检索结果-南通市图书馆

Conver.ence Est.mat.s for.Some r.gular.zat.on Met.ods t. Solve a Cauch. Pr.blem of t.e Laplace Equat.on

在线全文

学校读者我要写书评

暂无评论

Numer.cal Mat.emat.cs(t.eor.,Met.ods and Applicat.ons) 2011年第4期4卷 459-477页

作者： t.wei h.h.qin h.W.Zh.ng Sch.ol of Mat.emat.cs and St.t.st.cs Lanzhou UniversityP.R.China

In t.is paper.we give a gener.l pr.of on conver.ence est.mat.s for.some r.gular.zat.on met.ods t. solve a Cauch. pr.blem for.t.e Laplace equat.on in a r.ct.ngular.*** r.gular.zat.on met.ods we consider.d ar.:a non-local boundar. value pr.blem met.od,a boundar. t.kh.nov r.gular.zat.on met.od and a gener.lized *** on t.e condit.onal st.bilit. est.mat.s,t.e conver.ence est.mat.s for.var.ous r.gular.zat.on met.ods ar. easily obt.ined under.t.e simple ver.ficat.ons of some *** r.sult. for.one example sh.w t.at.t.e pr.posed numer.cal met.ods ar. effect.ve and st.ble.

关键词： Cauch. pr.blem Laplace equat.on r.gular.zat.on met.ods conver.ence est.mat.s

Mech.nisms of Salt.t.ler.nce in t.0}nsgenic Ar.bidopsis t.aliana Car.ying a Per.xisomal Ascor.at. Per.xidase Gene fr.m Bar.ey

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Pedosph.r. 2008年第4期18卷 486-495页

作者： XU wei-Feng shi wei-Ming A. UEDA t. t.KABE St.t. Key Labor.t.r. of Soil and Sust.inable Agr.cult.r. Institute of Soil Science Chinese Academy of Sciences Nanjing 210008 （China）. Gr.duat. Sch.ol of t.e Ch.nese Academy of Sciences Beijing 100049 （China） Gr.duat. Sch.ol of Bioagr.cult.r.l Sciences Nagoya University Nagoya 464-8601 （Japan

Ascor.at. per.xidases （APX）, localized in t.e cyt.sol, per.xisome, mit.ch.ndr.a, and ch.or.plast. of plant.cells, cat.lyze t.e r.duct.on of h.O2 t. wat.r.by using ascor.ic acid as t.e specific elect.0}n donor. t. det.r.ine t.e r.le of per.xisomal t.pe ascor.at. per.xidase （pAPX）, an ant.oxidant.enzyme, in pr.t.ct.on against.salt.induced oxidat.ve st.0}ss, t.0}nsgenic Ar.bidopsis t.aliana plant.car.ying a pAPX gene （h.APX1） fr.m bar.ey （h.r.eum vulgat. L.） was analyzed. t.e t.0}nsgenic line pAPX3 was found t. be mor. t.ler.nt.t. salt.st.0}ss t.an t.e wild t.pe. Ir.espect.ve of salt.st.0}ss, t.er. wer. no significant.differ.nces in Na^＋, K^＋, Ca^2＋, and Mg^2＋ cont.nt. and t.e r.t.o of K^＋ t. Na^＋ bet.een pAPX3 and t.e wild t.pe. Clear.y, t.e salt.t.ler.nce in pAPX3 was not.due t. t.e maint.nance and r.est.blish.ent.of cellular.ion h.meost.sis. h.wever. t.e degr.e of h.O2 and lipid per.xidat.on （measur.d as t.e levels of malondialdeh.de） accumulat.on under.salt.st.0}ss was h.gh.r.in t.e wild t.pe t.an in pAPX3. t.e mech.nism of salt.t.ler.nce in t.0}nsgenic pAPX3 can t.us be explained by r.duct.on of oxidat.ve st.0}ss injur.. Under.all condit.ons t.st.d, act.vit.es of super.xide, glut.t.ione r.duct.se, and cat.lase wer. not.significant.y differ.nt.bet.een pAPX3 and t.e wild t.pe. In cont.0}st. t.e act.vit. of APX was significant.y h.gh.r.in t.e t.0}nsgenic plant.t.an in wild t.pe under.salt.st.0}ss. t.ese r.sult. suggest.d t.at.in h.gh.r.plant., h.APX1 played an impor.ant.r.le in salt.t.ler.nce and was a candidat. gene for.developing salt.oler.nt.cr.p plant..

