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Phy.icoche.ical Characte.istics of Wate. Sample. Colle.te. from Rive. Sok.to, Northwe.te.n Nige.ia

Atmosphe.ic and Climate.Scie.ce. 2015年第3期5卷 194-199页

作者： M. I. O. Raji y. k. e. ibrahim B. A. Ty.le. J. O. e.inmidu De.artme.t of Pharmace.tics and Pharmace.tical Microbiology Usmanu Danfodiyo University Sokoto Nigeria De.artme.t of Pharmace.tics and Pharmace.tical Microbiology Ahmadu Bello University Zaria Nigeria

Phy.icoche.ical parame.e.s of surface.wate. colle.te. from six diffe.e.t points (P1 to P6) on Rive. Sok.to we.e.analy.e. during January.(Dry.Se.son) and August (Rainy.Se.son), 2014 to de.e.mine.its wate. quality.using standard me.hods. The.highe.t te.pe.ature.of 25.6°C was re.orde. by.P1 in dry.se.son while.P5 re.orde. the.highe.t value.of 29.2°C in rainy.se.son. All the.wate. sample. we.e.alk.line.in dry.se.son with the.highe.t pH value.of 8.50 in P5 and the.le.st value.of 8.02 in P6 whe.e.s in rainy.se.son, P1, P2 and P3 we.e.slightly.acidic while.P5 and P6 we.e.slightly.ne.tral and P4 alk.line. The.highe.t value. of 510 μS/cm and 850.3 mg/l we.e.re.orde. from P4 for e.e.trical conductance.and hardne.s re.pe.tive.y.in the.rainy.se.son whe.e.s in dry.se.son, P5 and P4 had the.highe.t value. of 321 μS/cm and 282.8 mg/l re.pe.tive.y. The.highe.t DO and BOD le.e.s in dry.se.son we.e.1.7 mg/l and 0.7 mg/l re.pe.tive.y.in P1 and the.le.st value. we.e.0.7 mg/l and 0.2 mg/l re.pe.tive.y.in P5. But in the.rainy.se.son, P6 re.orde. the.highe.t DO value.of 0.1 mg/l while.P2 and P5 re.orde. the.le.st value.of 0.07 mg/l. For BOD, P5 had the.highe.t value.(2.13 mg/l) while.P3 had the.le.st value.(0.20 mg/l). For COD, the.highe.t value.(230 mg/l) was found in P4 and P6 and the.le.st value.(30 mg/l) was found in P1 in dry.se.son while.in the.rainy.se.son, P2 had the.highe.t COD value.(1008 mg/l) and P4 had the.le.st value.of 32 mg/l. TDS and TSS value. ge.e.ally.we.e.highe. in the.rainy.se.son than in the.dry.se.son due.to highe. amount of floating particle. in the.rainy.se.son. While.P1 and P6 re.orde. the.highe.t value. (800 mg/l and 700 mg/l re.pe.tive.y. in the.rainy.se.son, P4 re.orde. the.le.st value.of 100 mg/l in both se.sons. The.highe.t Chloride.le.e. was found in P4 in the.dry.(100 mg/l) and rainy.(180 mg/l) se.sons with the.le.st le.e. in P2 (35 mg/l) in dry.se.son and in P1 and P2 with the.le.st le.e. of 60 mg/l in the.rainy.se.son. The.highe.t conce.tration

关键词： Rive. Sok.to Se.sonal Variation Dry Se.son Rainy Se.son e.e.e.tal Constitue.ts Conce.tration

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Strong coupling and cate.ary.fie.d e.hance.e.t in the.hy.rid plasmonic me.amate.ial cavity.and TMDC monolay.rs

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Opto-e.e.tronic Advance. 2024年第5期7卷 20-32页

作者： Ande.gache. Me.0}nne. Be.he.k.alil As’ham ibrahim Al-Ani Haroldo T.Hattori Andre.3}e.Miroshniche.k. School of e.gine.ring and Te.hnology University of New South Wales at CanberraNorthcott DriveCanberra ACT 2610Australia

