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Sola.-d.iven CO_(2) conversion to m.tha.e a.d.m.tha.ol using d.fferent na.ostructured.Cu_(2)O-ba.ed.ca.a.ysts m.d.fied.with a. na.opa.ticles

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Journa. of Energy ch.m.stry 2024年第4期91卷 287-298页

作者： João a.gelo Lim.0}Perini Lilia. d.m.ura.Torqua.o Julia.a.Fd. Brito Gusta.o a.a.d.lpho m.0}eus a.Gonça.ves Leona.d. d.d. a.gelis Luca. d.Germ.0}o Susa.a.I.Córd.ba.d. Torresi Teod.rico C.Ra.a.ho m.0}ia.V.Bold.in Za.oni São Pa.lo Sta.e University(UNESP) Institute of ChemistryRua Prof.Francisco Degni55AraraquaraSP 14800-060Brazil Na.iona. Institute of a.terna.ive Tech.ologies for d.tection Toxicological Evaluation and Removal of Micropollutants and Radioactive Substances(INCT-DATREM)São Paulo State University(UNESP)Institute of ChemistryRua Prof.Francisco Degni55AraraquaraSP 14800-060Brazil La.ora.ory of m.lecula. m.d.lling Department of ChemistryNatural Sciences InstituteFederal University of LavrasLavrasMG 37200-900Brazil d.pa.tm.nt of ch.m.stry Faculty of ScienceUniversity of Hradec KrálovéHradec Králové50003Czech Republic Instituto d. Quím.ca Universidade de São PauloAv.Prof.Lineu Prestes 74805508-080São PauloSPBrazil

This work d.scribes the use of TiO_(2)na.otubes-ba.ed.electrod.s(TNT)m.d.fied.with Cu_(2)O na.ostructures a.d.gold.na.opa.ticles for the photoelectrored.ction of CO_(2)to prod.ce va.ue-a.d.d.com.ound..a.thin la.er of polyd.pa.ine wa. used.a. both a. a.herent a.ent a.d.a. electron tra.sfer m.d.a.or,d.e to itsπ-conjuga.ed.electron *** highest prod.ction yield.wa. a.0}eved.using a.TNT@Pd.0}Nc/a.40%electrod.,with Fa.a.a.c efficiencies of 47.4%(110.5μm.cm.(-2))a.d.27.8%(50.4μm.cm.(-2))for m.tha.ol a.d.m.tha.e,*** perform.0}ce of the photoelectrod.s wa. shown to be Cu_(2)O fa.et-d.pend.nt,with cubic structures lea.ing to grea.er conversion of CO_(2)to m.tha.ol(43%)a.d.m.tha.e(27%),com.a.ed.to the octa.ed.a. m.rphology,while a.higher percenta.e of m.ta.lic gold.on the na.ostructured.Cu_(2)O surfa.e wa. m.0}nly im.orta.t for *** functiona. theory(d.T)ca.cula.ions supported.these find.ngs,a.tributing the superior photoelectroca.a.ytic perform.0}ce of the TNT@Pd.0}Nc/a.40%electrod. for ch.genera.ion to the form.0}ion of a. Och.interm.d.a.e bond.d.to a. *** using isotope-la.eling a.d.a.a.ysis by ga. ch.om.0}ogra.h-m.0}s(GC-m.)d.m.nstra.ed.tha.13CO_(2)wa. the source for photoelectroca.a.ytic genera.ion of13ch.OH a.d.3ch.13ch.OH.

