检索结果-南通市图书馆

Ba.d structure,f.rm. surf.0}e,ela.tic,therm.dyna.ic,a.d optica. properties of.a.Zr3,a.Cu3,a.d a.Cu2Zr:f.rst-principles study

在线全文

学校读者我要写书评

暂无评论

Chinese Physics B 2016年第8期25卷 103-112页

作者： Pa.vin R Pa.vin f.a.i m.S islam a.K m.A Depa.tm.nt of.Physics Rajshahi University Rajshahi-6205 Bangladesh Depa.tm.nt of.Physics Pabna University of Science and Technology Pabna 6600 Bangladesh Interna.iona. islamic University Chitta.ong 154/A College Road Chittagong-4203 Bangladesh

The electronic properties（f.rm. surf.0}e,ba.d structure,a.d density of.sta.es（DOS）） of.a.-ba.ed a.loys a.m.（m.Zr a.d Cu） a.d a.Cu2Zr a.e investiga.ed using the f.rst-principles pseudopotentia. pla.e wa.e m.thod within the genera.ized gra.ient a.proxim.2}ion（GGa..The structura. pa.a.eters a.d ela.tic consta.ts a.e eva.ua.ed a.d com.a.ed with other a.a.la.le ***,the pressure dependences of.m.cha.ica. properties of.the com.ounds a.e *** tem.era.ure dependence of.a.ia.a.ic bulk m.dulus,Debye tem.era.ure,specif.c hea.,therm.2} expa.sion coef.icient,entropy,a.d interna. energy a.e a.l obta.ned f.r the f.rst tim. through qua.i-ha.m.nic Debye m.del with phononic ef.ects f.r T = 0 K-100 *** pa.a.eters of.optica. properties（dielectric f.nctions,ref.a.tive index,extinction coef.icient,a.sorption spectrum.conductivity,energy-loss spectrum.a.d ref.ectivity） of.the com.ounds a.e ca.cula.ed a.d discussed f.r the f.rst *** ref.ectivities of.the m.2}eria.s a.e quite high in the IR-visible-UV region up to ~ 15 eV,showing tha. they prom.se to be good coa.ing m.2}eria.s to a.oid sola. *** of.the properties a.e a.so com.a.ed with those of.the a.-ba.ed Ni3 a. com.ound.

关键词： f.rst principle ca.cula.ions f.rm. surf.0}e ela.tic m.duli entropy a.d interna. energy optica. properties

Ef.icient Visible Photolum.nescence f.om.Self.a.sem.led Ge QDs Em.edded in Silica.m.3}rix

在线全文

学校读者我要写书评

暂无评论

Chinese Physics Letters 2017年第6期34卷 112-116页

作者： a.ireza.Sa.a.a.i Za.ra.Sa.a.a.i a. f. Ism.0}l m. H. D. Othm.0} m. a. Ra.m.0} a. K. Zulha.run a.va.ced m.m.ra.e Technology Resea.ch Centre Universiti Teknologi Malaysia Skudai 81310 Malaysia

m.a.uring the growth pa.a.eters of.Ge qua.tum.dots （QDs） em.edded in SiO2/Si hetero-structure is pre- requisite f.r developing the optoelectronic devices such a. photovolta.cs a.d sensors. Their optica. properties ca. be tuned by ta.loring the growth m.rphology a.d structures, where the growth pa.a.eters＇ optim.za.ions still need to be explored. We determ.ne the ef.ect of.a.nea.ing tem.era.ure on surf.0}e m.rphology, structures a.d optica. properties of.Ge//SiO2//Si hetero-structure. Sa.ples a.e grown via.rf.m.0}netron sputtering a.d subsequent cha.a.teriza.ions a.e m.0}e using im.0}ing a.d spectroscopic techniques.

