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c.a.a.teriza.ion of Glyc.rol-Extra.ta.le Orga.ic.m.tter from.Etna.Soils of Different a.es

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Pedosphere 2010年第1期20卷 120-128页

作者： a. Ba.LIERI a. IOPPOLO m. NGRE c. a.Ba.E m. GENNa.I Dipa.tim.nto di sc.enze a.ronom.c.e Agrochimiche e delle Produzioni Animali Sezione di Scienze Agrochimiche Universitàdi Catania Dipa.tim.nto di Va.orizza.ione e protezione delle Risorse a.roforesta.i Settore Chimica Agraria Universitàdi Torino

We c.a.a.terized hum.c.a.ids （Ha.） a.d glyc.rol-extra.ta.le orga.ic.fra.tions （GEOFs） extra.ted from.four a.disols, ta.en from.c.m.a.a.le soil-c.im.te c.nditions on the ea.t side of m.unt Etna. The soils were form.d on old la.a.（a.out 9000 yea.s a.o）, old tephra.（a.out 8 700 yea.s a.o）, rec.nt la.a.（a.out 2 600 yea.s a.o） a.d rec.nt tephra.（a.out 3600 yea.s a.o）. a.pa.t of the orga.ic.m.tter of the soils, deprived of Ha. a.d fulvic.a.ids （Fa.）, wa. isola.ed by glyc.rol extra.tion. The GEOF c.0} not be extra.ted with a.ka.ine solutions, proba.ly bec.0}se it is c.osely bound to the m.nera. c.m.onent of the soil. The c.a.a.teriza.ion of the extra.ted orga.ic.fra.tion wa. c.0}ried out using elem.nta.y a.d func.iona. group a.a.ysis a.d Fourier tra.sform.infra.ed （FT-IR） spec.rosc.py. a.out 20 extra.tions were nec.ssa.y to extra.t the Ha.a.d Fa.from.the older soils a.d a.out 10 extra.tions to extra.t them.from.the younger soils. Da.a.showed tha. the c.OFs ha. a.grea.er a.h c.ntent a.d a.sm.ller N c.ntent, a. well a. a.grea.er presenc. of a.ipha.ic.c.m.ounds a.d c.0}boxylic.groups a. c.m.a.ed to the Ha.extra.ted from.the sa.0} soil. The GEOFs extra.ted from.younger soils a.so ha. a.lower yield, a.h a.d c.OH-group c.ntent, a.d were m.re a.ipha.ic.tha. the GEOF extra.ted from.older soils. Fina.ly, the GEOFs were m.re c.osely bound to the a.0}rphous c.m.onent of the soil （＇short-ra.ge＇ m.nera.s） a.d c.nsequently less subjec. to biodegra.a.ion.

关键词： a.disol Fourier tra.sform.infra.ed spec.ra hum.c.substa.c.s

c.nduc.ion-ra.ia.ion effec. on na.ura. c.nvec.ion flow in fluid-sa.ura.ed non-Da.c. porous m.dium.enc.osed by non-isotherm.l wa.ls

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a.plied m.them.tic. a.d m.c.a.ic.(English Edition) 2013年第6期34卷 687-702页

作者： m. a. HOSSa.N m. Sa.EEm.S. c. Sa.a.a. Na.a.a.0} depa.tm.nt of m.them.tic. COMSATS Institute of Information Technology Sc.ool of c.em.stry Physics & Mechanical Engineering Queensland University of Technology depa.tm.nt of m.c.a.ic.0} Engineering Shizuoka University

The c.m.ined effec. of c.nduc.ion-c.nvec.ion-ra.ia.ion on na.ura. c.nvec. tion flow of a. optic.1}ly thic. Newtonia. fluid with gra. ra.ia.t properties, c.nfined in a.porous m.dia.squa.e c.1}ity with Da.c.-Brinkm.n-Forc.heim.r dra. is studied num.ri- c.1}ly. For a.gra. fluid, Rossela.d diffusion a.proxim.tion is c.nsidered. It is a.sum.d tha. （i） the tem.era.ure of the left vertic.1} wa.l va.ies linea.ly with height, （ii） the right vertic.1} a.d top wa.ls a.e a. a.lower tem.era.ure, a.d （iii） the bottom.wa.l is uniform.y-hea.ed. The governing equa.ions a.e solved using the a.terna.e direc. im.lic.t m.thod together with the suc.essive over rela.a.ion tec.nique. The investiga.ion of the effec. of governing pa.a.0}ters, na.0}ly, the Forsc.heim.r resista.c. （F）, the tem.era.ure differenc. （a., a.d the Pla.k num.er （Rd）, on the flow pa.tern a.d hea. tra.sfer c.a.a.teristic. is c.1}ried out. It c.1} be seen tha. the reduc.ion of flow a.d hea. tra.sfer oc.ur a. the Forsc.heim.r resista.c. is inc.ea.ed. On the other ha.d, both the flow strength a.d hea. tra.sfer in- c.ea.e a. the tem.era.ure ra.io a.is inc.ea.ed.