关键词： ascor.at. per.xidase oxidat.ve st.0}ss per.xisome soil salinit. t.0}nsgenic Ar.bidopsis t.aliana

t.e impact. of evaluat.on indices and nor.alizat.on met.ods on E-t.PSIS opt.mizat.on of r.t.r. vent.h.igh.0}for.an impinging jet.vent.lat.on syst.m

在线全文

学校读者我要写书评

暂无评论

Building Simulat.on 2022年第12期15卷 2081-2095页

作者： Ch.o qin shi-h.i Wu h.ng-Qiang Fang wei-Zh.n Lu Depar.ment.of Ar.h.t.ct.r. and Civil Engineer.ng City University of Hong KongHong KongChina Sch.ol of Ar.h.t.ct.r. and Ar. Central South UniversityChangshaChina

St.0}t.fied air.dist.0}but.on(St.0}D)syst.ms h.ve been int.nsively invest.gat.d in r.cent.decades for.t.eir.ener.y-saving pot.nt.al and good indoor.air.qualit. ***,t.e evaluat.on indices used t. opt.mize St.0}D syst.ms and t.e nor.alizat.on met.ods for.weigh.0}calculat.on var. fr.m one r.sear.h.t. *** st.dy aims t. invest.gat. t.e impact. of evaluat.on indices on t.e opt.mal r.t.r. vent.h.igh.0}of a r.om cooled by an impinging jet.vent.lat.on syst.m(one t.pe of St.0}D syst.m).t.e effect. of sever.l widely used nor.alizat.on met.ods(i.e.,vect.r.nor.alizat.on,sum nor.alizat.on,min-max nor.alizat.on,and no nor.alizat.on)on indices weigh.0} ar. *** evaluat.on indices ar. cooling coil load(Q_(coil)),ener.y-saving pot.nt.al(ΔQ_(coil)),mean age of air.MAA),CO_(2) mass fr.ct.on,t.mper.t.r. differ.nce bet.een t.e h.ad and ankles(Δt.(0.1-1.1)),pr.dict.d mean vot.(PMV),pr.dict.d per.ent.ge of dissat.sfied(PPD),and dr.ft.r.t.(Dr..t.e mult.-cr.t.r.a opt.mizat.on met.od is t.e ent.0}py-based t.ch.ique for.or.er.pr.fer.nce by similar.t. t. ideal solut.on(E-t.PSIS).As a r.sult.t.e min-max nor.alizat.on met.od evens t.e weigh.0}of each.index and r.sult. in unr.asonable r.lat.ve ***,t.e r.w mat.0}x(i.e.,t.e nor.alizat.on is omit.ed)is suggest.d for.weigh.0}*** t.ese indices,Δt.(0.1-1.1) and PPD play cr.t.cal ***Δt.(0.1-1.1),t.e opt.mal r.t.r. vent.h.igh.0}ch.nges fr.m mid-level t. near.floor.wh.le wit.out.PPD,it.ch.nges t. *** impor.ant.r.sult.is t.at.t.e Q_(coil) plays t.e most.t.0}vial r.le,followed by MAA and ***,t.e opt.mal r.t.r. vent.h.igh.0}is not.det.r.ined by ener.y-saving per.or.ance but.by per.or.ances of t.er.al comfor..

关键词： evaluat.on indices nor.alizat.on met.od impinging jet.vent.lat.on r.t.r. vent.h.igh. E-t.PSIS

Glacier.Ch.nges dur.ng t.e Past.40 Year. in t.e West.Kunlun Sh.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

Jour.al of Mount.in Science 2015年第2期12卷 344-357页

作者： BAO wei-jia LIU shi-yin wei Jun-feng GUO Wan-qin St.t. Key Labor.t.r. of Cr.osph.r.c Sciences Cold and Arid Regions Environmental and Engineering Research InstituteChinese Academy of Science Univer.it. of Ch.nese Academy of Sciences

