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s.he.ical Functions.on Fuzzy Lie.Group

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Advance. in Pure.Mathe.atics 2024年第4期14卷 185-195页

作者： Murphy e. e.we.s.mue. s. s.ngode.e De.artme.t of Mathe.atics University of Ibadan Ibadan Nigeria

Le. G be.a locally compact Lie.group and its.Lie.alge.ra. We.cons.de. a fuzzy analogue.of G, de.ote. by calle. a fuzzy Lie.group. s.he.ical functions.on are.cons.ructe. and a ve.s.on of the.e.is.e.ce.re.ult of the.He.... 详细信息

关键词： Fuzzy s.he.ical Function Fuzzy Lie.Group Fuzzy Manifolds

Nonline.r wave.dis.e.s.on in monoatomic chains.with lumpe. and dis.ribute. mas.e.:dis.re.e.and continuum mode.s

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Applie. Mathe.atics.and Me.hanics.e.glis. e.ition) 2024年第4期45卷 633-648页

作者： e.GHAVANLOO s.e.-BORGI s.hool of Me.hanical e.gine.ring Shiraz UniversityShiraz 71963-16548Iran Me.hanical e.gine.ring Program Texas A&M University at QatarDoha 23874Qatar

The.main obje.tive.of this.pape. is.to inve.tigate.the.influe.ce.of ine.tia of nonline.r s.rings.on the.dis.e.s.on be.avior of dis.re.e.monoatomic chains.with lumpe. and dis.ribute. *** de.e.ope. mode. can re.re.e.t the.wave.propagation proble. in a non-homoge.e.us.mate.ial cons.s.ing of he.vy inclus.ons.e.be.de. in a *** inclus.ons.are.ide.lize. by lumpe. mas.e.,and the.matrix be.we.n adjace.t inclus.ons.is.mode.e. by a nonline.r s.ring with dis.ribute. ***,the.mode. is.capable.of de.icting the.wave.propagation in bi-mate.ial bars.whe.e.n the.firs. mate.ial is.re.re.e.te. by a rigid particle.and the.s.0}ond one.is.re.re.e.te. by a nonline.r s.ring with dis.ribute. *** dis.re.e.mode. of the.nonline.r monoatomic chain with lumpe. and dis.ribute. mas.e. is.firs. cons.de.e.,and a clos.0}-form e.pre.s.on of the.dis.e.s.on re.ation is.obtaine. by the.s.0}ond-orde. Linds.e.t-Poincare.me.hod(LPM).Ne.t,a continuum mode. for the.nonline.r monoatomic chain is.de.ive. dire.tly from its.dis.re.e.lattice.mode. by a s.itable.continualization *** s.bs.0}ue.t us.0}of the.s.0}ond-orde. me.hod of multiple.s.ale.(MMs.facilitate. the.de.ivation of the.corre.ponding nonline.r dis.e.s.on re.ation in a clos.0} *** nove.tie. of the.pre.e.t s.udy cons.s. of(i)cons.de.ing the.ine.tia of nonline.r s.rings.on the.dis.e.s.on be.avior of the.dis.re.e.mas.-s.ring chains.(ii)de.e.oping the.s.0}ond-orde. LPM for the.wave.propagation in the.dis.re.e.chains.and(iii)de.iving a continuum mode. for the.nonline.r monoatomic chains.with lumpe. and dis.ribute. ***,a parame.ric s.udy is.conducte. to e.amine.the.e.fe.ts.of the.de.ign parame.e.s.and the.dis.ribute. s.ring mas. on the.nonline.r dis.e.s.on re.ations.and phas.0}ve.ocitie. obtaine. from both the.dis.re.e.and continuum *** parame.e.s.include.the.ratio of the.s.ring mas. to the.lumpe. mas.,the.nonline.r s.iffne.s.coe.ficie.t of the.s.ring,and the.wave.amplitude.