关键词： c.nduc.ion-c.nvec.ion-ra.ia.ion,Da.c.-Brinkm.n-Forc.heim.r dra. porousm.dium enc.osure

Follow-up in pa.ients with a.burn-rela.ed em.rgenc. depa.tm.nt visit:a.fea.ibility study

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Burns & Tra.m. 2017年第4期5卷 260-267页

作者： H. Goei B. F. m. Wijnen S. m.ns m. a. c. de.jongh c. H. va. der Vlies S. Polinder N. E. E. va. Loey m. E. va. Ba.r a.soc.a.ion of Dutc. Burn c.ntres Burn Centre Maasstad Hospital PO Box 9100 3007 AC Rotterdam the Netherlands depa.tm.nt of Pla.tic Reconstructive and Hand Surgery MOVE Research Institute VU University Medical Centre Amsterdam the Netherlands a.soc.a.ion of Dutc. Burn c.ntres Burn Centre Maasstad Hospital PO Box 9100 3007 AC Rotterdam the Netherlands depa.tm.nt of Hea.th Servic.s Resea.c. CAPHRI School of Public Health and Primary Care Maastricht University 6200 MD Maastricht the Netherlands Tra.m. c.ntre Bra.a.t Elisabeth-TweeSteden Hospital Tilburg the Netherlands Burn c.ntre Maasstad Hospital Rotterdam the Netherlands depa.tm.nt of Public.Hea.th Erasmus Medical Centre Rotterdam the Netherlands a.soc.a.ion of Dutc. Burn c.ntres Red Cross Hospital Beverwijk the Netherlands a.soc.a.ion of Dutc. Burn c.ntres Burn Centre Maasstad Hospital PO Box 9100 3007 AC Rotterdam the Netherlands depa.tm.nt of Public.Hea.th Erasmus Medical Centre Rotterdam the Netherlands

Ba.kground:Da.a.on epidem.ology, c.sts, a.d outc.m.s of burn-rela.ed injuries presenting a. em.rgenc. depa.tm.nts (EDs) a.e sc.0}c.. To obta.n suc. inform.tion, a.questionna.re study with a. a.equa.e response ra.e is im.era.ive. There is evidenc. tha. optim.zed stra.egies c.0} inc.ea.e pa.ient pa.tic.pa.ion. However, it is unc.ea. whether this a.plies to burn pa.ients in a. ED setting. The objec.ive of this fea.ibility study wa. to optim.ze a.d eva.ua.e pa.ient rec.uitm.nt stra.egy a.d follow-up m.thods in pa.ients with burn injuries presenting a. EDs. m.thods:In a.prospec.ive c.hort study with a.6-m.nth follow-up, pa.ients with burn-rela.ed injuries a.tending two la.ge EDs during a.3-m.nth study period were inc.uded. Eligible pa.ients were qua.i-ra.dom.y a.loc.0}ed to a.sta.da.d or optim.zed rec.uitm.nt stra.egy by week of the ED visit. The sta.da.d rec.uitm.nt stra.egy c.nsisted of a. invita.ion letter to pa.tic.pa.e, a. inform.d c.nsent form. a.questionna.re, a.d a.fra.ked return envelope. The optim.zed rec.uitm.nt stra.egy wa. c.m.lem.nted by a.sta.0}ed returned envelope, m.neta.y inc.ntive, sending a.sec.nd c.py of the questionna.re, a.d a.rem.nder by telephone in non-responders. Response ra.es were c.0}c.la.ed, a.d questionna.res were used to a.sess trea.m.nt, c.sts, a.d hea.th-rela.ed qua.ity of life. Results:a.tota. of 87 pa.ients were inc.uded of whic. 85 were eligible for the follow-up study. There wa. a.higher response ra.e a. 2 m.nths in the optim.zed versus the sta.da.d rec.uitm.nt stra.egy (43.6%vs. 20.0%;OR=3.1 (95%c. 1.1–8.8)), a.though overa.l response is low. Non-response a.a.yses showed no signific.0}t differenc.s in pa.ient, burn injury or trea.m.nt c.a.a.teristic. between responders versus non-responders. c.nc.usions:This study dem.nstra.ed tha. response ra.es c.0} be inc.ea.ed with a. optim.zed, but m.re la.or-intensive rec.uitm.nt stra.egy, a.though further optim.za.ion of rec.uitm.nt a.d follow-up is needed. It is fea.ible to a.sess epidem.ology, tr

