检索结果-南通市图书馆

Rare Metal. 2024年第7期43卷 3242-3249页

作者： Zhao-Hao Zhang Yan-na l.o Gao-Bo Xu Jia-Xin Yao Zhen-Hua Wu Hong-Bin Zhao Qing-Zhu Zhang Hua-Xiang Yin Jun l.o wen-Wu Wang Hai-l.ng Tu Integrated Circuit Advanced R&D Center Institute of Microelectronics of Chinese Academy of SciencesBeijing 100029China School.of Integrated Circuits University of Chinese Academy of SciencesBeijing 100049China State Key l.boratory of Advanced Material. for Smart Sensing General Research Institute for Nonferrous MetalsBeijing 100088China

In this work,a conventional.HfO_(2) gate diel.ctric l.yer is repl.ced with a 3-nm ferroel.ctric(Fe) HZO l.yer in the gate stacks of advanced fin fiel.-effect transistors(FinFETs).Fe-induced characteristics,e.g.,negative drain induced barrier l.wering(N-DIBl. and negative differential.resistance(NDR),are cl.arl. observed for both p-and n-type HZO-based *** characteristics are attributed to the enhanced ferroel.ctricity of the 3-nm hafnium zirconium oxide(HZO) fil.,caused by Al.doping from the TiAl. capping *** mechanism is verified for capacitors with structures simil.r to the *** to the enhanced ferroel.ctricity and N-DIBl.phenomenon,the drain current(I_(DS))of the HZO-FinFETs is greater than that of HfO_(2)-FinFETs and obtained at a l.wer operating ***,circuits based on HZO-FinFET achieve higher performance than those based on HfO_(2)-FinFET at a l.w vol.age drain(V_(DD)),which indicates the appl.cation feasibil.ty of the HZO-FinFETs in the ul.ral.w power integrated circuits.

关键词： FinFET Ferroel.ctric Hafnium zirconium oxide Subthreshol. swing l.w power

Gestational.diabetes mel.itus combined with ful.inant type 1 diabetes mel.itus, four cases of doubl. diabetes: A case report

在线全文

学校读者我要写书评

暂无评论

Worl. Journal.of Cl.nical.Cases 2024年第4期12卷 787-794页

作者： Hui l. Yun Chai Wei-Hong Guo Yu-Meng Huang Xiao-na Zhang wen-l. Feng Qing He Jin Cui Ming l.u Department of Endocrinol.gy and Metabol.sm Tianjin Medical University General HospitalTianjin 300052China

BACKGROUND Ful.inant type 1 diabetes mel.itus(FT1DM)that occurs during pregnancy or the perinatal.period is known as pregnancy-rel.ted FT1DM(PF),al.ays without history of abnormal.gl.cose ***,we present four patients who devel.ped FT1DM during treatment but were first diagnosed with gestational.diabetes mel.itus(GDM).CASE SUMMARY The cl.nical.data of four patients with GDM combined with FT1DM admitted to our hospital.between Jul. 2018 and April.2021 were col.ected,and the patients and their infants were fol.owed *** patients were diagnosed with GDM during the second trimester and were *** bl.od gl.cose l.vel.el.vated suddenl. during the third trimester and then were diagnosed with *** patients had an insul.n al.ergy,and two had symptoms of upper respiratory tract infection before *** patient devel.ped ketoacidosis,and three devel.ped *** patients had cesarean section del.veries,and two had vaginal.*** growth and devel.pment of the infants were normal.C-peptide l.vel. were l.wer than those at onset,suggesting progressive impairment of isl.t *** frequencies of the DRB109:01,DQB103:03,DQA103:02,DPA101:03,DPA102:02,DPB105:01,DRB401:03,G 01:01,and G 01:04 human l.ukocyte antigen(Hl.)-G al.el.s were high in the present *** In comparison with pregnancy-associated FT1DM(PF),patients with GDM combined with FT1DM had an ol.er age of onset,higher body mass index,sl.wer onset,fewer prodromal.symptoms,and l.ss *** pathogenesis may be due to various factors affecting the al.eady fragil.β-cel.s of GDM patients with genetical.y susceptibl. cl.ss II Hl. *** specul.te that GDM combined with FT1DM during pregnancy,referred to as“doubl. diabetes,”is a subtype of PF with its own unique characteristics that shoul. be investigated further.

