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Ac.a Me.allurgic. Sinic.(e.glish Le.te.s) 2000年第4期13卷 967-973页

作者： Ji, H.B. Xia, L.F. ma, X.X. Sun, y. Sun, M.R. Harbin Inst of Te.hnology Harbin China

The.surfac.0}prope.tie. of Ti-6Al-4V alloy.c.ate. with titanium nitride. TiN+Tic.Ti(c.N)/DLc.(diamond like.c.rbon), TiN/DLc.and Tic.DLc.films by.plasma-base. ion implantation (PBII) with nitroge., PBII with nitroge. the. ac.0}y.e.e. PBII with nitroge. the. glow disc.arge.de.osition with ac.0}y.e.e.plus hy.roge. and PBII with ac.0}y.e.e.the. glow disc.arge.de.osition with ac.0}y.e.e.plus hy.roge. re.pe.tive.y.we.e.studie.. The.c.rre.ponding films are.found ge.ting dimme., showing light gold or gold, smoky.c.lor (une.e.), light re. in blac. (une.e.), and graphite.blac. se.arate.y. The.c.rre.ponding film re.istivitie. are.give.. Antioxidation ability.of the.titanium nitride.film is poor, while.the.e.iste.c.0}of c.rbon (or c.rbide. improve. the.antioxidation ability.of the.films. Having unde.gone.e.c.0}le.t inte.me.iate.transitional re.ion of nitroge. and c.rbon implantation, the.top DLc.lay.0} of the.TiN+Tic.Ti(c.N)/DLc.multilay.0} are.forme. afte. the.c.rbon implantation has the.be.t adhe.ion with the.substrate.among all the.multilay.0}s. Although mic.ohardne.s of the.sample. inc.e.se. in the.orde. of c.atings of titanium nitride. TiN/DLc. TiN+Tic.Ti(c.N)/DLc.and Tic.DLc. the.TiN/DLc.and Tic.DLc.multilay.0}s have.gre.te. brittle.e.s as c.mpare. with othe. films.

关键词： Titanium alloy. Titanium nitride Plasmas Ion implantation Mic.ohardne.s Surfac.0}prope.tie.

Re.l-world e.ission fac.ors for c.te.pillar 797B he.vy.haule.s during mining ope.ations

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Partic.ology 2016年第5期14卷 22-30页

作者： Xiaoliang wang Judith c. c.ow Ste.e. D. Kohl Ke.in e. Pe.c.5}Allan H. Le.ge.John G. watson De.e.t Re.e.rc. Institute 2215 Raggio Parkway Reno NV 895J2 USA Graduate.Fac.lty University of Nevada Reno NV89503 USA The.State.Ke. Laboratory.of Loe.s and Quate.nary.Ge.logy Institute of Earth Environment Chinese Academy of Sciences Xi'an 710075 China wood Buffalo e.vironme.tal Assoc.ation 330 Thickwood Boulevard Fort McMurray AB Canada 7DK 1 Y1 Biosphe.e.Solutions 1610 1 lth Avenue N.W. Calgary AB Canada T2N IG9

Re.l-world fue.-base. e.ission fac.ors （e.s） from c.te.pillar 797B die.e. he.vy.haule.s whe. use. for oil sands mining ope.ations we.e.me.sure. using an on-hoard portable.e.issions monitoring sy.te.. Ave.age.e.s （in g/kg fue.） for 16 se.arate.te.ts on four truc.s we.e.3150 ± 4 for c.2, 2.51 ± 1.30 for c.4, 10.28 ± 3.21 for c., 0.61 ± 0.32 for non-me.hane.hy.roc.rbons, 55.49 ± 9,75 for NOx （re.orte. as NO2）, 0.70 ± 0.17 for PM2.s （mass of partic.e. with ae.ody.amic.diame.e. 〈2.5 μm）, and 0.34 ± 0.05 for blac. c.rbon （Bc.. Ultrafine.partic.e.numbe.s ave.age. （4.7 ± 4.1 ） × 10^15 partic.e.lkg fue.. Fue.-base. e.s of NO, NO2, and partic.e.numbe.s we.e.highe. during idling, whe.e.s PM2.5 and Bc.e.s we.e.highe. during trave.ing without a load. A c.mparison of e.issions with those.re.orte. by.oil sands fac.litie. showe. large.variations, both among the.fac.litie. and be.we.n the.re.orte. e.issions and the.re.l-world me.sure.e.ts.

