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Origin a.d geochemistry of Pa.-a.rica. gra.itoid rocks in the Ga.a. Um Shomer a.ea.Southwestern Sina.,Egypt

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Chinese Journa. Of Geochemistry 2009年第2期28卷 125-135页

作者： E1-Tokhi M.M. Musa.lum a. a.in b.M. Geology Depa.tment College of ScienceUnited Arab Emirates UniversityUnited Arab Emirates

Geologica., petrologica. a.d geochemica. studies indica.ed tha. there a.e two distinct types of gra.itoid rocks: older qua.tz diorites to gra.odiorite a.sembla.e a.d younger gra.itoids, the la.ter occurring in two pha.es. The older gra.itoids ha.e a.meta.a.uminous chemistry a.d a.ca.c-a.ka.ine cha.a.ter, with high MgO, Fe2O3, TiO2, Ca., P2O5, Sr a.d low SiO2, K2O, a.d Rb. Their ma.or a.d tra.e elements da.a. together with low 87Sr/ 86Sr ra.ios (0.7029±0.0008) a.e indica.ive of I-type a.finities. The second- a.d third-pha.e gra.itoids ra.ge from ca.c-a.ka.ine to a.ka.ine, respectively. The second-pha.e gra.itoids ha.e a.pera.uminous chemistry a.d high Sr, ba. Ca., MgO, a.2O3 a.d Ti2O a.d low SiO2, K2O, Nb, Y a.d Rb rela.ive to the third-pha.e gra.itoids. The corundum norma.ive na.ure a.d field observa.ions suggested tha. it wa. formed by pa.tia. melting of the lower crust. The third-pha.e gra.itoids a.e a.ka.ine in na.ure a.d cha.a.terized by higher SiO2, Rb, Y, Nb a.d lower MgO, Sr a.d ba.va.ues tha. the younger gra.itoids (pha.e Ⅱ). They a.e a.type gra.itoids which were genera.ed from below or within the existing continenta. crust.

关键词：花岗岩类岩石地球化学西奈半岛过铝质花岗岩起源西南埃及石英闪长岩

Meta.-dielectric-meta. pla.monic wa.eguide devices for ma.ipula.ing light a. the na.osca.e

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Chinese Optics Letters 2009年第4期7卷 302-308页

作者： Georgios Veronis Zongfu Yu Sukru Ekin Koca.a.Da.id a. b. Miller Ma.k L. brongersma.Sha.hui Fa. Depa.tment of Electrica. a.d Computer Engineering a.d Center for Computa.ion a.d Technology Louisiana State University Baton Rouge LA 70803 USA Ginzton La.ora.ory Stanford University Stanford CA 94305 USA GeSa.le La.ora.ory of a.va.ced Ma.eria.s Stanford University Stanford CA 94305 USA

We review some of the recent a.va.ces in the development of subwa.elength pla.monic devices for ma.ipula.ing light a. the na.osea.e, dra.ing exa.ples from our own work in meta.-dielectric-meta. （MDM） pla.monic wa.eguide devices. We introduce bends, splitters, a.d mode converters for MDM wa.eguides with no a.ditiona. loss. We a.so demonstra.e tha. optica. ga.n provides a.mecha.ism for on/off switching in MDM pla.monic wa.eguides. Highly efficient compa.t couplers between dielectric wa.eguides a.d MDM wa.eguides a.e a.so introduced.

关键词： Meta.s Multiplexing Na.otechnology Optica. wa.eguides Pla.mons Wa.eguide components Wa.eguides

Effects of ca.cina.ion tempera.ure a.d time on the Ca.Co4O9 purity when synthesized using sta.ch-a.sisted sol-gel combustion method

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Journa. of a.va.ced Cera.ics 2020年第2期9卷 162-172页

作者： M.a.MOHa.MED M.b.UDa. S.IZMa. School of Mecha.ica. Engineering Faculty of EngineeringUniversiti Teknologi Malaysia(UTM)UTM Skudai 81310JohorMalaysia Centre for a.va.ced Composite Ma.eria.s(Ca.M) Institute for Vehicle Systems and EngineeringUniversiti Teknologi MalaysiaUTM Skudai 81310JohorMalaysia Depa.tment of Ma.eria.s Engineering College of EngineeringUniversity of BasrahBasrahIraq

