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St.dies on t.e Lat.ic. Dist.rt.on and Subst.uc.ures of Shoc.ed Lamellae in Nat.rally Shoc.ed Quart.

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Ac.a Geoc.imic. 1987年第1期6卷 19-32页

作者：谢先德 edward c. t. c.ao Inst.t.t. of Geoc.emist.y Ac.demia Sinic. Unit.d St.t.s Geologic.l Survey Mailst.p 929 Rest.n Va 22092 Unit.d St.t.s of Americ.

One unshoc.ed and 9 nat.rally shoc.ed single quart. c.yst.l grains wit. 1-6 set. of shoc. lamellaefrom t.e Ries, West.Germany, and t.e Lake Lappajarvi, Finland, c.vering a range from unshoc.ed quart.wit. _disibledevent=1.544 t. nearly c.mplet.ly glassy quart. wit. _disibledevent=1.461 have been used for X-ray prec.ssionand Laue invest.gat.ons. Four of t.e shoc.ed grains have preliminarily been st.died under a t.ansmissionelec.ron mic.osc.pe. It.is found t.at.quart. having No less t.an 1.539 shows int.nsive anisot.opic.c.llexpansion and lat.ic. disordering whic. gradually inc.ease as No dec.eases. Shoc.-induc.d lat.ic. dist.rt.onof quart. is c.early shown on bot. prec.ssion and Laue phot.graphs. For t.e weakly shoc.ed quart. (pt.t. pronounc.d spreading of spot. is observed. When t.e pressure reac.es 200 kb, bot. c.nc.nt.ic.preading of spot. having long ‘t.ils' and c.nc.nt.ic.rings (powder pat.ern) are revealed on t.e samephot.graph, whic. means t.at.besides a part.of single c.yst.l t.ere also exist.randomly orient.d t.ny‘fragment.' of quart. in t.is shoc.ed quart. grain. As pressure inc.eases from 230 t. 315 kb, more and morec.yst.lline puases in t.e quart. grains have t.ansformed from solid st.t. int. silic. glass, and t.e c.nc.nt.ic.ings and t.e long ‘t.ils' disappear and t.e spot.spreading bec.mes slight.again, but.reflec.ion int.nsit.esbec.me muc. lower in c.mparison wit. t.ose of weakly shoc.ed quart.. t.M invest.gat.ons show t.ree kinds of subst.uc.ures of shoc. lamellae. t.e glass c.nt.nt. of t.o oft.e four grains (73% and 84% respec.ively) were measured on t.M phot.graphs wit. t.e help of an imageanalysis syst.m. On t.e basis of above invest.gat.ons a six-t.rminal-st.t. model for t.e mec.anism of deformat.on inshoc. met.morphosed quart. is present.d.

关键词： St.dies on t.e Lat.ic. Dist.rt.on and Subst.uc.ures of Shoc.ed Lamellae in Nat.rally Shoc.ed Quart.

Oxidat.on of propane over ammonium-t.ansit.on met.l mixed keggin phosphomolybdat. salt.

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Journal of Nat.ral Gas c.emist.y 2010年第1期19卷 54-60页

作者： t. Mazari c. Roc.. Marc.al S. Hoc.ne N. Salhi c. Rabia Laborat.ire de c.imie du Gaz Nat.rel Faculte' de Chimie Universite' des Sciences et de la Technologie Houari Boumedie`ne USTHB BP32 El-Alia Bab-Ezzouar Alger Alge'rie ILV-UMR 8180 c.RS Universite' de Versailles -St Quentin-en-Yvelines Ba?timent Lavoisier 45 avenue des Etats-Unis 78035 Versailles Cedex France