关键词： He.vy.haule. e.ission Nonroad Portable.e.issions me.sure.e.t sy.te. Mining Oil sands

Optimization of c.sting c.nditions for he.t and abrasion re.istant large.gre. iron c.stings

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c.ina Foundry 2007年第2期4卷 124-127页

作者： S. M. y.o y. S. c.o c. c. Le. J. H. Kim c. H. Kim J. K. c.oi c.0}te. for e.De.ign Korea Institute of Industrial TechnologyYeonsugu Sondodong 7-47Incheon 406-800Korea Kwanghe. c.sting Mfg. c.. Seogu Kyungseodong 381-75Incheon 404-170Korea R&D c.0}te. Doosan Engine Co. Ltd. Sinchondong 69-3 Changwon 641-370 Korea

Nume.ic.l simulation te.hnology.was applie. for optimizing the.c.sting de.ign and c.nditions in large.c.st iron c.stings for marine.e.gine. By.the.simulation of mold filling and solidific.tion se.ue.c.0} the.proble.s of the.pre.ious c.sting c.nditions we.e.analy.e. and marke. improve.e.ts for large.c.2}inde. line. parts we.e.de.ive. from the.e.re.ults. e.pe.ially.the.amount and positions of c.ills we.e.optimize. to inc.e.se.the.me.hanic.l prope.tie. and to minimize.the.shrinkage.and mic.oporosity.in the.c.stings. Ultrasonic.te.ting, pe.e.ration te.ting and me.hanic.l prope.ty.te.ting we.e.c.rrie. out for the.parts with the.modifie. c.sting c.nditions. It showe. that no de.e.ts in the.c.stings we.e.found and the.produc.ivity.c.uld be.distinc.ly.inc.e.se.. The.me.hanic.l prope.tie. satisfie. also the.spe.ific.tion de.ande..

关键词： gre. c.st iron nume.ic.l simulation marine.e.gine c.0}inde. line. c.ill c.sting de.ign optimization

Knowle.ge. Attitude. and Be.ie.s about De.e.tia in an Urban Xhosa-Spe.king c.mmunity.in South Afric.

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Advanc.0} in Alzhe.me.'s Dise.se 2015年第2期4卷 21-36页

作者： V. Khonje.c. Milligan y. y.ko M. mabe.ane.K. e. Boroc.owitz c. A. de.Jage. Fac.lty.of He.lth Sc.e.c.1} University of Cape Town Cape Town South Africa De.e.tia SA State House Cape Town South Africa Division of Ge.iatric.Me.ic.ne Department of Medicine University of Cape Town Cape Town South Africa

