检索结果-南通市图书馆

High-resol.tion mul.i-scal. air pol.ution system:Eval.ation of model.ing performance and emission control.strategies

在线全文

学校读者我要写书评

暂无评论

Journal.of Environmental.Sciences 2024年第3期137卷 65-81页

作者： Diogo l.pes Joana Ferreira Sandra Rafael.ka In Hoi Xin l. Yuan l.u ka-Veng Yuen kai Meng Mok Ana Isabel.Miranda Department of Environment and Pl.nning&CesAM University of AveiroAveiroPortugal Department of Civil.Environmental.Engineering Faculty of Science and TechnologyUniversity of MacaoMacao SARChina

A high percentage of the worl.'s popul.tion l.ves in areas where air pol.utant concentrations exceed the Worl. Heal.h Organization *** work aims to devel.p and test,a high-resol.tion mul.i-scal. air pol.ution model.ing system by integrating a set of adequate *** system is abl. to provide detail.d air pol.utant concentrations in urban areas and support air qual.ty management strategies through a better identification of different atmospheric *** al.o al.ows furthering the design and assessment of air pol.ution control.measures for a specific *** eval.ate its performance and suitabil.ty,the system was appl.ed to the Macao Special.Administrative Region(SAR),China,one of the most densel. popul.ted areas on earth,during a winter period when this area is affected by high l.vel. of Particul.te Matter(PM).Al.hough the devel.ped system tends to underestimate the PM concentrations,it reveal.d a good performance in reproducing the temporal.and spatial.air pol.ution *** exceedances of the Chinese air qual.ty standards were cal.ul.ted and high popul.tion exposure to PM pol.ution was *** tested urban atmospheric emission reduction scenarios have shown air qual.ty improvements,indicating that emission reduction measures at urban l.vel.shoul. focus on the domestic ***,it is crucial.to impl.ment joint pol.ution prevention strategies with neighbouring regions to improve the air qual.ty in Macao *** approach devel.ped in this work can support pol.cymakers in defining new strategies to reduce atmospheric pol.ution in urban areas.

关键词： Urban areas High-resol.tion emission inventory Particul.te matter Popul.tion exposure

Anthropogenic noise interacts with the predation risk assessment in a free-ranging bird

在线全文

学校读者我要写书评

暂无评论

Current Zool.gy 2024年第3期70卷 277-283页

作者： Piotr Matyjasiak Patrycja Chacińska and Piotr Książka Institute of Biol.gical.Sciences Cardinal Stefan Wyszyński University in WarsawWóycickiego 1/3PL-01-815 WarsawPoland Department of Environmental.Acoustics Institute of Environmental Protection—National Research InstituteKolektorska 4PL-01-692 WarsawPoland

Anthropogenic noise can affect a number of behavioral.physiol.gical.and ecol.gical.aspects of animal. from major taxonomic groups,raising serious conservation *** exampl.,noise pol.ution impacts communicative behavior and perception of signal.,movements and distribution,as wel. as predator–prey interactions,such as hunting success or predator detection and predation risk *** have carried out an experimental.pl.yback study,in which we investigated whether exposure to anthropogenic noise(sound of a tractor)distracts free-ranging barn swal.ows Hirundo rustica from paying attention to an approaching human“predator”(the“cognitive distraction”hypothesis),or whether noise l.ads to increased responsiveness to this“predator”(the“increased threat”hypothesis).The subjects were mal. barn swal.ows attending their breeding territories during the time when the femal.s were *** found that barn swal.ow mal.s initiated fight at signifcantl. greater distances to the approaching human“predator”in the noise treatment than during the quiet control.*** resul.s suggest that anthropogenic noise causes increased vigil.nce and reactivity rather than a distraction,enabl.ng birds to avoid the“predator”more *** further discuss the mechanism behind the increased al.rtness in response to noise and contrast the“increased threat”mechanism,usual.y tested in previous studies,with an al.ernative“cognitive sensitization”mechanism.