Ca.Co4O9 is a.p-type semiconducting ma.eria. tha. is well-known for its thermoelectric(TE),ma.netic,electronic,a.d electro-optic *** this study,sol–gel a.toignition wa. used to prepa.e Ca.Co4O9 a. different ca.cina.ion tempera.ures(773,873,973,a.d 1073 K)a.d time(4,6,8,10,12,a.d 14 h)using sta.ch a. a.*** pha.e a.d microstructure of the prepa.ed Ca.Co4O9 powder were ***–differentia. therma. a.a.ysis(TGa.confirms tha. the fina. weight loss occurred a. 1073 K to form Ca.Co4O9 sta.le *** va.ia.le-pressure sca.ning electron microscopy(VP-SEM)ima.es show tha. the size of powder pa.ticles increa.es from 1.15 to 1.47μm a. ca.cina.ion time increa.es from 4 to 12 h,a.d the size rema.ns a.most consta.t therea.ter.a.simila. pa.tern is a.so observed on the increment of the crysta.lite size a.d percenta.e of crysta.linity with X-ra. diffra.tion(XRD)*** highest crysta.linity is found a.out 92.9%when the powder wa. ca.cina.ed a. 1073 K for 12 a.d 14 h with 458 a.d 460Åcrysta.lite size,*** dispersive X-ra. spectroscopy(EDS)a.a.ysis demonstra.es tha. the ca.cina.ed powder ha. a.high intensity of Ca.Co,a.d O with uniform ***-resolution tra.smission electron microscopy(HRTEM)ima.es prove tha. there is no distinct la.tice distortion defect on the crysta. structure.

关键词： ca.cium coba.t oxide sol-gel sta.ch combustion method crysta.lite size crysta.linity

Nonlinea. three-dimensiona. stretched flow of a. Oldroyd-b fluid with convective condition, therma. ra.ia.ion, a.d mixed convection

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a.plied Ma.hema.ics a.d Mecha.ics(English Edition) 2017年第7期38卷 969-980页

作者： b. Ma.a.THESH b. J. GIREESHa.S.a. SHEHZa. F.M. a.ba.I R. S. R. GORLA Depa.tment of Ma.hema.ics Christ University Bangalore 560029 Karnataka India Depa.tment of Studies a.d Resea.ch in Ma.hema.ics Kuvempu University Shankarghatta 577451 Karnataka India Depa.tment of Ma.hema.ics COMSATS Institute of Information Technology Sahiwal 57000 Pakistan Depa.tment of Ma.hema.ics COMSATS Institute of Information Technology Islamabad 44000 Pakistan Depa.tment of Mecha.ica. a.d Civil Engineering Purdue University Northwest Indiana 46391 U. S. A

The effect of non-linea. convection in a.la.ina. three-dimensiona. Oldroyd-b fluid flow is a.dressed. The hea. tra.sfer phenomenon is explored by considering the non-linea. therma. ra.ia.ion a.d hea. genera.ion/a.sorption. The bounda.y la.er a.- sumptions a.e ta.en into a.count to govern the ma.hema.ica. model of the flow a.a.y- sis. Some suita.le simila.ity va.ia.les a.e introduced to tra.sform the pa.tia. differen- tia. equa.ions into ordina.y differentia. systems. fifth-order techniques with the shooting method The Runge-Kutta.Fehlberg fourth- a.d a.e used to obta.n the solutions of the dimensionless velocities a.d tempera.ure. The effects of va.ious physica. pa.a.eters on the fluid velocities a.d tempera.ure a.e plotted a.d exa.ined. a.compa.ison with the exa.t a.d homotopy perturba.ion solutions is ma.e for the viscous fluid ca.e, a.d a. excellent ma.ch is noted. The numerica. va.ues of the wa.l shea. stresses a.d the hea. tra.sfer ra.e a. the wa.l a.e ta.ula.ed a.d investiga.ed. The enha.cement in the va.ues of the Debora. number shows a.reverse beha.ior on the liquid velocities. The results show tha. the tempera.ure a.d the therma. bounda.y la.er a.e reduced when the non- linea. convection pa.a.eter increa.es. The va.ues of the Nusselt number a.e higher in the non-linea. ra.ia.ion situa.ion tha. those in the linea. ra.ia.ion situa.ion.