Strong coupling be.we.n re.onantly.matche. surface.plasmons of me.als and e.citons of quantum e.itte.s re.ults in the.formation of ne. plasmon-e.citon hy.ridize. e.e.gy.*** plasmon-e.citon strong coupling,plasmonic nanocavitie. play.a significant role.due.to the.r ability.to confine.light in an ultrasmall ***,two-dime.sional transition me.al dichalcoge.ide.(TMDCs) have.a significant e.citon binding e.e.gy.and re.ain stable.at ambie.t conditions,mak.ng the. an e.ce.le.t alte.native.for inve.tigating light-matte. *** a re.ult,strong plasmon-e.citon coupling has be.n re.orte. by.introducing a single.me.allic ***,single.nanoparticle. have.lowe. spatial confine.e.t of e.e.tromagne.ic fie.ds and limite. tunability.to match the.e.citonic ***,we.introduce.the.conce.t of cate.ary.shape. optical fie.ds induce. by.plasmonic me.amate.ial cavitie. to scale.the.stre.gth of plasmon-e.citon *** de.onstrate. plasmon mode. of me.allic me.amate.ial cavitie. offe. high confine.e.t and tunability.and can match with the.e.citons of TMDCs to e.hibit a strong coupling re.ime.by.tuning e.the. the.size.of the.cavity.gap or *** calculate. Rabi splitting of Au-MoSe.2 and Au-WSe.2 he.e.ostructure. strongly.de.e.ds on the.cate.ary.lik. fie.d e.hance.e.t induce. by.the.Au cavity.re.ulting in room-te.pe.ature.Rabi splitting ranging be.we.n 77.86 and 320 me.*** plasmonic me.amate.ial cavitie. can pave.the.way.for manipulating e.citons in TMDCs and ope.ating active.nanophotonic de.ice. at ambie.t te.pe.ature.

关键词： cate.ary.shape. fie.d e.hance.e.t strong coupling plasmon e.citon Rabi splitting

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(Sm/e./Tm)^(3+) dope. tantalum se.iconductor sy.te. for photovoltaic and e.e.troche.ical functionality.amplification

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Journal of Rare.e.rths 2024年第8期42卷 1586-1594,I0007页

作者： Shaan Bibi Jaffri k.uram Shahzad Ahmad Isaac Abrahams ibrahim A.A Mate.ials and e.vironme.tal Che.istry.Lab Lab-E21Department of Environmental SciencesFatima Jinnah Women UniversityRawalpindiPakistan School of Phy.ical and Che.ical Scie.ce. Queen Mary University of LondonLondonUnited Kingdom De.artme.t of Botany.and Microbiology College of ScienceKing Saud UniversityP.O.Box 2455Riyadh11451Saudi Arabia

This work.re.orts the.sy.the.is,characte.ization,and e.e.gy.focuse. applications of the.nove. lanthanide. co-dope. tantalum pe.toxide.he.e.o-sy.te.(Sm^(3+)-e.^(3+)-Tm^(3+):Ta_(2)O_(5)).Ln^(3+)-dope. Ta_(2)O_(5) e.pre.s e.ce.le.t opto-e.e.tronic fe.ture. re.le.te. by.the.narrow band gap e.e.gy.of 3.87 *** vibrations confirm the.pre.e.ce.of Ta-O-Ta and Ta-O *** sy.the.ize. sy.te. posse.se. orthorhombic ge.me.ry.with 59.46 nm particle.*** the.smoothe. and compact morphology.the.sy.the.ize. mate.ial succe.ds in augme.ting the.pe.formance.of diffe.e.t sy.te.s aime. at e.e.gy.*** ambie.t pe.ovsk.te.solar ce.l de.ice.fabricate. with the.Ln^(3+)-dope. Ta_(2)O_(5) as an e.e.tron transport lay.r e.ce.s in achie.ing an e.ficie.cy.and fill factor of 14.17% and 76% unde. artificial *** de.ice.was mark.d by.the.ne.ligible.hy.te.e.is be.avior showing profound photovoltaic *** e.e.troche.ical activity.of the.Ln^(3+)-dope. Ta_(2)O_(5) de.orate. e.e.trode.was e.aluate. for e.e.trical charge.storage.pote.tial with pse.docapacitive.be.avior,With the.highe.t spe.ific capacitance.of 355.39 F/g and quick.r ionic diffusion rate.the.de.igne. e.e.trode.e.ce.s conve.tionally.use. ***-cataly.is of wate. with Ln^(3+)-dope. Ta_(2)O_(5) mate.ial indicate. its capacity.for H_(2) production with the.lowe.t ove.pote.tial and Tafe. slope.value. of 148 and 121.2 mV/de.,while.the.O_(2) ge.e.ation is comparative.y.*** the.stable.e.e.troche.ical output,this rare.e.rth modifie. mate.ial has the.pote.tial to re.lace.conve.tionally.use. e.vironme.tally.pe.ilous and costly.mate.ials.

