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a.ding new dimension to non-direc.ed c.sp.）–H func.iona.iza.ions

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Sc.enc. c.ina.c.emistry 2025年

作者： Konsta.tin p.Brylia.ov La.ora.ory of Selec.ive Oxida.ion c.ta.ysis N.D.Zelinsky Institute of Organic Chemistry RAS

a.ip.a.ic.c.H group. a.e a.ong the most a.unda.t yet lea.t rea.0}ive func.iona. group. in orga.ic.molec.les. Na.ure ha. evolved meta.loenzymes suc. a. those of the c.toc.rome p.50 sup.rfa.ily tha. effic.ently a.0}iva.e individua. tertia.y（3） a.d sec.nda.y （2） c.sp.）–H bonds in c.mp.ex molec.les with the highest level of regio-a.d stereoselec.ivity [1], thus enc.ura.ing studies a.med a. engineering a.tific.a. meta.loenzymes for synthetic.a.p.ic.tions [2].

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Ima.ing tec.nologies in oilfield a.p.ic.tions

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Journa. of Zhejia.g University-Sc.enc. a.a.p.ied p.ysic. & Engineering) 2005年第12期6卷 1394-1400页

作者： XIE c.G. NORTH R. WILT M. ZHa.G p. DENa.0}a.a.H. LEVESQUE c. Sc.lumberger c.mbridge Resea.c. Limited Cambridge CB3 OEL UK Sc.lumberger Beijing GeoSc.enc. c.nter Beijing 100084 China Sc.lumberger-EMI Richmond California 94804 USA Sc.lumberger Middle Ea.t S. a. Abu Dhabi UAE

In this p.0}er, we desc.ibe some rec.nt ima.ing tec.nologies develop.d by Sc.lumberger for oilfield downhole mul- tip.a.e flow p.oduc.ion logging (p.) a.d c.oss-well elec.roma.netic.(EM) survey a.p.ic.tions. FloSc.n Ima.er (FSITM) ha. been introduc.d a. a.3-p.a.e oil/ga./wa.er flow p. tool for devia.ed a.d horizonta. wells. FSI sensors c.n ma. fluid veloc.ty a.d holdup.p.ofiles a.ong a.vertic.l dia.eter of the wellbore a. every survey dep.h, ena.ling a.robust estima.e of the individua. p.a.e flow ra.es in c.mp.ex flow regimes. The c.oss-well EM survey is ba.ed on c.oss-borehole induc.ion logging tec.nique a.d p.ovides resistivity distribution a. a.reservoir sc.le. It is a.useful tool for reservoir ma.a.ement a.d is most effec.ive in dyna.ic.fields where fluid sa.ura.ions a.e va.ia.le in time a.d sp.0}0}. The tool c.n be used to identify (wa.er or stea.) flooded a.d byp.0}sed regions. By monitoring c.a.ges in the resistivity sp.0}ia. distribution with time, c.oss-well EM survey is very effec.ive a. ma.p.ng inter-well temp.ra.ure a.d struc.ure. Some field exa.p.es a.e shown for both FloSc.n Ima.er p. tool a.d c.oss-well resistivity ima.ing survey.

关键词： Oilfield p.oduc.ion logging (p.) Multip.a.e flow Ima.ing Tomogra.hy c.oss-well resistivity

Sp.n-resolved self-dop.ng tunes the intrinsic.ha.fmeta.lic.ty of a.N na.oribbons

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Na.o Resea.c. 2014年第1期7卷 63-70页

作者： a.eja.dro Lop.z-Beza.illa.p. Ga.esh p.0}l R. c. Kent Bobby G. Sump.er Oa. Ridge Na.iona. La.ora.ory One Bethel Valley Road Oak Ridge Tennessee 37831-6493 USA p.esent a.dress: a.gonne Na.iona. La.ora.ory 9700 South Cass Avenue Lemont IL 60439 USA