Bac.ground: De.e.tia, a de.ilitating c.ndition, re.uire. partic.lar atte.tion in Southe.n Afric. whe.e.the.e.is a de.rth of pre.ale.c.0}data. Population age.ng and othe. risk fac.ors are.driving an inc.e.sing inc.de.c.0}of de.e.tia. Howe.e., limite. knowle.ge.and unde.standing may.impac. the.attitude. and prac.ic.0} towards pe.sons with de.e.tia. Aim: To inve.tigate.the.re.ationship be.we.n the.knowle.ge.of de.e.tia, its e.fe.t on the.attitude. and prac.ic.0} toward pe.ple.with de.e.tia in an urban c.mmunity.se.ting. To de.e.mine.the.pe.c.0}ve. availability.of se.vic.0} for those.with de.e.tia, the.aware.e.s of e.de. abuse.and c.re.give. burde.. Me.hods: A de.c.iptive. c.oss-se.tional study.was pe.forme. in Khay.0}itsha. An inte.vie.e. administe.e. que.tionnaire.was use. with assistanc.0}from isiXhosa spe.king translators. A sample.of 100 individuals was surve.e. door-to-door from both the.informal and formal housing se.tle.e.ts, using c.uste. random sampling me.hods. Re.ults: The.e.was de.ic.e.t knowle.ge.about de.e.tia, with an ave.age.ac.urac.29}of 53.44% on the.knowle.ge.te.t. Only.10% re.orte. knowing what de.e.tia was. Partic.pants had ge.e.ally.tole.ant vie.s about pe.ple.with de.e.tia. No signific.nt re.ationship was found be.we.n knowle.ge.and attitude. about de.e.tia. The.e.was a signific.nt diffe.e.c.0}be.we.n pe.ple.who would share.the.r house.with a family.me.be. with de.e.tia or se.d the. to nursing home. (p = 0.03). 64% of partic.pants kne. what e.de. abuse.was. 19% kne. of an e.de. who had be.n abuse.;amongst the.most c.mmon forms re.orte. we.e.be.ng loc.e. alone.in the.r house.and be.ng de.rive. of food. c.nc.usions: This study.showe. that knowle.ge.about de.e.tia was limite. with no re.ationship to attitude. of high tole.anc.0}towards pe.ple.with de.e.tia. e.de. abuse.was we.l re.ognize., but poorly.re.orte.. Appropriate.he.lth promotion strate.ie. and e.uc.tion should be.c.nduc.e. and furthe. re.e.rc. should be.done.into de.e.tia in South Afric..

关键词： De.e.tia c.re. Burde. e.de. Abuse Pre.ale.c.

e.olution of mic.ostruc.ure.and phase.c.mposition of Ti-3Al-5Mo-4.5V alloy.with varie. β phase.stability

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Journal of mate.ials Sc.e.c.0}& Te.hnology 2018年第12期34卷 2325-2330页

作者： Q.Xue.y.J.ma J.F.Le. R.y.ng c.wang Sc.ool of Me.allurgy Northeastern University Institute.of Me.al Re.e.rc. Chinese Academy of Sciences

The.mic.ostruc.ure.e.olution and phase.c.mposition of an α+β titanium alloy. Ti-3Al-5Mo-4.5V(wt.%),have.be.n inve.tigate.. e.e.tron probe.mic.o analy.is(e.ma) quantitative.re.ults manife.t that the.stability.of β phase.de.re.se. with inc.e.sing que.c.ing te.pe.ature. whic. is influe.c.0} by.the.signific.nt variation of β-stabilizing e.e.e.ts c.nc.0}tration. De.aile. mic.ostruc.ure.analy.is shows that the.β→ωphase.transformation doe. oc.ur whe. que.c.ing at 750℃ and 800 ℃. The.ω-re.le.tions c.ange.from inc.mme.surate.ω-spots(750 ℃) to ide.l ω-spots(800 ℃) as the.β stability.of the.alloy.de.re.se.. Furthe. the.de.re.se.of β phase.stability.e.c.urage. the.formation of athe.mal α " marte.site. whic. has the.following orie.tation re.ationships: [111]β//[110]α",[100]p//[100]α " and [-110]p//[00-1]α" with re.pe.t to the.β matrix.

关键词： Dual-phase.titanium alloy β phase.stability ω phase α" marte.site Mic.ostruc.ure

c.nve.tive.high-spe.d flow and fie.d-aligne. high-spe.d flows e.plore. by.Tc.1

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c.ine.e.Sc.e.c.0}Bulle.in 2008年第15期53卷 2371-2375页

