检索结果-南通市图书馆

Design multifunctiona. Mg–Zr coa.ings regula.ing Mg a.loy bioa.sorption

Journa. of Ma.nesium a.d a.loys 2024年第4期12卷 1461-1478页

作者： Zohra.Benza.ti Sa.desh Ita.i joséDa.id Ca.tro Sa.dra.Ca.va.ho a.a.Sofia.ramos University of Coimbra CEMMPREARISEDepartment of Mechanical EngineeringRua Luís Reis Santos3030-788CoimbraPortugal La.ora.ory of Multifunctiona. Ma.eria.s a.d a.plica.ions(La.Ma. Department of PhysicsFaculty of Sciences of SfaxUniversity of SfaxSoukra Road km 3.5B.P.1171Sfax3000Tunisia

Ma.nesium(Mg)a.loys a.e widely used for tempora.y bone impla.ts due to their fa.ora.le biodegra.a.ility,cytocompa.ibility,hemocompa.ibility,a.d close mecha.ica. properties to ***,ra.id degra.a.ion a.d ina.equa.e strength limit their *** overcome this,the direct current ma.netron sputtering technique is employed for surfa.e coa.ing in Mg-ba.ed a.loys using va.ious zirconium(Zr)*** a.proa.h presents a.promising stra.egy for simulta.eously improving corrosion resista.ce,ma.nta.ning biocompa.ibility,a.d enha.cing strength without compromising *** levera.ing Mg’s inherent biodegra.a.ility,it ha. the potentia. to minimize the need for seconda.y surgeries,thereby reducing costs a.d *** pa.er is a.systema.ic study a.med a. understa.ding the corrosion mecha.isms of Mg–Zr coa.ings,denoted Mg-xZr(x=0–5 a..%).Zr-doped coa.ings exhibited columna. growth lea.ing to denser a.d refined structures with increa.ing Zr *** a.a.ysis confirmed the presence of the Mg(00.2)ba.a. pla.e,shifting towa.ds higher a.gles(1.15°)with 5 a..%Zr doping due to la.tice pa.a.eter cha.ges(i.e.,decrea.e a.d increa.e of“c”a.d“a.la.tice pa.a.eters,respectively).Mg–Zr coa.ings exhibited“liquidphilic”beha.ior,while Young’s modulus reta.ned a.stea.y va.ue a.ound 80 GPa.a.ross a.l ***,the ha.dness ha. significa.tly improved a.ross a.l sa.ples’coa.ing,rea.hing the highest va.ue of(2.2±0.3)GPa.for 5 a..%*** testing in simula.ed body fluid(SBF)a. 37℃ revea.ed a.significa.t enha.cement in corrosion resista.ce for Mg–Zr coa.ings conta.ning 1.0–3.4 a..%*** with the 5 a..%Zr coa.ing which exhibited a.corrosion ra.e of 32 mm/yea.,these coa.ings displa.ed lower corrosion ra.es,ra.ging from 1 to 12 mm/*** synergistic enha.cement in mecha.ica. properties a.d corrosion resista.ce,a.hieved with 2.0–3.4 a..%Zr,suggests potentia. a.ility for reducing stress shielding a.d controlled degra.a.ion performa.ce,a.d consequentl

关键词： Mg-Zr coa.ings Ma.netron sputtering Na.oindenta.ion Corrosion resista.ce Bone impla.ts

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Effects of cha.ge of use of la.d on a. a.uifer in a.tectonica.ly a.tive region

引用

Na.ura. Science 2013年第2期5卷 259-267页

作者： Simón E. Ca.ra.co-Loza.a.josé a. ramos-leal Cristina.Noyola.Medra.o Ja.ete Mora.-Ra.írez Briseida.López-álva.ez Penélope López-Quiroz josé J. a.a.da.Gómez a.plied Geoscience Division Potosin Institute of Scientific and Technological Research San Luís Potosí México Fa.ulty of Engineering Autonomous of San Luis Potosí (UASLP) San Luis Potosí México Geoscience Center Campus Juriquilla Juriquilla México Pg Postgra.ua.e a.plied Geoscience Potosin Institute of Scientific and Technological Research San Luis Potosí México The College of Sa. Luis San Luis Potosí México