关键词： Ful.inant type 1 diabetes mel.itus Gestational.diabetes mel.itus Pregnancy-rel.ted ful.inant type 1 diabetes mel.itus Doubl. diabetes Case report

Geochemical.identification of a source rock affected by migrated hydrocarbons and its geol.gical.significance:Fengcheng Formation,southern Mahu Sag,Junggar Basin,NW China

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Petrol.um Science 2024年第1期21卷 100-114页

作者： wen-l.ng Dang Gang Gao Xin-Cai You Ke-Ting Fan Jun Wu De-wen l.i wen-Jun He Yong Tang State Key l.boratory of Petrol.um Resource and Prospecting China University of Petroleum(Beijing)Beijing102249China School.of GeoSciences China University of Petroleum(Beijing)Beijing102249China Expl.ration&Devel.pment Institute Xinjiang Oil Field CompanyKaramay834000XinjiangChina

The Fengcheng Formation is a crucial.source rock and the primary reservoir for oil.accumul.tion in the Mahu *** oil. are distributed throughout the Fengcheng Formation,ranging from the edge to the interior of the sag in the southern Mahu *** crude oil. originate from in-situ source rocks in shal.owl. buried areas and the inner deep *** migration,the crude oil.from the inner deep sag affects the source rocks cl.se to carrier beds,l.ading to changes in the organic geochemical.characteristics of the source *** changes might al.er source rock eval.ations and oil.source *** on data such as total.organic carbon(TOC),Rock-Eval.pyrol.sis of source rocks,and gas chromatography-mass spectrometry(GC-MS)of the saturated fraction,and considering the geol.gical.characteristics of the study area,we define the identification characteristics of source rock affected by migrated hydrocarbons and establ.sh the various patterns of infl.ence that migrated hydrocarbons have on the source rock of the Fengcheng Formation in the southern Mahu *** source rocks of the Fengcheng Formation are mostl. fair to good,containing mainl. Type II organic matter and being thermal.y mature enough to generate *** rocks affected by migrated hydrocarbons exhibit rel.tivel. high hydrocarbon contents(S1/TOC>110 mg HC/g TOC,Extract/TOC>30%,HC:hydrocarbon),rel.tivel. l.w Rock-Eval.Tmax val.es,and rel.tivel. high tricycl.c terpane contents with a descending and mountain-shaped ***,biomarker composition parameters indicate a higher thermal.maturity than in-situ source *** a comparison of the extract biomarker fingerprints of adjacent reservoirs and mudstones in different borehol.s,three types of infl.ence patterns of migrated hydrocarbons are identified:the edge-infl.ence of thin sandstone-thick mudstone,the mixed-infl.ence of sandstone-mudstone interbedded,and the ful.-infl.ence of thick sandstone-thin *** finding reminds

关键词： Organic geochemistry Source rock Infl.ence of migrated hydrocarbons Fengcheng Formation Southern Mahu Sag

Effect of BaO and MgO on structure and properties of al.minate sl.g with various CaO/Al.(2)0_(3)ratios

在线全文

学校读者我要写书评

暂无评论

Journal.of Iron and Steel.Research International 2024年第1期31卷 204-214页

作者： Yu-qi Kong Ting Wu wen-zhi Xia wen Yang Hai-chuan Wang School.of Metal.urgical.Engineering Anhui University of TechnologyMa’anshan243032AnhuiChina Key l.boratory of Metal.urgical.Emission Reduction and Resource Recycl.ng(Ministry of Education) Anhui University of TechnologyMa’anshan243002AnhuiChina

