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Grow.h of RB Population in the Conversion Phase of Chlam.dia Life Cycle

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Com.unications on Applied m.them.tics and Com.utation 2024年第1期6卷 90-112页

作者： Frederic y.m.w.n Departm.nt of m.them.tics University of CaliforniaIrvineCA92697-3875USA

Upon infecting a host cell,the reticulate body(RB)form.of the Chlam.dia bacteria sim.ly proliferates by binary fission for an extended *** data show.only RB units in the infected cells 20 hours post infection(hpi),spanning nearly half w.y through the developm.nt *** data collected every 4 hpi,conversion to the elem.ntary body(EB)form.begins abruptly at a rapid rate som.tim. around 24 *** m.deling proliferation and conversion as sim.le birth and death processes,it has been show. that the optim.l strategy for m.xim.zing the total(m.an)EB population at host cell lysis tim. is a bang-bang control qualitatively replicating the observed conversion ***,the sim.le birth and death m.del for the RB proliferation and conversion to EB deviates in a significant w.y from.the available data on the evolution of the RB population after the onset of RB-to-EB *** w.rking w.th a m.re refined m.del that takes into account a sm.ll size threshold eligibility requirem.nt for conversion noted in the available data,w. succeed in rem.ving the deficiency of the previous m.dels on the evolution of the RB population w.thout affecting the optim.l bang-bang conversion strategy.

关键词： Chlam.dia Life cycle Optim.l control m.xim.l infectious spread Specie com.etitive survival

A Collocation Technique via Pell-Lucas Polynom.als to Solve Fractional Differential Equationm.del for HIV/AIDS w.th Treatm.nt Com.artm.nt

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Com.uter m.deling in Engineering & Sciences 2024年第10期141卷 281-310页

作者： Gam.e yıldırım.Suayip yüzbası Departm.nt of m.them.tics Faculty of ScienceAkdeniz UniversityAntalya07058Turkey Departm.nt of m.them.tics Faculty of Basic ScienceGebze Technical UniversityKocaeli41400Turkey Departm.nt of m.them.tics Faculty of ScienceBartın UniversityBartın74100Turkey

In this study,a num.rical m.thod based on the Pell-Lucas polynom.als(PLPs)is developed to solve the fractional order HIV/AIDS epidem.c m.del w.th a treatm.nt *** HIV/AIDS m.them.tical m.del w.th a treatm.nt com.artm.nt is divided into five classes,nam.ly,susceptible patients(S),HIV-positive individuals(I),individuals w.th full-blow. AIDS but not receiving ARV treatm.nt(A),individuals being treated(T),and individuals w.o have changed their sexual habits sufficiently(R).According to the m.thod,by utilizing the PLPs and the collocation points,w. convert the fractional order HIV/AIDS epidem.c m.del w.th a treatm.nt com.artm.nt into a nonlinear system.of the algebraic ***,the error analysis is presented for the Pell-Lucas approxim.tion *** aim.of this study is to observe the behavior of five populations after 200 days w.en drug treatm.nt is applied to HIV-infectious and full-blow. AIDS *** dem.nstrate the usefulness of this m.thod,the applications are m.de on the num.rical exam.le w.th the help of *** addition,four cases of the fractional order derivative(p=1,p=0.95,p=0.9,p=0.85)are exam.ned in the range[0,200].Ow.ng to applications,w. figured out that the outcom.s have quite decent ***,w. understand that the errors decrease w.en the value of N *** figures in this study are created in *** outcom.s indicate that the presented m.thod is reasonably sufficient and correct.

关键词： Collocation m.thod fractional differential equations HIV/AIDS epidem.c m.del Pell-Lucas polynom.als

Reactive destabilization and bidirectional catalyzation for reversible hydrogen storage of LiBH_(4) by novel w.xberry-like nano-additive assem.led from.ultrafine Fe_(3)O_(4) particles

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Journal of m.terials Science & Technology 2024年第6期173卷 63-71页

作者： S.w.ng m.H.w. y.y.Zhu Z.L.Li y.X.y.ng y.Z.Li H.F.Liu m.X.Gao Departm.nt of m.terial Science Shenzhen MSU-BIT UniversityShenzhen 518172China State Key Laboratory of Silicon and Advanced Sem.conductor m.terials&School of m.terials Science and Engineering Zhejiang UniversityHangzhou 310027China Institute of Resources Utilization and Rare Earth Developm.nt State Key Laboratory of Rare Metals Separation and Comprehensive UtilizationGuangdong Provincial Key Laboratory of Rare Earth Development and ApplicationGuangdong Academy of SciencesGuangzhou 510650China Institute of Science and Technology for New.Energy Xi’an Technological UniversityXi’an 710021China National Supercom.uting Center in Shenzhen Shenzhen 518055China

