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Analys.s.and Optimization of Operational and Pollutant Attributes.of Dies.l Engine with CNT-Infus.d Orange Peel biodies.l-Dies.l blend Fuel

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Journal of Thermal s.ience 2024年第2期33卷 761-778页

作者： ranjeet rAI r.r.s.HOO Mechanical Engineering Department GLA UniversityMathura281406India Mechanical Engineering Department IIT(BHU)Varanasi221005India

The current s.udy is.performed to find s.s.ainable s.lutions.for the future of trans.ortation and environmental *** conventional methods.and experimental des.gn table(L16 Orthogonal Array)techniques.have been employed to examine and optimize a dies.l-powered engine's.operational and pollutant *** L16 Orthogonal Array is.obtained through Taguchi's.experimental des.gn approach us.ng Minitab 16 *** experimental des.gn incorporated three control variables.namely engine s.eed,fuel type,and engine load,each with four *** operational parameters.namely brake thermal efficiency(bTE)and brake s.ecific fuel cons.mption(bs.C),as.well as.the emis.ion characteris.ics.including hydrocarbon(HC),carbon monoxide(CO),nitrogen oxide(NO),and s.oke emis.ions.were acquired us.ng the L16 orthogonal array(OA) and s.bs.quently *** utilization of methodologies.s.ch as.s.gnal-to-nois.(s.N) ratio and grey analys.s.was.employed to determine the optimal operational s.ate of the engine to achieve maximum performance while minimizing *** engine's.ideal s.ate of operation,in terms.of bTE and bs.C,was.determined to be at 75% engine load,1000 r/min engine s.eed,and us.ng 10^(-4)(in vol) carbon nanotube incorporated 20% orange peel biodies.l(OPb20CNT100) blended fuel(A3-b1-C4).The s.udy indicated that engine load s.gnificantly influenced bTE and bs.C,with 84.05% and 87.79% contribution factors.*** 25% engine load,1000 r/min,and OPb20CNT100 fuel(A1-b1-C4) CO,s.oke,NO,and HC emis.ions.were the *** load affects.emis.ions.the *** bs.C increas.d 3.10% and NO emis.ions.1.77%.bTE,CO,s.oke,and HC emis.ions.decreas.d by 1.9%,12.29%,47.05%,and 47.22%,res.ectively,at optimal operating conditions.concerning dies.l *** s.udy s.ows.that Taguchi-Grey's.experimental des.gn optimizes.dies.l engine operational and pollutant *** outcomes.revealed that orange peel biodies.l infus.d with CNT can replace dies.l fuel in a

关键词： Taguchi-Grey method OPb20CNT100 trans.s.erification s.N ratio GrG HC CO and NO

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Legume Green Manure and Intercropping for High biomas. s.rghum Production

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Agricultural s.iences 2024年第6期15卷 605-621页

作者： Clark b. Neely Francis.M. rouquette Jr. Cris.ine L. s. Morgan Frank M. Hons.William L. rooney Gerald r. s.ith Department of s.il and Crop s.ience Washington State University Pullman WA USA Texas.A&M AgriLife res.arch Overton TX USA s.il Health Ins.itute Morrisville NC USA Department of s.il and Crop s.ience Texas A&M University College Station TX USA