关键词： nonline.r mas.-s.ring chain dis.re.e.mode. continuum mode. Linds.e.tPoincare.me.hod(LPM) me.hod of multiple.s.ale.(MMs. dis.e.s.on phas.0}ve.ocity

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Optimize. CUDA Imple.e.tation to Improve.the.Pe.formance.of Bundle.Adjus.me.t Algorithm on GPUs

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Journal of s.ftware.e.gine.ring and Applications 2024年第4期17卷 172-201页

作者： Pranay R. Komme.a s.re.h s. Muknahallipatna John e. McInroy De.artme.t of e.e.trical e.gine.ring and Compute. s.ie.ce University of Wyoming Laramie Wyoming USA

The.3D re.ons.ruction pipe.ine.us.0} the.Bundle.Adjus.me.t algorithm to re.ine.the.came.a and point parame.e.s. The.Bundle.Adjus.me.t algorithm is.a compute.inte.s.ve.algorithm, and many re.e.rche.s.have.improve. its.pe.formance.by imple.e.ting the.algorithm on GPUs. In the.pre.ious.re.e.rch work, “Improving Accuracy and Computational Burde. of Bundle.Adjus.me.t Algorithm us.ng GPUs.” the.authors.de.ons.rate. firs. the.Bundle.Adjus.me.t algorithmic pe.formance.improve.e.t by re.ucing the.me.n s.uare.e.ror us.ng an additional radial dis.orting parame.e. and e.plicitly compute. analytical de.ivative. and re.ucing the.computational burde. of the.Bundle.Adjus.me.t algorithm us.ng GPUs. The.naïve.imple.e.tation of the.CUDA code. a s.e.dup of 10× for the.large.t datas.0} of 13,678 came.as. 4,455,747 points. and 28,975,571 proje.tions.was.achie.e.. In this.pape., we.pre.e.t the.optimization of the.Bundle.Adjus.me.t algorithm CUDA code.on GPUs.to achie.e.highe. s.e.dup. We.propos.0}a ne. data me.ory layout for the.parame.e.s.in the.Bundle.Adjus.me.t algorithm, re.ulting in contiguous.me.ory acce.s. We.de.ons.rate.that it improve. the.me.ory throughput on the.GPUs. the.e.y improving the.ove.all pe.formance. We.als. de.ons.rate.an incre.s.0}in the.computational throughput of the.algorithm by optimizing the.CUDA ke.ne.s.to utilize.the.GPU re.ource. e.fe.tive.y. A comparative.pe.formance.s.udy of e.plicitly computing an algorithm parame.e. ve.s.s.us.ng the.Jacobians.ins.e.d is.pre.e.te.. In the.pre.ious.work, the.Bundle.Adjus.me.t algorithm faile. to conve.ge.for ce.tain datas.0}s.due.to s.0}e.al block matrice. of the.came.as.in the.augme.te. normal e.uation, re.ulting in rank-de.icie.t matrice.. In this.work, we.ide.tify the.came.as.that caus.0}rank-de.icie.t matrice. and pre.roce.s.the.datas.0}s.to e.s.re.the.conve.ge.ce.of the.BA algorithm. Our optimize. CUDA imple.e.tation achie.e. conve.ge.ce.of the.Bundle.Adjus.me.t algorithm in around 22 s.0}onds.for the.large.t datas.0} compare.

关键词： s.e.e.Re.ons.ruction Bundle.Adjus.me.t Le.e.be.g-Marquardt Non-Line.r Le.s. s.uare. Me.ory Throughput Computational Throughput Contiguous.Me.ory Acce.s CUDA Optimization

Pote.tial of Bamboo s.e.ie. Guadua trinii and Guadua angus.ifolia for Nanoce.lulos.0}Production

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Journal of Re.e.able.Mate.ials 2024年第9期12卷 1541-1555页

作者： Agatha e. R. Prado Gárate.Fe.nando e. Fe.is.ia María Cris.ina Are. Te.e.a s.ire.s.María e.ange.ina Valle.os Círculo de.Inve.tigación de. Bambú Universidad Nacional Agraria La Molina(UNALM)Lima15026Perú Ins.ituto de.Mate.iale. de.Mis.one.(IMAM) Universidad Nacional de Misiones(UNaM)Consejo Nacional de Investigaciones Científicas y Técnicas(CONICET)Facultad de Ciencias ExactasQuímicas y Naturales(FCEQYN)Programa de Celulosa y Papel(PROCyP)Posadas3300Argentina Ins.ituto de.Mate.iale. de.Mis.one.(IMAM) Universidad Nacional de Misiones(UNaM)Consejo Nacional de Investigaciones Científicas y Técnicas(CONICET)Facultad de Ciencias Forestales(FCF)Eldorado3380Argentina

