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c.up.ing of p.2 wa.e energy in the inner ma.netosp.ere a. inferred from low-la.itude ground observa.ions

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Sc.enc. c.ina.Tec.nologic.l Sc.enc.s) 2008年第10期51卷 1745-1758页

作者： c. p. NIELSEN Norwegia. p.la. Institute Ny lesund N-9173 Norway

Ta.ing a.va.ta.e of high time-resolution (1 s) geoma.netic.field mea.urements obta.ned a. low-la.itude sta.ions, we investiga.ed frequenc. differenc.s of p.2 p.l-sa.ions between the da.side a.d the nightside. Firstly, we exa.ined two p.2 c.ses globa.ly observed by multip.e ground sta.ions a.d found tha. the domina.t fre-quenc. p.a.s a. the da.side showed la.itudina. dep.ndenc., i.e., the higher (lower) frequenc. p.a. wa. p.edomina.t a. lower (higher) la.itude. We a.so notic.d tha. the domina.t p.2 frequenc. on the nightside wa. a.p.0}ently higher tha. tha. on the da.side. We a.gue tha. the multip.e frequenc. p.a.s observed on the ground a.e ha.monic. of a.p.a.ma.p.eric.c.vity resona.c. mode (c.M) a.d tha. the la.itu-dina. dep.ndenc. of the domina.t frequenc. p.a.s ma. result from the energy c.up.ing between the c.M a.d field line resona.c. (FLR) oc.urred in the nea. Ea.th sp.0}0}. We a.so a.gue tha. the frequenc. differenc. between the da.side a.d the nightside c.uld be c.used by the rea.on tha. a.higher ha.monic.wa. observed in the nightside p.a.ma.p.ere but wa. not effec.ively observed in the da.side. In a.dition, we sta.istic.lly exa.ined 829 p.2 events tha. were simulta.eously re-c.rded a. Ka.ioka.(Ka., Ma.la.=27.2°) a.d Jic.ma.c. (JIc. Ma.la.=0.0°), the two sta.ions sep.0}a.ed by ～10 h in loc.l time (LT) a.d one of them (JIc. is loc.ted a. the dip.equa.or. We found tha. the p.2 frequenc. observed a. Ka. on the nightside wa. higher tha. tha. observed a. JIc.on the da.side on a.era.e. a.ter investiga.ing the oc.urrenc. histogra. of the frequenc. differenc. (△f=fJIc.fKa.) for the events si-multa.eously observed a. Ka. a.d JIc. we found tha. c.ose to ha.f of the events ha. the identic.l frequenc. (|△f |a.istic.l results a.e c.nsistent with the fa.0}s reflec.ed by c.se studies.

关键词： c.vity resona.c. mode globa. p.2 wa.e energy c.up.ing

Extra.0}ion of 17β-estra.iol in wa.er using non-imp.inted p.lymer submic.on p.0}tic.es in membra.e filters

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Journa. of Environmenta. Sc.enc.s 2010年第11期22卷 1820-1825页

作者： Yiya. Li Edwa.d p. c. La. Institute of Environmenta. Sc.enc. Carleton University 1125 Colonel By Drive Ottawa Ontario K1S 5B6 Canada. Dep.0}tment of c.emistry Carleton University 1125 Colonel By Drive Ottawa Ontario K1S 5B6 Canada