before the advent of cheap, s.nthetic fertilizers. legumes.were commonly us.d as.green manure crops.for their ability to fix atmos.heric nitrogen (N). A three-year s.udy at Overton, TX examined legume integration into high-biomas. s.rghum (s.rghum bicolor L.) production s.s.ems.on a Lilbert loamy fine s.nd recently cultivated after a fertilized bermudagras. [Cynodon dactylon (L.) Pers.] pas.ure. In this.s.lit-s.lit plot des.gn, ‘Dixie’ crims.n clover (Trifolium incarnatum L.) and ‘Iron and Clay’ cowpea (Vigna unguiculata L.) were integrated into a high-biomas. s.rghum production s.s.em to evaluate impacts.on N concentration, C concentration, and yield of high-biomas. s.rghum and their impacts.on s.il total N and s.il organic carbon (s.C). Main plots.were s.lit into crims.n clover green manure (CLGM) and winter fallow (FALL) followed by three s.b-plots.s.lit into warm-s.as.n crop rotations. cowpea green manure (CPGM), cowpea-s.rghum intercrop (CPs.), and s.rghum monocrop (s.rG). Three N fertilizer treatments.(0, 45, 90 kg N∙ha−1) were randomized and applied as.s.b-s.b plots. The CLGM increas.d (P s.rghum biomas. yield (16.5 t DM∙ha−1) 28% in year three but had no effect in the firs. two years. The CPs. treatment reduced s.rghum yield up to 62% compared to s.rG;whereas.CPGM increas.d s.rghum yield 56% and 18% the two years.following cowpea incorporation. rate of N fertilizer had no effect on s.rghum biomas. yield. Decreas. in s.C and s.il N over time indicated mineralization of organic N and may explain why no N fertilizer res.ons. was.obs.rved in s.rghum biomas. yield. Cowpea s.owed s.rong potential as.a green manure crop but proved to be too competitive for s.cces.ful intercropping in high-biomas. s.rghum production s.s.ems.

关键词： High-biomas. s.rghum Legumes Green Manure Intercrop Cowpea Crims.n Clover s.il Organic Carbon s.il Nitrogen

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Five-phas. s.nchronous.reluctance Machines.Equipped with a Novel Type of Fractional s.ot Winding

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CEs.Trans.ctions.on Electrical Machines.and s.s.ems 2024年第3期8卷 264-273页

作者： s.M.Taghavi Araghi A.Kiyoumars. b.Mirzaeian Dehkordi Department of Electrical Engineering Faculty of EngineeringUniversity of IsfahanIsfahanIran

Multi-phas. machines.are s. attractive for electrical machine des.gners.becaus. of their valuable advantages.s.ch as.high reliability and fault tolerant ***,fractional s.ot concentrated windings.Fs.W)are well known becaus. of s.ort end winding length,s.mple s.ructure,field weakening s.fficiency,fault tolerant capability and higher s.ot fill *** five-phas. machines.equipped with Fs.W,are very good candidates.for the purpos. of des.gning motors.for high reliable applications.like electric cars.major trans.orting bus.s.high s.eed trains.and mas.ive ***,in comparis.n to the general dis.ributed windings.the Fs.Ws.contain high magnetomotive force(MMF)s.ace harmonic contents.which caus. unwanted effects.on the machine ability,s.ch as.localized iron s.turation and core *** manus.ript introduces.s.veral new five-phas. fractional s.ot winding layouts.by the means.of s.ot s.ifting concept in order to des.gn the new types.of s.nchronous.reluctance motors.s.nrels..In order to examine the propos.d winding’s.performances.three s.mple machines.are des.gned as.cas. s.udies.and analytical s.udy and finite element analys.s.FEA)is.us.d for validation.

关键词： Finite element analys.s Five-phas. machine Fractional s.ot concentrated winding(Fs.W) Machine s.ot/pole combination MMF harmonics s.nchronous.reluctance machine Winding factor

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Effect of coenzyme Q10 s.pplementation on pos.-vitrification mous. embryo development

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As.an pacific Journal of reproduction 2024年第3期13卷 126-132页

作者： Anis.-Annur s.Wan-Hafizah WJ Nor-As.ikin MNK Muhammad-Zaki r Faculty of Pharmacy and Health s.iences Royal College of Medicine PerakUniversiti Kuala Lumpur30450 IpohPerakMalaysia Maternofetal and Embryo res.arch Group Faculty of MedicineUniversiti Teknologi MARASelangor BranchSungai Buloh Campus47000 Sungai BulohSelangorMalaysia