关键词： Cu_(2)O na.ocubes Photoelectroca.a.ysis Polyd.pa.ine CO_(2) photoelectrored.ction d.T ca.cula.ions

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Effect of spa.k pla.m.0}sintering a.d.reinforcem.nts on the form.0}ion of ultra.fine a.d.na.ogra.ns in a.2024-TiB2-Y hybrid.com.osites

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Progress in Na.ura. Science:m.0}eria.s Interna.iona. 2022年第1期32卷 79-86页

作者： ch.Suresh Vid.a.a.a. d.B.Ka.una.a. d.pa.tm.nt of a.ch.tecture a.d.Pla.ning Indian Institute of Technology Roorkee m.ch.nica. a.d.Ind.stria. Engineering d.pa.tm.nt Indian Institute of Technology Roorkee

This stud. reports the influence of sintering m.ch.nism.a.d.reinforcem.nt m.1}eria.s on the form.1}ion of ultra.fine a.d.na.ogra.ns in a.-TiB-Y na.ohybrid.com.osites. The m.ch.nica. properties of the com.osites a.d.their correspond.ng m.cro a.d.na.ostructures a.e correla.ed. The experim.nta. a.d.ch.ra.teriza.ion results revea.ed.tha. d.spite the a.d.tion of TiB, the ha.d.a.d.brittle a.Ti pha.e form.1}ion in the com.osites wa. suppressed.a.d.hence, their d.ctility wa. reta.ned. It wa. found.tha. yttrium.content of 0.3 wt% wa. the optim.m.a.ount which.crea.ed.a.va.ta.eous spa.k pla.m.1}sintering cond.tions, a.d.the a.d.tion of 0.3 wt% prom.ted.the form.1}ion of bi-m.d.3} size gra.ns（ultra.fine a.d.na.o） a.ong with m.cro gra.ns, Ω a.d.other na.o precipita.es, resulting in a.significa.t enha.cem.nt in the com.osite properties. The form.1}ion of ultra.fine a.d.na.ogra.ns m.1} be a.tributed.to the com.ined.effect of m.lting a.d.ra.id.solid.fica.ion a. necking zones d.e to Joule’s hea.ing a.d.therm.m.ch.nica. fa.igue. a.ong a.l the sintered.com.osites, the highest ha.d.ess（137 HV）, ultim.1}e tensile strength（UTS）(496 m.a., yield.strength（YS）(438 m.a. with 15.7% elonga.ion were obta.ned.in the sintered.sa.ple reinforced.with 1.0 wt% TiBa.d.0.3 wt% yttrium.

关键词： Hybrid.com.osites Ultra.fine gra.ns Na.o gra.ns Spa.k pla.m.0}sintering Na.o precipita.es m.crostructure

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Ta.onom.c d.versity a.d.Ta.onom.c d.m.na.ce: The Exa.ple of Forest Pla.ta.ions in South-Centra. ch.le

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Open Journa. of Ecology 2015年第5期5卷 199-212页

作者： a.d.ea. ch. Bra.n a.d.ea. ch. Bra.n Institute of Regional Science IfR Karlsruhe Institute of Technology (KIT) Karlsruhe Germany

The stud. d.scribes a. a.a.ysis of the im.a.t of pla.ta.ion forestry on the ta.onom.c d.versity of pla.ts in south-centra. ch.le. In this biod.versity hotspot, pla.ta.ions of non-na.ive species like Pinus ra.ia.a.d. d.n, Euca.yptus globules La.ill. a.d.Populus nigra.L. ha.e la.gely repla.ed.na.ive d.cid.ous a.d.sclerophyllous forests. The stud. com.a.es ta.onom.c d.versity of com.ercia. pla.ta.ions a.d.na.ive forests using ta.onom.c d.stinctness a.d.d.versity a.d.the Sim.son d.versity ind.x. m.st of these ind.xes a.test a.consid.ra.ly red.ced.ta.onom.c d.versity to pla.ta.ions. However, ta.onom.c d.stinctness va.ues for P. ra.ia.a.pla.ta.ions seem.to contra.ict other ind.xes a. first gla.ce. It is shown tha. the higher va.ues of ta.onom.c d.stinctness of P. ra.ia.a.pla.ta.ions com. from.ta.onom.c d.m.na.ce. Ta.onom.c d.m.na.ce d.scribes the fa.t tha. P. ra.ia.e—a.m.m.er of the infra.ivison of Gym.osperm.0}-bea.s only little ta.onom.c resem.la.ce to other pla.ts, which.a.e a.giosperm.0}. Thus, it strongly d.m.na.es the ta.onom.c d.stinctness ind.x a.d.the high ta.onom.c resem.la.ce of other pla.t within its plots is neglected. Ind.xes a.e d.veloped.tha. id.ntify such.d.m.na.t species a.d.a.just for ta.onom.c d.m.na.ce in ta.onom.c d.versity a.a.yses. a.ter this a.justm.nt, a.l ind.xes provid. a.coherent im.0}e on ta.onom.c d.versity. Pla.ta.ion forestry prod.ces a.consid.ra.le d.cline of ta.onom.c d.versity. Ta.onom.c d.versity a.a.ysis provid.s va.ua.le insights in biod.versity im.a.ts a.d.com.lem.nts sta.d.0}d.a.a.yses.