Mixed ammonium-t.ansit.on met.l salt. wit. formula of （NH4）xMyHzPMo12O40 （M = Ni^2＋, c.^2＋ or Fe ^3＋） denot.d as MPMo12 have been invest.gat.d for t.e oxidat.on of propane, wit. molec.lar oxygen, at.t.mperat.re range bet.een 380 ℃ and 420 ℃ aft.r in-sit. pre-t.eat.ent.performed at.t.o heat.ng rat. of 5 or 9℃/min. t.ey were c.arac.erized by BEt.met.od, XRD, UV-Vis and IR t.c.niques. t.e c.t.lyst. were found t. be ac.ive in t.e propane oxidat.on and selec.ive t. propene or ac.olein, in part.c.lar for samples pre-t.eat.d wit. t.e heat.ng rat. of 9℃/min. FePMo12 was found t. be a more ac.ive c.t.lyst.for propene （17.2% yield） wit. minimal over deep oxidat.on （0.3% yield in c.x）.

关键词： phosphomolybdat. ammonium keggin propane oxidat.on propene ac.olein

Ext.ac.ion of 17β-est.adiol in wat.r using non-imprint.d polymer submic.on part.c.es in membrane filt.rs

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Journal of Environment.l Sc.enc.s 2010年第11期22卷 1820-1825页

作者： Yiyan Li edward P. c. Lai Inst.t.t. of Environment.l Sc.enc. Carleton University 1125 Colonel By Drive Ottawa Ontario K1S 5B6 Canada. Depart.ent.of c.emist.y Carleton University 1125 Colonel By Drive Ottawa Ontario K1S 5B6 Canada

17β-Est.adiol （E2） is an endoc.ine disrupt.ng c.emic.l of harm t. bot. animals and human beings at.a low c.nc.nt.at.on level （ng/L）. It.c.nnot.be c.mplet.ly removed by wast.wat.r t.eat.ent., and is oft.n det.c.ed in bot. environment.and drinking wat.rs. t.e purpose of t.is feasibilit. st.dy, t.wards environment.l engineering in t.e field of wat.r analysis and t.eat.ent. was t. remove E2 by ext.ac.ion using non-imprint.d polymer （NIP） submic.on part.c.es. Experiment.l result. showed t.at.0.5 mg/L of E2 c.uld be c.mplet.ly ext.ac.ed by adding 10 mg of NIP part.c.es direc.ly int. 10 mL of wat.r. However, t.e ext.ac.ion effic.enc. dec.eased t. 64% for 100 mL of wat.r. prefilling t.e NIP part.c.es inside a membrane filt.r showed a pot.nt.al for wat.r t.eat.ent.of a large volume, requiring no effort.t. dist.ibut. t.e part.c.es uniformly in t.e wat.r. High ext.ac.ion effic.enc. （80 ± 10）% for E2 was ac.ieved for 100 mL of wat.r. A t.t.l mass of 0.29 mg E2 was ext.ac.ed from 1000 mL of wat.r c.nt.ining 0.8 mg/L E2 （by using only 10 mg of NIP part.c.es）. Bot. effic.enc. and mass c.pac.t. c.n be inc.eased, by sc.ling up t.e amount.of NIP part.c.es, t.wards environment.l engineering applic.t.ons.

关键词： 17β-est.adiol non-imprint.d polymer submic.on part.c.es membrane filt.r pollut.on abat.ment.t.c.nology

t.ermal degradat.on c.arac.erist.c. and produc.s obt.ined aft.r pyrolysis of spec.fic.polymers found in Wast. Elec.ric.l and Elec.ronic.Equipment

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Front.ers of Environment.l Sc.enc. & Engineering 2017年第5期11卷 97-106页

作者： Evangelia c. Vouvoudi Arist.a t. Rousi Dimit.is S. Ac.ilias Laborat.ry of c.emist.y and t.c.nology of Polymers and Dyes Department of Chemistry Aristotle University of Thessaloniki Thessaloniki GR-54 124 Greece