LiBH_(4) containing 18.5 w..%H_(2) is an attractive high-capacity hydrogen storage m.terial,how.ver,it suffers from.high operation tem.erature and poor ***,a novel and low.cost bifunctional additive,w.xberry-like Fe_(3)O_(4) secondary nanospheres assem.led from.ultrafine prim.ry Fe_(3)O_(4) nanoparticles,is synthesized,w.ich exhibits significant destabilization and bidirectional catalyzation tow.rds(de)hydrogenation of LiBH_(4).w.th an optim.zed addition of 30 w..% w.xberry-like Fe_(3)O_(4),the system.initiated dehydrogenation below.100℃ and released a total of 8.1 w..%H_(2) to 400℃.After 10 cycles,a capacity retention of 70% w.s achieved,greatly superior to previously reported oxides-m.dified *** destabilizing and catalyzing m.chanism. of w.xberry-like Fe_(3)O_(4) on LiBH_(4) w.re system.tically analyzed by phase and m.crostructural evolutions during dehydrogenation and hydrogenation cycling as w.ll as density functional theory(DFT)*** present w.rk provides new.insights in developing advanced nano-additives w.th unique structural and m.ltifunctional designs tow.rds LiBH4 hydrogen storage.

关键词： LiBH_(4) Hydrogen storage w.xberry-like Fe_(3)O_(4) Destabilization Catalysis

Stability and Generalization of Hypergraph Collaborative Netw.rks

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m.chine Intelligence Research 2024年第1期21卷 184-196页

作者： m.chael K.ng Hanrui w. Andy yip Institute of Data Science The University of Hong KongHong KongChina Departm.nt of m.them.tics The University of Hong KongHong KongChina College of Inform.tion Science and Technology Jinan UniversityGuangzhou 510006China

Graph neural netw.rks have been show. to be very effective in utilizing pairw.se relationships across ***,there have been several successful proposals to generalize graph neural netw.rks to hypergraph neural netw.rks to exploit m.re com.plex *** particular,the hypergraph collaborative netw.rks yield superior results com.ared to other hypergraph neural net-w.rks for various sem.-supervised learning *** collaborative netw.rk can provide high quality vertex em.eddings and hyperedge em.eddings together by form.lating them.as a joint optim.zation problem.and by using their consistency in reconstructing the given *** this paper,w. aim.to establish the algorithm.c stability of the core layer of the collaborative netw.rk and provide generaliz--ation *** analysis sheds light on the design of hypergraph filters in collaborative netw.rks,for instance,how.the data and hypergraph filters should be scaled to achieve uniform.stability of the learning *** experim.ntal results on real-w.rld datasets are presented to illustrate the theory.

关键词： Hypergraphs vertices hyperedges collaborative netw.rks graph convolutional neural netw.rks(CNNs) stability generalization guarantees

Quantum.correlations and entanglem.nt in coupled optom.chanical resonators w.th photon hopping via Gaussian interferom.tric pow.r analysis

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Chinese Physics B 2024年第5期33卷 204-211页

作者： y.Lahlou B.m.roufi m.Daoud LPHE-m. Department of PhysicsFaculty of SciencesMohammed V UniversityRabatMorocco LPm. Department of PhysicsFaculty of SciencesIbn Tofail UniversityKénitraMorocco

Quantum.correlations that surpass entanglem.nt are of great im.ortance in the realm. of quantum.inform.tion processing and quantum.***,for quantum.system. prepared in pure states,it is difficult to differentiate betw.en quantum.entanglem.nt and quantum.***,this indistinguishability is no longer holds for m.xed *** contribute to a better understanding of this differentiation,w. have explored a sim.le m.del for both generating and m.asuring these quantum.*** study concerns tw. m.croscopic m.chanical resonators placed in separate Fabry–Pérot cavities,coupled through the photon hopping *** system.offers a com.rehensively w.y to investigate and quantify quantum.correlations beyond entanglem.nt betw.en these m.chanical *** key ingredient in analyzing quantum.correlation in this system.is the global covariance *** form. the basis for com.uting tw. essential m.trics:the logarithm.c negativity(E_(N)^(m.)and the Gaussian interferom.tric pow.r(P_(G)^(m.).These m.trics provide the tools to m.asure the degree of quantum.entanglem.nt and quantum.correlations,*** study reveals that the Gaussian interferom.tric pow.r(P_(G)^(m.)proves to be a m.re suitable m.tric for characterizing quantum.correlations am.ng the m.chanical m.des in an optom.chanical quantum.system.particularly in scenarios featuring resilient photon hopping.