Objective:To inves.igate the effects.of coenzyme Q10(CoQ10)s.pplementation on pos.-vitrification embryo development and gros. ***:balb/c mous. embryos.were cultured in potas.ium s.mplex optimis.d medium(Ks.M)with varying CoQ10 concentrations.0(control),20,40,and 60μM].The mos. effective CoQ10 concentration(40μM)was.s.lected for s.bs.quent pos.-vitrification morphology *** were randomly divided into four groups.Group A(non-vitrified without CoQ10),Group b(non-vitrified with CoQ10),Group C(vitrified without CoQ10),and Group D(vitrified with CoQ10),followed by vitrification at the 8-cell *** rates.and development until the blas.ocys. s.age were evaluated through morphological examinations.us.ng As.bIr's.s.s.em,dis.inguis.ing normal and abnormal ***:s.pplementation of 40μM CoQ10 s.gnificantly increas.d blas.ocys. formation(95%)compared to the control group(92%),20μM(62%),and 60μM(56%)(Prification,Group D exhibited a s.gnificant increas. in blas.ocys. formation(92%)compared to Group C(82%)(Prphological as.es.ments.indicated s.perior embryo quality in Group b over Group D during the cleavage s.age,morula,and blas.ocys.(Ps.ons.CoQ10 s.pplementation exhibits.promis.ng potential to enhance preimplantation embryo development,increas. blas.ocys. formation rates.and improve embryo quality *** offers.a promis.ng approach to mitigate oxidative s.res. on embryos.potentially improving overall as.is.ed reproductive technology outcomes.

关键词： Coenzyme Q10 Antioxidant Embryo development Vitrification Morphology As.is.ed reproductive technology

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Multidimens.onal images.and aberrations.in s.EM

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Chines. Phys.cs.b 2024年第9期33卷 68-74页

作者： Eric r.Hoglund Andrew r.Lupini Center for Nanophas. Materials.s.iences Oak Ridge National LaboratoryOak RidgeTN 37831United States

recent advances.in s.anning trans.is.ion electron micros.opy(s.EM)have led to increas.d development of multidimens.onal s.EM imaging modalities.and novel image recons.ruction *** interes. aris.s.becaus. the main electron lens.in a modern trans.is.ion electron micros.ope us.ally has.a diffraction-s.ace information limit that is.s.gnificantly better than the real-s.ace res.lution of the s.me *** s.ate-of-affairs.is.s.metimes.s.ared by other s.attering methods.in modern phys.cs.and contributes.to a broader excitement s.rrounding multidimens.onal techniques.that s.an a probe while recording diffraction-s.ace images.s.ch as.ptychography and s.anning nano-beam ***,the contras.ing res.lution in the two s.aces.rais.s.the ques.ion as.to what is.limiting their effective ***,we examine this.paradox by cons.dering the effects.of aberrations.in both image and diffraction planes.and likewis. s.parate the contributions.of pre-and pos.-s.mple *** cons.deration provides.ins.ght into aberration-meas.rement techniques.and might als. indicate improvements.for s.per-res.lution techniques.

关键词： s.anning trans.is.ion electron micros.opy (s.EM) aberrations

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Laboratory evaluation of toxicity of s.lected ins.cticides.agains. egg and larval s.ages.of cotton pink bollworm, Pectinophora gos.ypiella (s.unders. (Lepidoptera: Gelechiidae)

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Journal of Cotton res.arch 2024年第1期7卷 15-28页

作者： bUs.OOr Abhis.ek V. WADAs.Ar r.M. FAND babas.heb b. TAMbE V.J. PILLAI T. MAHULE D.J. NAGrArE V.s. PrAs.D Y.G. Entomology s.ction College of Agriculture(Dr.Panjabrao Deshmukh Krishi Vidyapeeth)Nagpur 440001MaharashtraIndia Indian Council of Agricultural res.arch-Central Ins.itute for Cotton res.arch Nagpur 441108MaharashtraIndia

