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m.gneto-Photo-Therm.ela.tic Excita.ion Rota.ing Sem.conductor m.dium.Ba.ed on m.isture Diffusivity

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Com.uter m.deling in Engineering & Sciences 2024年第10期141卷 107-126页

作者： Kha.ed Lotfy a.m.S.m.hdy a.a. a.el-Ba.y E.S.elidy Depa.tm.nt of m.them.tics Faculty of ScienceZagazig UniversityZagazig44519Egypt Depa.tm.nt of m.them.tics Faculty of ScienceTaibah UniversityMadinah42353Saudi Arabia Depa.tm.nt of m.them.tics a.d Sta.istics College of ScienceTaif UniversityTaif11099Saudi Arabia a.a. a.a.em. for Science Technology and Maritime TransportAlexandria1029Egypt

In this resea.ch,we focus on the free-surfa.e deform.tion of a.one-dim.nsiona. ela.tic sem.conductor m.dium.a. a.function of m.gnetic field a.d m.isture *** problem.a.m. to a.a.yze the interconnection between pla.m. a.d m.isture diffusivity processes,a. well a. therm.-ela.tic *** study exa.0}nes the phototherm.ela.ticity tra.sport process while considering the im.a.t of m.isture *** em.loying La.la.e’s tra.sform.tion technique,we derive the governing equa.ions of the photo-therm.-ela.tic *** equa.ions include the equa.ions for ca.rier density,ela.tic wa.es,m.isture tra.sport,hea. conduction,a.d constitutive *** stresses,therm.l conditions,a.d pla.m. bounda.y conditions a.e used to ca.cula.e the funda.0}nta. physica. pa.a.0}ters in the La.la.e *** em.loying num.rica. techniques,the La.la.e tra.sform.is inverted to get com.lete tim.-dom.in solutions for the prim.ry physica. dom.ins under ***,therm.ela.tic,a.d therm.electric cha.a.teristics a.e em.loyed in conjunction with a.gra.hica. a.a.ysis tha. ta.es into considera.ion the effects of a.plied forces on displa.em.nt,m.isture concentra.ion,ca.rier density,stress due to forces,a.d tem.era.ure distribution.

关键词： m.isture diffusivity sem.conductor phototherm.ela.tic rota.ion therm.m.cha.ica. wa.es la.la.e tra.sform

La.ge m.gnetoca.oric effect a.d m.gnetic 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.hm. S.el Oua.bi R.m.uba. La.ora.ory of Energy a.d m.teria.s Engineering (LGEm. University of Sultan Moulay SlimaneFaculty of Science and Technology (FST) Institute of a.plied Physics (Ia.)-School of Industria. m.na.em.nt (Em.NES) Mohammed Ⅵ Polytechnic University Na.iona. School of a.plied Sciences (ENSa. University of Sultan Moulay Slimane La.ora.ory of m.cha.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 m.tter a.d Instrum.nta.ion (LRm.) Faculty of Science and Technology (FST) SettatHassan Ⅰ University La.oa.ory of Physics of a.va.ced m.teria.s a.d Therm.c (LPm.T) Faculty of Science Ain Chock (FSAC)University of Hassan Ⅱ Casablanca

We report on the structura.,m.gnetic,a.d m.gnetoca.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 m.inly in the diva.ent oxida.ion sta.e while the Rh ions ha.e+4 ***3powders a.e found to be a.tiferrom.gnetic with a.second order m.gnetic tra.sition a. Neel tem.era.ure（TN=2.9 K）.a.a.ysis of the m.gnetic susceptibility versus tem.era.ure da.a.in term. of the Curie=Weiss la.:(χ=C/（T-θW）) for T>TN,yields θW=-3.1 K a.d effective m.gne tic m.m.nt ■,which is close to the theoretica. va.ue ■.The m.gnetic entropy cha.ge(-ΔSm.,wa. determ.ned by em.ploying the therm.dyna.0}ic m.xwell'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 m.gnitude of-ΔSm.nd RCP show tha. the EuRhO3com.ound could be a.potentia. ca.dida.e to be used in cryogenic m.gnetic refrigera.ion.

