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Molecula. evolution of th. rice miR395 gene fa.ily

Cell Resea.ch 2005年第8期15卷 631-638页

作者： sreelatha guddeti,chuck h. leseberg,mitrick a. johns Depa.tment of Biologica. Sciences North.rn Illinois University DeKa.b IL 60115 USA Depa.tment of Biologica. Sciences North.rn Illinois University DeKa.b IL 60115 USA Depa.tment of Biologica. Sciences North.rn Illinois University DeKa.b IL 60115 USA

MicroRNa. (miRNa.) a.e 20-22 nucleotide non-coding RNa. th.t pla. importa.t roles in pla.t a.d a.ima. development. Th.y a.e usua.ly processed from la.ger precursors th.t ca. form stem-loop structures. a.ong 20 miRNa.fa.ilies th.t a.e conserved between a.a.idopsis a.d rice, th. rice miR395 gene fa.ily wa. unique beca.se it wa. orga.ized into compa.t clusters th.t could be tra.scribed a. one single tra.script. We sh.w h.re th.t in fa.t th.s fa.ily h.d four clusters of tota. 24 genes. Th.ee of th.se clusters were segmenta. duplica.ions. Th.y conta.ned miR395 genes of both.120 bp a.d 66 bp long. h.wever, only th. la.ter wa. repea.edly duplica.ed. Th. fourth.cluster conta.ned miR395 genes of two different sizes th.t could be th. consequences of intergenic recombina.ion of genes from th. first th.ee clusters. On ea.h.cluster, both.1-duplica.ion a.d 2-duplica.ion h.stories were observed ba.ed on th. sequence simila.ity between miR395 genes, some of wh.ch.were nea.ly identica. suggesting a.recent origin. Th.s wa. supported by a.miR395 locus survey a.ong severa. species of th. genus Oryza. wh.re two clusters were only found in species with.a. a. genome, th. genome of th. cultiva.ed rice. a.compa.a.ive study of th. genomic orga.iza.ion of Medica.o trunca.ula.miR395 gene fa.ily sh.wed significa.t expa.sion of intergenic spa.es indica.ing th.t th. origina.ly clustered genes were drifting a.a. from ea.h.oth.r. Th. diverse genomic orga.iza.ions of a.conserved microRNa.gene fa.ily in different pla.t genomes indica.ed th.t th.s importa.t nega.ive gene regula.ion system h.s undergone dra.a.ic tune-ups in pla.t genomes.

关键词： gene duplica.ion genome evolution Oryza.sa.iva microRNa.

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Effect of cold-working on corrosion induced da.a.e in lug joints

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Defence Tech.ology（防务技术） 2024年第6期36卷 175-182页

作者： Ra.a.a.h.M.N Ch.kma.h.L. Murth. h. Depa.tment of a.rospa.e Engineering Indian Institute of Technology-MadrasChennai 600036India Depa.tment of a.rona.tica. Engineering KLS Gogte Institute of TechnologyBelagavi 590008India

Lug joints a.e preferred joineries for tra.sferring h.a.y loa.s to pa.ent components in a.rospa.e *** experience corrosion due to environmenta. conditions,improper surfa.e finish.s a.d rubbing displa.ement between th. pin a.d *** ca.ses da.a.e of different sizes a.d sh.pes nea. th. *** degra.a.ion due to corrosion-induced da.a.e is modelled a. a.th.ough.pit a. one of th. identified critica. loca.ions th.ough.stress *** effect of th.s pit on fa.igue cra.k initia.ion life is ***-h.le is pre-stressed by cold-working a.d th. benefits of inducing pla.tic wa.e on th. intended performa.ce of th. lug joint during th. da.a.es due to corrosion a.e brough. out a.d compa.ed with.non-cold-worked *** a.a.ysis is performed on th.s lug joint with.*** results obta.ned h.gh.igh. th. benefits of cold-working a.d th. meth.dology ca. be extended to da.a.e growth.a.d a.a.yse th. effect of surfa.e trea.ments for better structura. integrity of components of a.rospa.e veh.cles.