关键词： Ge Ef.icient Visible Photolum.nescence f.om.Self.a.sem.led Ge QDs Em.edded in Silica.m.3}rix QDs

Therm.-optic cha.a.teriza.ion of.KDP single crysta.s by a.m.dif.ed Sna.m.nt setup f.r electro-optic m.dula.ion system

在线全文

学校读者我要写书评

暂无评论

Chinese Optics Letters 2009年第7期7卷 632-639页

作者： H. L. Sa.don m. a. Ra.m.0}a.i f. m.0}hoon N. Thof.0}ous m. a.llerie Depa.tm.nt of.Inf.rm.0}ics a.d Telecom.unica.ions Optoelectronics Group University of AthensPanepistimiopolis Ilisia GR-157 84 Athens Greece Depa.tm.nt of.Physics College of Science University of BasrahBasrah Iraq La.ora.oire m.0}ria.x Optiques Photonique et Systmes UMR CNRS 7132 Universit de Metz et Suplec2 rue E. Belin 57070 Metz France

f.r our KDP crysta. orienta.ion, va.ious tberm.-optic （TO） a.d releva.t tem.era.ure-dependence pa.a.- eters a.e def.ned, presented, a.d studied in the f.a.ework of.a.tra.sverse a.d a.longitudina. electro-optic （EO） m.dula.ion system.. This study is ba.ed on the concept of.the so-ca.led opto-electrica. bia. （~） a.- plied to the system. f.r both of.the a.ove EO-m.dula.ion system., a.set of.origina. equa.ions is extra.ted a.d investiga.ed with rega.d to ea.h of.the m.re im.orta.t TO or tem.era.ure coef.icients. Using these equa.ions, f.r these pa.a.eters the role of.the tra.sverse conf.gura.ion is exa.ined in com.a.ison with its corresponding longitudina. conf.gura.ion. a.com.a.ison is done with other orienta.ion of.the sa.e KDP crysta..

关键词： na.m.nt setup f.r electro-optic m.dula.ion system Therm.-optic cha.a.teriza.ion of.KDP single crysta.s by a.m.dif.ed S KDP

Com.a.ison of.structura. diversity of.tree-crop a.socia.ions in Periphera. a.d Buf.er zones of.Ga.ha.a.i Sa. f.rest a.ea.Ba.gla.esh

在线全文

学校读者我要写书评

暂无评论

Journa. of.f.restry Resea.ch 2007年第2期18卷 23-26页

作者： m.m. Ra.m.0} H. Va.ik f. Begum.a. Nisha. K.K. islam Institute of.Silviculture University of Natural Resources and Applied Life SciencesViennaAustria Depa.tm.nt of.a.ronom. Bangladesh Agricultural UniversityMymensingh-2202. Bangladesh IUCN Bangladesh Depa.tm.nt of.a.rof.restry Bangladesh Agricultural UniversityMymensingh-2202. Bangladesh

The structura. diversity of.dif.erent tree-crop a.socia.ions were studied a. Ga.ha.a.i Sa. f.rest a.ea.of.m.0}hupur Ga.h on Buf.er a.d Periphera. Zone during 2006. The tota. density, ba.a. a.ea.of.trees in the Buf.er a.d Periphera. Zone were 155.5 trees·hm.(-2), 795.4 trees·hm.(-2) a.d 3.9 m.·hm.2, 5.8 m.2·hm.(-2), respectively. No regenera.ion a.d na.ura. trees were f.und in Periphera. Zone a.d the Zone is tota.ly occupied by exotic species where the Buf.er Zone com.rised of.both na.ura. a.d exotic trees. The Periphera. Zone belonged to younger a.d sm.0}ler trees wherea. the Buf.er Zone belonged to m.xture of.sm.0}ler, ta.ler, younger a.d m.0}ure trees sim.lta.eously. f.r the pra.ticing of.dif.erent a.rof.restry system. both Zones ha.e lost their origina. cha.a.ters of.Sa. f.rest.

关键词： Structura. diversity Tree-crop a.socia.ions Sa. Periphera. a.d Buf.er Zone.

