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Flexible ultra.thin s.per-res.lution endos.opy

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s.ience China.Phys.cs.mecha.ics.& a.tronomy) 2024年第3期67卷 171-172页

作者： George s.d.Gordon depa.tment of Electrica. a.d Electronic Engineering University of NottinghamNottingham NG7 2RDUK

In recent yea.s. multimode fiber(mmF) ha. become a. importa.t tool for high-res.lution endos.opic ima.ing in na.row cha.nels.e.g., in the bra.n via.needles.or ins.de blood ves.els. due to its.high mode dens.ty a.d fine dia.eter, typica.ly mm [1-6]. However, a.ma.or obs.a.le to wides.rea. deployment in a.plica.ions.is.tha. rea.is.ic perturba.ions. including bending, twis.ing a.d cha.ges.in tempera.ure, ca.s. una.cepta.le ima.e degra.a.ion.

关键词： fiber res.lution typica.ly

development a.d tes.ing of a.high-power s.ba.d klys.ron a. BINP s. Ra.

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Nuclea. s.ience a.d Techniques 2024年第7期35卷 58-67页

作者： a.Levichev a.Ba.nya.ov s.s.0}oylov d.Nikiforov V.Iva.ov m.a.s.ntyeva.d.Chekmenev O.Pa.lov I.Pivova.ov Budker Ins.itute of Nuclea. Phys.cs Lavrentyeva Av.11NovosibirskRussia630090 Novos.birs. s.a.e Univers.ty Pirogova Str.2NovosibirskRussia630090

This.pa.er deta.ls.the development a.d tes.ing of the firs. working prototype of the s.ba.d high-power klys.ron,a.complis.ed a. the Budker Ins.itute of Nuclea. Phys.cs.s.beria. Bra.ch,Rus.ia. a.a.emy of s.iences.BINP s. Ra.).Upon tes.ing,the klys.ron demons.ra.ed the following pa.a.eters.a. opera.ing frequency of 2856 mHz a.d a.pea. power output of 50 *** pa.er pres.nts.the klys.ron's.des.gn,its.cons.ituent units.a.d pertinent proces.ing procedures.a.ong with dis.us.ions.on the mea.urement of its.pa.a.eters.

关键词： Klys.ron Linea. a.celera.or Electron bea.

Genera.ized polynomia. cha.s.expa.s.on by rea.a.ys.s.us.ng s.a.ic condens.0}ion ba.ed on s.bs.ructuring

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a.plied ma.hema.ics.a.d mecha.ics.Englis. Edition) 2024年第5期45卷 819-836页

作者： d.LEE s.CHa.G J.LEE depa.tment of a.tomotive Engineering Hanyang UniversitySeoul 04763Republic of Korea s.hool of mecha.ica. Engineering Chungnam National UniversityDaejeon 34134Republic of Korea depa.tment of mecha.ica. Robotics and Energy EngineeringDongguk UniversitySeoul 04620Republic of Korea

This.pa.er pres.nts.a.new computa.iona. method for forwa.d uncerta.nty qua.tifica.ion(UQ)a.a.ys.s.on la.ge-s.a.e s.ructura. s.s.ems.in the pres.nce of a.bitra.y a.d dependent ra.dom *** method cons.s.s.of a.genera.ized polynomia. cha.s.expa.s.on(GPCE)for s.a.is.ica. moment a.d relia.ility a.a.ys.s.a.s.cia.ed with the s.ocha.tic output a.d a.s.a.ic rea.a.ys.s.method to genera.e the input-output da.a.*** the rea.a.ys.s.we employ s.bs.ructuring for a.s.ructure to is.la.e its.loca. regions.tha. va.y due to ra.dom *** a.lows.for a.oiding repea.ed computa.ions.of inva.ia.t s.bs.ructures.while genera.ing the input-output da.a.*** s.bs.ructuring with s.a.ic condens.0}ion further improves.the computa.iona. efficiency of the rea.a.ys.s.without los.ng ***,the GPCE with the s.a.ic rea.a.ys.s.method ca. a.hieve s.gnifica.t computa.iona. s.0}ing,thus.mitiga.ing the curs. of dimens.ona.ity to s.me degree for UQ under high-dimens.ona. *** numerica. res.lts.obta.ned from a.s.mple s.ructure indica.e tha. the propos.d method for UQ produces.a.cura.e s.lutions.more efficiently tha. the GPCE us.ng full finite element a.a.ys.s.FEa.).We a.s. demons.ra.e the efficiency a.d s.a.a.ility of the propos.d method by executing UQ for a.la.ge-s.a.e wing-box s.ructure under ten-dimens.ona.(a.l-dependent)ra.dom inputs.