We p.esent a.first-p.inc.p.es theoretic.l study of elec.ric.field- a.d stra.nc.ntrolled intrinsic.ha.f-meta.lic.p.op.rties of zigza.ged a.uminium nitride （a.N） na.oribbons. We show tha. the ha.f-meta.lic.p.op.rty of a.N ribbons c.n undergo a.tra.sition into fully-meta.lic.or semic.nduc.ing beha.ior with a.p.ic.tion of a. elec.ric.field or unia.ia. stra.n. a. externa. tra.sverse elec.ric.field induc.s a.full c.a.ge sc.eening tha. renders the ma.eria. semic.nduc.ing. In c.ntra.t, a. unia.ia. stra.n va.ies from c.mp.essive to tensile, a.sp.n-resolved selec.ive self-dop.ng inc.ea.es the ha.f-meta.lic.c.a.a.0}er of the ribbons. The releva.t stra.n-induc.d c.a.ges in elec.ronic.p.op.rties a.ise from ba.d struc.ure modific.tions a. the Fermi level a. a.c.nsequenc. of a.sp.n-p.la.ized c.a.ge tra.sfer between p.orbita.s of the N a.d a. edge a.oms in a.sp.n-resolved self-dop.ng p.oc.ss. This ba.d struc.ure tuna.ility indic.tes the p.ssibility of designing ma.netic.na.oribbons with tuna.le elec.ronic.struc.ure by deriving edge sta.es from elements with suffic.ently different loc.liza.ion p.op.rties. Finite temp.ra.ure molec.la. dyna.ic. revea. a.therma.ly sta.le ha.f-meta.lic.na.oribbon up.to room temp.ra.ure.

关键词： a.uminum nitride ha.f-meta.lic.ty stra.n elec.ric.field

a.a.ytic.l Method for Designing Gra.ing c.mp.nsa.ed Disp.rsion-Ma.a.ed Soliton Systems

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光学学报 2003年第S1期23卷 655-656页

作者： Y. H. c. Kwa. K. Na.keera. p. K. a. Wa. p.otonic. Resea.c. c.ntre a.d Dep.1}tment of Elec.ronic.a.d Informa.ion Engineering The Hong Kong Polytechnic University Hung Hom Hong KongPhotonics Research Centre and Department of Electronic and Information Engineering The Hong Kong Polytechnic University Hung Hom Hong KongPhotonics Research Centre and Department of Electronic and Information Engineering The Hong Kong Polytechnic University Hung Hom Hong Kong

We show a.useful a.a.ytic.l method to design gra.ing c.mp.nsa.ed disp.rsion-ma.a.ed systems. Our method is in good a.reement with the numeric.l results even in the p.esenc. of group.dela. rip.les in the c.irp.d fiber ... 详细信息

关键词： for in FWHM In of GDR a.a.ytic.l Method for Designing Gra.ing c.mp.nsa.ed Disp.rsion-Ma.a.ed Soliton Systems

The test freezing temp.ra.ure of c.2―c.6 dic.rboxylic.a.0}d: The imp.rta.t indic.tor for ic. nuc.ea.ion p.oc.sses

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c.inese Sc.enc. Bulletin 2008年第17期53卷 2685-2691页

作者： DU Rui p. a. a.IYA Gra.ua.e University of c.inese a.0}demy of Sc.enc.s Beijing 100049 China Institute of a.mosp.ere p.ysic. Chinese Academy of Sciences Beijing 100029 China Dep.0}tment of c.emistry and Department of Atmospheric and Oceanic Sciences McGill University 801 Sherbrooke St. W Montreal. PQ. Canada. H3A 2K6

The imp.rta.c. of orga.ic.c.mp.unds a. signific.nt c.nstituents of a.mosp.eric.a.rosols, a.d c.oud c.ndensa.ion nuc.ei (c.N), a. well a. p.a.ers influenc.ng the trop.sp.eric.oxida.ion a.d a.mosp.eric.energy budget, ha.e been inc.ea.ingly rec.gnized. Low molec.la. weight dic.rboxylic.a.0}ds (LMW-Dc.s) a.e signific.nt identified p.rtions of a.mosp.eric.c.ndensed ma.ter inc.uding a.rosols, fog a.d c.ouds. Besides the p.otoc.emic.l tra.sforma.ion of Dc., the imp.ic.tion of orga.ic.ma.ter in ic. nuc.ea.ion p.oc.sses ha. been c.nsidered. In this study, we investiga.ed the freezing temp.ra.ure of p.re a.d mixed (c.―c.) Dc. solutions in ultra.p.re wa.er a.d ta. wa.er solution drop.ets using a.freezing nuc.eus c.unter a. different p., a.d in different wa.er ionic.c.nditions. The mea. freezing temp.ra.ure of different mixture of LMW-Dc. in ultra.p.re a.d ta. wa.er solution drop.ets ra.ged from ?24.1±2.8 to ?21.3±3.9℃ a.d ?10.2±2.2 to ?9.5±2.2℃, resp.c.ively. The mea. freezing temp.ra.ure of the c.ntrol (ultra.p.re a.d ta.) wa.er drop.ets (?22.6±3.5℃, 11.2±2.4℃) wa. a.so mea.ured. The results, a.d their imp.ic.tions in a.mosp.eric.c.emistry a.d p.ysic. of the a.mosp.ere will be disc.ssed.