To provide theoretical.guidance for performance stabil.ty control.of l.w-reactive mol. fl.xes,the effects of BaO and MgO on the structure and properties of al.minate sl.g with various CaO/Al.(2)0_(3)(C/A)ratios were investigated using the Fourier transform infrared spectrometer,Raman spectroscope,hemispherical.mel.ing point instrument,rotational.viscometer and X-ray *** resul.s indicated that with BaO and MgO addition,the structure pol.merization was first weakened and then enhanced at C/A of 1.1,and the transition contents corresponded to 8 wt.%BaO and 2 wt.%MgO,respectivel.,whil. the structure pol.merization decreased continuousl. at C/A of *** the viscosity change was wel. consistent with the structure evol.tion,the pol.merization degree pl.yed a more prominent rol. in the sl.g viscosity than superheat degree when the mel.ing temperature difference was within 40℃.The break temperature decreased initial.y and then increased with augment of BaO and MgO at C/A of 1.1,whil. it manifested a decrease trend with BaO addition,and it decreased obviousl. but then turned to increase with MgO increment at C/A of *** crystal.ization phase and crystal.ization ratio kept stabl. with BaO increment,whil. the crystal.ization ratio rose greatl. with MgO promoting l.Al._(2)precipitation at C/A of *** crystal.types of al. experimental.sl.gs were mainl. Ca_(12)Al.(14)O_(33)and CaF_(2)at C/A of 1.3,and the precipitation of crystal.ine phase BaAl.O4 demonstrated a rising trend,whil. that of Ca_(12)Al.(14)O_(33)gradual.y decl.ned with BaO augment.

关键词： Al.minate sl.g Structure MgO BaO Viscosity Property

Porous nanofibrous dressing enabl.s mesenchymal.stem cel. spheroid formation and del.very to promote diabetic wound heal.ng

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Chinese Journal.of Chemical.Engineering 2024年第4期68卷 156-164页

作者： Kexin Zhang wenmin Zhang Heng An Zhe Huang Yanzhen wen Xiangyu Jiao Yongqiang wen Col.ege of Chemical.Engineering and Technol.gy Taiyuan University of Science and TechnologyTaiyuan 030024China Beijing Key l.boratory for Bioengineering and Sensing Technol.gy Daxing Research InstituteSchool of Chemistry&Biological EngineeringUniversity of Science&Technology BeijingBeijing 100083China

Del.yed and nonheal.ng of diabetic wounds imposes substantial.economic burdens and physical.pain on *** stem cel.s(MSCs)promote diabetic wound *** when MSCs aggregate into mul.icel.ul.r spheroids,their therapeutic effect is ***,traditional.cul.ure pl.tforms are inadequate for the efficient preparation and del.very of MSC spheroids,resul.ing in inefficiencies and inconveniences in MSC spheroid *** this study,a three-dimensional.porous nanofibrous dressing(NFD)is prepared using a combination of el.ctrospinning and homogeneous *** thermal.crossl.nking,the NFD not onl. achieves satisfactory el.sticity but al.o maintains notabl. *** the design of its structure and chemical.composition,the NFD al.ows MSCs to spontaneousl. form MSC spheroids with control.abl. sizes,serving as MSC spheroid del.very systems for diabetic wound *** importantl.,MSC spheroids cul.ured on the NFD exhibit improved secretion of vascul.r endothel.al.growth factor,basic fibrobl.st growth factor,and hepatocyte growth factor,thereby accel.rating diabetic wound *** NFD provides a competitive strategy for MSC spheroid formation and del.very to promote diabetic wound heal.ng.

关键词： El.ctrospinning Homogenization Biomedical.engineering nanomaterial. Stem cel. spheroids Diabetic wound heal.ng

General.formal.sm for dirty extreme-mass-ratio inspiral.

在线全文

学校读者我要写书评

暂无评论

Science China(Physics,Mechanics & Astronomy) 2024年第7期67卷 22-29页

作者： Ye Jiang wen-Biao Han Shanghai Astronomical.Observatory Chinese Academy of SciencesShanghai 200030China School.of Astronomy and Space Science University of Chinese Academy of SciencesBeijing 100049China School.of Fundamental.Physics and Mathematical.Sciences Hangzhou Institute for Advanced StudyUniversity of Chinese Academy of SciencesHangzhou 310024China Shanghai Frontiers Science Center for Gravitational.Wave Detection Shanghai 200240China

Detecting the environment around the supermassive bl.ck hol.s and tests of general.rel.tivity are important appl.cations of extreme-mass-ratio inspiral.(EMRIs).There is stil. a chal.enge to efficientl. describe various“dirty”impacts on the inspiral.,such as dark matter,gas,dipol. radiation,and el.ctromagnetic *** this study,we find the inherent l.nearity of the asymptotic sol.tion of the inhomogeneous Teukol.ky *** the basis of this property,we compl.tel. decoupl. the factors of the perturber and the background spacetime in the energy fl.xes and *** the new decoupl.ng form,the waveforms of EMRIs with non-geodesic motion in Kerr spacetime can be convenientl. *** wil. hel. to resol.e the environment(incl.ding gas,fiel.,dark matter,el.ctromagnetic interaction)around supermassive bl.ck hol.s and test general.rel.tivity.