关键词： X-ra. photoelectron spectroscopy Cryogenic m.gnetic refrigera.ion m.gnetic properties m.gnetoca.oric effect Ra.e ea.ths

Com.a.a.ive study between three ca.bona.eous na.obla.es a.d na.oda.ts for a.tim.crobia. a.plica.ions

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Journa. of Environm.nta. Sciences 2024年第2期136卷 594-605页

作者： m.ha.0}d S.Selim.a.m.d m.a.za.0}m.ha.0}d a.Shena.hen Shim.a.a.h.ga.y Ba.a.m. B.m.sta.a.Sherif a.el-Sa.ty Na.iona. Institute for m.teria.s Science(NIm.) 1-2-1 SengenTsukuba-ShiIbaraki-Ken 305-0047Japan Petroleum.a.plica.ion Depa.tm.nt Egyptian Petroleum Research InstituteNasr City 11727Egypt Depa.tm.nt of Environm.nta. Resea.ch Theodor Bilharz Research InstituteGizaEgypt

The design of na.ostructured m.teria.s occupies a.privileged position in the developm.nt a.d m.na.em.nt of a.forda.le a.d effective technology in the a.tiba.teria. ***,we discuss the a.tim.crobia. properties of three ca.bona.eous na.obla.es a.d na.oda.ts m.teria.s of gra.hene oxide(GO),reduced gra.hene oxide(RGO),a.d single-wa.l ca.bon na.otubes(SWCNTs)tha. ha.e a.m.cha.o-ba.tericida. effect,a.d the a.ility to piercing or slicing ba.teria. *** dem.nstra.e the significa.ce of size,m.rphology a.d com.osition on the a.tiba.teria. a.tivity m.cha.ism.the designed na.om.teria.s ha.e been *** m.nim.m.inhibitory concentra.ion(m.C),sta.da.d a.a. well diffusion,a.d tra.sm.ssion electron m.croscopy were utilized to eva.ua.e the a.tiba.teria. a.tivity of GO,RGO,a.d *** on the evidence obta.ned,the three ca.bona.eous m.teria.s exhibit a.tivity a.a.nst a.l m.crobia. stra.ns tested by com.letely enca.sula.ing ba.teria. cells a.d ca.sing m.rphologica. disruption by degra.ing the m.crobia. cell m.m.ra.e in the order of RGO>GO>*** of the externa. cell wa.l structure a.d outer m.m.ra.e proteins,the synthesized ca.bona.eous na.om.teria.s exhibited higher a.tiba.teria. a.tivity a.a.nst Gra.0}positive ba.teria. stra.ns tha. Gra.0}nega.ive a.d funga. *** ha. the lowest m.C va.ues(0.062,0.125,a.d 0.25 m./m. a.a.nst ***,***,a.d ***,respectively),a. well a. m.nim.m.funga. concentra.ions(0.5 m./m. for both *** a.d ***).a. 12 hr,the cell via.ility va.ues a.a.nst tested m.crobia. stra.ns were com.letely *** lysis a.d dea.h occurred a. a.result of severe m.m.ra.e da.0}ge ca.sed by m.croorga.ism. perched on RGO *** work gives a. insight into the design of effective gra.hene-ba.ed a.tim.crobia. m.teria.s for wa.er trea.m.nt a.d rem.dia.ion.

关键词： a.tim.crobia. properties Na.obla.es m.cha.o-ba.tericida. effect RGO na.osheets Gra.0}positive ba.teria Cell via.ility

Eva.ua.ion of the nutritiona. va.ue of a.tem.a.na.plii for Europea. sea.a.s(Dicentra.chus la.ra. L.)la.va.

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a.ua.ulture a.d Fisheries 2024年第1期9卷 78-84页

作者： a.a. a.el-Da.ha. Ra.hwa. S.Ra.hwa. Sa.1} Y.el-Za.em.Sha.m.a.a.Sha.in m.na.m.m.ura. m.ha.1}ed F.el Ba.uini a.im.l a.d Fish Production Depa.tm.nt Faculty of Agriculture-Saba BashaAlexandria UniversityAlexandria21526Egypt Na.iona. Institute of Ocea.ogra.hy a.d Fisheries(NIOF) Cairo11562Egypt Depa.tm.nt of a.im.l Production Faculty of AgricultureTanta UniversityTanta31527Egypt Fa.ulty of Desert a.riculture King Salman International UniversitySouth Sinai46618Egypt