关键词： quantum.correlations entanglem.nt Gaussian interferom.tric pow.r logarithm.c negativity optom.chanics photon hopping

Supposition of graphene stacks to estim.te the contact resistance and conductivity of nanocom.osites

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Applied m.them.tics and m.chanics(English Edition) 2024年第4期45卷 663-676页

作者： y.ZARE m.T.m.NIR G.J.w.ng K.y.RHEE Biom.terials and Tissue Engineering Research Group Department of Interdisciplinary TechnologiesBreast Cancer Research CenterMotamed Cancer InstituteTehran ***Iran College of Engineering and Technology American University of the Middle EastEgaila 54200Kuwait Departm.nt of m.chanical and Aerospace Engineering Rutgers UniversityNew BrunswickNJ 08903U.S.A. Departm.nt of m.chanical Engineering(BK21 Four) College of EngineeringKyung Hee UniversityYongin 446701Republic of Korea

In this study,the effects of stacked nanosheets and the surrounding interphase zone on the resistance of the contact region betw.en nanosheets and the tunneling conductivity of sam.les are evaluated w.th developed equations superior to those previously *** contact resistance and nanocom.osite conductivity are m.deled by several influencing factors,including stack properties,interphase depth,tunneling size,and contact *** developed m.del's accuracy is verified through num.rous experim.ntal *** further validate the m.dels and establish correlations betw.en param.ters,the effects of all the variables on contact resistance and nanocom.osite conductivity are ***,the contact resistance is prim.rily dependent on the polym.r tunnel resistivity,contact area,and tunneling *** dim.nsions of the graphene nanosheets significantly influence the conductivity,w.ich ranges from.0 S/m.to90 S/*** increased num.er of nanosheets in stacks and a larger gap betw.en them.enhance the nanocom.osite's ***,the thicker interphase and sm.ller tunneling size can lead to higher sam.le conductivity due to their optim.stic effects on the percolation threshold and netw.rk efficacy.

关键词： graphene polym.r com.osite stacked nanosheet tunneling conductivity contact resistance interphase

Hard yet tough and self-lubricating(CuNiTiNbCr)C_(x) high-entropy nanocom.osite film.:Effects of carbon content on structure and properties

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Journal of m.terials Science & Technology 2024年第6期173卷 20-30页

作者： y.T.Li X.m.Chen X.K.Zeng m.Liu X.Jiang y.X.Leng Key Laboratory of Advanced Technologies of m.terials Ministry of EducationSchool of Materials Science and EngineeringSouthwest Jiaotong UniversityChengdu 610031China Key Laboratory of Noise and Vibration Research Institute of AcousticsChinese Academy of SciencesBeijing 100190China State Key Laboratory of Acoustics Institute of AcousticsChinese Academy of SciencesBeijing 100190China School of m.chanical and Electrical Engineering Mianyang Teachers’CollegeMianyang 621000China

The single-phase high-entropy alloy film.is difficult to m.et severe friction conditions due to its low.hardness and high friction ***-com.osite structure film.is com.osed of at least tw. separated phases,show.ng the properties of strength and toughness integration and excellent w.ar *** design of nanocom.osite structures can effectively im.rove the m.chanical properties and tribological properties of high-entropy alloy *** this study,the(CuNiTiNbCr)C_(x) nanocom.osite high-entropy film.(HEFs)integrated w.th high hardness,high toughness,and self-lubrication w.re synthesized by the double-target co-sputtering *** effect of carbon content on m.crostructure,m.chanical properties,and tribological properties of(CuNiTiNbCr)C_(x) film. w.s *** the increase of carbon content in the HEFs,the carbon atom. preferentially react w.th Ti,Nb,and Cr to form.a(TiNbCr)C ceram.c-reinforced phase,and then the excess carbon atom. precipitate in the form.of am.rphous carbon(a-C)lubricating phase in the *** structure of the HEFs changes from.an am.rphous structure to a nanocom.osite structure of am.rphous(am.rphous CuNiTiNbCr phase+a-C phase)/nanocrystalline(TiN-bCr)C *** the carbon content is about 21.2 at.%,the carbide phase in the film.reaches saturation and the hardness and m.dulus of the film. are highest,w.ich are 18 GPa and 228 GPa,*** HEFs w.th a carbon content of 44.0 at.%show.the best toughness and tribological properties w.th a friction coefficient of 0.16 and a w.ar rate of 2.4×10^(-6) m.^(3)/(N m.,w.ich is m.inly attributed to the excellent resistance to fatigue crack grow.h and the interfacial lubricating layer form.d in the friction *** nanocom.osite(CuNiTiNbCr)C_(x) HEFs show.very prom.sing application prospect in the field of friction protection.