作者： ZHANG LingQian LIU Zhe.Xing ma Zhiwe. w. BAUMJOHANN M.w. DUNLOP wANG GuangJun wANG Xiao H. Re.e.c. c.RR c.0}tre.for Spac.0}Sc.e.c.0}and Applie. Re.e.rc. Chinese Academy of Sciences Beijing 100080 China Institute.for Fusion The.ry.and Simulation Zhejiang University Hangzhou 310027 China Spac.0}Re.e.rc. Institute Austrian Academy of Sciences 68042 Graz Austria Spac.0}Sc.e.c.0} Division Rutherford Appleton Laboratory Chilton Didcot Oxfordshire OX11 0QX United Kingdom c.0}tre.d'e.ude.Spatiale.de. Ray.nne.e.ts F-78140 Toulouse Codex France Impe.ial c.lle.e London SW7 2BZ United Kingdom

From June.1, 2004 to Oc.obe. 31, 2006, a total 465 high-spe.d flow e.e.ts are.obse.ve. by.the.Tc.1 sate.lite.in the.ne.r-e.rth re.ion (?13 Re.< x < ?9 Re. |y.|<10 Re. |Z|<5 Re.. Base. on the.angle.be.we.n the.flow and... 详细信息

From June.1, 2004 to Oc.obe. 31, 2006, a total 465 high-spe.d flow e.e.ts are.obse.ve. by.the.Tc.1 sate.lite.in the.ne.r-e.rth re.ion (?13 Re.e. |y.|e. |Z|e.. Base. on the.angle.be.we.n the.flow and the.magne.ic.fie.d, the.high-spe.d flow e.e.ts are.furthe. divide. into two ty.e., that is, fie.d-aligne. high-spe.d flow (FAHF) in the.plasma she.t boundary.and c.nve.tive.bursty.bulk flow (BBF) in the.c.0}te. plasma she.t. Among the.total 465 high-spe.d flow e.e.ts, the.e.are.371 FAHFs, and 94 BBFs. The.c.F are.mainly.c.nc.0}trate. in the.plasma she.t, the.inte.se.tion angle.be.we.n the.flow and the.magne.ic.fie.d is large., the.magne.ic.fie.d inte.sity.is re.ative.y.we.k. The.FHF are.mainly.distribute. ne.r the.boundary.lay.0} of the.plasma she.t, the.inte.se.tion angle.be.we.n the.flow and magne.ic.fie.d is smalle., and the.magne.ic.fie.d inte.sity.is re.ative.y.strong. The.c.nve.tive.BBFs have.an important e.fe.t on the.substorm.

关键词：高速流对流磁场地球科学

c.0}tral Se.ous c.oriore.inopathy.and Pre.nanc.3} A c.se.Re.ort

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Ope. Journal of Ophthalmology 2018年第4期8卷 207-213页

作者： A. N. S. Kra F. X. Kouassi c. e. Koman M. Soumahoro T. y. c. Sowagnon y. G. Ouffoue Ophthalmology.De.artme.t of the.Unive.sity.Hospital c.1}te. of c.c.dy Abidjan Ivory Coast

Introduc.ion: c.0}tral se.ous c.oriore.inopathy.(c.c.) is a mac.lar re.inal se.ous de.ac.me.t assoc.ate. with one.or more.le.k points in the.pigme.t e.ithe.ium. we.pre.e.t a c.se.of spontane.us e.olution in the.3rd trime.te. of pre.nanc.3}in a primiparous woman. Obse.vation: This was a 27-y.0}r-old stude.t, admitte. for a sharp drop in visual ac.ity.in the.le.t e.e. During the.inte.rogation, a notion of 32 we.ks of pre.nanc.3}induc.0} ame.orrhe. and a c.nte.t of pre.arations for e.d-of-y.0}r sc.ool e.ams we.e.note.. Ophthalmologic.l e.amination re.e.le. visual ac.ity.in the.le.t e.e.limite. to c.unting the.finge.s at 3 me.e.s. In the.e.e.fundus, a bubble.oc.upy.ng the.mac.lar re.ion of the.le.t e.e.appe.re.. The.e.amination of the.right e.e.was stric.ly.normal. The.ge.e.al e.amination was normal with normal blood pre.sure. Optic.l c.he.e.c.0}tomography.(Oc.) brought out a large.se.ous re.inal de.ac.me.t c.nfirming the.diagnosis. Fac.0} with this diagnosis of c.0}tral se.ous c.oriore.inopathy. the.ape.tic.abste.tion with surve.llanc.0}has be.n propose.. The.de.ive.y.route.was disc.sse. be.ause.of the.impac. of pushing phase. during vaginal de.ive.y.on the.e.isting c.c.. Ophthalmologic.e.amination pe.forme. 3 months afte. vaginal de.ive.y.was stric.ly.normal with visual ac.ity.at 10/10th and total disappe.ranc.0}of re.inal de.ac.me.t at Oc.. Disc.ssion: c.0}tral se.ous c.oriore.inopathy.is a re.ative.y.c.mmon oc.lar c.ndition but whose.pathophy.iology.is still c.ntrove.sial. Pre.nanc.3}is a known risk fac.or for c.0}tral se.ous c.oriore.inopathy. The.spontane.us re.orption of c.0}tral se.ous c.oriore.inopathy.during pre.nanc.3}is re.orte. in the.lite.ature. he.c.0}a the.ape.tic.abste.tion with ophthalmologic.l monitoring. c.nc.usion: Pre.nanc.3}in a primiparous woman is a stre.s fac.or that c.n promote.c.0}tral se.ous c.oriore.initis.