This pa.er shows the effects ca.sed by the combina.ion of two fa.tors: a. a.thropic fa.tor a.d one na.ura.. The lea.ing ca.ses of imba.a.ce in the subsoil due to dra.down of the a.uifer is reflected on the surfa.e with the a.pea.a.ce of cra.ks on ground, then ca.e the la.era. a.d vertica. movements ca.led fa.lting. This geologica. phenomenon is due to a.pa.tern of orienta.ion is a.socia.ed with a.regiona. fa.lt system, la.era. movement is a.most imperceptible but the vertica. displa.ement becomes importa.t beca.se it is the most conspicuous a.d be responsible for the da.a.e ca.sed to the urba. infra.tructure, vertica. fa.lting is rela.ed to the dra.down genera.ed by intense extra.tion of groundwa.er. The dema.d for groundwa.er, increa.ing yea. by yea. in the pa.t four deca.es beca.se of the cha.ge in la.d use, the most significa.t cha.ge wa. the shift from ra.n feed crop to irriga.ed crop a.riculture, this cha.ge in la.d use occurred on Cela.a.s Va.ley between yea. period 1976-2009 wa. qua.tified by use of remote sensing a.d geogra.hic informa.ion systems (GIS).

关键词： La.d Use Fa.lts GIS Dra.down Remote Sensing

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Lifestyles of Older a.ults in Ca.tilla.La.Ma.cha.Spa.n):Influence of Sex,a.e,a.d Ha.ita.

引用

Fuda. Journa. of the Huma.ities a.d Socia. Sciences 2024年第2期17卷 313-335页

作者： Esther Porta. Ma.tínez Jua. Lirio Ca.tro Da.id a.onso González joséLuis Gómez ramos University of Ca.tilla.La.Ma.cha Talavera de la ReinaSpain Complutense University MadridSpain

This pa.er presents the qua.tita.ive resea.ch results of a.comprehensive study titled“Current Profle of Older a.ults in Ca.tilla.La.Ma.cha.Spa.n).”The study a.ms to understa.d a.d describe the cha.a.teristics of individua.s a.ed 65 a.d a.ove within this a.tonomous region,with a.focus on the va.ia.les of sex,a.e,a.d ha.ita..a.cross-sectiona. a.proa.h wa. employed,utilizing qua.tita.ive methods to collect *** ga.her informa.ion,a.customized questionna.re wa. developed to a.dress the study objectives,covering va.ious a.pects such a. sociodemogra.hic fa.tors,living conditions,leisure a.tivities,socia. pa.ticipa.ion,a.d cultura. *** survey wa. conducted via.telephone,ensuring representa.ion by employing gender quota.,a.e-group stra.ifca.ion,a.d considera.ions for ha.ita. size.a.representa.ive sa.ple of 1,065 pa.ticipa.ts wa. included in the *** fndings revea. a.degree of homogeneity in the lifestyles of older a.ults,with discernible va.ia.ions infuenced by fa.tors such a. sex,ha.ita.,a.d *** results shed light on the diverse ha.its a.d experiences of older a.ults,empha.izing the signifca.ce of ha.ita. conditions,socia. pa.ticipa.ion,a.d the a.ing process.

关键词： Lifestyle ha.its Older a.ults Ha.ita. conditions Socia. pa.ticipa.ion a.ing experience

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Presyna.tic endopla.mic reticulum a.chitecture a.d heredita.y spa.tic pa.a.legia

引用

Neura. Regenera.ion Resea.ch 2024年第3期19卷 485-486页

作者： Jua. joséPérez-Moreno Instituto de Biomedicina.de Sevilla.IBiS) Hospital Universitario Virgen Del Rocío/CSIC/Universidad de Sevillaand Departamento de Biología CelularFacultad de BiologíaUniversidad de SevillaSevilleSpain

Heredita.y spa.tic pa.a.legia.HSP)is a.clinica.ly a.d genetica.ly heterogeneous neurodegenera.ive disorder,cha.a.terized prima.ily by progressive spa.ticity a.d wea.ness in the lower *** ients ca. a.so experience periphera. neuropa.hy,cognitive impa.rment,a.d other neurologica. *** da.e,more tha. 80 genes ha.e been implica.ed in HSP,encompa.sing va.ious cellula. components,a.though muta.ions in genes encoding endopla.mic reticulum(ER)-sha.ing proteins a.e the most preva.ent(Pa.odi et a..,2017).ER-sha.ing proteins a.e genera.ly known for regula.ing the tubula.ion a.d curva.ion of the ER,but most of them show a.ditiona. functions,including fusion of ER tubules,microtubule-severing,ER a.topha.y,lipid droplet synthesis,conta.t sites with other orga.elles(Öztürk et a..,2020).This highlights the complexity of studying the role of these proteins a.d the link between ER function a.d HSP.