关键词： Lanthanide.doping Rare.e.rth mate.ials Pe.ovsk.te.solar ce.ls Supe.capacitors Wate. splitting

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An Adaptive.Hate.Spe.ch De.e.tion Approach Using Ne.trosophic Ne.ral Ne.work. for Social Me.ia Fore.sics

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Compute.s, Mate.ials & Continua 2024年第4期79卷 243-262页

作者： y.smine.M.ibrahim Re.m e.same.din Saad M.Darwish De.artme.t of Information Te.hnology Institute of Graduate Studies and ResearchAlexandria UniversityAlexandria21526Egypt Faculty.of Compute.s and Information Te.hnology Egyptian E-Learning University(EELU)Giza12611Egypt Faculty.of Compute.s and Data Scie.ce Alexandria UniversityAlexandria21554Egypt

De.e.ting hate.spe.ch automatically.in social me.ia fore.sics has e.e.ge. as a highly.challe.ging task.due.tothe.comple. nature.of language.use. in such platforms. Curre.tly. se.e.al me.hods e.ist for classify.ng hate.pe.ch, but the.0}still suffe. from ambiguity.whe. diffe.e.tiating be.we.n hate.ul and offe.sive.conte.t and the.0}lso lack.accuracy. The.work.sugge.te. in this pape. use. a combination of the.Whale.Optimization Algorithm(WOA) and Particle.Swarm Optimization (PSO) to adjust the.we.ghts of two Multi-Lay.r Pe.ce.tron (MLPs)for ne.trosophic se.s classification. During the.training proce.s of the.MLP, the.WOA is e.ploy.d to e.plore.nd de.e.mine.the.optimal se. of we.ghts. The.PSO algorithm adjusts the.we.ghts to optimize.the.pe.formance.f the.MLP as fine.tuning. Additionally. in this approach, two se.arate.MLP mode.s are.e.ploy.d. One.MLPis de.icate. to pre.icting de.re.s of truth me.be.ship, while.the.othe. MLP focuse. on pre.icting de.re.s offalse.me.be.ship. The.diffe.e.ce.be.we.n the.e.me.be.ships quantifie. unce.tainty. indicating the.de.re. ofinde.e.minacy.in pre.ictions. The.e.pe.ime.tal re.ults indicate.the.supe.ior pe.formance.of our mode. compare.to pre.ious work.whe. e.aluate. on the.Davidson datase..

关键词： Hate.spe.ch de.e.tion whale.optimization ne.trosophic se.s social me.ia fore.sics

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Re.ode.ing Tumor Immune.Microe.vironme.t by.Using Poly.e.-Lipid-Mangane.e.Dioxide.Nanoparticle. with Radiation The.apy.to Boost Immune.Re.ponse.of Castration-Re.istant Prostate.Cance.

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Re.e.rch 2024年第3期2023卷 83-96页

作者： Abdulmottale. e.Ze.rini Hoy.n Lip Azhar Z.Abbasi ibrahim Alradwan Tak.im Ahme. Chunshe.g He.Je.fre.0}T.He.de.son Andre. M.Rauth Xiao y. Wu Advance. Pharmace.tics and Drug De.ive.y.Laboratory Leslie Dan Faculty of PharmacyUniversity of TorontoM5S 3M2TorontoONCanada. De.artme.ts of Me.ical Biophy.ics and Radiation Oncology University of TorontoM5G 1L7TorontoONCanada.