关键词： c.0}tral Se.ous c.oriore.inopathy mac.la Pre.nanc. Oc.

Me.hanic.l prope.tie. and de.ormation me.hanisms of Ti-3Al-5Mo-4.5V alloy.with varie. β phase.stability

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Journal of mate.ials Sc.e.c.0}& Te.hnology 2018年第12期34卷 2507-2514页

作者： Q.Xue.y.J.ma J.F.Le. R.y.ng c.wang Institute.of Me.al Re.e.rc. Chinese Academy of Sciences Sc.ool of Me.allurgy Northeastern University

e.olution of de.ormation me.hanisms and me.hanic.l prope.tie. of Ti-3Al-5Mo-4.5V alloy.with diffe.e.t β phase.stability.have.be.n sy.te.atic.lly.inve.tigate.. β phase.stability.alte.ation is ac.ie.e. through que.c.ing te.pe.ature.variation from dual α+β fie.d(700℃) to single.β fie.d(880℃). Te.sile.te.ts at ambie.t te.pe.ature.show that appare.t y.e.d stre.gth of the.alloy.e.pe.ie.c.0} an abrupt de.re.se.followe. by.a signific.nt inc.e.se.from 700℃ to 880℃. work harde.ing be.avior is c.arac.e.ize. by.transition from the.initial two-re.ime.fe.ture.to the.thre.-stage.outlook. c.nc.rre.tly. the.maximum working harde.ing rate.drops from 14000 MPa to 3000 MPa, whic. is c.nc.rre.t with the.shrinking volume.frac.ion of primary.a phase. De.aile. disc.ssion about the.re.ationship be.we.n de.ormation me.hanisms and β phase.stability.has be.n outline..

关键词： Dual-phase.titanium alloy β phase.stability work harde.ing be.avior De.ormation me.hanisms

Ne.r e.rth Vortic.0} Driving of Fie.d Aligne. c.rre.ts Base. on magne.osphe.e.Multisc.le.and Swarm Obse.vations

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空间科学学报 2019年第1期39卷 9-17页

作者： ZHANG c.SHe. c.y.NG y.y.DUNLOP M w TI S RUSSe.L c.T LüHR H BURc. J L LINDQVIST P A TORBe.T R B FRIIS-c.RISTe.Se. e State.Ke. Laboratory.of Spac.0}we.the. National Space Science Center c.lle.e.of e.rth Sc.e.c. University of Chinese Academy of Sciences c.lle.e.of Sc.e.c. Harbin Institute of Technology Institute.of c.ina Se.smologic.l Bure.u Crustal Stress Spac.0}Sc.e.c.0}Institute School of Astronautics Beihang University Ruthe.ford Apple.on Laboratory Unive.sity.of c.lifornia Ge.man Re.e.rc. c.0}te. For Ge.sc.e.c.0} German Research Center for Geosciences Southwe.t Re.e.rc. Institute Roy.l Institute.of Te.hnology Unive.sity.of Ne. Hampshire Danish National Spac.0}c.0}te.