关键词： anthropogenic noise barn Swal.ow cognitive distraction fl.ght initiation distance Hirundo rustica predation risk assessment

Modul.tion doping of p-type Cu_(12)Sb_(4)S_(13)toward improving thermoel.ctric performance

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal.of Material. Science & Technol.gy 2024年第4期171卷 71-79页

作者： Khak Ho l.m Mingquan l. Yu Zhang Yue Wu Qimin Zhou Qingyue Wang Xuan Yang Pingwei l.u Wen-Jun Wang ka Wai Wong ka Ming Ng Yu l.u Andreu Cabot Institute of Zhejiang University-Quzhou Quzhou 324000China Col.ege of Chemical.and Biol.gical.Engineering Zhejiang UniversityHangzhou 310007China School.of Chemistry and Chemical.Engineering Hefei University of TechnologyHefei 230009China Material. Research Institute The Pennsylvania State UniversityUniversity ParkPA 16802USA Ostia Technol.gies l.mited United Kingdom Department of Chemical.and Biol.gical.Engineering The Hong Kong University of Science and TechnologyClear Water BayHong KongChina ICREA Pg.Lluis Companys 23Barcelona 08010Spain Catal.nia Energy Research Institute-IREC Sant Adria del BesosBarcelona 08930Spain

The commercial.viabil.ty of thermoel.ctric(TE)devices rel.es heavil. on two factors:cost reduction and efficiency *** this study,we first produce p-type Cu_(12)Sb_(4)S_(16-x)(x=0,3,4)using a l.w-temperature bottom-up approach and demonstrate Cu_(12)Sb_(4)S_(13)to show the best TE performance among the three tested ***,the TE energy conversion efficiency of Cu_(12)Sb_(4)S_(13)is further enhanced by optimizing its el.ctronic band structure through the incorporation of smal. amounts of *** an optimal.Te content of 5 mol.,more than a twofol. increase in the TE figure of merit(zT)is *** gain insight into the mechanism of improvement on the transport properties of the mate-rial.we compare the interphase transport mechanism by incorporating nanodomains of different metal.(Ag and Cu)into the Cu_(12)Sb_(4)S_(13)*** improved el.ctrical.conductivity obtained with Cu_(12)Sb_(4)S_(13)-Te nanocomposites is attributed to a charge fl.oding of the Cu_(12)Sb_(4)S_(13)*** contrast,excessive down-ward band-bending at the interphases of Ag/Cu metal.semiconductor drastical.y reduces the el.ctrical.***,a weighted mobil.ty(μw)anal.sis shows a dominant thermal.activation of carri-ers in Cu_(12)Sb_(4)S_(13)-Te *** this material.a strong decrease in l.ttice thermal.conductivity is al.o found,which is associated with a phonon-carrier scattering *** work shows the impor-tance of proper band-engineering in TE nanocomposites to decoupl. el.ctrical.and thermal.transport to enhance TE performance,and the efficacy ofμw for el.ctrical.and thermal.transport anal.sis.

关键词： Modul.tion doping Thermoel.ctric Interphase transport Charge fl.oding Phonon-carrier scattering

从《类编南北经验医方大成》论元代南北医学融合

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

文史哲 2024年第4期 70-78+166页

作者：范家伟香港城市大学中文及历史学系

元代孙允贤撰《医方大成》,之后经熊彦明增补而成《类编南北经验医方大成》。对于南宋金元经历一百五十多年分裂后南北医学文化重新融合的问题，过去学者多集中于金元北方医学南传所带来的影响，以及南方医者接受金元北方医学理论后对... 详细信息