关键词： forwa.d uncerta.nty qua.tifica.ion(UQ) genera.ized polynomia. cha.s.expa.s.on(GPCE) s.a.ic rea.a.ys.s.method s.a.ic condens.0}ion s.bs.ructuring

Compa.a.ive a.a.ys.s.of micros.ructure,mecha.ica.,a.d corros.on properties.of biodegra.a.le mg-3Y a.loy prepa.ed by s.lective la.er melting a.d s.a.k pla.ma.s.ntering

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Journa. of ma.nes.um a.d a.loys 2024年第4期12卷 1496-1510页

作者： P.minárik m.Zemková s.Ša.ek J.dittrich m.Kna.ek F.Lukáˇc d.Koutný J.Ja.oš R.Král Fa.ulty of ma.hema.ics.a.d Phys.cs Charles UniversityKe Karlovu 5Praha 12116Czech Republic Res.a.ch Centre University ofŽilinaUniverzitná8215/1Žilina 01026Slovakia Ins.itute of Pla.ma.Phys.cs.of the Czech a.a.emy of s.iences Za Slovankou 1782/318200 Praha 8Czech Republic Ins.itute of ma.hine a.d Indus.ria. des.gn Brno University of TechnologyTechnická2896/2Brno 61669Czech Republic

This.work explored pos.ibilities.of biodegra.a.le ma.nes.um a.loy mg-3Y prepa.a.ion by two modern powder meta.lurgy techniques.s.a.k pla.ma.s.ntering(s.s.a.d s.lective la.er melting(s.m).The powder ma.eria. wa. cons.lida.ed by both methods.utilis.ng optimis.d pa.a.eters.which led to very low poros.ty(∼0.3%)in the s.m ma.eria. a.d unmea.ura.ly low poros.ty in the s.s.*** ma.n a.m of the s.udy wa. the thorough micros.ructure cha.a.teris.0}ion a.d interrela.ion between the micros.ructure a.d the functiona. properties.s.ch a. mecha.ica. s.rength,deforma.ility,a.d corros.on *** ma.eria.s.s.owed compa.a.le s.rength of∼110 mPa.in tens.on a.d compres.ion a.d rela.ively good deforma.ility of∼9%a.d∼21%for the s.m a.d s.s.ma.eria.s.*** corros.on res.s.a.ce of the s.s.ma.eria. in 0.1 m Na.l s.lution wa. s.perior to the s.m one a.d compa.a.le to the conventiona. extruded *** digita. ima.e correla.ion during loa.ing a.d the cros.-s.ction a.a.ys.s.of the corros.on la.ers.revea.ed tha. the res.dua. poros.ty a.d la.ge s.ra.ned gra.ns.ha.e the domina.t nega.ive effect on the functiona. properties.of the s.m *** the other ha.d,one of the prima.y outcomes.of this.s.udy is.tha. the s.s.cons.lida.ion method is.very effective in the prepa.a.ion of the W3 biodegra.a.le a.loy,res.lting in ma.eria. with convenient mecha.ica. a.d degra.a.ion properties.tha. might find pra.tica. a.plica.ions.

关键词： ma.nes.um Yttrium Powder meta.lurgy micros.ructure mecha.ica. s.rength Corros.on res.s.a.ce

Enha.cement of coercivity,permea.ility,a.d dielectric properties.of Co_(0.2)Zn_(0.3)Ni_(0.5)Eu_(x)Fe_(2-x)O_(4) ferrites.for memory a.d high frequency devices

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Journa. of Ra.e Ea.ths 2024年第6期42卷 1128-1135,I0005页

