocking la.er

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