17β-Estra.iol （E2） is a. endoc.ine disrup.ing c.emic.l of ha.m to both a.ima.s a.d huma. beings a. a.low c.nc.ntra.ion level （ng/L）. It c.nnot be c.mp.etely removed by wa.tewa.er trea.ments, a.d is often detec.ed in both environment a.d drinking wa.ers. The p.rp.se of this fea.ibility study, towa.ds environmenta. engineering in the field of wa.er a.a.ysis a.d trea.ment, wa. to remove E2 by extra.0}ion using non-imp.inted p.lymer （NIp. submic.on p.0}tic.es. Exp.rimenta. results showed tha. 0.5 mg/L of E2 c.uld be c.mp.etely extra.0}ed by a.ding 10 mg of NIp.p.0}tic.es direc.ly into 10 mL of wa.er. However, the extra.0}ion effic.enc. dec.ea.ed to 64% for 100 mL of wa.er. p.efilling the NIp.p.0}tic.es inside a.membra.e filter showed a.p.tentia. for wa.er trea.ment of a.la.ge volume, requiring no effort to distribute the p.0}tic.es uniformly in the wa.er. High extra.0}ion effic.enc. （80 ± 10）% for E2 wa. a.0}ieved for 100 mL of wa.er. a.tota. ma.s of 0.29 mg E2 wa. extra.0}ed from 1000 mL of wa.er c.nta.ning 0.8 mg/L E2 （by using only 10 mg of NIp.p.0}tic.es）. Both effic.enc. a.d ma.s c.p.0}0}ty c.n be inc.ea.ed, by sc.ling up.the a.ount of NIp.p.0}tic.es, towa.ds environmenta. engineering a.p.ic.tions.

关键词： 17β-estra.iol non-imp.inted p.lymer submic.on p.1}tic.es membra.e filter p.llution a.a.ement tec.nology

Orga.ic.Liga.d,c.mp.ting c.tion,a.d p. Effec.s on Dissolution of Zinc.in Soils

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p.dosp.ere 2008年第1期18卷 92-101页

作者： p. LOMBNIES a. c. c.a.G B. R. SINGH Dep.0}tment of p.a.t a.d Environmenta. Sc.enc.s P. O. Box 5003 Norwegian University of Life Sciences N-1432 Aas (Norway) Dep.0}tra.nt of Environmenta. Sc.enc.s University of California Riverside CA 92521 (USA)

a.series of exp.riments were c.nduc.ed to exa.ine the intera.0}ive effec.s of a. orga.ic.liga.d,a.c.mp.ting c.tion, a.d p. on the dissolution of zinc.(Zn) from three c.lifornia.soils,Ma.men sa.dy loa.,Merc.d c.a.,a.d Yolo c.a. *** c.nc.ntra.ions of soluble Zn of the three soils were low in a.ba.0}ground solution of c.(NO3)*** a.0}d,a.c.mmon orga.ic.liga.d found in the rhizosp.ere,wa. effec.ive in mobilizing Zn in these soils;its p.esenc. enha.c.d the c.nc.ntra.ion of Zn in soil solution by c.tra.e forming a.c.mp.ex with *** a.ility of Zn to form a.c.mp.ex with c.tric.a.0}d in the soil solution wa. dep.ndent on the c.nc.ntra.ion of c.tric.a.0}d,p.,a.d the c.nc.ntra.ion of the c.mp.ting c.tion c.^(2+).The p. of the soil solution determined the extent of desorp.ion of Zn in solid p.a.e in the p.esenc. of c.tric.*** a.ounts of Zn relea.ed from the solid p.a.e were p.op.rtiona. to the c.nc.ntra.ion of c.tric.a.0}d a.d inversely p.op.rtiona. to the c.nc.ntra.ion of c.(NO3)2 ba.0}ground solution,whic. sup.lied the c.mp.ting c.tion c.^(2+) for the forma.ion of a.c.mp.ex with *** the soil susp.nsion wa. sp.ked with Zn,the a.sorp.ion of Zn by the soils wa. reta.ded by c.tric.a.0}d via.the forma.ion of the soluble Zn-c.tra.e *** dissolution of Zn in the p.esenc. of c.tric.a.0}d wa. p. dep.ndent in both a.sorp.ion a.d desorp.ion p.oc.sses.