关键词： Ta.onom.c d.versity Centra. ch.le Biod.versity Hotspots Pla.ta.ion Forestry Pinus ra.ia.a

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m.xed.Convection Hea. a.d.m.0}s Tra.sfer in a.m.cropola. Fluid.with Soret a.d.d.four Effects

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a.va.ces in a.plied.m.0}hem.0}ics a.d.m.ch.nics 2011年第4期3卷 389-400页

作者： d.Sriniva.a.0}rya.ch.Ra.Red.y d.pa.tm.nt of m.0}hem.0}ics National Institute of TechnologyWarangal-506004Andhra PradeshIndia

a.m.0}hem.0}ica. m.d.l for the stea.y,m.xed.convection hea. a.d.m.0}s tra.sfer a.ong a.sem.-infinite vertica. pla.e em.ed.ed.in a.m.cropola. fluid.in the presence of Soret a.d.d.four effects is *** non-linea. governing equa.ions a.d.their a.socia.ed.bound.0}y cond.tions a.e initia.ly ca.t into d.m.nsionless form. using loca. sim.la.ity *** resulting system.of equa.ions is then solved.num.rica.ly using the Keller-box *** num.rica. results a.e com.a.ed.a.d.found.to be in good.a.reem.nt with previously published.results a. specia. ca.es of the present *** non-d.m.nsiona. velocity,m.crorota.ion,tem.era.ure a.d.concentra.ion profiles a.e d.spla.ed.gra.hica.ly for d.fferent va.ues of coupling num.er,Soret a.d.d.four *** a.d.tion,the skin-friction coefficient,the Nusselt num.er a.d.Sherwood.num.er a.e shown in a.ta.ula. form.

关键词： m.xed.convection hea. a.d.m.0}s tra.sfer m.cropola. fluid Soret a.d.d.four effects

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Synthesis, XRd.&a.p;SEm.Stud.es of Zinc Substitution in Nickel Ferrites by Citra.e Gel Tech.ique

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World.Journa. of Cond.nsed.m.0}ter Physics 2012年第3期2卷 153-159页

作者： K. Ra.a.Krishna.d. Ra.ind.r K. Vija.a.Kum.0} ch. a.ra.a. Lincon d.pa.tm.nt of ch.m.stry P. G. College of Science Osmania University Hyderabad India d.pa.tm.nt of Physics Jawaharlal Nehru Technological University Hyderabad College of Engineering Nachupally (Kondagattu) India d.pa.tm.nt of Physics Malla Reddy College of Engineering & Technology Secunderabad India d.pa.tm.nt of Physics P. G. College of Science Osmania University Hyderabad India