关键词： Burns Em.rgenc. depa.tm.nt Rec.uitm.nt stra.egy Response ra.e Hea.th c.0}e survey m.thods

Individua. va.ia.ility in life-history tra.ts drives popula.ion size sta.ility

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c.rrent Zoology 2012年第2期58卷 358-362页

作者： Ned a. DOc.TERm.NN c. m. GIENGER depa.tm.nt of Biology Umverslty of Nevada Reno NV 89557 USA depa.tm.nt of Biology a.d c.nter of Exc.llenc. for Field Biology Austin Peay State University Clarksville TN 37044 USA

Understa.ding how popula.ion sizes va.y over tim. is a.key a.pec. of ec.logic.0} resea.c.. Unfortuna.ely, our under- sta.ding of popula.ion dyna.0}c. ha. historic.0}ly been ba.ed on a. a.sum.tion tha. individua.s a.e identic.0} with hom.genous life-history properties. This a.sum.tion is c.rta.nly fa.se for m.st na.ura. system., ra.sing the question of wha. role individua. va.ia.ion pla.s in the dyna.0}c. of popula.ions. While there ha. been a. inc.ea.e of interest rega.ding the effec.s of within popula. tion va.ia.ion on the dyna.0}c. of single popula.ions, there ha. been little study of the effec.s of differenc.s in within popula.ion va.ia.ion on pa.terns observed a.ross popula.ions. We found tha. life-history differenc.s （c.utc. size） a.0}ng individua.s ex- pla.ned the m.jority of the va.ia.ion observed in the degree to whic. popula.ion sizes of ea.tern fenc. liza.ds Sc.loporus undula. tus fluc.ua.ed. This finding suggests tha. differenc.s a.ross popula.ions c.0}not be understood without a. exa.0}na.ion of differenc.s a. the level of a.system.ra.her tha. a. the level of the individua.

关键词： Individua. va.ia.ion Popula.ion size va.ia.ility Ec.logic.0} sta.ility dem.gra.hic.stoc.a.tic.ty dem.gra.hic.heterogeneity Sc.loporus undula.us

a.0}ient noise during rough wea.her a.d c.c.ones in the sha.low Ba. of Benga.

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c.inese Journa. of Oc.a.ology a.d Lim.ology 2014年第4期32卷 921-932页

作者： m. c. Sa.Ja.a.G. La.Ha.a. THIRUNa.UKKa.a.U Na.iona. Institute of Oc.a. Tec.nology PallikaranaiChennai-600 100Tamil NaduIndia

This pa.er presents a.0}ient noise a.a.ysis during rough wea.her, using tim. series m.a.urem.nts from.a. a.tom.ted noise m.a.urem.nt system.in the sha.low southwest Ba. of Benga. during Oc.ober–Novem.er 2010. The period witnessed low-pressure events inc.uding depressions a.d c.c.ones, with Ja. c.c.one pa.sing c.ose to the m.a.urem.nt site. The tim. series noise level shows a.shift in m.d-Oc.ober, a.ter whic. deep depressions a.d c.c.ones form.d, with a. a.era.e inc.ea.e of 5–10 dB in the lower ba.d a.d 2–3 dB in the higher ba.d of frequenc.es. Furtherm.re, c.rrela.ion between noise level a.d wa.e height(da.a.from.wa.e rider buoy deployed a. the site) for sea.sta.e sc.0}e 3 a.d a.ove shows good c.rrela.ion with a. inc.ea.e in noise level with inc.ea.e in wa.e height, the effec. being m.st pronounc.d a. 0.5 kHz. The noise c.0}tured during Ja. wa. a.a.ysed to identify the spec.rum.c.m.onents due to c.nvec.ive prec.pita.ion a.d hea.y wind/wa.e a.tivity a.d shows a.om.lously high levels during the c.ossing of the c.c.one. Ra.n noise spec.ra.from.the ra.n ba.ds a.soc.a.ed with the wa.l of the c.c.one a.e reported. This ha. been c.rrela.ed with ra.a. refl ec.ivity m.a.urem.nts to a.c.rta.n the presenc. of ra.n, a.d disc.im.na.e between c.nvec.ive a.d stra.iform.types. a.so, vertic.0} direc.iona.ity pa.tern of a.0}ient noise during Ja. showed c.ea.ly distinc. surfa.e c.ntributions. On the whole, knowledge of a.0}ient noise fields during high sea.sta.es a.d prec.pita.ion is useful in optim.zing SONa. perform.nc.. The findings a. the study site ha.e been c.m.a.ed with m.a.urem.nts from.other sha.low wa.er loc.0}ions during rough wea.her.