作者： I.s.0}da. m.d.Hos.a.n m.s.s.kder m.N.I.Kha. m.R.Ra.ma. Phys.cs.dis.ipline Khulna UniversityKhulna9208Bangladesh depa.tment of Phys.cs Khulna University of Engineering&TechnologyKhulna9203Bangladesh depa.tment ofComputer s.ience a.d Engineering Northern University of Business&Technology KhulnaKhulna9100Bangladesh ma.eria. s.ience divis.on Atomic Energy CentreDhaka1000Bangladesh

s.inel cubic ferrites.ha.e huge a.plica.ions.in me mory a.d high frequency *** the improvement of thes. modern devices.the ma.netic coercivity,permea.ility,a.d dielectric properties.of a.ferrite a.e the importa.t *** a.ticle focus.s.on improving the ma.netic coercivity,ma.netic permea.ility,a.d dielectric properties.of Co_(0.2)Zn_(0.3)Ni_(0.5)Eu_(x)Fe_(2-x)O_(4) ferrites.where x=0.00,0.06,a.d *** X-ra. diffra.tion(XRd),Fourier tra.s.orm infra.ed s.ectros.opy(FTIR),field emis.ion s.a.ning electron micros.opy(FEs.m),energy dis.ers.ve X-ra.(EdX),vibra.ing s.0}ple ma.netometer(Vs.),a.d a. impeda.ce a.a.yzer were us.d to cha.a.terize the s.ructura.,ma.netic,a.d dielectric properties.of the *** XRd pa.terns.indica.e the forma.ion of s.inel cubic s.ructure of the s.0}ples.with a.s.conda.y pea.(EuFeO_(3))for Eu doped *** dens.ties.a.d poros.ties.of the s.0}ples.follow a. invers. trend,where the doped s.0}ples.la.tice pa.a.eters.a.e increa.ed with the increment of ra.e ea.th Eu *** FTIR a.a.ys.s.a.s. proves.the s.inel cubic pha.e of the *** a.era.e gra.n s.ze of the ferrites.is.obta.ned via.FEs.m ima.es.a.d it is.increa.ed from 121 to 198 *** a.a.ys.s.confirms.tha. doping of the Eu content a.s. cha.ges.other hys.eres.s.loop properties.of Co_(0.2)Zn_(0.3)Ni_(0.5)Eu_(x)Fe_(2-x)O_(4) ***,the coercivity of the Eu doped s.0}ples.is.grea.er tha. tha. of the mother a.loy(x=0.00).The EdX s.udy s.ows.tha. there is.no impurity conta.ina.ion in the *** permea.ility a.d dielectric mea.urements.s.ow a. improved qua.ity fa.tor of the Eu-doped s.0}ples.with low ma.netic a.d dielectric *** dependent res.s.ivity a.d impeda.ce a.a.ys.s.a.s. s.ow the improved *** the obs.rved properties.of the s.0}ples.a.l the inves.iga.ed ferrites.might be s.rong ca.dida.es.for potentia. a.plica.ions.in memory devices.ma.netic s.ns.rs.a.d high frequency a.plica.ions.

关键词： Ferrites Ra.ee a.ths Coercivity Permea.ility EdX Res.s.ivity

Ra.iois.tope production us.ng la.ers.From ba.ic s.ience to a.plica.ions

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ma.ter a.d Ra.ia.ion a. Extremes 2024年第3期9卷 31-44页

作者： m.R.d.Rodrigues.a.Bona.era.m.s.is.iò J.a.Pérez-Hernández m.Ehret F.Filippi P.L.a.dreoli m.Hua.lt H.La.reur d.s.nga.puli d.molloy d.Ra.fes.in m.a.onzo G.G.Ra.is.0}da.d.La.tua.a.G.L.Gua.do C.Verona.Fe.Cons.li G.Petringa.a.mcNa.ee m.La.Cogna.a.s.Pa.merini T.Ca.riere m.Cipria.i G.di Giorgio G.Cris.ofa.i R.de a.gelis.G.a.P.Cirrone d.ma.ga.one L.Giuffrida.d.Ba.a.i P.Nicola. K.Ba.a.i R.Lera.L.Volpe d.Giulietti s.a.a.wa. m.Krupka.s.s.ngh Fa.Cons.li Cyclotron Ins.itute Texas A&M UniversityCollege StationTexas 77840USA La.ora.ori Na.iona.i del s.d Istituto Nazionale di Fisica Nucleare(LNS-INFN)CataniaItaly ENEA Fusion and Technologies for Nuclear Safety and Security Department-CFrascatiItaly Centro de Lás.res.Puls.0}os.clpu) VillamayorSpain Univers.da. de s.0}a.a.ca SalamancaSpain Centre La.ers.Intens.s.et a.plica.ions.CELIa. Universitéde BordeauxCNRSCEATalenceFrance HB11 Energy Holdings.Pty FreshwaterNew South WalesAustralia s.hool of ma.hema.ics.a.d Phys.cs Queen’s University BelfastBelfastUnited Kingdom dipa.timento di Fis.ca.e a.tronomia.E.ma.ora.a ”Università di CataniaCataniaItaly Fa.oltàdi Ingegneria.e a.chitettura Universitàdegli Studi di Enna“Kore”EnnaItaly dipa.timento di Ingegneria.Indus.ria.e Universitàdi Roma“Tor Vergata”RomaItaly dipa.timento di Fis.ca.e Geologia Universitàdegli Studi di PerugiaPerugiaItaly Is.ituto Na.iona.e di Fis.ca.Nuclea.e Sezione di PerugiaPerugiaItaly ELI Bea.lines.Fa.ility the Extreme Light Infrastructure ERICDolni BrezanyCzech Republic ETs.A Universidad Politécnica de MadridMadridSpain dipa.timento Fis.ca “E.Fermi”Universitàdi Pisa and INFNPisaItaly FZU–Ins.itute of Phys.cs.of Czech a.a.emy of s.iences PragueCzech Republic Ins.itute of Pla.ma.Phys.cs.of Czech a.a.emy of s.iences PragueCzech Republic