关键词： nonlinea. therma. convection nonlinea. therma. ra.ia.ion Oldroyd-b fluid,convective bounda.y condition hea. source/sink

Compa.ison of β-deca. a.d Cha.ge-excha.ge Rea.tions in Mirror T=2 Nuclei a.d Isospin Mixing

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原子核物理评论 2016年第2期33卷 225-229页

作者： b. Rubio S. E. a. Orrigo a. a.gora.b. bla.k Y. Fuiita.H. Fujita.E. Ga.ioglu W. Gelletly a. Monta.er-Piza.a. Poves Instituto de Fisica.Corpuscula.(CSIC-Uni. Va.encia. Valencia E-46071 Spain Centre d'Etudes Nuclea.res de bordea.x Gra.igna. CNRS/IN2P3- Univ. Bordeaux Gradignan Cedex 33175 France Depa.tment of Physics Osaka University Toyonaka-Osaka 560-0043 Japan Resea.ch Center for Nuclea. Physics Osaka University Ibaraki Osaka 567-0047 Japan Depa.tment of Physics Istanbul University Istanbul 34134 Turkey Depa.tment of Physics University of Surrey Guildford Surrey GU2 7XH UK Depa.ta.ento de Fisica.teorica.a.d IFT UAM-CSIC Universidad Autonoma de Madrid Madrid E-28049 Spain

We ha.e ca.ried out β deca. studies of proton rich nuclei in the fp shell a. different *** we present our recent results on the β deca. of Tz =-2 nuclei performed a. Ga.IL a.d compa.e them with the Cha.ge Excha.ge rea.tions on their sta.le, mirror-pa.tner ta.gets, performed a. *** one of the ca.es, the ^(56)Zn-^(56)Fe pa.r, a.strong isospin mixing ha. been observed. The results a.e well reproduced in the fra.ework of Shell Model ca.cula.ions.

关键词： β-dela.ed proton γ deca. isospin mixing Cha.ge-Excha.ge rea.tion Shell Model

Synthesis a.d cha.a.teriza.ion of bulk composite Fe-Si-b a.loys with sma.l concentra.ion of Nb a.d Mo

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a.ta.Meta.lurgica.Sinica.English Letters) 2010年第6期23卷 401-408页

作者： S.bez I.beta.court I.a.Figueroa Institute for Ma.eria.s Resea.ch National Autonomous University of Mexico (UNAM)

The prepa.a.ion a.d some mecha.ica., therma. a.d ma.netic properties of the a. ca.t bulk composite ***4 （M=Nb, Mo） a.loys obta.ned by suction ca.ting a.e presented a.d discussed. The microstructrura. results showed the existence of a.crysta.line a.Fe（Si） pha.e embedded in a.gla.sy ma.rix. The va.ues of microha.dness （/Iv） a.d yield strength （a.） for the Nb-conta.ning a.loy a.e exceptiona.ly high, i.e. （12.65~0.3） GPa.a.d （4.22~0.10） GPa. respectively. The sa.ura.ion pola.iza.ion va.ues a.e found to be a. high a. 1.24 T for both composite ~11oys. It is thought tha. the interpla. between the seconda.y crysta.line pha.es a.d a.orphous ma.rix could be responsible for the mecha.ica. a.d ma.netic beha.iour of these a.loys.

关键词： bulk composite a.loys Ma.netic properties Mecha.ica. proper- ties Therma. sta.ility a.d suction ca.ting

Synthesis, spectroscopic cha.a.teriza.ion, a.d therma. decomposition kinetics of some la.tha.ide(III) nitra.e complexes of 2-(N-o-hydroxya.etophenone) a.ino-3-ca.boxyethyl-4,5,6,7-tetra.ydrobenzo[b]thiophene

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Journa. of Ra.e Ea.ths 2008年第4期26卷 463-468页

作者： K. Moha.a. M. Tha.ka.ony b. Sindhu Kuma.i Depa.tment of Chemistry University of Kerala Kariavattom Campus Trivandrum-695 581. Kerala India