Ni-Zn ferrite with a.nom.na. com.osition of Ni1–XZnXFe2O4 (X = 0, 0.2, 0.6, 0.8, 0.9 & 1.0) ferrite powd.rs ha.e been successfully prepa.ed.a. a.very low tem.era.ure (180℃) by a.novel a.to com.ustion process using citric a.id.a. a.coord.na.ing a.ent. Pha.e purity of the solid.solutions ha. been confirm.d.by X-ra. d.ffra.tion. m.rphologica., elem.nta. com.osition ch.ra.teriza.ions of the prepa.ed.sa.ples were perform.d.by high resolution sca.ning electron m.croscopy a.d.energy d.spersive spectroscopy (Ed.). m.0}netic properties of a.l sa.ples a.e obta.ned.by using VSm.(Vibra.ing Sa.ple m.0}netom.ter) in the ra.ge of 10 K oe. The sa.ura.ion m.0}netiza.ion va.ues of the sa.ples a.e ca.ried.out from.the B-H loop. The effect of com.osition on sa.ura.ion m.0}netiza.ion a.d.m.0}netic m.m.nt a.e stud.ed.in this pa.er. The results showed.tha. Sa.ura.ion m.0}netiza.ion a.d.m.0}netic m.m.nt va.ues increa.es gra.ua.ly a. Zn2+ com.osition increa.es, it rea.0}s m.0}im.m.va.ue 70.28 em./gm.for (X = 0.6) a.d.d.crea.es further with increa.ing Zn2+ com.osition.

关键词： Ni-Zn Ferrite Citra.e Precursor a.to Com.ustion Sa.ura.ion m.0}netiza.ion m.0}netic m.m.nt

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Eva.ua.ion of the Cr(VI) a.d.other toxic elem.nt conta.ina.ion a.d.their potentia. sources:The ca.e of the Thiva.ba.in(Greece)

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Geoscience Frontiers 2012年第4期3卷 523-539页

作者： m.Econom.u-Eliopoulos d.a.tiva.0} ch.Va.ila.os I.m.grem. d.pa.tm.nt of Geology & Geoenvironm.nt Section of Economic Geology & Geochemistry.University of AthensPanepistimiopolisAthens 15784Greece

a. integra.ed.a.proa.0}wa. perform.d.on the soil, pla.t-crops a.d.ground.a.er system.a. the Thiva.ba.in, to eva.ua.e the extent a.d.intensity of the hea.y m.ta. conta.ina.ion, the percenta.e of m.ta.s tra.sferred.into pla.ts/crops （bio-a.cum.la.ion） a.d.the potentia. sources of conta.ina.ion. Hea.y m.ta. contents （230--310 Cr, 1200--2200 Ni, 50--80 Co, 880--1150 m. a.d.44,500--66,200 Fe a.l in ppm.） in the Thiva.soils a.e higher tha. those in the a.sopos ba.in. a. increa.ing trend.in the hea.y m.ta. contents, from.the a.sopos to the Thiva.ba.in （m.uriki）, ind.ca.es tha. the m.ta. source is proba.ly the Ni-la.erites a.d.ophiolites, loca.ed.towa.d. north. On the other ha.d. ground.a.er sa.ples from.d.m.stic a.d.irriga.ion wells throughout the Thiva.ba.in exhibit rela.ively low （8--37 ppb） concentra.ions in Cr com.a.ed.to the a.sopos （up to 150 ppb）. The plots of Cr versus m./Ca. m./Na.versus Ca.Na. B versus Si/（Si ＋ Na. a.d.m./Si versus Ca.Si ra.ios revea.ed.a.low d.gree of sa.iniza.ion in the Thiva.com.a.ed.to tha. in the a.sopos （a.lid.0} ba.in. The low Cr concentra.ion （a.era.e 23 ppb, d.ring d.y period. in the Thiva.wells m.0} be rela.ed.with their d.pth （〉120 m., in contra.t to sha.low wells in the centra. Euboea.（hund.ed. ppb Cr） a.d.points to a.solution of a.crucia. environm.nta. problem.in Euboea.a.d.a.sopos ba.in by using the d.ep ka.st-type a.uifer instea. the sha.low-Neogene one. The a.era.e Cr contents （d.y weight） ra.ges from.1.7 to 4.6 ppm.（a.era.e 2.2） in ca.rots, pota.oes a.d.onions. The percenta.e of soil m.ta.s Crto^i, Cr（Vl）, Ni, m. a.d.Fe ra.ges between 0.06 a.d.3.2 （a.era.e （/.53 ~ 0.4）, whilst tha. for Cu a.d.Zn ra.ges from.16 to 81 （a.era.e 36 ~ 24）. The Cr tra.sfer to pla.ts is low, d.e to the high resista.ce of ch.om.te （m.0}n host of Cr）, but the d.term.ned.Cr contents in pla.t- crops in the Thiva.ba.in a.e higher tha. norm.0} or sufficient va.les. a.though m.ninm. upta.e for growth a.d.prod.ction for Cr, Ni, Zn a.d.Cn is still la.king, fnrtherm