Non-traditional lignoce.lulos.c mate.ials.are.a s.gnificant re.ource.for producing high-value.products. including nanoce.lulos.0} This.work s.udie. the.nanoce.lulos.0}obte.tion from che.ical pulps.of the.two fas.-growing bamboo s.e.ie., Guadua trinii , and Guadua angus.ifolia . Che.ical pulps.we.e.produce. by s.da-anthraquinone.(s. pulping from both autohydrolys.s.pre.re.te. (H) and unpre.re.te. bamboo chips. Autohydrolys.s.pre.re.te. (s.P) and unpre.re.te. s.da-anthraquinone.(AQ) (s.) pulps.we.e.characte.ize. by yie.d, Kappa numbe., alpha, be.a, and gamma ce.lulos.0} de.re. of polyme.ization, wate. re.e.tion value. and crys.allinity. The.nanoce.lulos.0}was.produce. by a s.0}ue.tial che.ical oxidation tre.tme.t (2,2,6,6-te.rame.hylpipe.idine.1-oxyl, Te.PO re.ge.t) and me.hanical nanofibrillation. Nanoce.lulos.0}was.characte.ize. by carboxylic group conte.t and vis.os.ty. The.re.ults.re.e.le. that autohydrolys.s.pre.re.tme.t re.ulte. in a highe. he.ice.lulos.0} e.traction in G. angus.ifolia . In contras., the.pulping yie.d of unpre.re.te. s.mple. was.highe. for G. trinii , and the.s.da-AQ pulps.from this.s.e.ie. e.hibite. be.te. de.ignification than the.autohydrolys.s.pre.re.te. pulps. The.crys.allinity inde. value. of the.obtaine. pulps.we.e.high (>80%), and the.alpha-ce.lulos.0}conte.ts.we.e.s.milar. The.vis.os.tie. of the.aque.us.nanoce.lulos.0}s.s.e.s.ons.we.e.highe. for the.nanoce.lulos.0}s.lutions.obtaine. from the.unpre.re.te. s.da-AQ pulps. Be.ide., nanoce.lulos.0}from G. trinii unpre.re.te. s.da-AQ pulps.had a highe. rate.of carboxylic groups. The.re.ults.of this.work are.s.gnificant in as.e.s.ng the.pote.tial of both bamboo s.e.ie. as.a s.urce.of high-value.products.within the.biore.ine.y frame.ork be.aus.0}the.vis.os.tie. of the.aque.us.nanoce.lulos.0}s.s.e.s.ons.de.e.d on the.s.ze.and s.ape.of nanofibrils. It has.s.gnificant importance.for indus.rial unit ope.ations.and pote.tial applications.

关键词： Natural fibe. Guadua angus.ifolia Guadua trinii s.da-anthraquinone.pulp nanoce.lulos.

Influe.ce.of Formulation and Hot-Pre.s.ng Conditions.on the.Pe.formance.of Bio-Bas.0} Molas.e. Adhe.ive.for Plywood

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Journal of Re.e.able.Mate.ials 2024年第8期12卷 1383-1397页

作者： s.tiawan J. s.ahfitri A. Kus.mah s.s. He.mawan D. s.ri R.K. Hakim L. Mardawati e. Lubis.M.A.R. Re.e.rch Ce.te. for Biomas. and Bioproducts National Research and Innovation Agency Cibinong 16911 Indonesia Fore.t Product De.artme.t Faculty of Forestry and Environment IPB University Bogor 16680 Indonesia De.artme.t of Fore.t Products Faculty of Forestry Universitas Sumatera Utara Medan 20155 Indonesia Re.e.rch Collaboration Ce.te. for Biomas. and Biore.ine.y BRIN and Universitas Padjadjaran Bandung 40600 Indonesia De.artme.t of Agro-Indus.rial Te.hnology Universitas Padjadjaran Bandung 40600 Indonesia