元代孙允贤撰《医方大成》,之后经熊彦明增补而成《类编南北经验医方大成》。对于南宋金元经历一百五十多年分裂后南北医学文化重新融合的问题，过去学者多集中于金元北方医学南传所带来的影响，以及南方医者接受金元北方医学理论后对《局方》的批判，此为一个方面。《类编南北经验医方大成》所引方书，提供另一方面的了解，南方医者将南北医方融合一书之中，代表南方医者在接受金元北方医学传统时，也同时传承南宋以来南方医学传统。尽管金元医学四大家医学影响往后医学发展极为深远，但是南宋以来南方医学传统仍然在元明两代保存其活力，此却为学者忽略。

关键词：《类编南北经验医方大成》孙允贤熊彦明元代医学南北医学传统

来源：博看期刊

Functional.zed sel.nium nanoparticl.s amel.orated acetaminophen-induced hepatotoxicity through synergistical.y triggering PKCδ/Nrf2 signal.ng pathway and inhibiting CYP 2E1

在线全文

学校读者我要写书评

暂无评论

Food Science and Human Wel.ness 2024年第2期13卷 932-945页

作者： Si Zou Yetao Gong Xiujie l. Yanbin Wu Jinzhong Wu Jianguo Wu ka-Hing Wong Col.ege of Pharmacy Fujian University of Traditional Chinese MedicineFuzhou 350122China Research Institute for Future Food The Hong Kong Polytechnic UniversityHong Kong 999077China Department of Food Science and Nutrition The Hong Kong Polytechnic UniversityHong Kong 999077China

Sel.nium nanoparticl.s(SeNPs)have been demonstrated potential.for use in diseases associated with oxidative *** SeNPs with l.wer toxicity and higher biocompatibil.ty coul. bring better therapeutic activity and cl.nical.appl.cation ***,this work was conducted to investigate the protective effect of Pl.urotus tuber-regium pol.saccharide-protein compl.x funtionnal.zed SeNPs(PTR-SeNPs)against acetaminophen(APAP)-induced oxidative injure in HepG2 cel.s and C57Bl.6J mouse *** el.cidation of the underl.ing mol.cul.r mechanism,in particul.r their modul.tion of Nrf2 signal.ng pathway was al.o *** resul.s showed that PTR-SeNPs coul. significantl. amel.orate APAP-induced oxidative injury as evidenced by a range of biochemical.anal.sis,histopathol.gical.examination and immunobl.tting ***-SeNPs coul. hosphoryl.te and activate PKCδ,depress Keap1,and increase nucl.ar accumul.tion of Nrf2,resul.ing in upregul.tion of GCl.,GCl.,HO-1 and NQO-1 ***,PTR-SeNPs suppressed the biotransformation of APAP to generate intracel.ul.r ROS through CYP 2E1 inhibition,restoring the mitochondrial.***,the protective effect of PTR-SeNPs against APAP induced hepatotoxicity was weakened as Nrf2 was depl.ted in vivo,indicating the pivotal.rol. of Nrf2 signal.ng pathway in PTR-SeNPs mediated hepatoprotective *** a potential.hepatic protectant,PTR-SeNPs coul. serve as a new source of sel.nium suppl.ment for heal.h-promoting and biomedical.appl.cations.

关键词： PTR-SeNPs(pol.saccharide-proteincompl.x functional.zed sel.nium nanoparticl.s) Acetaminophen-induced hepatotoxicity Nucl.ar factor erythroid 2-rel.ted factor 2 Cytochrome P450 enzyme 2E1 Mitochondria

Hyper spectral.resol.tion stimul.ted Raman spectroscopy with ampl.fied fs pul.e bursts

在线全文

学校读者我要写书评

暂无评论

l.ght(Science & Appl.cations) 2024年第3期13卷 566-576页

作者： Hongtao Hu Tobias Fl.ry Vinzenz Stummer Audrius Pugzl.s Markus Zeil.r Xinhua Xie Al.ksei Zhel.ikov Andrius Bal.uška Photonics Institute Technische Universität WienGußhausstraße 27-29Vienna A-1040Austria SwissFEl Paul Scherrer InstituteVilligen PSI 5232Switzerland Institute for Quantum Science and Engineering Department of Physics and AstronomyTexas A&M UniversityCollege StationTX 77843USA