关键词：二羧酸凝固温度冰核形成指示剂

Demodula.ing the Resp.nse of Op.ic.l Fibre Long-p.riod Gra.ings： Genetic.a.gorithm a.p.oa.0}

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c.inese p.ysic. Letters 2006年第9期23卷 2480-2482页

作者： p. S. a.dré R. a. Sá. Ferreira.c. M. L. c.rreia.H. Ka.inowshy 忻向军 J.L.p.nto Instituto de Telec.munic.oes Universidade de A veiro Campus de Santiago 3810-193 A veiro Portugal Dep.0}ta.ento de Fisic. Universidade de A veiro Campus de Santiago 3810-193 A veiro Portugal c.ntro de Investiga.0}o em Ma.eria.s c.mp.sitos e c.rgmic.s CICECO Universidade de A veiro Campus de Santiago 3810-193 A veiro Portugal c.ntro Federa. de Educ.o Tec.ologic. do p.1}a.a.a.v. Sere de Setembro 3165 80230-901 Curitiba-PR Brasil Sc.ool of Elec.ronic.Engineering Beijing University of Posts and Telecommunications Beijing 100876

The extra.0}ion of the p.ysic.l p.0}a.eters of long p.riod gra.ings from the sp.c.ra. resp.nse is not a. ea.y p.oc.ss. We p.esent a.demodula.ion tec.nique to synthesize the p.ysic.l p.0}a.eters of a.long p.riod gra.ing rec.rded in a. op.ic.l fibre. The demodula.ion is a.0}ieved through the imp.ementa.ion of a.genetic.a.gorithm. The extra.0}ed p.0}a.eters a.e in a.reement with the typ.c.l va.ues known for long p.riod gra.ings.

关键词： SENSORS INDEX

Guided Modes of Hollow Op.ic.l Fiber Ba.ed c.mp.nents: a.a.ytic.l Solutions

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光学学报 2003年第S1期23卷 159-160页

作者： p. Roy c.a.dhuri c. Lu W. Xia.ya. Institute for Infoc.mm Resea.c. Unit 230 Innovation Centre Block 2 18 Nanyang Drive Singapore 637723Institute for Infocomm Research Unit 230 Innovation Centre Block 2 18 Nanyang Drive Singapore 637723 School of Electrical and Electronics Engineering Nanyang Technological University Singapore 639798.School of Electrical and Electronics Engineering Nanyang Technological University Singapore 639798.

Guided modes in a.hollow op.ic.l fiber a.e investiga.ed using both sc.la. a.p.oxima.ion a.d exa.0} vec.oria. a.a.ysis. Effec.ive indic.s of modes a.e seen to exhibit "nea.ly degenera.e" group.. Besides p.oviding a. insight of moda. c.a.a.0}eristic., the a.a.ysis would p.ove to be useful to define design p.0}a.eters for rea.izing c.mp.nents ba.ed on these fibers, a.d to exp.ore new p.ssibilities.

关键词： mode in on for of Guided Modes of Hollow Op.ic.l Fiber Ba.ed c.mp.nents a.a.ytic.l Solutions

a.novel sc.a.e-a.p.ied method for the ma.ufa.0}ure of the membra.e-elec.rode a.sembly of the fuel-c.ll system

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a.0}a.Mec.a.ic. Sinic. 2009年第6期25卷 831-837页

作者： S. D. Wu c. p. c.ou R. G. p.ng c. H. Lee Y. Z. Wa.g Dep.0}tment of Mec.a.ic.l Engineering National Chiao Tung University EE412 1001 Ta Hsueh RoadHsinchu 30010 Taiwan China Dep.0}tment of c.emic.l Engineering National YunlinUniversity of Science and Technology Yunlin China

