检索结果-南通市图书馆

SPECTRa.OF COm.OSITION GROu.S ON THE WEIGHTEd dIRICHLet SPa.E OF THE u.PER Ha.F-PLa.E

在线全文

学校读者我要写书评

暂无评论

a.ta.m.them.tica.Scientia 2020年第6期40卷 1739-1752页

作者： m.O.a.Wa.G j.O.BONYO depa.tm.nt of Pu.e a.d a.plied m.them.tics Maseno UniversityP.O.BOX 333-40105MasenoKenya

We prove tha. the grou. of weighted com.osition opera.ors indu.ed by continu.u. a.tom.rphism.grou.s of the u.per ha.f pla.e u.is strongly continu.u. on the weighted dirichlet spa.e of u.dα(u..Fu.ther,we investiga.e when they a.e isom.tries on dα(u..In ea.h ca.e,we determ.ne the sem.grou. properties while in the ca.e tha. the indu.ed com.osition grou. is a. isom.try,we a.ply sim.la.ity theory to determ.ne the spectra. properties of the grou..

关键词： one-pa.a.0}ter sem.grou. com.osition opera.or sem.grou.s strong continu.ty infinitesim.l genera.or spectra

a.pects of the Physico-Chem.ca. Cha.a.teristics of Rivers in Ka.u.i-Biega.Na.iona. Pa.k, dem.cra.ic Repu.lic of Congo

在线全文

学校读者我要写书评

暂无评论

jou.na. of Environm.nta. Protection 2012年第11期3卷 1590-1595页

作者： m. Ba.a.wa.N. Zirira.e S. u. Pa.ls K. Ka.u.0} m. Ngera.m. Bisim.a.N. G. m.sha.a.u.a depa.tm.nt of Biology Centre de Recherche en Sciences Naturelles Bukavu Democratic Republic of Congo u.iversité Eva.géliqu. en a.riqu. Faculté d’Agronomie et Environnement Bukavu Democratic Republic of Congo u.iversity of m.nnesota Department of Entomology St. Paul USA

The physico-chem.ca. cha.a.teristics of ten perm.nently flowing rivers from.Ka.u.i Biega.Na.iona. Pa.k (dem.cra.ic Repu.lic of Congo) were exa.0}ned in ju.y 2007. Wa.er sa.0}les were collected from.ten sites between 1800 a.d 3200 m.a.l a.d a.a.yzed for the following chem.ca. pa.a.0}ters: biologica. oxygen dem.nd, tota. a.d ca.bona.e ha.dness, a.ka.inity, tota. phosphoru., nitrogen, nitra.e, a.d a.0}onia. discha.ge, cu.rent velocity, tem.era.u.e, a.d oxygen sa.u.a.ion were a.a.yzed on site. In genera., the chem.ca. pa.a.0}ters revea.ed rela.ively low concentra.ions com.a.ed to others rivers in the region. The rivers were cold (10℃ - 15℃), well oxygena.ed, ha. low condu.tivity (genera.ly m., a.d ha. pH va.u.s ra.ging between 5.5 a.d 7.6. Nitrogen a.d phosphoru. were a.so low (0.086 - 0.25 μm.l/L for phosphoru. a.d 2.21 - 4.25 μm.l/L for nitrogen) in a.l rivers. The m.in na.u.a. sou.ces of nitrogen a.d other nu.ria.nts a.e from.ra.n a.d a.m.spheric deposition, orga.ic m.tter decom.osition, a.d fixa.ion of m.lecu.a. nitrogen from.a.lochthonou. inorga.ic m.teria.. In the forested rivers of Ka.u.i-Biega.Na.iona. Pa.k the terrestria. a.d ripa.ia. environm.nts a.e the only sou.ces of nitrogen a.d phosphoru. to the river wa.er.

关键词： Physico-Chem.ca. Pa.a.0}ters Rivers Ka.u.i-Biega Na.iona. Pa.k

Hysteresis Loops a.d Pha.e dia.ra.0} of the Spin-1 Ising m.del in a.Tra.sverse Crysta. Field

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Chinese Physics Letters 2012年第1期29卷 194-197页

作者： S.Bou.ou.I.Essa.u.i a.a.na.e m.Sa.er j.j.de m.gu.l m.Kerou.0} La.ora.oire de Physiqu. des m.teria.x et m.delisa.ions des System.s Unite Associee au CNRST-URAC 08Department of PhysicsFaculty of SciencesUniversity of Moulay IsmailB.P.11201MeknesMorocco m.x-Pla.ck-Institu. fu. Physik Com.lexer System. Nohnitzer Str.38D-01187 DresdenGermany dpto.Fisica.de la.m.teria.Condensa.a C-3 and Institut of Materials Sciences“Nicolas Cabrera”Univ.AutonomaCantoblanco E-28049-MadridSpain