De.pite.substantial progre.s in the.tre.tme.t of castration-re.istant prostate.cance. (CRPC), including radiation the.apy.and immunothe.apy.alone.or in combination, the.re.ponse.to tre.tme.t re.ains poor due.to the.hy.oxic and immunosuppre.sive.nature.of the.tumor microe.vironme.t. He.e.n, we.e.ploite. the.biore.ctivity.of nove. poly.e.–lipid mangane.e.dioxide.nanoparticle. (PLMDs) to re.ode. the.tumor immune.microe.vironme.t (TIMe. by.incre.sing the.local oxy.e. le.e.s and e.trace.lular pH and e.hancing radiation-induce. immunoge.ic ce.l de.th. This study.de.onstrate. that PLMD tre.tme.t se.sitize. hy.oxic human and murine.CRPC ce.ls to radiation, significantly.incre.sing radiation-induce. DNA double.strand bre.k. and ultimate.y.ce.l de.th, which e.hance. the.se.re.ion of damage.associate. mole.ular patte.ns, attributable.to the.induction of autophagy.and e.doplasmic re.iculum stre.s. Re.xy.e.ation via PLMDs also polarize. hy.oxic murine.RAW264.7 macrophage. toward the.M1 phe.oty.e. e.hancing tumor ne.rosis factor alpha re.e.se. and thus re.ucing the.viability.of murine.CRPC TRAMP-C2 ce.ls. In a sy.ge.e.c TRAMP-C2 tumor mode., intrave.ous inje.tion of PLMDs suppre.se., while.radiation alone.e.hance. re.ruitme.t of re.ulatory.T ce.ls and my.loid-de.ive. suppre.sor ce.ls. Pre.re.tme.t with PLMDs followe. by.radiation down-re.ulate. programme. de.th-ligand 1 and promote. the.infiltration of antitumor CD8+ T ce.ls and M1 macrophage. to tumor site.. Tak.n toge.he., TIMe.modulation by.PLMDs plus radiation profoundly.de.ay.d tumor growth and prolonge. me.ian survival compare. with radiation alone. The.e.re.ults sugge.t that PLMDs plus radiation is a promising tre.tme.t modality.for improving the.ape.tic e.ficacy.in radiore.istant and immunosuppre.sive.solid tumors.

关键词： RAW264.7 alone tre.tme.t

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Information Ce.tric Ne.work.ng Base. Coope.ative.Caching Frame.ork.for 5G Communication Sy.te.s

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Compute.s, Mate.ials & Continua 2024年第9期80卷 3945-3966页

作者： R.Mahave.rak.nnan Thanarajan Tamilvizhi Sonia Je.ife. Ray.n Osamah ibrahim k.alaf Habib Hamam De.artme.t of Compute. Scie.ce.and e.gine.ring Saveetha School of EngineeringSaveetha Institute of Medical and Technical SciencesChennai602105India De.artme.t of Compute. Scie.ce.and e.gine.ring Panimalar Engineering CollegeChennai600123India De.artme.t of Compute. Scie.ce.and e.gine.ring Sathyabama Institute of Science and TechnologyChennai600119India De.artme.t of Solar e.e.gy Al-Nahrain Research Center for Renewable EnergyAl-Nahrain UniversityJadriyaBaghdad64074Iraq Faculty.of e.gine.ring Universitéde MonctonNew BrunswickE1A3E9Canada Hodmas Unive.sity.Colle.e Mogadishu521376Somalia Bridge. for Acade.ic e.ce.le.ce Tunis1002Tunisia School of e.e.trical e.gine.ring University of JohannesburgAuckland ParkJohannesburg2006South Africa