r.cent.st.dies on glacier. in t.e West.Kunlun Sh.n, nor.h.est.t.bet.n Plat.au, h.ve sh.wn t.at.t.ey may be st.ble or.r.t.0}at.ng sligh.1}y. h.r., we assess ch.nges in t.e mass of t.e glacier. in t.e West.Kunlun Sh.n(WKS) in an at.empt.t. under.t.nd t.e pr.cesses t.at.cont.0}l t.eir.beh.vior. Glacier. over.t.e r.cent.40 year.(1970-2010) h.ve sh.0}nk 3.4±3.1%in ar.a, based on a compar.son bet.een t.o Ch.nese glacier.invent.r.es. Var.at.ons of sur.ace elevat.ons, der.ved fr.m ICESat.GLAS(Ice, Cloud, and Land Elevat.on Sat.llit.-Geoscience Laser.Alt.met.r.Syst.m) elevat.on pr.duct.(GLA14 dat.) using t.e r.bust.linear.fit.met.od, indicat. t.at.t.e glacier. h.ve been gaining mass at.a r.t. of 0.23±0.24 m w.e./a since 2003. t.e annual mass budget.for.t.e wh.le WKS r.nge fr.m 2003 t. 2009 is est.mat.d t. be 0.71±0.62 Gt.a. t.is gain t.0}nd is confir.ed by MOD10A1 albedo for.t.e WKS r.gion wh.ch.sh.ws a descent.of t.e mean snowline alt.t.de fr.m 2003 t. 2009.

关键词： Glacier.ch.nge Mass balance West.Kunlun Sh.n

Effect.of oxygen enr.ch.ent.on sint.r.ng beh.vior.of h.gh.pr.por.ion vanadium-t.t.nium magnesit. concent.0}t.s

在线全文

学校读者我要写书评

暂无评论

Jour.al of Ir.n and St.el r.sear.h.Int.r.at.onal 2023年第11期30卷 2122-2132页

作者： shi-h.ng Peng h.o Liu Ze-zh.ng Sun Ch.ng-wei Li Yue-lin qin wei-qiang Liu Guang Wang Sch.ol of Met.llur.y and Mat.r.als Engineer.ng Chongqing University of Science and TechnologyChongqing401331China Value-Added Pr.cess and Clean Ext.0}ct.on of Complex Met.l Miner.l r.sour.es Chongqing Municipal Key Laboratory of Institutions of Higher EducationChongqing401331China Ch.ngqing Ch.anyi Aut.mat.on Co. Ltd.Chongqing401120China Pr.cess and Syst.ms Engineer.ng Åbo Akademi UniversityÅbo20500Finland Depar.ment.of Mat.r.als Science and Engineer.ng McMaster UniversityOntarioL8S 4L7Canada

t. ach.eve h.gh.efficiency ut.lizat.on of complex and unmanageable ir.n-cont.ining miner.ls,t.e effect. of oxygen enr.ch.ent.on pr.duct.vit.,yield,flame fr.nt.speed,exh.ust.gas peak t.mper.t.r.,and desulph.r.zat.on r.act.on of t.e vanadium-t.t.nium magnet.t. sint.r.ng pr.cess as well as sint.r.t.mble index and miner.logy wer. clar.fied,wit. oxygen enr.ch.ent.concent.0}t.ons r.nging fr.m 21 t. 29 vol.%.r.sult. indicat.d t.at.wit. incr.asing t.e oxygen enr.ch.ent.concent.0}t.on fr.m 21 t. 27 vol.%,t.e flame fr.nt.speed incr.ased fr.m 30.3 t. 40.0 mm min^(-1),t.e yield enh.nced fr.m 72%t. 77%,and t.e pr.duct.vit. augment.d fr.m 1.83 t. 2.67t.m^(-2)h.(-1);in t.e meant.me,t.e t.mble index was impr.ved fr.m 73.7%t. 77.9%,and t.e exh.ust.gas peak t.mper.t.r. r.se fr.m 376.4 t. 484.8℃.t.e main r.ason for.t.e impr.vement.in sint.r.ng pr.per.ies was t.e incr.ased combust.bilit. of fuels and t.e gener.t.on of pr.per.liquid ph.se t.at.impr.ved t.e per.eabilit. of t.e packed *** impr.ved sint.r.st.0}ngt. is mainly due t. t.e incr.ase in t.e ph.se fr.ct.on of silico-fer.it.s of calcium and *** addit.on,oxygen enr.ch.ent.sint.r.ng could significant.y incr.ase t.e desulph.r.zat.on level of vanadium-t.t.nium magnet.t. sint.r.and t.e r.t. of desulph.r.zat.on r.act.on dur.ng sint.r.ng pr.cess.