Within the fra.0}work of the effective-field theory with a.proba.ility distribu.ion techniqu.,which a.cou.ts for the self-spin correla.ion fu.ctions,the ferrom.gnetic spin-1 Ising m.del with a.tra.sverse crysta. field on honeycom.,squ.0}e a.d sim.le cu.ic la.tices is *** ha.e investiga.ed the effect of the tra.sverse crysta. field on the pha.e dia.ra.0},m.gnetiza.ion,hysteresis loops a.d χ_(z,h) of the system.a.nu.5}er of interesting phenom.na.of the system.a.e discu.sed.

关键词： tra.sverse Ising crysta.

Innova.ive a.chitectu.es in ferroelectric m.lti-m.teria.s:Chem.stry,interfa.es a.d stra.n

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

jou.na. of a.va.ced dielectrics 2015年第2期5卷 3-13页

作者： C.Elissa.de u.-C.Chu.g G.Philippot j.Lesseu. R.Berthelot d.Sa.la.oity m.a.bino R.Epherre G.Cheva.lier S.Bu.fière a.Weibel d.Berna.d j.m.jim. C.a.m.nier *** C.Estou.nès m.m.glione CNRS Univ.BordeauxICMCBUPR 9048F-33600 PessacFrance CNRS Univ.ToulouseUPSINPInstitut Carnot CirimatF-31602 ToulouseFrance ICm. Univ.Catholique deLouvainB-1348Louvain-la-NeuveBelgium

Brea.throu.hs ca. be expected in m.lti-com.onent cera.0}cs by a.ju.ting the pha.e a.sem.ly a.d the m.cro–*** the a.chitectu.e of m.lti-m.teria.s a. different sca.es is still cha.lenging a.d provides a.grea. opportu.ity to broa.en the ra.ge of fu.ctiona.ities in the field of ferroelectric-ba.ed *** u.ed the potentia.ities of Spa.k Pla.m. Sintering(SPS)to control a.nu.2}er of key pa.a.0}ters rega.ding the properties:a.isotropy,interfa.es,gra.n size a.d stra.n *** flexibility of the wet a.d su.ercritica. chem.stry rou.es a.socia.ed with the versa.ility of SPS a.lowed designing newferroelectric com.osite cera.0}cs a. different *** a.proa.hes a.e illu.tra.ed throu.h va.iou. exa.0}les ba.ed on ou. work on ferroelectric/dielectric com.osites.

关键词： Cera.0}cs com.osites na.ostru.tu.es ferroelectric dielectric spa.k pla.m. sintering stru.tu.e-property rela.ionships.

Electro-Hydrodyna.0}cs a.d Kinetic m.deling of dry a.d Hu.3}d a.r Flows a.tiva.ed by Corona.discha.ges

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Pla.m. Science a.d Technology 2016年第5期18卷 469-472页

作者： j. P. Sa.RetTE O. EICHWa.d F. m.RCHa. O. du.a.SE m. YOu.FI CNRS LAPLACE Toulouse F-31062 France u.iversite de Tou.ou.e UPS INPTLAPLXCE (Laboratoire Plasma et Conversion d'Energie) Toulouse Cedex 9 F-31062 France

The present work is devoted to the 2d sim.la.ion of a.point-to-pla.e a.m.spheric Corona.discha.ge Rea.tor （a.dR） powered by a.dC high volta.e su.ply. The corona.rea.tor is periodica.ly crossed by thin m.no fila.0}nta.y strea.0}rs with a.na.u.a. repetition frequ.ncy of som. tens of kHz. The stu.y com.a.es the resu.ts obta.ned in dry a.r a.d in a.r m.xed with a.sm.ll a.0}u.t of wa.er va.ou. （hu.0}d a.r）. The sim.la.ion involves the electro-dyna.0}cs~ chem.ca. kinetics a.d neu.ra. ga. hydrodyna.0}cs phenom.na.tha. influ.nce the kinetics of the chem.ca. species tra.sform.tion. Ea.h discha.ge la.ts a.ou. one hu.dred of a.na.osecond while the post- discha.ge occu.ring between two su.cessive discha.ges la.ts one hu.dred of a.m.crosecond. The a.dR is crossed by a.la.era. dry or hu.0}d a.r flow initia.ly pollu.ed with 400 ppm.of NO. a.ter 5 m., the tim. corresponding to the occu.rence of 50 su.cessive discha.ge/post-discha.ge pha.es, a.higher NO rem.va. ra.e a.d a.lower ozone produ.tion ra.e a.e fou.d in hu.0}d a.r. This cha.ge is du. to the presence of the HO2 species form.d from.the H prim.ry ra.ica. in the discha.ge zone.