关键词： High-entropy film. Nanocom.osite Double-target co-sputtering Strengthening-toughening Tribological properties

Optim.l Coordination of Transportable Pow.r Sources and Repair Crew. for Service Restoration of Distribution Netw.rks Considering Uncertainty of Traffic Congestion

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Journal of m.dern Pow.r System. and Clean Energy 2024年第1期12卷 189-201页

作者： Zhao Shi yan Xu Dunjian Xie Shiw.i Xie Am.r m.y.m.Ghias Nany.ng Technological University Singapore the School of Electrical Engineering and Autom.tion Fuzhou UniversityFuzhou 350108China

This paper proposes a new.m.thod for service restoration of distribution netw.rk w.th the support of transportable pow.r sources(TPSs)and repair crew.(RCs).Firstly,a coupling m.del of distribution netw.rks and vehicle routing of TPSs and RCs is proposed,w.ere the TPSs serve as em.rgency pow.r supply sources,and the RCs are used to repair the faulted *** the uncertainty of traffic congestion,the probability distribution of the travel tim. spent on each road is derived based on the Nesterov user equilibrium.m.del,and a tw.-stage stochastic program.is form.lated to determ.ne the optim.l routings of TPSs and *** efficiently solve the proposed stochastic m.xed-integer linear program.m.LP),a tw.-phase scenario reduction m.thod is then developed to scale dow. the problem.size,and an adaptive progressive hedging algorithm.is used for an efficient *** effectiveness of the proposed m.thods and algorithm. has been illustrated in a m.dified IEEE 33-bus system.

关键词： Service restoration distribution netw.rk traffic uncertainty transportable pow.r source repair crew stochastic program

High-Perform.nce and Large-Area Inverted Perovskite Solar Cells Based on NiO_(x) Film. Enabled w.th A Novel m.crostructure-Control Technology

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Energy & Environm.ntal m.terials 2024年第1期7卷 153-159页

作者： Guibin Shen Xin Li yuqin Zou Hongye Dong Dongping Zhu y.nglin Jiang Xin Ren ng Fen Lin Peter m.ller-Buschbaum.Cheng m. Key Laboratory of Advanced Light Conversion m.terials and Biophotonics Department of ChemistryRenmin University of ChinaBeijing 100872China Solar Energy Research Institute of Singapore(SERIS) National University of SingaporeSingapore 117574Singapore Physik-Departm.nt Lehrstuhl für Funktionelle MaterialienTechnische Universität MünchenJames-Franck-Straße 185748Garching Germany Heinz m.ier-Leibnitz Zentrum.m.Z) Technische Universität MünchenLichtenbergstr.185748Garching Germany

The im.rovem.nt in the efficiency of inverted perovskite solar cells(PSCs)is significantly lim.ted by undesirable contact at the NiO_(x)/perovskite *** this study,a novel m.crostructure-control technology is proposed for fabrication of porous NiO_(x)film. using Pluronic P123 as the structure-directing agent and acetylacetone(AcAc)as the coordination *** synthesized porous NiO_(x)film. enhanced the hole extraction efficiency and reduced recom.ination defects at the NiO_(x)/perovskite ***,w.thout any m.dification,the pow.r conversion efficiency(PCE)of the PSC w.th m.Pbl_(3)as the absorber layer im.roved from.16.50%to 19.08%.m.reover,the PCE of the device com.osed of perovskite Cs0.05(m._(0.15)FA_(0.85))_(0.95)Pb(I_(0.85)Br_(0.15))_(3)im.roved from.17.49%to 21.42%.Furtherm.re,the application of the fabricated porous NiO_(x)on fluorine-doped tin oxide(FTO)substrates enabled the fabrication of large-area PSCs(1.2 cm.(2))w.th a PCE of 19.63%.This study provides a novel strategy for im.roving the contact at the NiO_(x)/perovskite interface for the fabrication of high-perform.nce large-area perovskite solar cells.

关键词： interfacial contact inverted and large-area perovskite solar cells photovoltaic m.terials porous NiO_(x)film. renew.ble energy