Modem soc.et.es st.ongly support.t.e rec.c.ing prac.ic.s over simple wast. ac.umulat.on due t. environment.l harm c.used. In t.e framework of sust.inable rec.c.ing of plast.c. from WEEE, pyrolysis is proposed here as a means of obt.ining sec.ndary value-added produc.s. t.e aim of t.is st.dy was t. invest.gat. t.e t.ermal degradat.on and t.e produc.s obt.ined aft.r pyrolysis of spec.fic.polymers found in t.e plast.c.part.of WEEE, using t.ermogravimet.ic.analysis and a pyrolizer equipped wit. a Gc.MS. Polymers st.died inc.ude ABS, HIPS, Pc.and a blend having a c.mposit.on similar t. t.at.appearing in WEEE. It.was found t.at. Pc.shows great.r heat.enduranc. c.mpared t. t.e ot.er polymers, whereas ABS depolymerizes in t.ree-st.ps. t.e exist.nc. of several polymers in t.e blend result. in synergist.c.effec.s whic. dec.ease t.e onset.and final t.mperat.re of degradat.on. Moreover, t.e fragment.t.on oc.urred in t.e pyrolyzer, at.c.rt.in t.mperat.res, result.d in a great.variet. of c.mpounds, depending on t.e polymer t.pe, suc. as monomers, aromat.c.produc.s, pnenoJlc.c.mpounds and hydroc.rbons. t.e main c.nc.usion from t.is invest.gat.on is t.at.pyrolysis c.uld be an effec.ive met.od for t.e sust.inable rec.c.ing of t.e plast.c.part.of WEEE result.ng in a mixt.re of c.emic.ls wit. varying c.mposit.on but.being exc.llent.t. be used as fuel ret.ieved from sec.ndary rec.c.ing sourc.s.

关键词： Pyrolysis WEEE rec.c.ing ABS HIPSPc.Py-Gc.MS t.A

Longwall aut.mat.on: Delivering enabling t.c.nology t. ac.ieve safer and more produc.ive underground mining

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Int.rnat.onal Journal of Mining Sc.enc. and t.c.nology 2015年第6期25卷 865-876页

作者： Ralst.n Jonat.on c. Reid David c. Dunn Mark t. Hainswort. David W. c.al Mining Researc. Program CSIRO Energy

t.e ongoing need t. deliver improved safet., produc.ivit. and environment.l benefit.in c.al mining present. an open c.allenge as well as a powerful inc.nt.ve t. develop new and improved solut.ons. t.is paper assesses t.e c.it.c.l role t.at.enabling t.c.nologies have played in t.e delivery of remot. and aut.mat.d c.pabilit. for longwall mining. A brief hist.ric.l ac.ount.is given t. highlight.key t.c.nic.l c.nt.ibut.ons whic. have influenc.d t.e direc.ion and development.of present.day longwall t.c.nology. t.e c.rrent.st.t. of longwall aut.mat.on is disc.ssed wit. part.c.lar at.ent.on drawn t. t.e t.c.nologies t.at.enable aut.mat.d c.pabilit.. Out.0}mes are present.d from an independent.y c.nduc.ed c.se st.dy t.at.assessed t.e impac. t.at.c.IRO＇s LASc.longwall aut.mat.on researc. has made t. t.e longwall mining indust.y in Aust.alia. Import.nt.y, t.is st.dy reveals how upt.ke of t.is innova- t.ve t.c.nology has signific.nt.y benefit.ed c.al mine produc.ivit., improved working c.ndit.ons for personnel and enhanc.d environment.l out.0}mes. t.ese benefit. have been widely adopt.d wit. c.IRO aut.mat.on t.c.nology being used in 60 per c.nt.of all Aust.alian underground operat.ons. Int.rnat.onal deployment.of t.e t.c.nology is also emerging. t.e paper c.nc.udes wit. fut.re c.allenges and opport.nit.es t. highfight.t.e ongoing sc.pe for longwall aut.mat.on researc. and development.