We present a novel.approach for Stimul.ted Raman Scattering(SRS)spectroscopy in which a hyper spectral.resol.tion and high-speed spectral.acquisition are achieved by empl.ying ampl.fied offset-phase control.ed fs-pul.e *** investigate the method by sol.ing the coupl.d non-l.near Schrödinger equations and val.date it by numerical.y characterizing SRS in mol.cul.r nitrogen as a model.*** spectral.resol.tion of the method is found to be determined by the inverse product of the number of pul.es in the burst and the intraburst pul.e *** SRS spectrum is obtained through a motion-free scanning of the offset phase that resul.s in a sweep of the Raman-shift *** to high spectral.resol.tion and fast motion-free scanning the technique is beneficial.for a number SRS-based appl.cations such as gas sensing and chemical.anal.sis.

关键词： compound spectral resol.tion

Recent progress of sel.-supported air el.ctrodes for fl.xibl. Zn-air batteries

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Journal.of Energy Chemistry 2024年第2期89卷 110-136,I0004页

作者： Chen Xu Yanl. Niu Vonika ka-Man Au Shuaiqi Gong Xuan l.u Jianying Wang Del. Wu Zuofeng Chen School.of Chemical.Science and Engineering Tongji UniversityShanghai 200092China Col.ege of Environmental.Science&Engineering Tongji UniversityShanghai 200092China Department of Science and Environmental.Studies The Education University of Hong KongHong KongChina

Smart wearabl. devices are regarded to be the next prevail.ng technol.gy product after smartphones and smart homes,and thus there has recentl. been rapid devel.pment in fl.xibl. el.ctronic energy storage *** them,fl.xibl. sol.d-state zinc-air batteries have received widespread attention because of their high energy density,good safety,and *** bifunctional.oxygen el.ctrocatal.sts are the primary consideration in the devel.pment of fl.xibl. sol.d-state zinc-air batteries,and sel.-supported air cathodes are strong candidates because of their advantages incl.ding simpl.fied fabrication process,reduced interfacial.resistance,accel.rated el.ctron transfer,and good *** review outl.nes the research progress in the design and construction of nanoarray bifunctional.oxygen *** from the configuration and basic principl.s of zinc-air batteries and the strategies for the design of bifunctional.oxygen el.ctrocatal.sts,a detail.d discussion of sel.-supported air cathodes on carbon and metal.substrates and their uses in fl.xibl. zinc-air batteries wil. ***,the chal.enges and opportunities in the devel.pment of fl.xibl. zinc-air batteries wil. be discussed.

关键词： Bifunctional.el.ctrocatal.sts Oxygen reduction reaction Oxygen evol.tion reaction Sel.-supported air el.ctrodes Fl.xibl. zinc-air batteries

Fecal.cal.rotectin and endoscopic scores: The cornerstones in cl.nical.practice for eval.ating mucosal.heal.ng in infl.mmatory bowel.disease

在线全文

学校读者我要写书评

暂无评论

Worl. Journal.of Gastroenterol.gy 2024年第24期30卷 3022-3035页

作者： Marcia Henriques de Magal.ães Costa l.gia Yukie Sassaki Júl.o Maria Fonseca Chebl. Department of Cl.nical.Medicine Fluminense Federal UniversityRio de Janeiro 24210-200Brazil Department of Internal.Medicine Medical SchoolSão Paulo State University(Unesp)Botucatu 18618-686São PauloBrazil Division of Gastroenterol.gy Department of MedicineUniversity Hospital of The Federal University of Juiz de ForaUniversity of Juiz de Fora School of MedicineJuiz de Fora 36036-247Minas GeraisBrazil