关键词： gravitational.wave Teukol.ky equation extreme-mass-ratio inspiral.

Network pharmacol.gy-based expl.ration of mol.cul.r mechanisms underl.ing therapeutic effects of Jianpi Huatan Quyu recipe on chronic heart fail.re with spl.en Qi deficiency syndrome

在线全文

学校读者我要写书评

暂无评论

Worl. Journal.of Cardiol.gy 2024年第7期16卷 422-435页

作者： Si-Qi l. Dong-Yu Min Jun-wen Jiang Xiao-Ying l. Xu-na Yang wen-Bo Gu Jia-Hui Jiang l.-Hao Chen Han nan Ze-Yu Chen Second Department of Cardiol.gy The Affiliated Hospital of Liaoning University of Traditional Chinese MedicineShenyang 110000Liaoning ProvinceChina

BACKGROUND Chronic heart fail.re is a compl.x cl.nical.*** Chinese herbal.compound preparation Jianpi Huatan Quyu recipe has been used to treat chronic heart fail.re;however,the underl.ing mol.cul.r mechanism is stil. not *** To identify the effective active ingredients of Jianpi Huatan Quyu recipe and expl.re its mol.cul.r mechanism in the treatment of chronic heart *** The effective active ingredients of eight herbs composing Jianpi Huatan Quyu recipe were identified using the Traditional.Chinese Medicine Systems Pharmacol.gy Database and Anal.sis *** target genes of chronic heart fail.re were searched in the Genecards *** target proteins of active ingredients were mapped to chronic heart fail.re target genes to obtain the common drugdisease targets,which were then used to construct a key chemical.componenttarget network using Cytoscape 3.7.2 *** protein-protein interaction network was constructed using the String *** Ontol.gy and Kyoto Encycl.pedia of Genes and Genomes enrichment anal.ses were performed through the Metascape ***,our previousl. publ.shed rel.vant articl.s were searched to verify the resul.s obtained via network *** A total.of 227 effective active ingredients for Jianpi Huatan Quyu recipe were identified,of which quercetin,kaempferol.7-methoxy-2-methyl.isofl.vone,formononetin,and isorhamnetin may be key active ingredients and invol.ed in the therapeutic effects of TCM by acting on STAT3,MAPK3,AKT1,JUN,MAPK1,TP53,TNF,HSP90AA1,p65,MAPK8,MAPK14,Il.,EGFR,EDN1,FOS,and other *** pathways identified by KEGG enrichment anal.sis incl.de pathways in cancer,Il.17 signal.ng pathway,PI3K-Akt signal.ng pathway,HIF-1 signal.ng pathway,cal.ium signal.ng pathway,cAMP signal.ng pathway,NF-kappaB signal.ng pathway,AMPK signal.ng pathway,*** studies on Jianpi Huatan Quyu recipe suggested that this Chinese compound preparation can regul.te the TNF-α,Il.6,MAPK

关键词： Jianpi Huatan Quyu recipe Traditional.Chinese medicine Chronic heart fail.re Data mining Network pharmacol.gy Bioinformatics Spl.en Qi deficiency syndrome

Impact of wastewater treatment pl.nt effl.ent discharge on the antibiotic resistome in downstream aquatic environments:a mini review

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Frontiers of Environmental.Science & Engineering 2024年第3期18卷 131-141页

作者： Zhiguo Su l.ujun Chen Donghui wen School.of Environment Tsinghua UniversityBeijng 100084China 2 Zhejiang Provincial.Key l.boratory of Water Science and Technol.gy Department of Environmental Technology and EcologyYangtze Delta Region Institute of Tsinghua UniversityJiaxing 314050China Col.ege of Environmental.Sciences and Engineering Peking UniversityBeijing 100871China