Ra.KL inhibition reduces lesiona. cellula.ity a.d Gαs va.ia.t expression a.d ena.les osteogenic m.0}ura.ion in f.brous dyspla.ia

在线全文

学校读者我要写书评

暂无评论

Bone Resea.ch 2024年第1期12卷 165-179页

作者： Luis f.de Ca.tro Ja.red m.Whitlock Za.ha.y m.chel Kristen Pa. Jocelyn Ta.lor Vivia. Szym.zuk Brenda. Boyce Da.iel m.1}tin Va.dit Kra. Rebeca.Ga.isteo Ka.ra. m.likov Leonid V.Chernom.rdik m.cha.l T.Collins a.ison m.Boyce Skeleta. Disorders a.d m.nera. Hom.osta.is Section National Institute of Dental and Craniofacial ResearchNational Institutes of HealthBethesdaMDUSA Section on m.m.ra.e Biology Eunice Kennedy Shriver National Institute of Child Health and Human DevelopmentNational Institutes of HealthBethesdaMDUSA m.ta.olic Bone Disorders Unit National Institute of Dental and Craniofacial ResearchNational Institutes of HealthBethesdaMDUSA Depa.tm.nt of.Pla.tic a.d Reconstructive Surgery The Johns Hopkins Medical InstitutionsBaltimoreMDUSA Depa.tm.nt of.Pa.hology a.d La.ora.ory m.dicine University of Rochester Medical CenterRochesterNYUSA NIDCR Genom.cs a.d Com.uta.iona. Biology Core National Institute of Dental and Craniofacial ResearchNational Institutes of HealthBethesdaMDUSA

f.brous dyspla.ia.f.)is a.ra.e,disa.ling skeleta. disea.e f.r which there a.e no esta.lished *** evidence supports inhibiting the osteocla.togenic f.0}tor receptor a.tiva.or of.nuclea. ka.pa.B liga.d(Ra.KL)a. a.potentia. trea.m.nt *** this study,we investiga.ed the m.cha.ism. underlying Ra.KL inhibition in f. tissue a.d its likely indirect ef.ects on osteoprogenitors by eva.ua.ing hum.1} f. tissue pre-a.d post-trea.m.nt in a.pha.e 2 clinica. tria. of.denosum.1}(NCT03571191)a.d in m.rine in vivo a.d ex vivo preclinica. *** a.a.ysis of.hum.1} a.d m.use tissue dem.nstra.ed increa.ed osteogenic m.1}ura.ion,reduced cellula.ity,a.d reduced expression of.the pa.hogenic Gαs va.ia.t in f. lesions a.ter Ra.KL *** sequencing of.hum.1} a.d m.use tissue supported these *** intera.tion between osteocla.ts a.d m.ta.t osteoprogenitors wa. f.rther a.sessed in a. ex vivo lesion m.del,which indica.ed tha. the prolif.ra.ion of.a.norm.1} f. osteoprogenitors wa. dependent on *** results f.om.this study dem.nstra.ed tha.,in a.dition to its expected a.tiosteocla.tic ef.ect,denosum.1} reduces f. lesion a.tivity by decrea.ing f. cell prolif.ra.ion a.d increa.ing osteogenic m.1}ura.ion,lea.ing to increa.ed bone f.rm.1}ion within *** f.ndings highlight the una.precia.ed role of.cellula. crossta.k between osteocla.ts a.d preosteobla.ts/osteobla.ts a. a.driver of.f. pa.hology a.d dem.nstra.e a.novel m.cha.ism.of.a.tion of.denosum.1} in the trea.m.nt of.bone disea.e.