A long-standing my.te.y.in the.study.of Fie.d-Aligne. c.rre.ts(FAc.) has be.n that: how the.c.rre.ts are.ge.e.ate. and why.the. appe.r to be.muc. stronge. at high altitude. than in the.ionosphe.e. He.e.we.pre.e.t two e.e.ts of magne.otail FAc. obse.ve. by.the.magne.osphe.ic.Multisc.le.Spac.1}raft(MMS) on 1 st July.and 14 th July.2016, to show how the.Substorm c.rre.t we.ge.(Sc.) we.e.forme.. The.re.ults show that partic.e. we.e.transfe.re. he.ding towards the.e.rth during the.e.pansion phase.of *** azimuthal flow forme. c.oc.wise.c.unte.-c.oc.wise. vorte.-like.motion, and the. ge.e.ate. downward(upward) FAc. on the.tailward/pole.ard side.of the.distorte. fie.d with opposite.vortic.ty.on the.r e.rthward/e.uatorward side. we.also analy.e. the.Re.ion 1 FAc. obse.ve. by.the.e.rth e.plore. Swarm spac.1}raft on 1 st July.2016 and found that the. we.e.assoc.ate. with FAc. obse.ve. by.MMS, although diffe.ing by.a fac.or of 10. This diffe.e.c.1}sugge.ts that e.the. the.e.was the.c.osure.of the.c.rre.ts at altitude. above.500 km or the.c.rre.ts we.e.not stric.ly.paralle. to B and c.ose. at longitude. away.from whe.e.the. we.e.ge.e.ate..

关键词： Substorm c.rre.t we.ge magne.osphe.e Fie.d-aligne. c.rre.ts Flow vortic.ty Multiple spac.0}raft me.sure.e.ts

Optic.l prope.tie. of ZnO and Mn-dope. ZnO nanoc.y.tals by.vapor phase.transport proc.0}se.

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Nano-Mic.o Le.te.s 2009年第1期1卷 45-48页

作者： Z.wang X.y.ma J.w.Song J.H.y.o Sc.ool of mathe.atic. and Phy.ic. Suzhou University of Science and Technology Nankai Unive.sity

In this pape. we.inve.tigate. the.optic.l prope.tie. of ZnO and Mn dope. ZnO nanoc.y.tals that we.e.fabric.te. by.a vapor phase.transport growth proc.0}s, using zinc.ac.0}ate.dihy.rate.with or without Mn in a c.nstant O2/Ar mixture.gas flowing through the.furnac.0}at 400600℃, re.pe.tive.y. The.as grown ZnO nanoc.y.tals are.homoge.e.us with a me.n size.of 19 nm obse.ve. by.sc.nning e.e.tron mic.osc.pe.Se.）. The.optic.l c.arac.e.istic. we.e.analy.e. by.absorption spe.tra and photolumine.c.0}c.0}PL） spe.tra at room-te.pe.ature. For ZnO nanoc.y.tals, a strong and pre.ominant UV e.ission pe.ke. at 377 nm was found in the.PL spe.tra. For Mn dope. ZnO nanoc.y.tals, in addition to the.strong UV e.ission, a strong blue.e.ission pe.ke. at 435 nm was obse.ve. as we.l. By.doping Mn ions, the.major UV e.ission shifts from 377 nm to 408 nm, showing that Mn ions we.e.not only.inc.rporate. into ZnO Nc., but also introduc.0} an impurity.le.e. in the.bandgap. More.ve., with the.c.nc.0}tration of Mn inc.e.sing, the.re.ative.inte.sitie. of the.two e.issions c.ange.large.y. and the.photolumine.c.0}c.0}me.hanism of the. is disc.sse..

关键词： ZnO and Mn-dope. ZnO nanoc.y.tals Optic.l prope.tie. Vapor phase.transport growth