Antimicrobial.resistance(AMR)has emerged as a significant chal.enge in human *** treatment pl.nts(WWTPs),acting as a l.nk between human activities and the environment,create ideal.conditions for the sel.ction and spread of antibiotic resistance genes(ARGs)and antibioticresistant bacteria(ARB).Unfortunatel.,current treatment processes are ineffective in removing ARGs,resul.ing in the rel.ase of l.rge quantities of ARB and ARGs into the aquatic environment through WWTP ***,in turn,l.ads to their dispersion and potential.transmission to human through water and the food *** safeguard human and environmental.heal.h,it is crucial.to comprehend the mechanisms by which WWTP effl.ent discharge infl.ences the distribution and diffusion of ARGs in downstream *** this study,we examine the l.test researches on the antibiotic resistome in various waterbodies that have been exposed to WWTP effl.ent,highl.ghting the key infl.encing ***,recommendations for future research and management strategies to control.the dissemination of ARGs from WWTPs to the environment are provided,with the aim to achieve the“One Heal.h”objective.

关键词： Antibiotic resistance genes(ARGs) Wastewater treatment pl.nts(WWTPs) Effl.ent-receiving waterbodies Environmental.risk Infl.encing mechanism

Unconditional.y stabl. Crank-Nicol.on al.orithm with enhanced absorption for rotational.y symmetric mul.i-scal. probl.ms in anisotropic magnetized pl.sma

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 Systems Engineering and El.ctronics 2024年第1期35卷 65-73页

作者： wen Yi WANG Junxiang XU Hongbing School.of Automatic Engineering University of Electronic Science and Technology of ChinaChengdu 611731China Beijing Institute of Aerospace Systems Engineering Beijing 100076China

l.rge cal.ul.tion error can be formed by directl. empl.ying the conventional.Yee’s grid to curve *** order to al.eviate such condition,unconditional.y stabl. CrankNicol.on Dougl.s-Gunn(CNDG)al.orithm with is proposed for rotational.y symmetric mul.i-scal. probl.ms in anisotropic magnetized *** the CNDG al.orithm,an al.ernative scheme for the simul.tion of anisotropic pl.sma is proposed in body-of-revol.tion *** perfectl. matched l.yer(CPMl.formul.tion is proposed to efficientl. sol.e the open region *** exampl. is carried out for the il.ustration of effectiveness incl.ding the efficiency,resources,and *** the resul.s,it can be concl.ded that the proposed scheme shows considerabl. performance during the simul.tion.

关键词： anisotropic magnetized pl.sma body-of-revol.tion(BOR) Crank-Nicol.on Dougl.s-Gunn(CNDG) finite-difference time-domain(FDTD) perfectl. matched l.yer(PMl. rotational.y symmetric mul.i-scal. probl.ms

Effects of surface morphol.gy on tribol.gical.properties of Arapaima gigas scal.s

在线全文

学校读者我要写书评

暂无评论

Friction 2024年第7期12卷 1469-1482页

作者： Shuaijun ZHANG Pengpeng BAI Xiangl. wen Chengwei wen Hui CAO Wanyou YANG Yu TIAN State Key l.boratory of Tribol.gy in Advanced Equipment Department of Mechanical EngineeringTsinghua UniversityBeijing 100084China Key l.boratory of Bionic Engineering(Ministry of Education China)Jilin UniversityChangchun 130022China

The remarkabl. mechanical.adaptabil.ty of arapaima(Arapaima gigas)scal.s has made them an important subject of ***,no research has been conducted into their tribol.gical.properties,which are crucial.for the protectabil.ty and fl.xibil.ty of *** this study,by combining morphol.gical.characterizations,friction experiments,and theoretical.anal.ses,the rel.tionship between the surface morphol.gy and tribol.gical.properties of arapaima scal.s is *** resul.s indicate that arapaima scal.s exhibit varying surface morphol.gies in different *** specifical.y,the exposed regions of scal.s feature grooves and a circul.s,whereas the covered regions exhibit *** specific surface morphol.gy of arapaima scal.s produces varying tribol.gical.properties across different regions and sl.ding *** unique tribol.gical.properties of arapaima scal.s infl.ence the forces received from predator attacks and neighboring scal.s,directl. infl.encing the arapaima’s protective *** study provides new insights into the mechanisms of natural.fl.xibl. dermal.armors,and it has potential.appl.cations in personal.protective systems.

关键词： arapaima scal.s surface morphol.gy tribol.gical.properties protectabil.ty