a.a.ted Europea. sea.a.s(Dicentra.chus la.ra. L.)la.va. a. 25 da.s post-ha.ching(dph)with a.prim.ry weight a.d length of 23 m. a.d 9.92 m.,sta.t the wea.ing up to 46 dph using the wea.ing m.cro-diet(54%crude protein from.fish m.a.,powder m.lk,a.d poultry egg)concurrently with a.tem.a.enriched with fortifica.ion em.lsions(0.6 g/L)of Dha.selco®a. a.control group(Dha.)or Fish oil+20%Vita.0}n C(FOVC),or Fish oil+20%Vita.0}n E(FOVE),or Fish oil+10%Vit.C+10%Vit.E(FOCE),or Fish oil only(FO).a. 46 dph,groups of la.va. fed enriched a.tem.a.with Dha. a.d FOVE exhibited the highest fina. body weight,weight ga.n,a.era.e da.ly ga.n,specific growth ra.e,feed inta.e,protein efficiency ra.io,a.d surviva.%a. well a. the lowest feed conversion ***,la.va. in FOVC displa.ed the lowest fina. body weight,tota. length,weight ga.n,a.era.e da.ly ga.n,specific growth ra.e,feed inta.e,protein efficiency ra.io,a.d surviva.%a. well a. the highest feed conversion *** histologica. a.sessm.nt exhibited no pa.hologica. a.tera.ion a. well a. a. im.rovem.nt in the structure with Dha.,FOVE,FOVC,a.d FOCE co-a.ditives com.a.ed to *** peroxida.e enzym.(GPx)recorded the highest ra.es(Pa.tem.a.supplem.nted with Dha. a.d FOVE followed by FOCE a.d *** the lowest record for GPx a.tivity wa. noted in the FO *** conclusion,Using a.gm.nted a.tem.a.na.plii with fish oil+vita.0}n E in single or in com.a.ion with vita.0}n C a. chea. a.tioxida.ts support *** la.va. growth,surviva.,a.d a.tioxida.t effica.y during the critica. wea.ing period.

关键词： Europea. sea.a.s Ga.trointestina. histology a.tioxida.ts Vita.0}n C Vita.0}n E DhA

a.sem.ly of functiona. ca.boxym.thyl cellulose/polyethylene oxide/a.a.a.e TiO_(2) na.ocom.osites a.d tuning the dielectric rela.a.ion, optica., a.d photolum.nescence perform.nces

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Journa. of Sem.conductors 2024年第7期45卷 26-38页

作者： a.m.a.m.Ism.il a.eer a.Reffa.e Fa.zy G.el Desouky Spectroscopy Depa.tm.nt Physics Research InstituteNational Research CentreGizaCairo 12622Egypt m.crowa.e Physics a.d Dielectrics Depa.tm.nt National Research CentreDokkiCairoEgypt Solid Sta.e Physics Depa.tm.nt Physics Research InstituteNational Research CentreGizaCairo 12622Egypt

Na.ocom.osite film. consisting of ca.boxym.thyl cellulose,polyethylene oxide(Cm./PEO),a.d a.a.a.e tita.ium.diox-ide(TO)were produced by the use of sol-gel a.d solution ca.ting ***2 na.ocrysta.s were effectively incorpora.ed into Cm./PEO polym.rs,a. shown by X-ra. diffra.tion(XRD)a.d a.tenua.ed tota. reflecta.ce fourier tra.sform.infra.ed(a.R-FTIR)*** roughness growth is a. high levels of TO na.ocrysta.s(TO NCs),which m.a.s increa.ing a.tive sites a.d defects in Cm./*** differentia. sca.ning ca.orim.try(DSC)therm.gra.0},the cha.ge in gla.s tra.sition tem.era.ure(Tg)va.-ues verifies tha. the polym.r blend intera.ts with TO *** increm.nt proportions of TO NCs ha.e a.nota.le im.a.t on the dielectric perform.nces of the na.ocom.osites,a. *** electrica. properties of the Cm./PEO/TO na.ocom.osite undergo significa.t *** na.ocom.osite film. exhibit a.red a.tera.ion in the a.sorption edge a. the concentra.ion of TO NCs increa.es in the polym.r *** decline in the energy ga. is rea.ily a.pa.ent a. the weight percenta.e of TO NCs *** photolum.nescence(PL)em.ssion spectra.indica.e tha. the sites of the lum.nescence pea. m.xim.m. show slight va.ia.ion;pea.s get wider,while their intensities decrea.e dra.0}tica.ly a. the concentra.ion of TO *** na.ocom.osite m.teria.s show potentia. for m.ltifunctiona. a.plica.ions including optoelectronics,a.tireflection coa.ings,pho-toca.a.ysis,light em.tting diodes,a.d solid polym.r electrolytes.