Molas.e. can s.0}ve.as.a natural adhe.ive.for plywood and particle.oard. Howe.e., s.0}e.al dis.dvantage. re.ain, including lowe. dime.s.onal s.ability and low bonding s.re.gth compare. to othe. adhe.ive.. The.e.ore. modifications.are.ne.de. to us.0}molas.e. as.an adhe.ive.for plywood. This.re.e.rch aims.to improve.bio-bas.0} molas.e. (MO) adhe.ive.for plywood us.ng citric acid (CA) adhe.ive. In addition, this.re.e.rch aims.to analyze.the.e.fe.t of adding citric acid and to inve.tigate.the.optimum hot-pre.s.ng te.pe.ature.to produce.the.be.t quality plywood. In the.firs. s.age. the.molas.e. and citric acid we.e.combine. in a ratio of 100:0, 75:25, 50:50, 25:75, 0:100 w/w%. The., the.s.0}ond s.age.focus.0} on analyzing the.influe.ce. of pre.s.ng te.pe.ature.bas.0} on an optimum firs. s.age. The.re.e.rch de.ons.rate. that the.addition of CA alte.e. the.ge.ation time. s.lid conte.t, vis.-os.ty, and pH of the.molas.e. adhe.ive.. In addition, the.the.mal prope.tie. of molas.e. adhe.ive. we.e.change. afte. mixing with citric acid. The.e.phe.ome.a indicate.change. in characte.is.ics. s.ch as.the.curing of adhe.ive. Ove.all, the.characte.is.ics.of plywood s.owe. a s.e.dy improve.e.t as.the.CA ratio incre.s.0} but re.e.le. a s.gnificant de.line.for the.25:75 MO-CA ratio. By rais.ng the.pre.s.ng te.pe.ature.from 180°C to 200°C, the.quality of plywood was.e.fe.tive.y improve.. The.plywood that was.bonde. us.ng adhe.ive. with a 50:50 MO-CA ratio e.hibite. s.pe.ior me.hanical prope.tie. and improve. dime.s.onal s.ability compare. to the.plywood bonde. s.le.y with MO. Furthe.more. the.optimal me.hanical and phys.cal prope.tie. re.ulte. in plywood bonde. with a 50:50 MO-CA ratio whe. s.bje.te. to a pre.s.ng te.pe.ature.of 200°C. The.The.mal and FTIR me.s.re.e.ts.re.e.le. that CA e.tablis.e. e.te. bonds.with both the.MO and wood ve.e.rs. In conclus.on, the.me.hanical characte.is.ics.of plywood we.e.improve., while.maintaining its.e.ce.le.t dime.s.onal s.ability. © 2024 The.Authors.

关键词： Citric acid compos.te molas.e. plywood pre.s.ng te.pe.ature

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On B(5,20) 2-Groups

ALGe.RA COLLOQUIUM 2024年第3期31卷 429-440页

作者： Alhas.an, e. A. Tan, Y. L. Li, Y. Jiangs. Univ Sch Math Sci Zhenjiang 212013 Jiangsu Peoples R China Brock Univ Dept Math St Catharines ON L2S 3A1 Canada

A finite.group G is.s.id to be.a B( n, k) group if for any n-e.e.e.t s.bs.0} { a(1) , & mldr; , a(n) } of G, | { a(i) a(j )| 1 <= i, j <= n } | <= k . It is.of inte.e.t to characte.ize.the.s.ructure.of B( n, k) groups.... 详细信息

A finite.group G is.s.id to be.a B( n, k) group if for any n-e.e.e.t s.bs.0} { a(1) , & mldr; , a(n) } of G, | { a(i) a(j )| 1 s.of inte.e.t to characte.ize.the.s.ructure.of B( n, k) groups.for n( n+1 ) /2 e.B( 5, k) groups.for 15 e.be.n inve.tigate. by s.0}e.al authors. In this.pape., we.give.a comple.e.characte.ization of B( 5, 20) 2-groups.by s.owing the.e.are.five.clas.e. of s.ch groups.which are.nontrivial and nonabe.ian.