关键词： Lug joint Corrosion Cra.k initia.ion Cold-working Structura. integrity

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Editoria. for th. Specia. Issue on Emerging Tech.ology a.d a.va.ced a.plica.ion of Nondestructive Detection for Power Equipment

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Ch.nese Journa. of Electrica. Engineering 2024年第1期10卷 1-2页

作者： Li J. Mei h. Li S. Tia.jin University China Tsingh.a.Sh.nzh.n Interna.iona. Gra.ua.e Sch.ol China La.zh.u Jia.tong University China

Th. ra.id development of clea. a.d renewa.le energy tech.ologies represented by wind a.d sola. energy,a. well a. th. continuous growth.of loa. dema.d,h.ve put forwa.d h.gh.r requirements for th. sa.e opera.ion of th. power *** performa.ce of power equipment ba.ed on tra.itiona. dielectric ma.eria.s is often limited by va.ious defects genera.ed during molding,tra.sporta.ion,a.sembly,a.d opera.ion,wh.ch.ca.not meet th. relia.ility requirements of power systems in th. new *** detection is a. essentia. tech.ica. meth.d in industria. development,wh.ch.ca. detect a.d eva.ua.e th. defect a.d da.a.e sta.us of in-service equipment,key components,a.d ma.eria.s with.ut da.a.ing th. object.

关键词： service a.plica.ion opera.ion

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Compa.ison a.ong th. UECM Model, a.d th. Composite Model in Foreca.ting Ma.a.sia. Imports

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Open Journa. of Sta.istics 2024年第2期14卷 163-178页

作者： Moh.med a. h. Mila. h.na. Moh. B. Duza. Libya. a.th.rity a.d Science Resea.ch Tripoli Libya Th. h.gh.r Institute of Science a.d Tech.ology-Souq a.goma Tripoli Libya

For more th.n a.century, foreca.ting models h.ve been crucia. in a.va.iety of fields. Models ca. offer th. most a.cura.e foreca.ting outcomes if error terms a.e norma.ly distributed. Finding a.good sta.istica. model for time series predicting imports in Ma.a.sia.is th. ma.n ta.get of th.s study. Th. decision ma.e during th.s study mostly a.dresses th. unrestricted error correction model (UECM), a.d composite model (Combined regression—a.IMa.. Th. imports of Ma.a.sia.from th. first qua.ter of 1991 to th. th.rd qua.ter of 2022 a.e employed in th.s study’s qua.terly time series da.a. Th. foreca.ting outcomes of th. current study demonstra.ed th.t th. composite model offered more proba.ilistic da.a. wh.ch.improved foreca.ting th. volume of Ma.a.sia.s imports. Th. composite model, a.d th. UECM model in th.s study a.e linea. models ba.ed on responses to Ma.a.sia.s imports. Future studies migh. compa.e th. performa.ce of linea. a.d nonlinea. models in foreca.ting.

关键词： Composite Model UECM a.IMA Foreca.ting Ma.a.sia

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Globa. Sta.ility a.a.ysis of th. Ma.h.ma.ica. Model for Ma.a.ia.Tra.smission between Vector a.d h.st Popula.ion

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a.erica. Journa. of Computa.iona. Ma.h.ma.ics 2024年第2期14卷 275-289页

作者： Ra.h.d a.sula.i a.a. a.ma.ra.i Neh.d a.moh.mma.i h.nin a.osa.mi h. a. Ba.a.fi Depa.tment of Ma.h.ma.ics Faculty of Science King Abdulaziz University Jeddah Kingdom of Saudi Arabia

In th.s pa.er, we discuss a.ma.h.ma.ica. model of ma.a.ia.tra.smission between vector a.d h.st popula.ion. We study th. ba.ic qua.ita.ive properties of th. model, th. boundedness a.d non-nega.ivity, ca.cula.e a.l equilibria. a.d prove th. globa. sta.ility of th.m a.d th. beh.viour of th. model wh.n th. ba.ic reproduction ra.io R0 is grea.er th.n one or less th.n one. Th. globa. sta.ility of equilibria.is esta.lish.d by using Lya.unov meth.d. Gra.h.ca. representa.ions of th. ca.cula.ed pa.a.eters a.d th.ir effects on disea.e era.ica.ion a.e provided.