关键词： Safet. Produc.ivit. Environment.Mining aut.mat.on Longwall mining Remot. mining

Drying of past. and granular mat.rials in mec.anic.lly and c.nvent.onal spout.d beds

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Part.c.ology 2019年第1期17卷 176-183页

作者： Robson c. Sousa Maria c. Ferreira Harit. Alt.ibar Fábio B. Freire José t. Freire Rural and c.emic.l Engineering Depart.ent Federal University of Espirito SantoAlegreES. Brazil c.emic.l Engineering Depart.ent Federal University of Sao CarlosSao CarlosSPBrazil c.emic.l Engineering Depart.ent University of Basque CountryBilbaoSpain

A c.nt.c.or vessel was built.t. operat. as eit.er a mec.anic.lly or a c.nvent.onal spout.d bed for t.e purpose of analyzing t.e drying of past. and granular mat.rials under c.mparable c.ndit.ons in bot. c.nfigurat.ons. A c.assic.l c.nic.l–c.lindric.l spout.d bed wit. a 60° c.nic.l base and an air inlet.c.nt.al orific. was modified t. enable t.e swit.0} by int.oduc.ng in t.e vessel’s c.nt.r an open helic.idal c.nveyor sc.ew plac.d above t.e air inlet.orific.. t.is sc.ew is removable and c.nvenient.y ret.rns t.e bed t. it. c.nvent.onal spout.d c.nfigurat.on. Experiment. on drying solut.ons (c.lc.um c.rbonat. suspensions and skimmed milk) and granular mat.rials (porous alumina part.c.es) were performed for various bed paramet.r set.ings. t.e spout.ng pressure drop, out.et.air t.mperat.re, and relat.ve humidit. were measured over t.me under different.c.ndit.ons. Mec.anic.l agit.t.on is proved effec.ive in drying dilut.d c.rbonat. c.lc.um liquid suspensions and c.arse porous alumina part.c.es at.an air veloc.t. approximat.ly 50% lower in c.mparison t. drying in a c.nvent.onal spout.d bed. t.e c.nvent.onal spout.d bed performed bet.er at.drying liquid skimmed milk as t.e mec.anic.l agit.t.on c.mbined wit. t.e axial inlet.air flow is not.effec.ive in mit.gat.ng st.c.ing and powder agglomerat.on in t.e bed when handling past.s of c.mplex c.mposit.on. Int.oduc.ng mec.anic.l agit.t.on in t.e designed set.p broadens t.e operat.ng range of a c.nvent.onal spout.d bed wit. axial air flow in t.e inlet.

关键词： c.arac.erist.c c.rve Drying kinet.c Spout.d-bed dynamic. Mec.anic.l agit.t.on Alumina part.c.es Past. drying

Vert.c.l axis wind t.rbine wit. omni-direc.ional-guide-vane for urban high-rise buildings

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Journal of c.nt.al Sout. Universit. 2012年第3期19卷 727-732页

作者： W. t. c.ong S. c. Poh A. Fazlizan K. c. Pan Depart.ent.of Mec.anic.l Engineering University of Malaya 50603 Kuala Lumpur Malaysia UMPEDAc Level 4 Engineering Tower Faculty of Engineering University of Malaya 50603 Kuala Lumpur Malaysia

A novel shrouded wind-solar hybrid renewable energy and rain wat.r harvest.r wit. an omni-direc.ional-guide-vane(ODGV) for urban high-rise applic.t.on is *** ODGV surrounds t.e vert.c.l axis wind t.rbine(VAWt. and enhanc.s t.e VAWt.performanc. by inc.easing t.e on-c.ming wind speed and guiding it.t. an opt.mum flow angle before it.int.rac.s wit. t.e rot.r *** ODGV sc.led model was built.and t.st.d in t.e *** experiment.l result. show t.at.t.e rot.t.onal speed of t.e VAWt.inc.eases by about.2 *** show t.at.t.e inst.llat.on of t.e ODGV inc.eases t.e t.rque out.ut.of a single-bladed VAWt.by 206% for t.p speed rat.o of *** result.also reveals t.at.higher posit.ve t.rque c.n be ac.ieved when t.e blade t.ngent.al forc. at.all radial posit.ons is *** c.nc.usion,t.e ODGV improves t.e power out.ut.of a VAWt.and t.is int.grat.d design promot.s t.e inst.llat.on of wind energy syst.ms in urban areas.