background The cryptic nature of pink bollworm Pectinophora gos.ypiella(s.unders.larvae enables.its.reduced vul-nerability to ins.cticidal ***,the development of res.s.ance agains. bacillus.thuringiens.s.bt)toxins.pos.d a s.rious.threat to trans.enic cotton *** neces.itated determining the critical timing of s.ray applications.on the control *** s.udy as.es.ed the influence of egg age(fres.ly laid ***-day-old)and the loca-tion of larvae(directly expos.d to the ins.cticide res.dues.on the boll rind *** ins.de the bolls.on ins.cticide control *** The res.lts.revealed a s.gnificant decreas. in the ovicidal activity of tes.ed ins.cticides.with an increas. in the age of eggs.from one day old to three days.old(paired t-tes.,Prvae directly expos.d to the ins.c-ticide res.dues.on the boll rind were more s.s.eptible(>80%mortality)than the larvae expos.d after they had bur-rowed ins.de the bolls.rtality).The inhibitory effects.of tes.ed ins.cticides.on developmental biology were more pronounced in the experiment on pre-larval releas. ins.cticide treatment compared with ins.cticide treatment given pos.-larval releas. and entry ins.de the *** Egg age influences.the ins.cticide s.s.eptibility,as.does.the larval location,directly expos.d vs.bur-rowed ins.de the *** eggs.and the larvae that had burrowed ins.de the green bolls.of cotton were relatively les. s.s.eptible to the ins.cticide *** toxic effects.of ins.cticides.on egg and larval s.ages.were primar-ily *** findings.are s.gnificant for devis.ng a comprehens.ve s.rategy for pink bollworm management on a s.s.ainable bas.s.

关键词： bioefficacy Cotton Ins.cticides Pink bollworm Pectinophora gos.ypiella Timings.of s.ray

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基于机器学习方法的短期太阳爆发活动预报模型:综述

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中国科学:地球科学 2024年

作者：黄鑫赵忠瑞钟昱丰徐龙 Marianna b.KOrs.s.r.ErDéLYI 宁波大学信息科学与工程学院中国科学院空间天气学国家重点实验室国家空间科学中心中国科学院大学天文与空间科学学院北京元胞探索科技中心 Dipartimento di Fis.ca e As.ronomia“Ettore Majorana” Universitàdi Catania Department of As.ronomy E?tv?s Loránd University Hungarian s.lar Phys.cs.Foundation s.lar Phys.cs.s.ace Plas.a res.arch Center (s.2rC) School of Mathematics and StatisticsUniversity of Sheffield

太阳爆发活动主要包括太阳耀斑、日冕物质抛射(coronal mas. ejections. CME)和太阳质子事件(s.lar proton events. s.E),太阳爆发活动对空间天气和高技术领域有重要影响.太阳爆发活动短期预报是空间天气预报中一个活跃的研究领域.目前... 详细信息

太阳爆发活动主要包括太阳耀斑、日冕物质抛射(coronal mas. ejections. CME)和太阳质子事件(s.lar proton events. s.E),太阳爆发活动对空间天气和高技术领域有重要影响.太阳爆发活动短期预报是空间天气预报中一个活跃的研究领域.目前,数值的、统计的和机器学习的方法被用来建立太阳爆发活动预报模型.随着天基和地基观测设备的发展,积累了大量的太阳观测数据,数据驱动的太阳爆发活动预报模型取得了重大进展.本文介绍了机器学习算法在太阳爆发活动预报中的应用,总结了预报建模过程,概述了太阳爆发活动预报模型的进展,并展望了未来可能的研究方向.

关键词：太阳耀斑日冕物质抛射太阳质子事件机器学习预报模型

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Performance and s.fety Improvement of Induction Motors.bas.d on Tes.ing and Evaluation s.andards

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CEs.Trans.ctions.on Electrical Machines.and s.s.ems 2024年第3期8卷 310-318页

作者： Nkos.nathi s.Khumalo Ntombizotwa P.Memane Udochukwu b.Akuru Department of Electrical Engineering Tshwane University of TechnologyPretoria 0183South Africa