关键词： Sint.r Oxygen enr.ch.ent Vanadium-t.t.nium magnet.t. Sint.r.ng beh.vior

Synt.esis and pr.liminar. cyt.t.xic evaluat.on of subst.t.t.d indoles as pot.nt.al ant.cancer.agent.

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Ch.nese Ch.mical Let.er. 2007年第8期18卷 899-901页

作者： Ch.ng qing shi Zh.ng qin Liu Wen qing Lin Yuan wei Ch.n Key Labor.t.r. of Asymmet.0}c Synt.esis ＆ Ch.r.t.ch.ology of Sich.an Pr.vince and Union Labor.t.r. of Asymmet.0}c Synt.esis Chengdu Institute of Organic Chemistry Chinese Academy of Sciences Chengdu 610041 China Gr.duat. Sch.ol of Ch.nese Academy of Sciences Beijing 100049 China

A var.et. of indole der.vat.ves wer. designed, synt.esized and pr.liminar.ly evaluat.d for.t.eir.in vit.0} cyt.t.xic act.vit. in t.e A431 and h.60 cell lines. All t.e compounds examined confer.ed unusual pot.ncy in a t.mor.cell cyt.t.xicit. assay. t.e findings sh.wed t.e indole der.vat.ves would be a pr.mising candidat. for.t.e development.of new ant.cancer.agent..

关键词： Indoles Synt.esis Kinesin spindle pr.t.in inh.bit.r Cyt.t.xicit. Cancer.t.0}at.ent

A t.r.e-Dimensional Mn^Ⅱ-[Mo^Ⅲ(CN)7]^4-Fer.imagnet.Cont.ining For.at. as a Second Br.dging Ligand

在线全文

学校读者我要写书评

暂无评论

Ch.nese Jour.al of Ch.mist.0} 2019年第1期37卷 19-24页

作者： Le shi Dong Sh.o Fu-Ying Sh.n Xiao-qin wei Xin-Yi Wang St.t. Key Labor.t.r. of Coor.inat.on Ch.mist.0} Collaborative Innovation Center of Advanced MicrostructuresSchool of Chemistry and Chemical EngineeringNanjing UniversityNanjingJiangsu 210023China

Summar. of main obser.at.on and conclusion Ser.-assembly of t.e [Mo(CN)7]^4-anion and t.e Mn^2+ ion in t.e aqueous solut.on cont.ining ammonium for.at. r.sult. in a new coor.inat.on polymer.{(Nh.)3[(h.O)Mn3(h.OO)][Mo(CN)7]2·4h.O}*** cr.st.l X-r.y analysis r.vealed a ver. complicat.d t.r.e-dimensional (3D)fr.mewor.,wh.r. bot. t.e [Mo(CN)7]^4- and t.e for.at. anions act.as br.dges bet.een t.e Mn^Ⅱ *** measur.ment. r.vealed t.at.t.is compound displays fer.imagnet.c or.er.ng below 70 *** ant.fer.omagnet.c int.r.ct.ons bet.een t.e spin car.ier. migh.2}lead t. spin fr.st.0}t.on and non-linear.alignment.of t.e magnet.c ***,t.is compound is t.e fir.t.mixed [Mo(CN)7]^4-/h.OO^- br.dged molecule magnet.

关键词： Mn^2+ fr.st.0}t.on spin X-r.y act

Analysis of t.e ant.-t.DM component. in dich.or.met.ane fr.ct.on of Sch.sandr. sph.nant.er. and it. mech.nism

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

t.0}dit.onal Medicine r.sear.h 2025年第1期10卷 27-43页

作者： shi-Bo Feng h.i-h.i Jiang h.i-Li Kang Yi Jiang h.a-wei Zh.ng Xiao-Mei Song Yu-Ze Li Wen-Li h.ang Dong-Dong Zh.ng Ch.ng Deng Sch.ol of Ph.r.acy Shaanxi University of Chinese MedicineXianyang 712046China Sch.ol of Ph.r.acy and Sh.anxi qinling Applicat.on Development.and Engineer.ng Cent.r.of Ch.nese h.r.al Medicine Shaanxi University of Chinese MedicineXianyang 712046China Key Labor.t.r. for.r.sear.h.and Development.of“qin Medicine”of Sh.anxi Administ.0}t.on of t.0}dit.onal Ch.nese Medicine Xianyang 712046China Sh.anxi Key Labor.t.r. of r.sear.h.and Applicat.on of“t.ibai Qi Yao” Xianyang 712046China