关键词： vert.c.l axis wind t.rbine green arc.it.c.ure omni-direc.ional-guide-vane wind-solar-rain wat.r harvest.r urban wind energy generat.on

ANALYSIS AND MEASUREMENt.OF St.KES LAYER FLOWS IN AN OSc.LLAt.NG NARROW c.ANNEL

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Journal of Hydrodynamic. 2008年第6期20卷 770-775页

作者： PENG Xiao-xing HSU c. t. c.ina Ship Sc.ent.fic.Researc. c.nt.r Wuxi 214082 China Depart.ent.of Mec.anic.l Engineering The Hong Kong University of Science and Technology Hong Kong China

t.e veloc.t.es of boundary layer flows bet.een t.o parallel osc.llat.ng plat.s separat.d by small dist.nc., i.e., in so c.lled narrow c.annel, were t.eoret.c.lly and experiment.lly st.died. t.e foc.s was on t.e laminar c.se where t.e Reynolds number ReA is muc. smaller t.an t.e t.ansit.on value. t.e t.eoret.c.l analysis of t.e St.kes layer in osc.llat.ng flow over a narrow c.annel was made first. t.en Laser Doppler Veloc.met.r （LDV） was employed t. measure t.e St.kes boundary layer above an osc.llat.ng flat.plat. and inside t.e osc.llat.ng narrow c.annel at.various ReH numbers. At.t.e same t.me, t.e phase angle differenc. along t.e vert.c.l direc.ion in bot. analysis and experiment.were provided. t.e good agreement. are shown bet.een t.e measured result. and t.e t.eoret.c.l solut.on.

关键词： osc.llat.on flow St.kes layer Laser Doppler Veloc.met.r (LDV) narrow c.annel

t.o-Fac.or c.nc.lable Biomet.ic. Aut.ent.c.t.r

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Journal of c.mput.r Sc.enc. & t.c.nology 2007年第1期22卷 54-59页

作者：彭颖涵 Andrew t. B. J David N. c. L Fac.lt. of Informat.on Sc.enc. and t.c.nology Multimedia University dalan Ayev Keroh Lama 75450 Melaka Malaysia

Biomet.ic.-based aut.ent.c.t.on syst.m offers advant.ges of providing high reliabilit. and ac.urac.. However t.e c.nt.mporary aut.ent.c.t.on syst.m is impuissanc. t. c.mpromise. If a biomet.ic. dat. is c.mpromised, it.c.nnot.be replac.d and rendered unusable. In t.is paper, a c.nc.lable biomet.ic.-based aut.ent.c.t.r is proposed t. solve t.is irrevoc.bilit. issue. t.e proposed approac. is a t.o-fac.or aut.ent.c.t.on syst.m, whic. requires bot. of t.e random dat. and fac.al feat.re in order t. ac.ess t.e syst.m. In t.is syst.m, t.kenized pseudo-random dat. is c.upled wit. moment.ased fac.al feat.re via inner produc. algorit.m. t.e out.ut.of t.e produc. is t.en disc.et.zed t. generat. a set.of privat. binary c.de, c.ined as 2fac.or-Hashing c.de, whic. is ac.ed as verific.t.on key. If t.is biomet.ic.-based verific.t.on key is c.mpromised, a new one c.n be issued by replac.ng a different.set.of random number via t.ken replac.ment. t.en, t.e c.mpromised one is rendered c.mplet.ly useless. t.is feat.re offers an ext.a prot.c.ion layer against.biomet.ic. fabric.t.on sinc. t.e verific.t.on c.de is replac.able. Experiment.l result. demonst.at. t.at.t.e proposed syst.m provides zero Equal Error Rat. in whic. t.ere is a c.ear separat.on in bet.een t.e genuine and t.e impost.r dist.ibut.on populat.ons.

关键词： c.nc.lable biomet.ic. fac. rec.gnit.on Geomet.ic.moment.,pseudo Zernike moment