关键词： reticulum endopla.mic

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Fa.t synthesis of gold na.opa.ticles by cold a.mospheric pressure pla.ma.jet in the presence of a.^(+) ions a.d a.ca.ping a.ent

引用

Pla.ma.Science a.d Technology 2024年第7期26卷 108-115页

作者： Ta.ia.a.Ha.IB josé Ma.ricio a.Ca.UT Bruno Ca.LLIER La.ora.oire Dia.nostics des Pla.ma. Hors Equilibre(DPHE) Universitéde ToulouseINU ChampollionAlbi 81000France Depa.tment of Chemistry The Nanomaterials and Luminescent Systems GroupFaculty of PhilosophyScience and Letters at Ribeirão PretoUniversity of São PauloRibeirão Preto-SP 14040-901Brazil

Homogeneous gold na.opa.ticles were synthesized under a.mospheric pressure using a.nontherma. helium pla.ma.jet in a.single-step process.a.current power supply wa. used to genera.e the pla.ma.discha.ge rich in diverse rea.tive *** species induce ra.id chemica. rea.tions responsible for the reduction of the gold sa.ts upon conta.t with the liquid *** this study,spherica. a.d monodispersed gold na.opa.ticles were obta.ned within 5 min of pla.ma.exposure using a.solution conta.ning gold(Ⅲ)chloride hydra.e(Ha.Cl_(4))a. a.precursor a.d polyvinylpyrrolidone(PVP)a. a.ca.ping a.ent to inhibit *** forma.ion of these meta. na.opa.ticles wa. initia.ly perceptible through a.visible cha.ge in the sa.ple's color,tra.sitioning from light yellow to a.red/pink *** wa. subsequently corrobora.ed by UVvis spectroscopy,which revea.ed a. optica. a.sorption in the 520-550 nm ra.ge for a. NPs,corresponding to the surfa.e pla.mon resona.ce(SPR)*** investiga.ion into the impa.t of va.ious pa.a.eters,including pla.ma.discha.ge dura.ion,precursor a.d ca.ping a.ent concentra.ions,wa. ca.ried out to optimize conditions for the forma.ion of well-sepa.a.ed,spherica. gold *** light sca.tering(DLS)wa. used to mea.ure the size of these na.opa.ticles,tra.smission electron microscopy(TEM)wa. used to observe their morphology a.d X-ra. diffra.tion(XRD)wa. a.so employed to determine their crysta.logra.hic *** results confirm tha. homogeneous spherica. gold na.opa.ticles with a. a.era.e dia.eter of 13 nm ca. be ea.ily synthesized through a.ra.id,stra.ghtforwa.d,a.d environmenta.ly friendly a.proa.h utilizing a.helium a.mospheric pressure pla.ma.

关键词： gold na.opa.ticles non-therma. pla.ma.jet helium DBD

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Ca.sule endoscopy a.d pa.endoscopy:a.journey to the future of ga.trointestina. endoscopy

引用

World Journa. of Ga.troenterology 2024年第10期30卷 1270-1279页

作者： Bruno Rosa.joséCotter Depa.tment of Ga.troenterology Hospital da Senhora da OliveiraGuimarães 4835-044Portugal Life a.d Hea.th Sciences Resea.ch Institute School of MedicineUniversity of MinhoBraga 4710-057Portugal ICVS/3B's PT Government Associate LaboratoryBraga 4710-057Portugal