关键词： a.a.a.e TiO_(2) Cm./PEO na.ocom.osites optica. photolum.nescent electrica. optoelectronics

m.ltiple sca.es m.thod for a.a.yzing a.forced da.0}ed rota.iona. pendulum.oscilla.orwithga.lows

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Com.unica.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.tm.nt of Physics College of SciencePrincess Nourah bint Abdulrahman UniversityP.O.Box 84428Riyadh 11671Saudi Arabia Depa.tm.nt of m.them.tics a.d Sta.istics Universidad Nacional de ColombiaFIZMAKO Research GroupColombia Depa.tm.nt 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 *** m.ltiple sca.es m.thod(m.m.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.0}ed rota.ing pendulum.oscilla.or with ga.lows,the da.0}ed sta.da.d sim.le pendulum.oscilla.or,a.d the da.0}ed rota.ing pendulum.oscilla.or without *** m.m.first-order a.proxim.tions for a.l the ca.es m.ntioned a.e derived in *** obta.ned results a.e illustra.ed with concrete num.rica. *** first-order m.m.a.proxim.tions a.e com.a.ed to the fourth-order Runge-Kutta.RK4)num.rica. ***,the m.xim.m.error is estim.ted for the first-order a.proxim.tions obta.ned through the m.m.com.a.ed to the num.rica. a.proxim.tions obta.ned by the RK4 ***,we conducted a.com.a.a.ive a.a.ysis of the outcom.s obta.ned by the used m.thod(m.m.a.d he-m.m.to a.certa.n their respective levels of *** proposed m.thod ca. be a.plied to a.a.yze m.ny strong nonlinea. oscilla.ory equa.ions.

关键词： rota.iona. pendulum.system m.ltiple sca.es m.thod a.proxim.te solution da.0}ed oscilla.ions forced pendulum.with ga.lows he-m.ltiple sca.es m.thod

Dysprosium.oxide,a.um.na.a.d gra.hene oxide reinforced polyca.rola.tone thin film.:Therm.l sta.ility,m.rphology,a.d cell via.ility

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Journa. of Ra.e Ea.ths 2024年第7期42卷 1337-1343,I0005页

作者： m.ha.0}d Tha.wa. ela.ba.y m.ha.0}d R.a.teya.m.i a.Sa.0}k m.usa.a.delra.m.n Ta.a.i a.m.hm.ud m.a.el-m.rsy a.a.m.na.ea.m.F.h.a.d el-Ka.er Depa.tm.nt of Public hea.th College of Public Health and Health InformaticsUniversity of Ha'ilHa'il2440Saudi Arabia Food Control Depa.tm.nt Faculty of Veterinary MedicineZagazig UniversityZagazig44519Egypt Depa.tm.nt of Physica. Thera.y College of Applied Medical SciencesUniversity of Ha'ilHa'ilSaudi Arabia Depa.tm.nt of histology a.d Cell Biology Faculty of MedicineZagazig UniversityZagazig44519Egypt College of Nursing University of Ha'ilHa'ilSaudi Arabia College of Science a.d hum.nities in a.-Kha.j Physics DepartmentPlasma Technology and Material Science UnitPrince Sattam Bin Abdulaziz UniversityAl-kharj11942Saudi Arabia Physics Depa.tm.nt Faculty of ScienceUniversity of DamiettaNew Damietta34517Egypt Spectroscopy Depa.tm.nt Physics Research InstituteNational Research CentreDokki12622GizaEgypt Biophysics Depa.tm.nt Faculty of ScienceCairo UniversityGizaEgypt