关键词： B(n, k) groups s.all s.uaring prope.ty ce.tral e.te.s.on GAP

Machine.Le.rning and De.p Le.rning for s.art Urban Trans.ortation s.s.e.s.with GPs. GIs. and Advance. Analytics. A Compre.e.s.ve.Analys.s

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Journal of Harbin Ins.itute.of Te.hnology(Ne. s.0}ie.) 2024年

作者： e. Kalaivanan s.Brindha De.artme.t of Compute. s.ie.ce.and Applications. s..Pe.e.s.Ins.itute.of Highe. e.ucation And Re.e.rch

As.urbanization continue. to acce.e.ate. the.challe.ge. as.ociate. with managing trans.ortation in me.ropolitan are.s.be.ome.incre.s.ngly comple.. The.s.rge.in population de.s.ty contribute. to traffic conge.tion， impacting trave. e.pe.ie.ce. and pos.ng s.fe.y ris.s. s.art urban trans.ortation manage.e.t e.e.ge. as.a s.rate.ic s.lution， conce.tualize. he.e.as.a multidime.s.onal big data proble.. The.s.cce.s.of this.s.rate.y hinge. on the.e.fe.tive.colle.tion of information from dive.s.0} e.te.s.ve. and he.e.oge.e.us.data s.urce.， ne.e.s.tating the.imple.e.tation of full-s.ack Information and Communication Te.hnology (ICT) s.lutions. The.main ide. of the.work is.to inve.tigate.the.curre.t te.hnologie. of ITs.and e.hance.the.s.fe.y of urban trans.ortation s.s.e.s. Machine.le.rning mode.s. traine. on his.orical data， can pre.ict traffic conge.tion， allowing for the.imple.e.tation of pre.e.tive.me.s.re.. De.p le.rning archite.ture.， with the.r ability to handle.comple. data re.re.e.tations. furthe. re.ine.traffic pre.ictions. contributing to more.accurate.and dynamic trans.ortation manage.e.t. The.background of this.re.e.rch unde.s.ore. the.challe.ge. pos.0} by traffic conge.tion in me.ropolitan are.s.and e.phas.ze. the.ne.d for advance. te.hnological s.lutions. By inte.rating GPs.and GIs.te.hnologie. with machine.le.rning algorithms. this.work aims.to pay atte.tion to the.de.e.opme.t of inte.lige.t trans.ortation s.s.e.s.that not only addre.s.curre.t challe.ge. but als. pave.the.way for future.advance.e.ts.in urban trans.ortation manage.e.t.

关键词：

e.aluation of the.s.0}s.ic be.avior of re.nforce. concre.e.s.ructure. with flat s.ab-column gravity frame.and s.e.r walls.through nonline.r analys.s.me.hods

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e.rthquake.e.gine.ring and e.gine.ring Vibration 2024年第3期23卷 713-726页

作者： M.A.Najafgholipour s.He.darian Radbakhs. e.e.fani De.artme.t of Civil and e.vironme.tal e.gine.ring Shiraz University of TechnologyShiraz ***Iran De.artme.t of Building Civiland Environmental EngineeringConcordia UniversityMontréal H3G 1M8Canada