The.de.ands on conve.tional communication ne.work. are.incre.sing rapidly.be.ause.of the.e.pone.tial e.pansion of conne.te. multime.ia *** light of the.data-ce.tric aspe.t of conte.porary.communication,the.information-ce.tric ne.work.ICN)paradigm offe.s hope.for a solution by.e.phasizing conte.t re.rie.al by.name.inste.d of *** 5G ne.work. are.to me.t the.e.pe.te. data de.and surge.from e.pande. conne.tivity.and Inte.ne. of Things(IoT)de.ice.,the. e.fe.tive.caching solutions will be.re.uire. tomaximize.ne.work.throughput andminimize.the.use.of ***,an ICN-base. Coope.ative.Caching(ICN-CoC)te.hnique.has be.n use. to se.e.t a cache.by.conside.ing cache.position,conte.t attractive.e.s,and rate.*** findings show that utilizing our sugge.te. approach improve. caching re.arding the.Cache.Hit Ratio(CHR)of 84.3%,Ave.age.Hop Minimization Ratio(AHMR)of 89.5%,and Me.n Acce.s Late.cy.MAL)of 0.4 *** a frame.ork.it sugge.ts improve. caching strate.ie. to handle.the.difficulty.of e.fe.tive.y.controlling data consumption in 5G *** improve.e.ts aim to mak. the.ne.work.run more.smoothly.by.e.hancing conte.t de.ive.y.de.re.sing late.cy.and re.ie.ing *** improving 5G communication sy.te.s’capacity.tomanage.the.de.ands face. by.mode.n data-ce.tric applications,the.re.e.rch ultimate.y.aids in advance.e.t.

关键词： Information-ce.tric ne.work.ng caching sche.e. 5G communication non-ne.ative.matrix factorization(NMF) we.ghte. cluste.ing algorithm

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e.hancing Mild Cognitive.Impairme.t De.e.tion through e.ficie.t Magne.ic Re.onance.Image.Analy.is

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Compute.s, Mate.ials & Continua 2024年第8期80卷 2081-2098页

作者： Atif Me.mood Zhonglong Zhe.g Rizwan k.an Ahmad Al Smadi Farah Shahid Shahid Iqbal Mutase. k.Alsmadi y.ze.d y.sin Ghadi Sy.d Aziz Shah Mostafa M.ibrahim De.artme.t of Compute. Scie.ce.and Te.hnology Zhejiang Normal UniversityJinhua321002China Zhe.iang Institute.of Photoe.e.tronics&Zhe.iang Institute.for Advance. Light Source Zhejiang Normal UniversityJinhua321004China De.artme.t of Data Scie.ce.and Artificial Inte.lige.ce Zarqa UniversityZarqa13100Jordan School of Che.ical and e.vironme.tal e.gine.ring College of ChemistryChemical Engineering andMaterials ScienceSoochow UniversitySuzhou215123China De.artme.t of Manage.e.t Information Sy.te.s College of Applied Studies and Community ServiceImam Abdulrahman Bin Faisal UniversityDammam32244Saudi Arabia De.artme.t of Compute. Scie.ce Al Ain UniversityAbu Dhabi999041United Arab Emirates De.artme.t of e.e.trical e.gine.ring Faculty of EngineeringMinia UniversityMinia61519Egypt He.lthcare.Te.hnology.and Innovation The.e Faculty Research Centre for Intelligent HealthcareCoventry UniversityCoventryCV48BWUK

Ne.roimaging has e.e.ge. ove. the.last fe. de.ade. as a crucial tool in diagnosing Alzhe.me.’s dise.se.AD).Mild cognitive.impairme.t(MCI)is a condition that falls be.we.n the.spe.trum of normal cognitive.function and ***,pre.ious studie. have.mainly.use. handcrafte. fe.ture. to classify.MCI,AD,and normal control(NC)*** pape. focuse. on using gray.matte.(GM)scans obtaine. through magne.ic re.onance.imaging(MRI)for the.diagnosis of individuals with MCI,AD,and *** improve.classification pe.formance.we.de.e.ope. two transfe. le.rning strate.ie. with data augme.tation(i.e.,she.r range.rotation,zoom range.channe. shift).The.first approach is a de.p Siame.e.ne.work.DSN),and the.se.ond approach involve. using a cross-domain strate.y.with customize. *** pe.forme. e.pe.ime.ts on the.Alzhe.me.’s Dise.se.Ne.roimaging Initiative.ADNI)datase. to e.aluate.the.pe.formance.of our propose. *** e.pe.ime.tal re.ults de.onstrate.supe.ior pe.formance.in classify.ng the.thre. binary.classification task.:NC ***,NC ***,and MCI ***,we.achie.e. a classification accuracy.of 97.68%,94.25%,and 92.18%for the.thre. case.,*** study.propose. two transfe. le.rning strate.ie. with data augme.tation to accurate.y.diagnose.MCI,AD,and normal control individuals using GM *** findings provide.promising re.ults for future.re.e.rch and clinical applications in the.e.rly.de.e.tion and diagnosis of AD.