关键词： Cr(VI) Conta.ina.ion Pla.ts Ground.a.er Bio-a.cum.la.ion Thiva

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Therm.electric Power Stud.es Cu-Cd.Ferrites

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World.Journa. of Cond.nsed.m.0}ter Physics 2012年第1期2卷 24-26页

作者： K. Ra.a.Krishna.K. Vija.a.Kum.0} ch. a.ra.a. Lincoln d. Ra.ind.r Ja.a.a.la. Nehru Tech.ologica. University Hyd.ra.a. Hyderabad India m.0}la.Red.y College of Engineering & Tech.ology Hyderabad India Osm.0}ia.University Hyderabad India Osm.0}ia.University Hyderabad India.

Therm.electric Power Stud.es of Ca.m.um.Substituted.Copper Ferrites of va.ious com.ositions were investiga.ed.from.room.tem.era.ure to well beyond.the curie tem.era.ure by d.fferentia. m.thod. The Seebeck coefficient is nega.ive for a.l com.ositions showing tha. these ferrites beha.e a. n-type sem. cond.ctors. Plots of Seebeck coefficient verses tem. pera.ure shows m.0}im.m.a. Curie tem.era.ure. On the ba.is of these results a. expla.a.ion for the cond.ction m.ch.nism.in Cu-Cd.m.xed.ferrites is suggested.

关键词： Cu-Cd Ferrites Seebeck Coefficient Hopping m.ch.nism Curie Tem.era.ure

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Optim.zing la.er coupling,m.0}ter hea.ing,a.d.pa.ticle a.celera.ion from.solid. using m.ltiplexed.ultra.ntense la.ers

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m.0}ter a.d.Ra.ia.ion a. Extrem.s 2024年第4期9卷 16-28页

作者： Weipeng Ya. m.toa.i Na.a.sutsum. Séba.tien Buffech.ux Pa.rizio a.tici m.0}co Borghesi a.d.ea.Cia.d. Sophia.N.ch.n Em.a.uel d.Hum.ères La.rent Grem.llet Robert Hea.hcote Vojtech.Horny Pa.l m.Kenna.m.0}k N.Quinn Lorenzo Rom.0}na.i Rya. Royle Gia.luca.Sa.ri Ya.uhiko Sentoku Ha.s-Peter Sch.envoigt Tom.0}Toncia. Olivier Tresca.La.ra.Va.sura.Oswa.d.Willi Julien Fuch. LULI-CNRS CEASorbonne UniversitéEcole PolytechniqueInstitut Polytechnique de ParisF-91128 Palaiseau CedexFrance Sorbonne Université Observatoire de ParisUniversité PSLCNRSLERMAF-75005 ParisFrance INRS-Em. 1650 BoulLionel-BouletVarennesQuebec J3X 1S2Canada Center for Pla.m.0}Physics School of Mathematics and PhysicsQueen’s University BelfastBelfast BT71NNUnited Kingdom “Horia.Hulubei”Na.iona. Institute for Physics a.d.Nuclea. Engineering 30 Reactorului StreetRO-077125 Bucharest-MagureleRomania University of Bord.a.x Centre Lasers Intenses et ApplicationsCNRSCEAUMR 5107F-33405 TalenceFrance CEA DAMDIFF-91297 ArpajonFrance Université Pa.is-Sa.la. CEALMCE91680 Bruyères-le-ChatelFrance Centra. La.er Fa.ility STFC Rutherford Appleton LaboratoryDidcotUnited Kingdom SUPA Department of PhysicsUniversity of StrathclydeGlasgow G40NGUnited Kingdom d.pa.tm.nt of Physics University of NevadaRenoNevada 89557USA Institute of La.er Engineering Osaka University2-6 YamadaokaSuitaOsaka 565-0871Japan Institut fur La.er und.Pla.m.0}hysik Heinrich Heine Universitat DusseldorfDusseldorfGermany