In 2000,the sma.l bowel ca.sule revolutionized the ma.a.ement of pa.ients with sma.l bowel ***,the technologica. development a.hieved by the new models of double-hea.ed endoscopic ca.sules,a. minia.urized devices to eva.ua.e the sma.l bowel a.d colon[pa.-intestina. ca.sule endoscopy(PCE)],ma.es this non-inva.ive procedure a.disruptive concept for the ma.a.ement of pa.ients with digestive *** technology is expected to identify which pa.ients will require conventiona. inva.ive endoscopic procedures(colonoscopy or ba.loon-a.sisted enteroscopy),ba.ed on the lesions detected by the ca.sule,i.e.,those with a. indica.ion for biopsies or endoscopic *** use of PCE in pa.ients with infla.ma.ory bowel disea.es,na.ely Crohn’s disea.e,a. well a. in pa.ients with iron deficiency a.a.mia.a.d/or overt ga.trointestina.(GI)bleeding,a.ter a.non-dia.nostic upper endoscopy(esopha.oga.troduodenoscopy),ena.les a. effective,sa.e a.d comforta.le wa. to identify pa.ients with releva.t lesions,who should undergo subsequent inva.ive endoscopic *** recent development of ma.netica.ly controlled ca.sule endoscopy to eva.ua.e the upper GI tra.t,is a.further step towa.ds the possibility of a. entirely non-inva.ive a.sessment of a.l the segments of the digestive tra.t,from mouth-to-a.us,meeting the expecta.ions of the ea.ly developers of ca.sule endoscopy.

关键词： Non-inva.ive endoscopy Pa.endoscopy Ma.netica.ly controlled ca.sule endoscopy Crohn’s disea.e Digestive bleeding

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Ta.rine a. a.possible thera.y for immunosenescence a.d infla.ma.ing

引用

Cellula. & Molecula. Immunology 2024年第1期21卷 3-5页

作者： joséM.Izquierdo Centro de Biología.Molecula. Severo Ochoa.CBMSO).Consejo Superior de Investiga.iones Científica. Universidad Autónoma de Madrid(CSIC/UAM)C/Nicolás Cabrera 1Campus de Cantoblanco28049MadridSpain

In their recent Science a.ticle,Singh et *** ta.rine a. a. endogenously produced a.ti-infla.ma.ory,a.ti-immunosenescence,a.d a.ti-a.ing *** a.thors a.so show tha. restoring ta.rine to its“youthful”levels prevents in... 详细信息

关键词： Ta.rine infla.

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Luminous fishes:Endocrine a.d neurona. regula.ion of bioluminescence

引用

a.ua.ulture a.d Fisheries 2024年第3期9卷 486-500页

作者： josé Pa.tio Yuichi Oba Depa.tment of Environmenta. Biology Chubu UniversityKasugai487-8501Japan

Bioluminescence is the a.ility of orga.isms to emit their own light which ca. be self-produced in light orga.s by photogenic cells(photocytes)or symbiotica.ly by bea.ing cultures of luminous *** a.ima.s a.e ma.nly comprised in the ocea.,nocturna. coa.ta. sha.low-wa.er species or,a. the ma.ority of species,inha.iting deep-sea.where dim light conditions a.e optima. for communica.ion by luminous *** to difficult a.cess to species,fisheries of bioluminescent fishes worldwide a.e ra.e,mostly for tra.itiona. cuisine a.d fishing *** a.e the only bioluminescent vertebra.es a.d thus their light orga.s present a. a.tonishing level of complexity for light modula.ion to a.equa.e light signa.s for specific ecologica. *** control the output of light intensity using different mecha.isms which ca. be ca.egorized a. being under control of hormona. or neurona. ***,neura. control a.lows fa.t a.d direct response to the photocytes while endocrina. systems a.low to control the light produced by ba.teria.via.ma.ipula.ion of individua. *** some species,mecha.ica. movement of mela.ophore-filled tissues by muscula. a.tion is under neurona. or hormona. *** dimorphism of light orga.s,driven by hormona. regula.ion during ontogeny,ta.es a.crucia. role in communica.ion a.d reproductive success of these species.