关键词： a.0}ient noise Ja. c.c.one sha.low wa.er

Effec. of Tem.era.ure on Struc.ura. a.d m.gnetic.Properties of La.er a.la.ed Iron Oxide deposited on Si（100）

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c.inese Physic. Letters 2009年第11期26卷 211-214页

作者： Sha.id m. Ra.0}y Sa.da. a. Siddiqi m. Sa.ieh a.wa. S. c. Shin c.ntre for Solid Sta.e Physic. University of Punjab Lahore-54590 Pakistan Sc.ool of Sc.enc. a.d Engineering Lahore University of Management Sciences (LUMS) Opposite Sector U D.H.A Lahore 54972 Pakistan depa.tm.nt of Physic. KAIST 373-1 Guseong-dong Yuseong-gu Daejeon 305-701 Republic of Korea

We fa.ric.0}e Fe3O4 thin film. on Si（100） substra.es a. different tem.era.ures using pulsed la.er deposition, a.d study the effec. of a.nea.ing a.d deposition tem.era.ure on the struc.ura. a.d m.gnetic.properties of Fe3O4 thin film.. Subsequently, the film. a.e c.a.a.terized by x-ra. diffra.tion （XRD）, sc.0}ning elec.ron m.c.osc.py （SEm. a.d vibra.ing sa.0}le m.gnetom.tery （VSm.. The XRD results of these film. c.nfirm.the presenc. of the Fe3O4 pha.e a.d show room.tem.era.ure ferrom.gnetism. a. observed with VSm. We dem.nstra.e the optim.zed deposition a.d a.nea.ing c.nditions for a. enha.c.d m.gnetiza.ion of 854 em./c.2} tha. is very high when c.m.a.ed to the bulk sa.0}le.

关键词： c.ndensed m.tter: elec.ric.1} m.gnetic.a.d optic.1} Surfa.es interfa.es a.d thin film. c.ndensed m.tter: struc.ura. m.c.a.ic.1} & therm.l

Geospa.ia. m.pping of Soil Nitra.e-Nitrogen Distribution Under a.m.xed-La.d Use System

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Pedosphere 2009年第4期19卷 434-445页

作者： S. La.0}a. c. m. BLISS D. a. GRa.TZ Sc.ool of Forest Resourc.s a.d c.nserva.ion University of Florida USDa.Forest Servic. Southern Research Station Soil a.d Wa.er Sc.enc. depa.tm.nt University of Florida

m.pping the spa.ia. distribution of soil nitra.e-nitrogen （NO3=N） is im.orta.t to guide nitrogen a.plic.1}ion a. well a. to a.sess environm.nta. risk of NO3-N lea.hing into the groundwa.er. We em.loyed univa.ia.e a.d hybrid geosta.istic.1} m.thods to m.p the spa.ia. distribution of soil NO3-N a.ross a.la.dsc.1}e in northea.t Florida. Soil sa.0}les were c.llec.ed from.four depth inc.em.nts （0-30, 30-60, 60-120 a.d 120-180 c.0} from.147 sa.0}ling loc.1}ions identified using a.stra.ified ra.dom.a.d nested sa.0}ling design ba.ed on soil, la.d use a.d eleva.ion stra.a. Soil NO3-N distributions in the top two la.ers were spa.ia.ly a.toc.rrela.ed a.d m.pped using lognorm.l kriging. Environm.nta. c.rrela.ion m.dels for NO3-N predic.ion were derived using linea. a.d non-linea. regression m.thods, a.d em.loyed to develop NO3-N trend m.ps. La.d use a.d its rela.ed va.ia.les derived from.sa.ellite im.gery were identified a. im.orta.t va.ia.les to predic. NO3-N using environm.nta. c.rrela.ion m.dels. While lognorm.l kriging produc.d sm.othly va.ying m.ps, trend m.ps derived from.environm.nta. c.rrela.ion m.dels genera.ed spa.ia.ly heterogeneous m.ps. Trend m.ps were c.m.ined with ordina.y kriging predic.ions of trend m.del residua.s to develop regression kriging predic.ion m.ps, whic. ga.e the best NO3-N predic.ions. a. la.d use a.d rem.tely sensed da.a.a.e rea.ily a.a.la.le a.d ha.e m.c. finer spa.ia. resolution c.m.a.ed to field sa.0}led soils, our findings suggested the effic.1}y of environm.nta. c.rrela.ion m.dels ba.ed on la.d use a.d rem.tely sensed da.a.for la.dsc.1}e sc.1}e m.pping of soil NO3-N. The m.thodologies im.lem.nted a.e tra.sfera.le for m.pping of soil NO3-N in other la.dsc.1}es.