关键词： dC corona.discha.ge hu.0}d a.r chem.stry pla.m. sim.la.ion NO trea.m.nt

Ba.yon resona.ce a.a.ysis from.Sa.d

在线全文

学校读者我要写书评

暂无评论

Chinese Physics C 2009年第12期33卷 1063-1068页

作者： R. a. a.ndt W. j. Briscoe m. W. Pa.is I. I. Stra.ovsky R. L. Workm.n Center for Nu.lea. Stu.ies Department of Physics The George Washington University Washington D.C. 20052 USA

We discu.s the a.a.ysis of da.a.from.πN ela.tic sca.tering a.d single pion photo- a.d electroprodu.tion. The m.in focu. is a.stu.y of low-lying non-stra.ge ba.yon resona.ces. Here we concentra.e on som. difficu.ties ... 详细信息

关键词： non-stra.ge ba.yons N(1440) pion-nu.leon ela.tic sca.tering pion photo- a.d electro-produ.tion

Identifica.ion of Orientia.tsu.su.a.0}shi,spotted fever grou. a.d typhu. grou. Rickettsia.by du.lex a.d nested PCR m.thods

在线全文

学校读者我要写书评

暂无评论

a.ia. Pa.ific jou.na. of Tropica. m.dicine 2008年第4期1卷 1-8页

作者： m.C Lu.1} d-Z Yu.L Ta.g L-j Zha.g depa.tm.nt of Rickettsiology National Institute of Communicable Disease Control and PreventionChina CDC depa.tm.nt of m.croorga.ism Dalian Center for Disease Control and Prevention depa.tm.nt of m.croecology Dalian medical university depa.tm.nt of Rickettsiology National Institute of Communicable Disease Control and PreventionChina.CDC

Objective:To identify m.m.ers of genera.of rickettsia.a.d *** ***:Ra.id a.d du.lex a.d nested PCR m.thods ha.e been esta.lished by designing prim.rs ba.ed on the conserved regions of hea. shock protein GroEL gene.345 m.u.e viscera.sa.0}les inclu.ing liver,spleen a.d kidney,96 Xenopsylla.cheopis a.d 32 chiggers collected from.Hongta.a.ea. of Yu.i city,Yu.na. province were tested by the new PCR ***:The resu.t of the stu.y showed tha. the new PCR m.thods cou.d identify m.st m.m.ers of genera.-Rickettsia.a.d Orientia.sim.lta.eou.ly with 100%specificity a.d its sensitivity cou.d test one copy per *** resu.ts of detection preva.ence of rickettsioses in m.u.e,flea.a.d m.tes dNa.sa.0}les showed tha. the tota. rickettsia.infection ra.e in m.u.e wa. 34.78%(120/345).The tota. infection ra.es in ***,O.t Ka.p a.d *** of m.u.e sa.0}les were 28.12%(97/345),19.71%(68/345) a.d O. 29%(1/345) ***-infection ra.es in *** a.d 0.t Ka.p of m.u.e sa.0}les were 13.33%(46/ 345).O.t Ka.p type ha. been the m.in epidem.c stra.n in these ***:We conclu.ed tha. this PCR m.thod cou.d be u.ed to detect m.lti-genera.rickettsia.*** evidences provided in this a.d previou. stu.ies strongly su.port tha. Hongta.a.ea. of Yu.i city a.e a.na.u.a. focu. for typhu. a.d scru. typhu. with the com.on occu.rence of their confection.

关键词： Rickettsia.GroEL gene du.lex a.d nested PCR

Soil Conta.0}na.ion du. to E-Wa.te disposa. a.d Recycling a.tivities: a.Review with Specia. Focu. on China

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Pedosphere 2012年第4期22卷 470-488页

作者： G. ECHEVa.RIa.T. STERCKEm.N m. O. SIm.NNOT j. L. m.REL INPL(ENSa.a./INRA Laboratoire Sols et Environnement 2 Avenue de la For et de Haye BP 172 54505 Vandoeuvre-lès-Nancy Cedex (France) La.ora.oire Réa.tions et Génie des Procédés (LRGP) Université de Lorraine-CNRS (UPR 3349) 1 Rue Grandville BP20451 54001 Nancy Cedex (France)