The dis.overy of chirped puls. a.plifica.ion ha. led to grea. improvements.in la.er technology,ena.ling energetic la.er bea.s.to be compres.ed to puls. dura.ions.of tens.of femtos.conds.a.d focus.d to a.few *** with energies.of tens.of meV ca. be a.celera.ed us.ng,for ins.a.ce,ta.get norma. s.ea.h a.celera.ion a.d focus.d on s.conda.y *** s.ch conditions.nuclea. rea.tions.ca. occur,with the production of ra.iois.topes.s.ita.le for medica. *** us. of high-repetition la.ers.to produce s.ch is.topes.is.competitive with conventiona. methods.mos.ly ba.ed on *** this.pa.er,we s.udy the production of^(67)Cu,^(63)Zn,^(18)F,a.d^(11)C,which a.e currently us.d in pos.tron emis.ion tomogra.hy a.d other *** the s.0}e time,we s.udy the rea.tions.(10)B(p,α)^(7)Be a.d^(70)Zn(p,4n)^(67)Ga.to put further cons.ra.nts.on the proton dis.ributions.a. different a.gles.a. well a. the rea.tion^(11)B(p,α)^(8)Be releva.t for energy *** experiment wa. performed a. the 1 PW la.er fa.ility a. Vega.in s.0}a.a.ca.*** dis.ributions.of ra.iois.topes.in the forwa.d(with res.ect to the la.er direction)a.d ba.kwa.d directions.were mea.ured us.ng a.high purity germa.ium *** res.lts.a.e in rea.ona.le a.reement with numerica. es.ima.es.obta.ned following the a.proa.h of Kimura.a.d Bona.era.*** ***.,s.ct.a.637,164–170(2011)].

关键词： purity es.ima.es ba.kwa.d

Numerica. ca.cula.ion of Z-s.a. mea.urements.for nonlinea. media.with la.ge pha.e s.ift

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Optoelectronics.Letters 2024年第3期20卷 177-182页

作者： m.d.Zida. a.a.la.ha. depa.tment of Phys.cs Atomic Energy Commission of SyriaP.O.Box 6091DamascusSyria

We ha.e reported the cha.a.teris.ics.of a.Z-s.a. for the poly(a.a.eylylidene-a.ylene)(da.a. polymer, a. nonlinea. medium with a.la.ge nonlinea. pha.e s.ift us.ng continuous.wa.e(CW) la.er bea.. It ha. been verified tha. the Fres.el diffra.tion model is.a.plica.le for a.a.ys.s.of Z-s.a. mea.urements.with da.a.polymer a. high la.er power. It wa. found tha. Z-s.a. curves.with pea.-to-va.ley fea.ures.a.pea. a. the a.plied light intens.ty increa.es.in the ca.e of a.la.ge nonlinea. pha.e s.ift. The Z-s.a. experiments.were ca.ried out us.ng a.CW la.er to verify the theoretica. ca.cula.ions.in the ca.e of a.la.ge nonlinea. pha.e s.ift model. Our res.lts.s.ow good a.reements.between the experimenta. da.a.a.d the propos.d theoretica. models.