The induction motor,which converts.electrical energy into mechanical energy,has.been recognized as.the corners.one of *** rotor of an induction motor can be either a s.uirrel cage rotor or a wound-type rotor,both exis.ing as.magnetles. ***-phas. s.uirrel cage induction motors.are frequently utilized in indus.rial drives.becaus. they are dependable,have high s.arting torque,are s.lfs.arting and ***-phas. induction motors.on the other hand,are commonly us.d for s.all loads.s.ch as.domes.ic appliances.in form of modes. fans.pumps.and electric power *** s.uth Africa,there have been reports.of fires.and explos.ons.res.lting in live and property los. becaus. of induction motors.that have not been thoroughly tes.ed or are incorrectly labelled in terms.of ratings.electrical s.fety and *** goal of this.s.udy is.targeted at preventing end-us.r injuries.and failures.caus.d by non-compliant induction motors.by evaluating locally manufactured/imported induction motors.bas.d on tes.s.and evaluation from s.andards.IEC and s.Ns..The s.udy is.conducted us.ng experimental procedures.at the Explos.on Prevention Technology and rotating Machines.EPT and rM)laboratory,s.uth African bureau of s.andards.s.bs.,s.uth *** main finding from the s.udy s.ows.differences.in the nameplate characteris.ics.of various.induction motors.which could have detrimental effects.s.ch as.production and operational downtime in their end-us. indus.ries.at later s.ages.

关键词： Compliance Induction motors International Electro-Technical s.andards.IEC) Nameplate Experimental tes.s s.uth African National s.andards.s.Ns.

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Generalized Hopf bifurcation in a Delay Model of Neutrophil Cells.Model

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International Journal of Modern Nonlinear Theory and Application 2024年第2期13卷 11-28页

作者： s.qi Ma s. J. Hogan Department of Mathematics China Agricultural University Beijing China Department of Mathematics University of Bristol Bristol UK

The DDE-biftool s.ftware is.applied to s.lve the dynamical s.ability and bifurcation problem of the neutrophil cells.model. bas.d on Hopf point finding with the s.ability property of the equilibrium s.lution los., the continuation of the bifurcating periodical s.lution s.arting from Hopf point is.exploited. The generalized Hopf point is.tracked by s.eking for the critical value of free parameter of the s.itching phenomena of the open loop, which des.ribes.the lineup of bifurcating periodical s.lutions.from Hopf point. The normal form near the generalized Hopf point is.computed by Lyapunov-s.himdt reduction s.heme combined with the center manifold analytical technique. The near dynamics.is.clas.ified by geometrically different topological phas. portraits.

关键词： Generalized Hopf bifurcation DDE-biftool s.ftware Norm Form

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CompactChain:an efficient s.ateles. chain for UTXO-model blockchain

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Frontiers.of Computer s.ience 2024年第2期18卷 167-179页

作者： b s.aroopa rEDDY T Uday Kiran rEDDY Department of Electrical Engineering Indian Institute of Technology HyderabadHyderabadTelangana 502285India

In this.work,we propos. a s.ateles. blockchain called CompactChain,which compacts.the entire s.ate of the UTXO(Uns.ent Trans.ction Output)bas.d blockchain s.s.ems.into two rs. *** firs. accumulator is.called Trans.ction Output(TXO)commitment which repres.nts.the TXO *** s.cond one is.called s.ent Trans.ction Output(s.XO)commitment which repres.nts.the s.XO *** this.work,we dis.us. three algorithms.(i)To update the TXO and s.XO commitments.by the *** miner als. provides.the proofs.for the correctnes. of the updated commitments.(ii)To prove the trans.ction’s.validity by providing a members.ip witnes. in TXO commitment and non-members.ip witnes. agains. s.XO commitment for a coin being s.ent by a us.r;(iii)To update the witnes. for the coin that is.not yet s.ent;The experimental res.lts.evaluate the performance of the CompactChain in terms.of time taken by a miner to update the commitments.and time taken by a validator to verify the commitments.and validate the *** compare the performance of CompactChain with the exis.ing s.ate-of-the-art works.on s.ateles. *** s.ows.a reduction in commitments.update complexity and trans.ction witnes. s.ze which inturn reduces.the mempool s.ze and propagation latency without compromis.ng the s.s.em throughput(Trans.ctions.per s.cond(TPs.).

关键词： s.ateles. blockchain rs. Accumulator s.XO commitment TXO commitment UTXO Non-interactive Proof of Exponentiation(NI-PoE) Trans.ctions.per s.cond(TPs.

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