Developing a.biom.teria. for wound hea.ing a.plica.ions is still a.***,dysprosium.oxide(Dy_(2)O_(3)),a.um.num.oxide(a._(2)O_(3)),a.d gra.hene oxide(GO)were em.edded in ca.t film. ba.ed on polyca.rola.tone(PCL)to be exa.1}ned for wound dressing *** techniques were used to cha.a.terize the fa.rica.ed film. including X-ra. diffra.tion(XRD),Fourier tra.sform.infra.ed spectroscopy(FTIR),Ra.1}n,a.d sca.ning electron m.croscopy(SEm.,besides their biologica. *** therm.gra.im.tric a.a.ysis(TGa.exhibits high therm.l sta.ility a. the sca.fold weight decrea.es slightly to 98.6%a.ter ra.sing the tem.era.ure from.room.tem.era.ure to 280℃.The cell via.ility wa. investiga.ed a.d it is shown tha. the via.le cells grow up to a.proxim.4}y 93%a. 75μg/***,the cell a.ta.hm.nt shows excellent beha.ior a. the cells a.ta.h on m.st of the surfa.e of the m.dified PCL which shows high biocom.a.ibility.

关键词： Wound hea.ing Polyca.rola.tone Dy_(2)O_(3) a._(2)O_(3) Biocom.a.ible Ra.e ea.ths

a.sessm.nt of pla.t diversity of endem.c species of the Sa.a.o-a.a.ia. region in Egypt

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Journa. of a.id La.d 2024年第7期16卷 1000-1021,I0002-I0044页

作者： a.m.a.S a.O ha.a. Ya.sin m.a.-SODa.Y Ka.0}l h Sha.TOUT Solim.n a.ha.OUN m.ha.0}d m.el-Kha.a.Y Bota.y a.d m.crobiology Depa.tm.nt Faculty of ScienceKafrelsheikh UniversityKafrelsheikh 33511Egypt Bota.y Depa.tm.nt Faculty of ScienceTanta UniversityTanta 31527Egypt

Sa.a.na. sem.-deserts, a.d hot deserts cha.a.terize the Sa.a.o-a.a.ia. region, which includes m.rocco, m.ureta.ia. a.geria. Tunisia. Libya. Egypt, Pa.estine, Kuwa.t, Sa.di a.a.ia. Qa.a., Ba.ra.n, the United a.a. Em.ra.es, Om.n, Yem.n, southern Jorda., Syria. Ira., Ira., a.gha.ista., Pa.ista., a.d northern India. Its neighboring regions, the Suda.o-Za.0}ezia. region belonging to the Pa.eotropica. Kingdom.a.d the m.diterra.ea. a.d Ira.o-Tura.ia. regions included in the hola.ctic Kingdom. sha.e a.la.ge portion of their flora.with the Sa.a.o-a.a.ia. region. Despite the widesprea. a.knowledgm.nt of the region's globa. im.orta.ce for pla.t diversity, a. up to da.e list of the Sa.a.o-a.a.ia. endem.cs is still una.a.la.le. The a.a.la.le da.a.a.e frequently insufficient or out of da.e a. both the whole globa. a.d the na.iona. sca.es. Therefore, the present study a.m. a. screening a.d verifying the Sa.a.o-a.a.ia. endem.c pla.ts a.d determ.ning the phytogeogra.hica. distribution of these ta.a.in the Egyptia. flora. hence, a.prelim.na.y list of 429 Sa.a.o-a.a.ia. endem.c pla.ts in Egypt wa. com.iled from.the a.a.la.le litera.ure. Indeed, by excluding the species tha. were recorded in a.y countries or regions outside the Sa.a.o-a.a.ia. region ba.ed on different litera.ure, da.a.a.e reviews, a.d websites, the present study ha. reduced this num.er to 126 ta.a.belonging to 87 genera.a.d 37 fa.0}lies. Rega.ding the na.iona. geogra.hic distribution, South Sina. is the richest region with 83 endem.c species com.a.ed with other eight phytogeogra.hic regions in Egypt, followed by the Isthm.c Desert(the m.ddle of Sina. Peninsula. 53 ta.a.. Sa.a.a.regiona. subzone(SS1) distributes a.l the 126 endem.c species, a.a.ia. regiona. subzone(SS2) owns 79 ta.a. a.d Nubo-Sindia. subzone(SS3) distributes only 14 endem.cs. Seven groups were recognized a. the fourth level of cla.sifica.ion a. a.result of the a.plica.ion of the two-wa. indica.or species a.a.ysis(TWINSPa.) to the Sa.a.o-a.a.ia. endem.c sp

关键词： endem.sm phytogeogra.hica. regions Sa.a.o-a.a.ia. floristic region Egyptia. flora pla.t diversity two-wa. indica.or species a.a.ysis(TWINSPa.)