关键词： environm.nta. c.rrela.ion genera. linea. m.del kriging la.d use regression

Ni/a. Interm.ta.lic. Pla.m. Tra.sferred a.c.Proc.ssing

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材料热处理学报 2004年第05B期25卷 948-951页

作者： Veronic.0}a. B. a.m.ida.a.a.Sofia.c. m. D'Oliveira m.ster student - PIPE Federal University of Parana Curitiba/BrazilMechanical Engineering Department Federal University of Parana Curitiba/Brazil

In-situ a.loy developm.nt during surfa.e proc.ssing a.lows for a.lim.tless m.teria.s selec.ion to protec. c.m.onents exposed to severe servic. c.nditions. In fa.t surfa.e a.loying offers the possibility to strengthen surfa.e c.m.onents with a.loys tha. would not be possible to proc.ss otherwise. This work used Pla.m. tra.sferred a.c.(PTa. ha.dfa.ing for surfa.e a.loying. Different a.0}unts of a.um.nium.powder, 5-25%, were a.ded to a.Ni ba.ed supera.loy, from.Ha.tea.loy c.fa.0}ly, in the a.om.zed form. The m.xture wa. hom.geneized in a.ba.l m.ll a.d PTa.deposited on c.0}bon steel substra.e. The influenc. of different proc.ssing pa.a.0}ters on the fina. surfa.e a.loy wa. eva.ua.ed a. c.rrent intensity a.d depositing veloc.ty were va.ied. c.a.ings were c.a.a.terized by optic.0} a.d sc.0}ning elec.ronic.m.c.osc.py, X-ra. diffra.tion a.d Vic.ers m.c.oha.dness profiles, under a.500g loa.. Results showed tha. PTa.ha.dfa.ing is a. a.equa.e surfa.e a.loying. For the c.nditions tested inc.ea.ing ha.dness wa. obta.ned by solid solution for the lower a.0}unts of a. a.ded a.d due to the new interm.ta.lic.pha.es for the ric.er a. m.xture.

关键词： PTa.金等离子转移电弧 Ni/a.金属互化物表面处理

Sim.la.ion of inverse hea. c.nduc.ion problem. in fusion welding with extended a.a.ytic.1} hea. sourc. m.dels

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Frontiers of m.teria.s Sc.enc. 2011年第2期5卷 119-125页

作者： V. a. Ka.KHIN a. PITTNER c. Sc.WENK m. RETHm.IER St. Petersburg Sta.e Polytec.nic.0} University St. Petersburg 195251 Russia Federa. Institute for m.teria.s Resea.c. a.d Testing （Ba.0} Berlin Germany

The pa.er presents bounded volum. hea. sourc.s a.d the c.rresponding func.iona.-a.a.ytic.0} expressions for the tem.era.ure field. The power density distributions c.nsidered here a.e norm.l, exponentia. a.d pa.a.olic. The sourc.s m.del rea. hea. sourc.s like the welding a.c. la.er bea.0} elec.ron bea.0} etc., the c.nvec.ion in the weld pool a. well a. the la.ent hea. due to fusion a.d solidific.0}ion. The pa.a.0}ters of the hea. sourc. m.dels a.e unknown a.priori a.d ha.e to be eva.ua.ed by solving a. inverse hea. c.nduc.ion problem. The func.iona.-a.a.ytic.0} tec.nique for c.0}c.la.ing 3D tem.era.ure fields in butt welding is developed. The proposed tec.nique m.kes it possible to reduc. c.nsidera.ly the tota. tim. for da.a.input a.d solution. It is dem.nstra.ed with a. exa.0}le of la.er bea.0}welding of steel pla.es.

关键词： la.er bea.0}welding volum. hea. sourc. func.iona.-a.a.ytic.0} solution inverse m.delling