关键词： Ma.a.ia.Tra.smission Globa. Sta.ility Lya.unov Function

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Exploring Trees Diversity a.d Ecologica. Va.ue of Mounta.n Forests in th. Blue Nile Region of Suda.

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Open Journa. of Ecology 2024年第3期14卷 245-256页

作者： Da.a.a.la.M. Da.a.a.la.h.yth.m h. Gibreel a.0}ed a. h. Siddig Yousif E. Ya.oub h.sh.m a. a.delka.im Kh.tir h.T. Sa.ed a.0}ed I. a.uelba.h.r Fa.ulty of Forestry-Sh.mba. University of Khartoum Khartoum Sudan h.rva.d Forest Harvard University Petersham MA USA Fa.ulty of Forest Science a.d Wood Tech.ology University of Gezira Wad-Medani Sudan Depa.tment of Forestry a.d Ra.ge Sciences Faculty of Natural Resources and Environmental Studies Alsalam University Alfula Sudan Forest Resea.ch.a.d Gum a.a.ic Centre Agricultural Research Corporation Khartoum-Soba Sudan

We ca.ried out th.s resea.ch.a. a.u-Ga.da. Na.ura. Forest Reserve (a.FR) wh.ch.is loca.ed ea.t of Blue Nile River, in Blue Nile Sta.e, Suda.. It a.ms a. exploring tree composition a.sessing th.ir diversity indices, a.d ecologica. importa.ce va.ues. For survey of types a.d estima.ion of density of tree species in th. forest, we ra.domly distributed 97 circula. sa.ple plots (0.1 h.cta.e (h.)). In ea.h.sa.ple plot we identified a.l trees to th. species level, recorded th.ir frequencies a.d computed species diversity a.d importa.ce va.ue indices (IVI). a.tota. of 13 tree species, wh.ch.belong to 12 genera.a.d nine fa.ilies, were identified in th. tree la.er of th. forest. Mea. tree density in a.FR wa. 116 trees/h., composed ma.nly of Boswellia.pa.yrifera.(Del.) h.ch.t. (48), followed by Combretum h.rtma.nia.u (19) a.d La.nea.fruticosa.(18). Fa.a.ea. wa. th. most common fa.ily followed by Combreta.ea. a.d Ma.va.ea.. B. pa.yrifera.Delile h.ch.t wa. th. most a.unda.t wh.le a.a.ia.seya. wa. th. lea.t a.unda.t species. Species rich.ess (R = 1.71), evenness (E = 0.69), domina.ce (0.24) indices a.d Simpson’s Index of Diversity (D' = 0.76) suggest a.modera.e diversity, modera.e numbers of individua.s in ea.h.species a.d a.modera.e community sta.ility. Th. resea.ch.provides empirica. results on diversity a.d ecologica. importa.ce va.ue of species, signifies th. urging need to sa.egua.d th.ea.ened species a.d to prioritize th.m for conserva.ion, a. well a. th. need to promote ma.a.ement of a.unda.t species to provide multiple forest ecosystem services.

关键词： Tree Species Diversity Dry-La.d Forest Suda.

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Th. Substructure of Elementa.y Pa.ticles Demonstra.ed by th. I-Th.ory

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Journa. of h.gh.Energy Ph.sics, Gra.ita.ion a.d Cosmology 2024年第2期10卷 469-514页

作者： h. h. Swa.i Isa.Ch.istoph. Duma. Globa. Energy Pa.lia.ent Trivandrum Kerala India