关键词： Alzhe.me.’s dise.se mild cognitive.impairme.t normal control transfe. le.rning classification augme.tation

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Asse.sme.t the.e.fe.t of Dapoxe.ine.and/or Ace.aminophe. in rats;ne.roche.icals and oxidative.stre.s biomark.rs e.aluation

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Brain Scie.ce.Advance. 2024年第1期10卷 57-71页

作者： Ge.an S.Ge.rgy.ibrahim M.ibrahim Laila Mohame. e.Ame. e.te.al Mohammad F. Pharmacology.De.artme.t Egyptian Drug Authority(EDA)Giza P.O.29Egypt Mole.ular Drug e.aluation De.artme.t Egyptian Drug Authority(EDA)Giza P.O.29Egypt Histology.De.artme.t Faculty of MedicineAl-Azhar UniversityDamietta P.O.11651Egypt

Dapoxe.ine.is a ne.e. anti-de.re.sant that is use. for se.e.e.forms of de.re.sion via se.e.tive.se.otonin re.ptak. inhibition *** aime. to e.aluate.the.e.fe.t of diffe.e.t dose. of dapoxe.ine.lone.y.or with ace.aminophe.(AMP).Se.e. groups of albino rats we.e.use. whe.e.dapoxe.ine.was administe.e. orally.at the.dose. of 3,5,and 8 mg/k. body.we.ght for a pe.iod of 14 day. in groups 2,4,and 6,***(67.5 mg/k. body.we.ght)was co-administe.e. with dapoxe.ine.3,5,and 8 mg/k. body.we.ght)for 14 day. in groups 3,5 and 7,*** in mid and high dose.plus AMP incre.se. body.we.ght and he.atological *** and re.ring we.e.de.line. with mid and high dose. of dapoxe.ine.AMP,contrary.to *** was de.re.se. with high dose. of dapoxe.ine.*** dose.of dapoxe.ine.AMP induce. lowe.ing of se.otonin and dopamine.as we.l as incre.sing of *** de.ive. ne.rotrophic factor was de.re.se. in all *** stre.s biomark.rs we.e.augme.te. with high dose.of dapoxe.ine.*** dose. of dapoxe.ine.and/or AMP induce. loss of the.Purk.nje.ce.l lay.r at *** high dose.of dapoxe.ine.AMP de.ote. be.avioral,histopathological and ne.roche.ical alte.ations,e.e. though no se.otonin sy.drome.occurs.

关键词： ace.aminophe. dapoxe.ine ne.rotransmitte.s oxidative.stre.s biomark.rs

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An e.aluation of ure.e.al diame.e. ratio and ve.icoure.e.al re.lux inde. in the.tre.tme.t of primary.ve.icoure.e.al re.lux

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Asian Journal of Urology 2024年第3期11卷 437-442页

作者： y.suf Atak.n Baltrak.Ne.il Ak.ogan Mutlu De.e. Volk.n Izol ibrahim Atilla Aridogan Nihat Satar Division Pe.iatric Urology Department of UrologyMedical FacultyCukurova UniversityAdanaTurkey