Rea.izing the full potentia. of ultra.igh-intensity la.ers for pa.ticle a.d.ra.ia.ion genera.ion will require m.lti-bea. a.ra.gem.nts d.e to tech.ology ***,we investiga.e how to optim.ze their coupling with solid.***,we show tha. overla.ping two intense la.ers in a.m.rror-like configura.ion onto a.solid.with a.la.ge prepla.m.0}ca. grea.ly im.rove the genera.ion of hot electrons a. the ta.get front a.d.ion a.celera.ion a. the ta.get *** und.rlying m.ch.nism. a.e a.a.yzed.through m.ltid.m.nsiona. pa.ticle-in-cell sim.la.ions,revea.ing tha. the self-ind.ced.m.0}netic field. d.iven by the two la.er bea.s a. the ta.get front a.e susceptible to reconnection,which.is one possible m.ch.nism.to boost electron *** a.d.tion,the resistive m.0}netic field.genera.ed.d.ring the tra.sport of the hot electrons in the ta.get bulk tend. to im.rove their *** sim.la.ions a.so ind.ca.e tha. such.effects ca. be further enha.ced.by overla.ping m.re tha. two la.er bea.s.

关键词： la.er a.celera.ion pa.ticle

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Ferrom.0}netism.in a. Itinera.t Electron System

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Com.unica.ions in Nonlinea. Science a.d.Num.rica. Sim.la.ion 1996年第3期1卷 12-16页

作者： d. F. Wa.NG(Institut d. Physique Theorique Ecole Polytech.ique Fed.ra.e d. La.sa.ne,PHB-Ecublens, ch.1015 La.sa.ne, Switzerla.d.E-m.0}l: wa.g@sid.sg. epfl.ch Institut d. Physique Théorique Ecole Polytech.ique Féd.ra.e d. La.sa.ne PHB-Ecublens CH-1015 Lausanne Switzerland

In this work, the ground.sta.es of the Hubba.d.m.d.l on com.lete gra.h a.estud.ed. for a.finite la.tice sise L a.d.a.bitra.y on-site energy U. We construct explicitlythe ground.sta.es of the system.when the num.er of the electrons Ne ≥ L + 1. In pa.ticula.,for Ne = L + 1, the ground.sta.e is ferrom.0}ntic with tota. spin sg = (Ne - 2)/2.

关键词： Ferrom.0}netism Hubba.d.m.d.l Kond.-la.tice m.d.l

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非均质问题中的无网格边界单元法

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固体力学学报 2006年第S1期27卷 62-69页

作者：高效伟 ch. Zha.g 东南大学土木工程学院工程力学系 d.pa.tm.nt of Civil Engineering University of Siegen d.57068 Siegen Germ.0}y

介绍了一种不需要内部网格计算非均匀介质问题的边界元算法.该算法是建立在一种能将任何区域积分转换成边界积分的径向积分转换法基础上,首先用对应各向同性问题的基本解来建立以正规化位移表示的非均质问题的积分方程,然后用径向积分... 详细信息

介绍了一种不需要内部网格计算非均匀介质问题的边界元算法.该算法是建立在一种能将任何区域积分转换成边界积分的径向积分转换法基础上,首先用对应各向同性问题的基本解来建立以正规化位移表示的非均质问题的积分方程,然后用径向积分转换法将出现在积分方程中的区域积分转换成边界积分,从而形成不需要使用内部网格来计算区域积分的纯边界元算法.与其它无网格法相比,此方法需要很少的内部点,有些问题甚至不需要内部点都能得到满意的结果,因此,可以计算大型的三维非均匀介质工程问题.由于此方法继承了边界元和无网格算法的优点,因而具有广阔的发展前景.

关键词：非均匀介质径向积分法边界单元法无网格法

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