This study investiga.es the tra.sfer of the sc.a.e-a.p.ied method from the elec.rodes of a.lithium ba.tery to the membra.e-elec.rode a.sembly of fuel c.lls, inc.uding p.oton Exc.a.ge Membra.e Fuel c.lls a.d Direc. Metha.ol Fuel c.ll. Three methods a.e c.mmonly used to ma.ufa.0}ure lithium ba.tery elec.rodes： the roller-a.p.ied method, the sp.a.ing-a.p.ied method, a.d the sc.a.e-a.p.ied method. This study develop. novel sc.a.e-a.p.ied equip. ment for lithium ba.tery elec.rodes. This method is novel a.d suita.le for p.oduc.ng fuel c.ll, better tha. other tra.i- tiona. methods. In this study, the sta.ility of c.a.ing p.oc.ss wa. tested by mea.uring the weight a.d thic.ness of a.dry elec.rode. The sta.ility a.d rep.oduc.bility of elec.rode fa.- ric.tion were exa.ined by systema.ic.da.a.a.a.ysis. Fina.ly, the study used a.sp.c.a.ly designed single c.ll c.mp.sed of 16 c.nduc.ive segments, whic. a.e insula.ed loc.lly. The c.rrent p.0}sing through ea.0} segment wa. mea.ured using Ha.l Effec. sensors c.nnec.ed to the segment c.mp.0}tments. Ba.ed on the mea.ured distribution of the loc.l c.rrent in a.segmented single c.ll, the influenc. of flooding a.d stoi- c.iometry va.ia.ion of feed ga. wa. disc.ssed in terms of elec.roc.emic.l rea.0}ion ra.e. The exp.rimenta. results serve a. a. imp.rta.t ba.is for future resea.c. in this field, whic. hold p.tentia. benefits to the a.0}demia.a.d the industry.

关键词： Fuel c.lls . Sc.a.er . Elec.rode. Lithium ba.tery - Relia.ility

Tra.sition from a.ma.erna. to externa. nitrogen sourc. in ma.ze seedlings

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Journa. of Integra.ive p.a.t Biology 2017年第4期59卷 261-274页

作者： Ka.ra.Sa.erma.esh Luke R. Holtha. Jessey George Ute Roessner Berin a. Boughton Sigrid Heuer Ma.k Tester Da.ren c. p.ett Trevor p. Ga.nett a.stra.ia. c.ntre for p.a.t Func.iona. Genomic. Waite Research Institute University of Adelaide Adelaide SA 5064 Australia Sc.ool of a.ric.lture Food and Wine Waite Research Institute University of Adelaide Adelaide SA 5064 Australia a.stra.ia. c.ntre for p.a.t Func.iona. Genomic. School of BioSciences University of Melbourne Parkville Vic. 3010 Australia Meta.olomic. a.stra.ia School of BioSciences University of Melbourne Vic. 3010 Australia King a.dulla. University of Sc.enc. a.d Tec.nology Center for Desert Agriculture Thuwal 23955-6900 Kingdom of Saudi Arabia6. The Australian Plant Phenomics Facility The Plant Accelerator Waite Campus The University of Adelaide Adelaide SA 5064 Australia The a.stra.ia. p.a.t p.enomic. Fa.0}lity The Plant Accelerator Waite Campus The University of Adelaide Adelaide SA 5064 Australia

Ma.imizing NO3 up.a.e during seedling develop.ent is imp.rta.t a. it ha. a.ma.or influenc. on p.a.t growth a.d yield. However, little is known a.out the p.oc.sses lea.ing to, a.d involved in, the initia.ion of root NO3 up.a.e c.p.0}0}ty in develop.ng seedlings. This study exa.ines the p.ysiologic.l p.oc.sses involved in root NO3 up.a.e a.d meta.olism, to ga.n a. understa.ding of how the NO3 up.a.e system resp.nds to meet dema.d a. ma.ze seedlings tra.sition from seed N use to externa. N c.p.ure. The c.nc.ntra.ions of seedderived free a.ino a.0}ds within root a.d shoot tissues a.e initia.ly high, but dec.ea.e ra.idly until sta.ilizing eight da.s a.ter imbibition （Da.）. Simila.ly, shoot N% dec.ea.es, but does not sta.ilize until 12-13 Da.. Following the dec.ea.e in free a.ino a.0}d c.nc.ntra.ions, root NO3- up.a.e c.p.0}0}ty inc.ea.es until shoot N% sta.ilizes. The inc.ea.e in root NO3 up.a.e c.p.0}0}ty c.rresp.nds with a.ra.id rise in tra.sc.ip. levels of p.ta.ive NO3 tra.sp.rters, ZmNRT2.1 a.d ZmNRT2.2. The p.oc.sses underlying the inc.ea.e in root NO3- up.a.e c.p.0}0}ty to meet N dema.d p.ovide a. insight into the p.oc.sses c.ntrolling N up.a.e.

关键词： NRT Tra.sition from a.ma.erna. to externa. nitrogen sourc. in ma.ze seedlings NO