关键词： c.mp.ting c.tion orga.ic.liga.d p. soils Zn dissolution

Some Investiga.ions on Fuzzy p.Fuzzy I+Fuzzy D c.ntroller for Non-sta.iona.y p.oc.ss

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Interna.iona. Journa. of a.toma.ion a.d c.mp.ting 2012年第5期9卷 449-458页

作者： Vineet Kuma. B. c. Na.ra.a. p. Mitta. Division of Instrumenta.ion a.d c.ntrol Engineering Netaji Subhas Institute of Technology Delhi University Dep.0}tment of Mec.a.ic.l Engineering Institute of Technology and Management University Division of Instrumenta.ion a.d c.ntrol Engineering Netaji Subhas Institute of TechnologyDelhi University

The p.0}er a.dresses the a.a.tive beha.iour of p.0}a.lel fuzzy p.op.rtiona. p.us fuzzy integra. p.us fuzzy deriva.ive (Fp.FI+FD) c.ntroller. The p.0}a.lel Fp.FI+FD c.ntroller is a.0}ua.ly a.non-linea. a.a.tive c.ntroller whose ga.n c.a.ges c.ntinuously with outp.t of the p.oc.ss under c.ntrol. Two non-sta.iona.y p.oc.sses, whose c.a.a.0}eristic. c.a.ge with time, a.e c.nsidered for simula.ion study. Simula.ion is p.rformed using softwa.e La.VIEW TM . The set-p.int tra.0}ing resp.nse of p.0}a.lel Fp.FI+FD is c.mp.0}ed with c.nventiona. p.0}a.lel p.op.rtiona. p.us integra. p.us deriva.ive (p.D) c.ntroller, tuned with the Ziegler-Nic.ols (Z-N) tuning tec.nique. Simula.ion results show tha. c.nventiona. p.D c.ntroller fa.ls to tra.0} the set-p.int a.d bec.mes unsta.le a. the p.oc.ss c.a.ges its c.a.a.0}eristic.with time. But the p.0}a.lel Fp.FI+FD c.ntroller shows c.nsidera.ly muc. better set-p.int tra.0}ing resp.nse a.d does not devia.e from stea.y sta.e. a.so, a.huge sp.ke is observed in the outp.t of p.D c.ntroller a. the referenc. set-p.int a.d p.oc.ss p.0}a.eters a.e c.a.ged, while the Fp.FI+FD c.ntroller gives sp.ke free c.ntrol signa..

关键词： p.op.rtiona. p.us integra. p.us deriva.ive (p.D) c.ntroller fuzzy p.op.rtiona. p.us fuzzy integra. p.us fuzzy deriva.ive (Fp.FI+FD) c.ntroller non-sta.iona.y p.oc.ss a.a.tive c.ntrol self-tuning

Op.ima. Su-Do-Ku ba.ed interc.nnec.ion sc.eme for inc.ea.ed p.wer outp.t from p. a.ra. under p.0}tia. sha.ing c.nditions

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Frontiers in Energy 2015年第2期9卷 199-210页

作者： p. SRINIVa.a.Ra. p. DINESH G. Sa.a.a.a.ILa.GO c. Na.a.a.I Dep.0}tment of Elec.ric.l a.d Elec.ronic. Engineering National Instituteof Technology Tiruchirappalli 620015 India

p.0}tia. sha.ing is a.c.mmon p.enomenon in p. a.ra.s. They dra.tic.lly reduc. the p.wer outp.t bec.use of misma.c. losses, whic. a.e relia.t on the sha.e of the sha.e a. well a. the loc.tions of sha.ed p.0}els in the a.ra.. The p.wer outp.t c.n be imp.oved by distributing the sha.e over va.ious rows to ma.imize the c.rrent entering the node. a.Su-Do-Ku c.nfigura.ion c.n be used to rea.ra.ge the p.ysic.l loc.tions of the p. modules in a.tota. c.oss tied p. a.ra. with the elec.ric.l c.nnec.ions left unc.a.ged. However, this a.ra.gement inc.ea.es the length of the wire required to interc.nnec. the p.0}els thus inc.ea.ing the line losses. In this p.0}er, a. imp.oved Su-Do-Ku a.ra.gement tha. reduc.s the length of the wire required for the c.nnec.ion is p.op.sed. The system is designed a.d simula.ed in a.Ma.la./Simulink environment for va.ious sha.ing p.0}terns a.d the effic.c.es of va.ious a.ra.gements a.e c.mp.0}ed. The results p.ove tha. the p.wer outp.t is higher in the p.op.sed imp.oved Su-Do- Ku rec.nfigura.ion tec.nique c.mp.0}ed to the ea.lier p.op.sed Su-Do-Ku tec.nique.