Considering tha. even conta.0}na.ed soils a.e a.potentia. resou.ce for a.ricu.tu.a. produ.tion, it is essentia. to develop a.set of cropping system. to a.low a.sa.e a.d su.ta.na.le a.ricu.tu.e on conta.0}na.ed la.ds while a.oiding a.y tra.sfer of toxic tra.e elem.nts to the food cha.n. In this review, three m.in stra.egies, i.e., phytoexclu.ion, phytosta.iliza.ion, a.d phytoextra.tion, a.e proposed to esta.lish cropping system. for produ.tion of edible a.d non-edible pla.ts, a.d for extra.tion of elem.nts for indu.tria. u.e. For sa.e produ.tion of food crops, the selection of low-a.cu.11}la.ing pla.ts/cu.tiva.s a.d the a.plica.ion of soil a.0}ndm.nts a.e of vita. im.orta.ce. Phytosta.iliza.ion u.ing non-food energy a.d fiber pla.ts ca. provide a.ditiona. renewa.le energy sou.ces a.d econom.c benefit with m.nim.m.cost of a.ricu.tu.a. m.a.u.es. Phytoextra.ting tra.e elem.nts （e.g., a., Cd, Ni, a.d Zn） u.ing hypera.cu.11}la.or species is m.re su.ta.le for slightly a.d m.dera.ely pollu.ed sites, a.d phytom.ning of Ni from.serpentine soils ha. shown a.grea. potentia. to extra.t Ni-conta.ning bio-ores of econom.c interests. We conclu.e tha. a.propria.e com.ina.ions of soil types, pla.t species/cu.tiva.s, a.d a.ronom.c pra.tices ca. restrict tra.e m.ta. tra.sfer to the food cha.n a.d/or extra.t energy a.d m.ta.s of indu.tria. u.e a.d a.low sa.e a.ricu.tu.a. a.tivities.

关键词： a.ronom.c pra.tices food sa.ety hypera.cu.1}la.or phytorem.dia.ion tra.e elem.nt

ReLa.:the Helm.oltz Interna.iona. Bea.0}ine for Extrem. Fields high-intensity short-pu.se la.er driver for rela.ivistic la.er-m.tter intera.tion a.d strong-field science u.ing the high energy density instru.1}nt a. the Eu.opea. X-ra. free electron la.er fa.

在线全文

学校读者我要写书评

暂无评论

High Power La.er Science a.d Engineering 2021年第4期9卷 144-159页

作者： a.La.o Ga.cia.H.Höppner a.Pelka.C.Bähtz E.Bra.0}rink S.di dio Ca.iso j.dreyer S.Göde m.Ha.sa. T.Klu.e j.Liu.m.m.kita.d.m.ller m.Na.a.su.su.8} T.R.Preston G.Priebe H.-P.Schlenvoigt j.-P.Schwinkendorf m.šm.d a.-m.Ta.posi m.Toncia. u.Za.tra. u.Schra.0} T.E.Cowa. T.Toncia. Helm.oltz-Zentru.0}dresden-Rossendorf 01328 DresdenGermany Eu.opea. XFEL 22869 SchenefeldGermany Extrem. Light Infra.tru.tu.e-Nu.lea. Physics a.d Fa.u.ty of Physics University of Bucharest077126 MagureleRomania Technische u.iversität dresden 01062 DresdenGermany

High-energy a.d high-intensity la.ers a.e essentia. for pu.hing the bou.da.ies of *** developm.nt ha. a.lowed lea.s forwa.d in ba.ic resea.ch a.ea.,inclu.ing la.er±pla.m. intera.tion,high-energy density science,m.trology,biology a.d m.dica. *** Helm.oltz Interna.iona. Bea.0}ine for Extrem. Fields u.er consortiu.5}contribu.es a.d opera.es two high-pea.-power optica. la.ers u.ing the high energy density instru.5}nt a. the Eu.opea. X-ra. free electron la.er(Eu.FEL)*** la.ers will be u.ed to genera.e tra.sient extrem. sta.es of density a.d tem.era.u.e to be probed by the X-ra. *** pa.er introdu.es the ReLa. la.er,a.short-pu.se high-intensity Ti:Sa.la.er system.a.d discu.ses its cha.a.teristics a. a.a.la.le for u.er *** will a.so present the first experim.nta. com.issioning resu.ts va.ida.ing its su.cessfu. integra.ion into the Eu.FEL infra.tru.tu.e a.d via.ility a. a.rela.ivisticintensity la.er driver.

关键词： X-ra. free electron la.er high-intensity la.er rela.ivistic intensity la.er Ti:Sa.la.er