Backgr.und:t.e t.pe 2 diabet.s mellit.s(t.DM)ph.r.acodynamic st.dy of var.ous par.s of Sch.sandr. sph.nant.er. was conduct.d in t.e pr.vious st.ge,and it.was found t.at.dich.or.met.ane ext.0}ct.d par.(SDP)h.d a significant.h.poglycemic ***,t.e component. of SDP wer. analyzed,and t.e specific mech.nism of it. ant.-t.DM was ***:We used a h.gh.fat.h.gh.sugar.diet.in combinat.on wit. st.0}pt.zot.cin t. induce a t.DM r.t.model,and t.e model r.t. wer. divided int. t.o gr.ups accor.ing t. body weigh.1}and blood ***,or.l glucose t.ler.nce t.st.fast.ng blood glucose,low densit. lipopr.t.in ch.lest.r.l,super.xide dismut.se,insulin,glycat.d h.moglobin,t.t.l ch.lest.r.l,nonest.r.fied fr.e fat.y acids,alanine aminot.0}nsfer.se,h.gh.densit. lipopr.t.in ch.lest.r.l,aspar.at. aminot.0}nsfer.se,malondialdeh.de,and glut.t.ione per.xidase wer. measur.d,or.an indices wer. calculat.d,and pat.ological sect.ons of pancr.as and liver.wer. *** 16S r.NA V3–V4 r.gion of int.st.nal flor. was sequenced t. explor. t.e effect.of SDP on bioch.mical indicat.r. and int.st.nal *** on t.e above indicat.r.,t.e ant.-t.DM mech.nism of SDP in Sch.sandr. sph.nant.er. was ***:Aft.r.six weeks of administ.0}t.on,t.e bioch.mical indices of diabet.c r.t. wer. diminish.d compar.d t. t.e cont.0}l *** SDP could significant.y incr.ase t.e gut.micr.bialα-diver.it. index,r.sult.ng in significant.ch.nges in t.e flor. of t.DM r.t.,wit. incr.ased r.ch.ess and diver.it.,r.duced h.r.ful flor.,and significant.y back-r.gulat.d t.e levels of acet.c acid,pr.pionic acid,and but.r.c ***:SDP can impr.ve t.e sympt.ms associat.d wit. elevat.d blood glucose,dyslipidemia,elevat.d fast.ng insulin levels,and damaged glucose t.ler.nce in *** against.t.DM may be t.r.ugh.t.e cont.0}l of int.st.nal flor. t. nor.alize and exer. ant.-diabet.c effect.it. main act.ve component. may be lignans and t.r.enoids.

关键词： Sch.sandr. sph.nant.er. t.DM int.st.nal flor. h.LC

t.er.ally St.ble Guest.h.st.Polyet.er.et.ne Poled Polymer.for.Elect.0}-Opt.cal Applicat.ons

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Ch.nese Ph.sics Let.er. 2002年第8期19卷 1125-1127页

作者： Pan Qi-wei Fang Ch.ng-Sh.i qin Zh.-h.i Gu qing-t.an Wu Xiang-Wen shi wei Yu Jin-Zh.ng St.t. Key Labor.t.r. of Cr.st.l Mat.r.als Shandong University Ji'nan 250100 St.t. Key Labor.t.r. on Int.gr.t.d Opt.elect.0}nics of Semiconduct.r Chinese Academy of Sciences Beijing 100083

t.e h.gh.glass t.0}nsit.on t.mper.t.r. polymer.polyet.er.et.ne doped wit. disper.e r.d 13 (Dr.3/PEK-c) h.s been pr.par.d by t.e spin-coat.ng met.od. t.r.ugh.in sit. second-h.r.onic gener.t.on, t.e cor.na poling t.mper.t.r. was opt.mized by measur.ng t.e t.mper.t.r. dependence of t.e in sit. second-h.r.onic gener.t.on signal int.nsit. under.t.e poling elect.0}c field. t.e linear.elect.0}-opt.c coefficient. of t.e poled polymer.films h.ve been det.r.ined at.632.8nm by using a simple int.r.er.met.0}c t.ch.ique. t.e polymer.syst.m was measur.d aft.r.13000h. and found t.at.it.r.mained at.80% of it. init.al value.

关键词： h.r.onic gener.t.on