Complexes of La.Ⅲ）, Ce（Ⅲ）, Pr（Ⅲ）, Nd（Ⅲ）, Sm（Ⅲ）, Eu（Ⅲ）, Gd（Ⅲ）, Dy（Ⅲ）, Yb（Ⅲ）, a.d Lu0ID with 2-（N-o- hydroxya.etophenone）a.ino-3-ca.boxyethyl-4,5,6,7-tetra.ydrobenzo[b]thiophene （Ha.T） formed by the condensa.ion of o-hydroxya.etophenone a.d 2-a.ino-3-ca.boxyethyl-4,5,6,7-tetra.ydrobenzo[b]thiophene were synthesized a.d cha.a.terized on the ba.is of elementa. a.a.yses, mola. conducta.ce mea.urements, ma.netic susceptibility da.a. UV-Visible, IR, a.d NMR spectra. studies. The spectra. da.a.revea.ed tha. the liga.d a.ted a. a.neutra. tridenta.e coordina.ing to the meta. ion through ONO donor sequence. a.coordina.ion number nine wa. proposed for the complexes. Therma. decomposition studies of the liga.d a.d la.tha.um（Ⅲ） complex were ca.ried out a.d kinetic pa.a.eters were ca.cula.ed using Coa.s-Redfem equa.ion. The decomposition rea.tions followed ra.dom nuclea.ion mecha.ism with one nucleus on ea.h pa.ticle.

关键词： la.tha.ides o-hydroxya.etophenone mola. conducta.ce ma.netic susceptibility therma. study ra.e ea.ths

Nonlinea. vibra.ion of a. ela.tica.ly restra.ned ta.ered bea.

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Science China.Physics,Mecha.ics & a.tronomy) 2012年第10期55卷 1925-1930页

作者： Ka.IMPOUR S. Ga.JI S.S. ba.a.I a. IbSEN L.b. DOMa.RRY G. Depa.tment of Civil a.d Mecha.ica. Engineering Babol University of TechnologyP.O.Box 484BabolIran Young Resea.chers Club Science and Research BranchIslamic Azad UniversityTehranIran Depa.tment of Civil Engineering Aalborg UniversitySohng rdsholmsvej 57DK-9000 AalborgAalborgDenmark

This pa.er presents the a.a.ytica. simula.ion of a. ela.tica.ly restra.ned ta.ered ca.tilever bea. using the energy ba.a.ce method(EbM) a.d the itera.ion perturba.ion method(IPM).To a.sess the a.cura.y of solutions,we compa.e the results with the ha.monic ba.a.ce method(HbM).The obta.ned results from EbM a.d IPM a.e in excellent a.reement with HbM *** results show tha. both methods ca. be ea.ily extended to other nonlinea. oscilla.ions a.d it ca. be predicted tha. both methods ca. be found widely a.plica.le in engineering a.d physics.

关键词： energy ba.a.ce method (EbM) itera.ion perturba.ion method (IPM) nonlinea. oscilla.ion

Hot Extrusion Process Effect on Mecha.ica. beha.ior of Stir Ca.t a. ba.ed Composites Reinforced with Mecha.ica.ly Milled b_4C Na.opa.ticles

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Journa. of Ma.eria.s Science & Technology 2011年第12期27卷 1113-1119页

作者： a. a.iza.eh E. Ta.eri-Na.sa. M. Ha.iza.a.i Depa.tment of Ma.eria.s Science a.d Engineering Tarbiat Modares University Fa.ulty of Ma.eria.s a.d Ma.ufa.turing Processes MUT University

In this study, a.uminum a.loy （a.-2 wt% Cu） ma.rix composites reinforced with I, 2 a.d 4 wt% boron ca.bide na.opa.ticles fa.rica.ed through mecha.ica. milling with a.era.e size of 100 nm were fa.rica.ed via.stir ca.ting method a. 850℃. Ca.t ingots of the ma.rix a.loy a.d the composites were extruded a. 500℃ a. a. extrusion ra.io of 10：1 to investiga.e the effects of hot extrusion on the mecha.ica. properties of the composites. The microstructures of the a.-ca.t a.d the extruded composites were investiga.ed by sca.ning electron microscopy （SEM）. Density mea.urement, ha.dness a.d tensile tests were ca.ried out to identify the mecha.ica. properties of the composites. The extruded sa.ples revea.ed a.more uniform distribution of b4C na.opa.ticles. a.so, the extruded sa.ples ha. strength a.d ductility va.ues superior to those of the a.-ca.t counterpa.ts. In the a.-ca.t a.d the extruded sa.ples, with increa.ing a.ount of b4C na.opa.ticles, yield strength a.d tensile strength increa.ed but e^onga.ion to fra.ture decrea.ed.

关键词： Stir ca.ting Hot extrusion a. ma.rix composite b4C na.opa.ticles Mecha.ica.milling