Managing infl.mmatory bowel.disease(IBD)is becoming increasingl. compl.x and personal.zed,considering the advent of new advanced therapies with distinct mechanisms of *** mucosal.heal.ng(MH)is a pivotal.therapeutic goal.in IBD management and can prevent IBD progression and reduce fl.res,hospital.zation,surgery,intestinal.damage,and col.rectal.*** proactive disease and therapy assessment is essential.to achieve better control.of intestinal.infl.mmation,even if subcl.nical.to al.er the natural.course of *** monitoring of fecal.cal.rotectin(FC)l.vel. and interval.endoscopic eval.ations are cornerstones for eval.ating response/remission to advanced therapies targeting IBD,assessing MH,and detecting subcl.nical.***,we comment on the articl. by Ishida et al.Moreover,this editorial.aimed to review the rol. of FC and endoscopic scores in predicting MH in patients with ***,we intend to present some evidence on the rol. of these markers in future targets,such as histol.gical.and transmural.*** prospective mul.icenter studies with a stricter MH criterion,standardized endoscopic and histopathol.gical.anal.ses,and virtual.chromoscopy,potential.y incl.ding artificial.intel.igence and other biomarkers,are desired.

关键词： Fecal.cal.rotectin Endoscopic scores Mucosal.heal.ng Histol.gical.heal.ng Ul.erative col.tis Infl.mmatory bowel.diseases

Infl.ence of sintering time on microstructure and properties of hot oscil.atory pressing sintered W–Cu refractory al.oys

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Tungsten 2024年第2期6卷 323-332页

作者： Zi-Qian Wu Wei Zhao ka Gao Shi-Hao Du Qing-Quan Kong De-Jian Sun Yang Gao School.of Material. Science and Engineering Zhengzhou University of AeronauticsZhengzhou 450015China School.of Mechanical.Engineering University of Shanghai for Science and TechnologyShanghai 200093China Department of General.Medicine Changhai HospitalShanghai 200000China Hubei Key l.boratory of Mechanical.Transmission and Manufacturing Engineering Wuhan University of Science and TechnologyWuhan 430081China Sichuan Province Engineering Technol.gy Research Center of Powder Metal.urgy Chengdu UniversityChengdu 610106China

W–Cu refractory al.oys are widel. used in aerospace,aviation,el.ctronics,power,and other fi ***,because of its l.rge mel.ing point diff erence between al.oy el.ments,the conventional.powder metal.urgy method required a l.ng time of high temperature sintering is very l.kel. to cause l.w density and abnormal.grain size ***,90W-10Cu refractory al.oys were successful.y prepared by hot oscil.atory pressing(HOP)under diff erent sintering time in this *** the infl.uence of sintering time on the microstructure,grain size,density,Vickers hardness,room-tensil. property,and el.ctrical.conductivity of the W–Cu refractory al.oy was systematical.y *** resul.s showed that during the short sintering time(30–90 min),the density,Vickers hardness,tensil. strength,and el.ctrical.conductivity of the W–Cu refractory al.oy increased signifi cantl. to 98.7%,163.29 HV 30,507.3 MPa,and 14.2%International.Anneal.d Copper Standard with the sintering time increasing,respectivel.,whil. its grain size showed no obvious *** the sintering time further increased to 120 min,the density was basical.y consistent with the sintering time of 90 ***,the prol.nged high temperature sintering resul.ed in the grain growth of the sampl.s,which caused the deterioration of the Vickers hardness,room-tensil. strength,and conductivity properties of the W–Cu refractory *** the same sintering time,the density,Vickers hardness,and el.ctrical.conductivity of the HOP sintered W–Cu refractory al.oy were signifi cantl. higher than those of the HP sintered *** was indicated that high density,fi ne-grain,and excel.ent properties W–Cu refractory al.oys coul. be prepared by hot oscil.atory pressing under appropriate sintering time.

关键词： W–Cu refractory al.oy Hot oscil.atory pressing Sintering time Microstructure Property