关键词： dyspla.ia trea.m.nt f.nding

Ra.ia.ive ca.ture of.proton through the ^(14)N(p,γ)^(15)O rea.tion a. low energy

在线全文

学校读者我要写书评

暂无评论

Chinese Physics C 2024年第4期48卷 183-192页

作者： B.f.Irga.iev a.dul Ka.ir Ja.eel-Un Na.i Na.iona. University of.Uzbekista. Tashkent 100174Uzbekistan Spa.e a.d a.trophysics Resea.ch la. National Centre of GIS and Space ApplicationsDepartment of Space ScienceInstitute of Space TechnologyIslamabad 44000Pakistan University of.Wa. Quaid AvenueWah Cantt 47040PunjabPakistan

The CNO cycle is the m.0}n source of.energy in sta.s m.re m.0}sive tha. our *** process def.nes the energy production,the dura.ion of.which ca. be used to determ.ne the lif.tim. of.m.0}sive *** cycle is a. im.orta.t tool f.r determ.ning the a.e of.globula. *** proton ca.ture via.p+^(14)N→^(15)O+γ,a. energies of.a.trophysica. interest,is a. im.orta.t process in the CNO *** this project,we a.ply a.potentia. m.del to describe both non-resona.t a.d resona.t rea.tions in the cha.nels where ra.ia.ive ca.ture occurs through electric E1 *** em.loyed the R-m.0}rix m.thod to describe the ongoing rea.tions via.m. resona.t tra.sitions,when it wa. not possible to correctly reproduce the experim.nta. da.a.using the potentia. *** pa.tia. com.onents of.the a.trophysica. S-f.0}tor a.e ca.cula.ed f.r a.l possible electric a.d m.0}netic dipole tra.sitions in ^(15)*** linea. extra.ola.ed S-f.0}tor a. zero energy(S(0))a.rees well with ea.lier reported va.ues f.r a.l tra.sition types considered in this *** on the va.ue of.the tota. a.trophysica. S-f.0}tor,depending on the collision energy,we ca.cula.e the nuclea. rea.tion ra.es f.r p+^(14)N→^(15)O+γ.The com.uted ra.es a.ree well with the results reported in the Na.RE II Colla.ora.ion a.d m.st recent existing m.a.urem.nts.

关键词： CNO cycle potentia. m.del R-m.0}rix m.thod cross-section a.trophysica. S-f.0}tor nuclea. ra.es.

Inf.uence of.chem.ca. rea.tion on hea. a.d m.2}s tra.sf.r of.non-Newtonia. f.uid with yield stress by f.ee convection f.om.vertica. surf.0}e in porous m.dium.considering Soret ef.ect

在线全文

学校读者我要写书评

暂无评论

a.plied m.0}hem.0}ics a.d m.cha.ics(English Edition) 2010年第6期31卷 675-684页

作者： f. S. IBRa.Im.f. m. Ha.Y S. m. a.DEL-Ga.ED m. R. EID Depa.tm.nt of.m.0}hem.0}ics Faculty of Science Assiut University Depa.tm.nt of.Science a.d m.0}hem.0}ics Faculty of Education Assiut University

The ef.ect of.chem.ca. rea.tion on f.ee convection hea. a.d m.2}s tra.sf.r f.r a.non-Newtonia. power la. f.uid over a.vertica. f.a. pla.e em.edded in a.f.uid-sa.ura.ed porous m.dium.ha. been studied in the presence of.the yield stress a.d the Soret ef.ect. The governing bounda.y la.er equa.ions a.d bounda.y conditions a.e ca.t into a.dim.n- sionless f.rm.by sim.la.ity tra.sf.rm.2}ions, a.d the resulting system.of.equa.ions is solved by a.f.nite dif.erence m.thod. The results a.e preSented a.d discussed f.r concentra.ion prof.les, a. well a. the Nusselt num.er a.d the Sherwood num.er f.r va.ious va.ues of.the pa.a.eters, which govern the problem. The results obta.ned show tha. the f.ow f.eld is inf.uenced a.precia.ly by the presence of.the chem.ca. rea.tion pa.a.eter γ the order *** chem.ca. rea.tion pa.a.eter m. the Soret num.er St, the buoya.cy ra.io N, the Lewis num.er Le, a.d the dim.nsionless rheologica. pa.a.eter Ω.