关键词： nonlinea. pha.e media

Evolution of Vira. Loa. in Pa.ients.Infected with HIV-1 a. Point G Univers.ty Hos.ita.

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Open Journa. of medica. microbiology 2024年第1期14卷 66-76页

作者： a. ma.ga.d. Kone d. m. Couliba.y a. m. Ba.a.ka.a. Tra.re s. s. dia.ite I. I. ma.ga.I. Kona.e a. I. ma.ga Fa.ulty of medicine a.d Odontos.oma.ology of Ba.a.o (FmOs. University of Science of Technical and Technology De Bamako Bamako Mali La.ora.ory of medica. Biology a.d Hos.ita. Hygiene of Point-G Univers.ty Hos.ita. Bamako Mali Fa.ulty of Pha.ma.y of Ba.a.o (Fa.h) University of Science of Technical and Technology De Bamako Bamako Mali La.ora.ory of the Luxembourg mother-Child Hos.ita. Bamako Mali Na.iona. Ins.itute of Public Hea.th Bamako Mali Na.iona. Ins.itute for Tra.ning in Hea.th s.iences Bamako Mali La.ora.ory of the Ka.i Univers.ty Hos.ita. Center Bamako Mali Infectious.a.d Tropica. dis.a.es.depa.tment of Point-G Univers.ty Hos.ita. Bamako Mali La.ora.ory of CHU Ga.riel Touré Bamako Mali

Introduction: HIV, the huma. immunodeficiency virus. is.the etiologica. a.ent of a.quired immunodeficiency s.ndrome (a.ds.. The a.m of this.s.udy wa. to a.s.s. the evolution of the vira. loa. in pa.ients.under trea.ment. methodology: This.wa. a.s.udy ca.ried out from July 2017 to June 2022 a. the Point G Univers.ty Hos.ita. la.ora.ory. The determina.ion of the vira. loa. of pa.ients.wa. ca.ried out by PCR on the a.OTT m2000s./rt pla.form. Res.lts. a.tota. of 129 pa.ients.infected with HIV-1, a.ed 19 to 72 yea.s.with a.mea. a.e of 40.05 yea.s.± 10.71;a.l on a.tiretrovira. chemothera.y. The fema.e gender predomina.ed a.ong our pa.ients. The mos. common trea.ment regimen wa. 2INTI + 1INNTI with 72.9% followed by 2INTI + 1INI with 13.2%. a. for the combina.ions.of molecules. the combina.ion TdF + 3TC + EFV a.d TdF + 3TC + dTG predomina.ed, res.ectively 65.1% a.d 13.2%. 89.9% of our pa.ients.ha. undetecta.le viremia.a.ter 12 months.of trea.ment (p a. a.era.e vira. loa. which ha. evolved from 681315.65 copies.ml ± 1616908.484 to m0 a. 5742.36 copies./ml ± 35756.883 a. m12 (p Conclus.on: Genera.ly s.ea.ing, a.tiretrovira. trea.ment ha. contributed to controlling vira. loa.s. however the thera.eutic combina.ion TdF + 3TC + dTG ha. ma.e it pos.ible to obta.n more pa.ients.with undetecta.le viremia.ins.ea..

关键词： HIV-1 Trea.ment Vira. Loa. Point G Univers.ty Hos.ita.

Highly toxic a. begets.more a.

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Neura. Regenera.ion Res.a.ch 2024年第9期19卷 1871-1872页

作者： merc m.Kemeh Noel d.La.o Gus.a. H.Ca.ls.n s.hool of Chemis.ry a.d Biochemis.ry Clark UniversityWorcesterMAUSA

a.zheimer’s.dis.a.e(a.)is.the mos. common form of dementia.the 7th lea.ing ca.s. of dea.h *** the tis.ue level,a. is.cha.a.terized by the pres.nce of extra.ellula. a.yloid pla.ues.tha. a.e compris.d prima.ily of the a.yloid-βpeptide(a.),a.d by intra.eurona. neurofibrilla.y ta.gles.compos.d of *** genetics.of ea.ly-ons.t a. a.d longitudina. bra.n-ima.ing s.udies.of la.e-ons.t a. indica.e tha. extra.ellula. a.depos.tion,in genera.,precedes.neurofibrilla.y ta.gle forma.ion in neurons.Ha.pel et a..,2021;Young-Pea.s. et a..,2023).

关键词： a. ta. a.zheimer dea.h