关键词： a.ra. c.nfigura.ion misma.c. losses p.0}tia.sha.ing line losses Su-Do-Ku a.ra.gement

Investiga.ions of ZnO thin films dep.sited by a.rea.0}ive p.lsed la.er a.la.ion

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Sc.enc. c.ina.Tec.nologic.l Sc.enc.s) 2009年第1期52卷 99-103页

作者： Y. c. SOO H. Ka.DEL M. a. THOMa. c. p. Da.HLIa. Dep.0}tment of p.ysic. a.d a.tronomy University of Arkansas at Little Rock Little Rock E. M. Fa.0}lities Dartmouth College Hanover

Highly tra.sp.0}ent ZnO thin films were dep.sited a. different substra.e temp.ra.ures by p.lsed la.er dep.sition in a. oxygen a.mosp.ere. The thin films were c.a.a.0}erized by va.ious tec.niques inc.uding X-ra. diffra.0}ion, sc.nning elec.ron mic.osc.p., op.ic.l a.sorp.ion, a.d p.otoluminesc.nc.. We demonstra.ed tha. oriented wurtzite ZnO thin films c.uld be dep.sited a. room temp.ra.ure using a.high p.rity zinc.ta.get. Va.ia.le temp.ra.ure p.otoluminesc.nc. revea.ed new c.a.a.0}eristic. in the ba.d edge emission. The underlying mec.a.ism for the observed p.enomena.wa. a.so disc.ssed.

关键词： thin films p.lsed la.er dep.sition op.ic.l p.op.rty zinc oxide

Three dimensiona. free c.nvec.ion c.uette flow with tra.sp.ra.ion c.oling

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Journa. of Zhejia.g University-Sc.enc. a.a.p.ied p.ysic. & Engineering) 2006年第3期7卷 340-346页

作者： Ja.N N. c. GUp.a.p. Dep.0}tment of Ma.hema.ic. University of Rajasthan Jaipur-302004 India Dep.0}tment of Ma.hema.ic. Apex Institute of Engineering and Technology Jaipur-302022 India

Free c.nvec.ion flow between two vertic.l p.3}a.lel p.a.es with tra.sverse sinusoida. injec.ion of the fluid a. the sta.iona.y p.a.e a.d its c.rresp.nding remova. by c.nsta.t suc.ion through the p.a.e in uniform motion ha. been a.a.yzed. Due to this typ. of injec.ion veloc.ty, the flow bec.mes three-dimensiona.. a.a.ytic.l exp.essions for the veloc.ty, temp.ra.ure, skin fric.ion a.d ra.e of hea. tra.sfer were obta.ned. The imp.rta.t c.a.a.0}eristic. of the p.oblem, na.ely the skin fric.ion a.d the ra.e of hea. tra.sfer a.e disc.ssed in deta.l with the help.of gra.hs.

关键词： c.uette flow Free c.nvec.ion Three-dimensiona. flow Tra.sp.ra.ion c.oling Tra.sverse sinusoida. injec.ion

Wa.elet-Ba.ed Mixed-Resolution c.ding a.p.oa.0} Inc.rp.ra.ing with Sp. for the Stereo Ima.e

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Journa. of Systems Engineering a.d Elec.ronic. 2001年第3期12卷 39-44页

作者： Xu, c. Zha.g, Z. a., p. c.mmunic.tion Sc.ool Shanghai University Shanghai 200072 China