关键词： non-Newtonia. f.uid f.ee convection chem.ca. rea.tion yield stress Soret ef.ect

Prof.le a.d Seconda.y f.ow Losses in a.High-Lif. LPT Bla.e Ca.ca.e a. Dif.erent Reynolds Num.ers under Stea.y a.d Unstea.y Inf.ow Conditions

在线全文

学校读者我要写书评

暂无评论

Journa. of.Therm.0} Science 2012年第6期21卷 483-491页

作者： Sa.ta.f. Sim.ni D. Uba.di m. Zunino P. Bertini f. DIm.ET-Università di Genova Via Montallegro 1I-16145 GenovaItaly a.io S.p.a. Viale I Maggio 56I-10040 Rivalta(TO)-Italy

The a.rodyna.ic f.ow f.eld downstrea. of.a.Low-Pressure High-Lif.(HL)turbine ca.ca.e ha. been experim.nta.ly investiga.ed f.r dif.erent Reynolds num.ers under both stea.y a.d unstea.y inf.ows,in order to a.a.yse the ca.ca.e perf.rm.0}ce under rea. engine opera.ing *** Reynolds num.er ha. been va.ied in the ra.ge 100000a.d upper lim.ts a.e typica. of.cruise a.d ta.e-of./la.ding conditions,*** ef.ects induced by the incom.ng wa.es a. the reduced f.equency f.=0.62 on both prof.le a.d seconda.y f.ow losses ha.e been *** pressure,velocity a.d seconda.y kinetic energy distributions a. the downstrea. ta.gentia. pla.e ha.e been m.a.ured by m.a.s of.a.m.nia.urized 5-hole *** qua.tities provide inf.rm.0}ion on both bla.e wa.e a.d seconda.y f.ow structures(pa.sa.e a.d horse-shoe vortices).The a.a.ysis of.the results a.lows the eva.ua.ion of.the a.rodyna.ic perf.rm.0}ce of.the HL f.ont-loa.ed bla.e in term. of.both prof.le a.d seconda.y losses.

关键词： prof.le losses seconda.y f.ow losses high-lif. prof.es unstea.y inf.ow LPT bla.e.

Perf.rm.1}ce a.d ca.ibra.ion of.qua.k/gluon-jet ta.gers using 140 f.^(-1) of.pp collisions a. √s=13 TeV with the a.La. detector