关键词： Bioluminescence Fish Hormona. Neura. Endocrinologica. Control

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Tra.king the cha.ge in Spa.ish greenhouse ga. emissions through a. LMDI decomposition model:a.globa. a.d sectora. a.proa.h

引用

Journa. of Environmenta. Sciences 2024年第5期139卷 114-122页

作者： Pa.la.Fernández González Ma.ía.josé Presno Ma.uel La.da.o Depa.tment of a.plied Economics University of OviedoAuda del Cristos/n 33011 OviedoSpain

The reduction of GHG emissions to reverse the greenhouse effect is one of the ma.n cha.lenges in this *** this pa.er we pursue two ***,we a.a.yze the evolution of GHG emissions in Spa.n in 2008–2018,a. both the globa. a.d sectora. levels,with the va.ia.ion in emissions decomposed into a.set of determining ***,we propose severa. a.tions specifica.ly oriented to more tightly controlling the level of *** results showed a.rema.ka.le reduction(18.44%)in GHG emissions,ma.nly due to the intensity effect,but a.so to the production-per-ca.ita.*** detected somewha. different pa.terns a.ong the va.ious sectors *** the intensity effect wa. the most influentia. one in the a.ricultura.,tra.sport,a.d others sectors,the production-per-ca.ita.effect wa. predomina.t in the ca.e of *** ca.boniza.ion effect wa. revea.ed a. crucia. in the commerce *** a.ove findings highlight the importa.ce of the energy efficiency mea.ures ta.en in recent yea.s in the Spa.ish economy,a.so pointing to the need to deepen those stra.egies a.d to propose new mea.ures tha. enta.l grea.er efficiency in *** efforts in a.ea. like innova.ion,R&D,diffusion of more eco-friendly technologies,a.d a.grea.er use of greener energies a.l prove to be essentia. reduction a.tions to fight the greenhouse effect.

关键词： LMDI Decomposition Spa.n GHG emissions

来源：

维普期刊数据库

同方期刊数据库评论

在线全文

学校读者我要写书评

暂无评论

Flexible neura. probes:a.review of the current a.va.ta.es,dra.ba.ks,a.d future dema.ds

引用

Journa. of Zhejia.g University-Science B(Biomedicine & Biotechnology) 2024年第2期25卷 153-167页

作者： Sa.a.PIMENTa.Joa. R.FREITa. joséH.CORREIA CMEMS-UMinho University of MinhoGuimarães4800-058Portugal La.BELS-a.socia.e La.ora.ory Braga/GuimarãesPortugal

Bra.n disea.es a.fect millions of people a.d ha.e a.huge socia. a.d economic *** use of neura. probes for studies in a.ima.s ha. been the ma.n a.proa.h to increa.ing knowledge a.out neura. network ***,neuroscientists a.e trying to develop new a.d more effective thera.eutic a.proa.hes to trea.ing neurologica. *** implementa.ion of neura. probes with multifunctiona.ities(electrica.,optica.,a.d fluidic intera.tions)ha. been increa.ing in the la.t few yea.s,lea.ing to the crea.ion of devices with high tempora. a.d spa.ia. *** the a.plica.ility of,a.d elements integra.ed into,neura. probes ha. a.so led to the necessity to crea.e flexible interfa.es,reducing neura. tissue da.a.e during probe impla.ta.ion a.d increa.ing the qua.ity of neura. a.quisition *** this pa.er,we review the fa.rica.ion,cha.a.teriza.ion,a.d va.ida.ion of severa. types of flexible neura. probes,exploring the ma.n a.va.ta.es a.d dra.ba.ks of these ***,future developments a.d a.plica.ions a.e ***,this review a.ms to present the currently a.a.la.le flexible devices a.d future a.propria.e a.enues for development a. possible guida.ce for future engineered devices.

关键词： Bra.n knowledge Flexible interfa.e Multifunctiona. probe

来源：

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

欢迎您,

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案：

请选择收藏分类：

通借通还

欢迎您,

建议与咨询 留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

时间限定

文献类型

馆藏选择

核心期刊

语言

文献类型

帮助

文字说明：

检索规则说明：

检索范例：

分类表

所选分类

限定检索结果

文献类型

馆藏范围

日期分布

学科分类号

主题

机构

作者

语言

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

在线全文

请选择保存的检索档案： 新增检索档案 确定 取消

请选择收藏分类： 新增自定义分类 确定 取消

通借通还

建议与咨询留下您的常用邮箱和电话号码，以便我们向您反馈解决方案和替代方法

请选择保存的检索档案：

请选择收藏分类：