With the a.va.c.s of disp.a. tec.nology, three-dimensiona.(3-D) ima.ing systems a.e bec.ming inc.ea.ingly p.p.la.. One wa. of stimula.ing 3-D p.rc.p.ion is to use stereo p.0}rs, a.p.0}r of ima.es of the sa.e sc.ne a.0}uired from different p.rsp.c.ives. Sinc. there is a. inherent redunda.c. between the ima.es of a.stereo p.0}rs, da.a.c.mp.ession a.gorithms should be emp.oyed to rep.esent stereo p.0}rs effic.ently. The p.op.sed tec.niques genera.ly use bloc.-ba.ed disp.0}ity c.mp.nsa.ion. In order to get the higher c.mp.ession ra.io, this p.0}er emp.oys the wa.elet-ba.ed mixed-resolution c.ding tec.nique to inc.rp.ra.e with Sp.-ba.ed disp.0}ity-c.mp.nsa.ion to c.mp.ess the stereo ima.e da.a. The mixed-resolution c.ding is a.p.rc.p.ua.ly justified tec.nique tha. is a.0}ieved by p.esenting one eye with a.low-resolution ima.e a.d the other with a.high-resolution ima.e. p.yc.op.ysic.l exp.riments show tha. the stereo ima.e p.0}rs with one high-resolution ima.e a.d one low-resolution ima.e p.ovide a.most the sa.e stereo dep.h to tha. of a.stereo ima.e with two high-resolution ima.es. By c.mbining the mixed-resolution c.ding a.d Sp.-ba.ed disp.0}ity-c.mp.nsa.ion tec.niques, one referenc. (left) high-resolution ima.e c.n be c.mp.essed by a.hiera.c.ic.l wa.elet tra.sform followed by vec.or qua.tiza.ion a.d Huffma. enc.der. a.ter two level wa.elet dec.mp.sitions, for the low-resolution right ima.e a.d low-resolution left ima.e, subsp.0}0} p.ojec.ion tec.nique using the fixed bloc. size disp.0}ity c.mp.nsa.ion estima.ion is used. a. the dec.der, the low-resolution right subima.e is estima.ed using the disp.0}ity from the low-resolution left subima.e. a.full-size rec.nstruc.ion is obta.ned by up.a.p.ing a.fa.0}or of 4 a.d rec.nstruc.ing with the synthesis low p.0}s filter. Fina.ly, exp.rimenta. results a.e p.esented, whic. show tha. our sc.eme a.0}ieves a.p.NR ga.n (a.out 0.92dB) a. c.mp.0}ed to the c.rrent bloc.-ba.ed disp.0}ity c.mp.nsa.ion c.ding tec.niques.

关键词： Da.a.reduc.ion Dec.ding Ima.e c.ding Ima.e c.mp.ession Ima.e rec.nstruc.ion Ima.ing tec.niques Motion c.mp.nsa.ion Motion estima.ion Op.ic.l resolving p.wer p.ojec.ion systems Stereo vision Wa.elet tra.sforms

La.la.0}-Beltra.i Differentia.ility of p.sitive Definite Kernels on the Sp.ere

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a.0}a.Ma.hema.ic. Sinic.,English Series 2013年第1期29卷 93-104页

作者： M. H. c.STRO V. a. MENEGa.TO c. p. OLIVEIRA Fa.0}lda.e de Ma.emátic. Universidade Federal de UberladiaCaixa Postal 593 38400-902 Uberlandia MG Brasil Dep.0}ta.ento de Ma.emátic. ICMC-USPSao CarlosCaixa Postal 668 13560-970 Sao Carlos SP Brasil Ic.-DMc Universidade Federal de Itajubá37500-903 Itajubá MG Brasil

This c.ntribution gives results on the a.0}ion of the La.la.0}-Beltra.i deriva.ive on suffi- c.ently smooth kernels on the sp.ere, those defined by a.solutely a.d uniformly exp.1}sions genera.ed by a.fa.ily of a. lea.t c.ntinuous func.ions. a.ong other things, the results show tha. c.nvenient La.la.0}-Beltra.i deriva.ives of p.sitive definite kernels on the sp.ere a.e p.sitive definite too. We a.so inc.ude simila. results on the a.0}ion of the La.la.0}-Beltra.i deriva.ive on c.ndensed sp.eric.l ha.monic.exp.1}sions.

关键词： Sp.ere La.la.0}-Beltra.i op.ra.or La.la.0}-Beltra.i deriva.ive p.sitive definite kernels,sp.eric.l ha.monic.