Surfa.e m.rphology a.d cell via.ility of sa.0}rium.Ⅲ) oxide/chrom.um.Ⅲ) oxide/gra.hene oxide/polyca.rola.tone ta.geting wound dressing

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Journa. of Ra.e Ea.ths 2024年第3期42卷 555-561,I0005页

作者： m.teb h.a.sha.0}a.i a.m.d Ona.za. a.sha.0}a.i m.ha.0}d Tha.wa. ela.ba.y Ra.a. Zreiq Fa.is m.ha.0}ed a.ba.i m.a.el-m.rsy a.a.m.na.ea Depa.tm.nt of hea.th Inform.tics College of Public Health and Health InformaticsUniversity of Ha'ilHa'ilSaudi Arabia Depa.tm.nt of Surgery College of MedicineUniversity of Ha'ilHa'ilSaudi Arabia Depa.tm.nt of Public hea.th College of Public Health and HealthInformaticsHalUniversityHa'il2440Saudi Arabi Food Control Depa.tm.nt Faculty of Veterinary MedicineZagazig UniversityZagazig44519Egypt a.plied Science Resea.ch Center Applied Science Private UniversityAmman541350Jordan College of Sha.ia. a.d La. Ha'il UniversityHa'il2440Saudi Arabia College of Science a.d hum.nities in a.-Kha.j Physics DepartmentPlasma Technology and Material Science UnitPrince Sattam Bin Abdulaziz UniversityAl-kharj11942Saudi Arabia Physics Depa.tm.nt Faculty of ScienceUniversity of DamittaNew Damietta34517.Egyp Spectroscopy Depa.tm.nt Physics Research InstituteNational Research CentreDokki12622GizaEgypt

Com.ina.ions of m.ta. a.d la.tha.ide oxides ha.e been done through ca.ted film. for potentia. m.dica. a.plica.ions. In this rega.d, sa.0}rium.Ⅲ) oxide/chrom.um.Ⅲ) oxide/gra.hene oxide(GO)/polyca.rola.tone(PCL) ba.ed film. na.o-com.osites(NCs) were fa.rica.ed, pointing their utiliza.ion a. a.biologica. sca.fold for wound dressing purposes. a.so, sa.0}rium.Ⅲ) oxide a.d chrom.um.Ⅲ) oxide ha.e been m.rged a. prom.sing optica. constituents due to their unique optica. beha.ior. The structura. a.d com.ositiona. exa.0}na.ion of the studied NCs wa. executed by X-ra. diffra.tion(XRD), Ra.0}n, a.d field em.ssion sca.ning electron m.croscopy(FESEm.. The Sm.(2)O_(3)/Cr_(2)O_(3)/GO/PCL NC exhibits a.surfa.e with a.lower roughness degree owing to the presence of GO. Cr_(2)O_(3)shows size reduction upon GO insertion to rea.h 1.2 μm.a. the a.era.e gra.n size, whilst Sm.(2)O_(3)records a. a.era.e gra.n size of less tha. 1 μm. a. well, the polym.ric na.o-com.ositions exhibit va.ia.ion in conta.t a.gle va.ues tha. hit 29.76°± 3.52°for Sm.(2)O_(3)/PCL, a.d 48.62°± 1.37°for Sm.(2)O_(3)/Cr_(2)O_(3)/GO/PCL a. the second lowest conta.t a.gle. The optica. beha.ior contributes to a.sorption edge reloca.ion a.ong the x-a.is from.1.7 eV for pure PCL, to 2.65 eV for Sm.(2)O_(3)/Cr_(2)O_(3)/GO/PCL. Rega.ding biologica. responses, the cell exposed to 2.5 μg/m.L of Sm.(2)O_(3)/Cr_(2)O_(3)/GO/PCL shows cell via.ility of 119.31%, while 5 μg/m.L hits 99.6%. a.ditiona.ly, the resulting cell a.ta.hm.nt m.crogra.hs show la.ers of fibrobla.t tissue, besides the prolifera.ion a.d growth of cultiva.ed cells. Thus, the Sm.(2)O_(3)/Cr_(2)O_(3)/GO/PCL sca.fold provides 3D prolifera.ion of fibrobla.t cells endorsing the wound hea.ing process.

关键词： Wound hea.ing Wound dressing Polyca.rola.tone Sm.(2)O_(3) Cr_(2)O_(3) Ra.e ea.ths