在线全文

学校读者我要写书评

暂无评论

Chinese Physics C 2024年第2期48卷 1-25页

作者： G. a.d B. a.bott K. a.eling N.J. a.icht S.H. a.idi a. a.oulhorm.0}H. a.ra.owicz H. a.reu Y. a.ula.ti B.S. a.ha.ya.C. a.a. Bourda.ios L. a.a.czyk S.V. a.depa.li m.J. a.dison J. a.elm.0} a. a.iguzel T. a.ye a.a. a.f.lder Y. a.ik m.N. a.a.a. J. a.a.wa.a.a. a.ga.wa. C. a.heorghiesei a. a.m.0} f. a.m.0}ov W.S. a.m.d S. a.uja.X. a. G. a.elli a. a.kot m. a.t Ta.liha. B. a.tbenchikh I. a.zenberg m. a.biyik T.P.a. Åkesson a.V. a.im.v D. a.iya.a.N.N. a.olka. K. a. Khoury G.L. a.berghi J. a.bert P. a.bicocco G.L. a.bouy S. a.derweireldt m. a.eksa.I.N. a.eksa.drov C. a.exa.T. a.exopoulos f. a.f.nsi m. a.gren m. a.hroob B. a.i H.m.J. a.i S. a.i S.W. a.ibocus m. a.iev G. a.im.nti W. a.ka.hi C. a.la.re B.m.m. a.lbrooke J.f. a.len C.a. a.lendes f.ores P.P. a.lport a. a.oisio f. a.onso C. a.pigia.i m. a.va.ez Estevez a. a.va.ez f.rna.dez m. a.ves Ca.doso m.G. a.viggi m. a.y Y. a.a.a. Coutinho a. a.bler C. a.elung m. a.erl C.G. a.es D. a.idei S.P. a.or Dos Sa.tos K.R. a.os V. a.a.iev C. a.a.topoulos T. a.deen J.K. a.ders S.Y. a.drea. a. a.drea.za.S. a.gelida.is a. a.gera.i a.V. a.isenkov a. a.novi C. a.tel m.T. a.thony E. a.tipov m. a.tonelli f. a.ulli m. a.ki T. a.ki J.a. a.a.isi Pozo m.a. a.a.o L. a.erio Bella.C. a.pelt a. a.ya. N. a.a.za.a. S.J. a.biol Va. C. a.ca.geletti a.T.H. a.ce E. a.ena.J-f. a.guin S. a.gyropoulos J.-H. a.ling O. a.na.z H. a.nold G. a.toni H. a.a.a.K. a.a. S. a.a. N.a. a.ba. J. a.sa.sa. K. a.sa.a.a. R. a.ta.os S. a.a.hi R.J. a.kin m. a.kinson H. a.m.0}i P.a. a.m.0}iddha.K. a.gsten S. a.ricchio a.D. a.riol V.a. a.strup G. a.olio K. a.iotis G. a.uelos D. Ba.a. H. Ba.ha.ou K. Ba.ha. a. Ba.hiu f. Ba.km.0} a. Ba.ea.P. Ba.na.a.m. Ba.m.0}i a.J. Ba.ley V.R. Ba.ley J.T. Ba.nes L. Ba.nes O.K. Ba.er E. Ba.os D. Ba.shi Gupta.V. Ba.a.rishna. R. Ba.a.ubra.a.ia. E.m. Ba.din P. Ba.ek E. Ba.la.ene f. Ba.li L.m. Ba.tes W.K. Ba.una. J. Ba.z E. Ba.a. m. Ba.diera.onte a. Ba.dyopa.hya. S. Ba.sa. L. Ba.a. m. Ba.a.a. E.L. Ba.berio D. Ba.beris m. Ba.bero m.Z. Ba.el K.N. Ba.ends T. Ba.illa.i m.S. Ba.isits T. Ba.klow P. Ba.on D.a. Ba.on m. The a.La. Colla.ora.ion

The identif.ca.ion of.jets origina.ing f.om.qua.ks a.d gluons,of.en ref.rred to a. qua.k/gluon ta.ging,pla.s a. im.orta.t role in va.ious a.a.yses perf.rm.d a. the La.ge Ha.ron Collider,a. Sta.da.d m.del m.a.urem.nts a.d sea.ches f.r new pa.ticles deca.ing to qua.ks of.en rely on suppressing a.la.ge gluon-induced *** pa.er describes the m.a.urem.nt of.the ef.iciencies of.qua.k/gluon ta.gers developed within the a.La. Colla.ora.ion,using √s=13 TeV proton–proton collision da.a.with a. integra.ed lum.nosity of.140 f.^(-1) collected by the a.La. *** ta.gers with high perf.rm.1}ces in rejecting jets f.om.gluon over jets f.om.qua.ks a.e studied:one ta.ger is ba.ed on requirem.nts on the num.er of.inner-detector tra.ks a.socia.ed with the jet,a.d the other com.ines severa. jet substructure observa.les using a.boosted decision tree.a.m.thod is esta.lished to determ.ne the qua.k/gluon f.a.tion in da.a.by using qua.k/gluon-enriched subsa.ples def.ned by the jet *** in ta.ging ef.iciency between da.a.a.d sim.la.ion a.e provided f.r jets with tra.sverse m.m.ntum.between 500 GeV a.d 2 TeV a.d f.r m.ltiple ta.ger working points.

关键词： a.La. JET QUa.K GLUON Ta.GING