Obje.tive.Ve.icoure.e.al re.lux(VUR)inde. is a simple.validate. tool that re.iably.pre.icts significant improve.e.t and spontane.us re.olution of primary.re.lux in *** aim of this study.was to e.aluate.and compare.the.ure.e. diame.e. ratio(UDR)and VUR inde.(VURx)of patie.ts tre.te. with e.doscopic inje.tion(e.)and ure.e.one.cy.tostomy.UNC)me.hods in the.pe.iatric age.group due.to primary.***:Patie.ts unde. the.age.of 18 y.ars old who unde.we.t e. and UNC with the.diagnosis of primary.VUR be.we.n January.2011 and Se.te.be. 2021 we.e.de.e.mine. as the.*** UDR was asse.se. using voiding cy.toure.hrography.and the.VURx score.was de.e.mine. prior to tre.tme.t base. on hospital re.ords include. in the.***:A total of 255 patie.ts,60(23.5%)boy. and 195(76.5%)girls,with a me.n age.of 76.5(range.13.0e.04.0)months,we.e.include. in the.*** was applie. to 130(51.0%)patie.ts and UNC was applie. to 125(49.0%)patie.ts due.to primary.*** optimum cut-off for the.distal UDR was obtaine. as 0.17 with se.sitivity.and spe.ificity.of 73.0%and 63.0%,*** positive.and ne.ative.pre.ictive.value. we.e.66.0%and 70.0%,***:Whe. the.UDR and VURx score.are.e.aluate. toge.he. for the.surgical tre.tme.t of primary.VUR in the.pe.iatric age.group,it is thought that it may.be.use.ul in pre.icting the.clinical course.of the.dise.se.and e.aluating surgical tre.tme.t options.

关键词： Distalure.e. diame.e. ratio Ve.icoure.e.al re.lux Ve.icoure.e.al re.lux inde. manage.e.t Ve.icoure.e.al re.lux inde.

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Microwave.sinte.ing e.fe.ts on the.microstructure.and me.hanical prope.tie. of Ti–51at%Ni shape.me.ory.alloy.

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Inte.national Journal of Mine.als,Me.allurgy.and Mate.ials 2017年第3期24卷 280-288页

作者： Mustafa k. ibrahim e. Hamzah Safaa N. Saud e. N. e. Abu Bak.r A. Bahador Faculty.of Me.hanical e.gine.ring Universiti Teknologi Malaysia 81310 UTM Johor Bahru Johor Malaysia Faculty.of Information Scie.ce. and e.gine.ring Management & Science University Shah Alam Selangor Malaysia

Ti–51at%Ni shape.me.ory.alloy.(SMAs) we.e.succe.sfully.produce. via a powde. me.allurgy.and microwave.sinte.ing *** influe.ce.of sinte.ing parame.e.s on porosity.re.uction,microstructure.phase.transformation te.pe.ature.,and me.hanical prope.tie. we.e.inve.tigate. by.optical microscopy.fie.d-e.ission scanning e.e.tron microscopy.Fe.Se.),X-ray.diffraction(XRD),diffe.e.tial scanning calorime.ry.DSC),compre.sion te.ts,and microhardne.s *** the.microwave.te.pe.ature.and holding time.was found to strongly.affe.t the.de.sity.of porosity.pre.e.ce.of pre.ipitate.,transformation te.pe.ature.,and me.hanical *** lowe.t de.sity.and smalle.t pore.size.we.e.obse.ve. in the.Ti–51at%Ni sample. sinte.e. at 900°C for 5 min or at 900°C for 30 *** pre.ominant marte.site.phase. of β2 and β19′ we.e.obse.ve. in the.microstructure.of Ti–51at%Ni,and the.r e.iste.ce.varie. in accordance.with the.sinte.ing te.pe.ature.and the.holding *** the.DSC the.mograms,multi-transformation pe.k. we.e.obse.ve. during he.ting,whe.e.s a single.pe.k.was obse.ve. during cooling;the.e.pe.k. corre.pond to the.pre.e.ce.of the.β2,R,and β19′ *** maximum stre.gth and strain among the.Ti–51at%Ni SMAs we.e.1376 MPa and 29%,re.pe.tive.y.for the.sample.sinte.e. at 900°C for 30 min be.ause.of this sample.s minimal porosity.

关键词： titanium nick.l alloy. shape me.ory e.fe.t powde. me.allurgy (PM) microwave he.ting sinte.ing microstructure me.hanical prope.tie.

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