This.pape. pre.e.ts.an inve.tigation of the.s.0}s.ic be.avior of re.nforce. concre.e.RC)s.ructure. in which s.e.r walls.are.the.main late.al load-re.is.ing e.e.e.ts.and the.participation of flat s.ab floor s.s.e.s.is.not cons.de.e. in the.s.0}s.ic de.ign *** this.re.ard,the.be.avior of s.x prototype.s.ructure.(with diffe.e.t he.ghts.and plan layouts.is.inve.tigate. through nonline.r s.atic and time.his.ory analys.0},imple.e.te. in the.Ope.s.0}s.*** re.ults.of the.analys.0} are.pre.e.te. in te.ms.of the.be.avior of the.s.ab-column conne.tions.and the.r mode.of failure.at diffe.e.t loading ***,the.global re.pons.0}of the.buildings.is.dis.us.e. in te.ms.of s.me.parame.e.s.s.ch as.late.al ove.s.re.gth due.to the.gravity flat s.ab-column *** to the.nonline.r s.atic analys.0},in s.ructure. in which the.s.ab-column conne.tions.we.e.de.igne. only for gravity loads.the.s.ab-column conne.tions.e.hibite. a punching mode.of failure.e.e. in the.e.rly s.age. of ***,the.punching failure.was.e.iminate. in s.ructure. in which a minimum trans.e.s.0}re.nforce.e.t re.omme.de. in ACI 318(2019)was.provide. in the.s.abs.at joint ***,de.pite.ne.le.ting the.contribution of gravity flat s.ab-column frame. in the.late.al load re.is.ance.of the.s.ructure.,a re.ative.y s.gnificant ove.s.re.gth was.impos.0} on the.s.ructure. by the.gravity frame..

关键词： RC flat s.ab-column frame. s.0}s.ic be.avior nonline.r analys.s time.his.ory analys.s

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e.is.ion colour tuning in KLnF_(4):Yb^(3+),e.^(3+)/Ho^(3+)phos.hor

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Journal of Rare.e.rths 2024年第1期42卷 57-65,I0002页

作者： Janani K Gayathri e.Vijayatha V Ramas.bramanian s.Thiyagarajan P De.artme.t of s.ie.ce.and Humanitie. Nehru Institute of TechnologyKaliapuramThirumalayampalayamCoimbatoreIndia De.artme.t of s.ie.ce. Amrita School of Physical SciencesAmrita Vishwa VidyapeethamCoimbatoreIndia De.artme.t of Phys.cs Anna UniversityChennaiIndia

KLnF_(4):Yb^(3+),e.^(3+)/Ho^(3+)(Ln=Y,Yb,Gd)phos.hors.we.e.pre.are. by s.lid-s.ate.re.ction *** e.ch of the.Yb^(3+)/e.^(3+)and Yb^(3+)/Ho^(3+)co-dope. phos.hors.inde.e.de.tly,phas.0}confirmation and morphological e.amination we.e.accomplis.e. us.ng the.X-ray diffraction te.hnique.and s.anning e.e.tron micros.ope.analys.s.X-ray photoe.e.tron s.e.tros.opy analys.s.s.ows.the.charge.s.ate.and e.is.e.ce.of lanthanide. and *** lumine.ce.ce.e.is.ions.of gre.n and re. colour we.e.de.e.te. for the.s.nthe.ize. *** change. in the.upconve.te. e.is.ion inte.s.tie. and colour output pe.taining to the.change.of the.lanthanide.hos. matrix along with dopants.we.e.inve.tigate. for the.pre.are. *** the.upconve.s.on lumine.ce.ce.e.bium-dope. s.mple. e.hibit a pre.ominance.of re. e.is.ion while.holmium-dope. s.mple. dis.lay a pre.ale.ce.of gre.n *** rare.e.rth e./Ho dope. KYbF4s.ows.s.rong re. e.is.ion compare. to othe. ***_(4):Yb,e./Ho e.hibits.re.ative.y s.gnificant gre.n upconve.rs.on e.is.ions.while.Yb,e.-dope. KGdF_(4)hos. dis.lays.a 10-fold incre.s.0}in gre.n/re. e.is.ion ratio with an incre.s.0}in the.input powe. of 20-780 *** photolumine.ce.ce.s.udie. and de.ay curve.analys.s.we.e.carrie. out us.ng UV light e.citation for the.de.e.ope. phos.hors.A highe. life.ime.of 2.2 ms.was.me.s.re. for the.downs.ifting re. e.is.ion in the.Ho dope. KYbF_(4)*** s.udy s.gge.ts.a pote.tial for colour tunability in the.upconve.s.on and downs.ifting e.is.ions.through hos. modifications.to the.fluoride.phos.hor.

关键词： Rare.e.rths e.e.gy trans.e. upconve.s.on Downs.ifting Colour coordinate.

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