Present studies in ph.sics a.sume th.t elementa.y pa.ticles a.e th. building blocks of a.l ma.ter, a.d th.t th.y a.e zero-dimensiona. objects wh.ch.do not occupy spa.e. Th. new I-Th.ory predicts th.t elementa.y pa.ticles do indeed h.ve a.substructure, th.ee dimensions, a.d occupy spa.e, being composed of funda.enta. pa.ticles ca.led I-pa.ticles. In th.s a.ticle we identify th. substructura. pa.tern of elementa.y pa.ticles a.d define th. qua.ta.of energy th.t form ea.h.elementa.y pa.ticle. We demonstra.e th.t th. substructure comprises two cla.ses of qua.ta.wh.ch.we ca.l “a.tra.tion qua.ta. a.d “repulsion qua.ta.. We crea.e a.model th.t defines th. rest-ma.s energy of ea.h.elementa.y pa.ticle a.d ca. predict new pa.ticles. La.tly, in order to incorpora.e th.s knowledge into th. contempora.y models of science, a.revised periodic ta.le is proposed.

关键词： I-Th.ory I-Pa.ticle Ca.sa. Subtle Gross Qua.ta a.tra.tion Qua.ta Repulsion Qua.ta Elementa.y Pa.ticles Leptons Bosons h.dron Periodic Ta.le Bla.k Ma.ter Wh.te Ma.ter Red Ma.ter Gra.ita.ion Strong Force Wea. Force Qua.tum Th.ory h.a. Qua.tum Ph.ton Neutrino

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Th. Funda.enta. Th.ory of a.tificia. Intelligence—Logic Structure a.d Logic Engineering

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Intelligent Control a.d a.toma.ion 2024年第1期15卷 28-62页

作者： Dong h. Liu Sch.ol of Computer Science Guangdong Normal University of Technology Guangzhou China

Th. resea.ch.purpose of th.s disserta.ion is th.eefold: to innova.e a.tificia. intelligence meth.ds, to crea.e th. intersection of a.tificia. intelligence a.d biologica. resea.ch. a.d to innova.e h.ma. meth.dology. Th. work I h.ve done in my resea.ch.includes: improving logica. structure a.d logica. engineering, using my th.ory to study th. innova.ion of th. development pa.h.of a.tificia. intelligence, using my th.ory to crea.e biomimetic logic, a.new intersection of a.tificia. intelligence a.d biologica. resea.ch. a.d exploring th. innova.ion of h.ma. meth.dology th.ough.th. previous two works. Th. results of th. resea.ch.a.e a. follows: 1) Introduction to bionic logic, incorpora.ing simula.ions of people, society, a.d life a. core principles. 2) Definition of th. logica. structure a. th. prima.y focus of resea.ch. with.logic mech.nics serving a. founda.iona. resea.ch.principles. 3) Exa.ina.ion of th. logica. structure’s environment th.ough.logica. fields a.d networks. 4) Study of logica. structure communica.ion via.logica. networks a.d ma.n lines. 5) Proposa. of da.a.logic. 6) Investiga.ion into th. logic of logica. structures, employing structura. dia.ra.s of logica. equa.ions. 7) Development of a.th.ory of life a.tivity with.n logica. structures, encompa.sing informa.ion rea.oning, its corresponding control structure, a.d structura. rea.oning. 8) Introduction of th. lifecycle th.ory for logica. structures a.d exa.ina.ion of th. clock equa.ion. 9) Explora.ion of logica. structure intelligence. 10) Study of logica. structures in ma.h.ma.ica. forms. 11) Introduction of logic engineering. 12) Exa.ina.ion of a.tificia. intelligence’s significa.ce. 13) Investiga.ion into th. significa.ce of h.ma. meth.dology.

关键词： Bionic Logic Structura. Dia.ra. of Logica. Equa.ion Da.a.Logic Intelligence

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Th.rma. Decomposition of Olive-Solid Wa.te by TGa. Ch.ra.teriza.ion a.d Devola.iliza.ion Kinetics under Nitrogen a.d Oxygen a.mosph.res

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Journa. of Power a.d Energy Engineering 2024年第3期12卷 31-47页

作者： Ya.0}a.h. Kh.a.sh. Ch.mica. Engineering Depa.tment University of Jordan Amman Jordan

Despite th. fa.t th.t a.few countries in th. Mediterra.ea. a.d th. Middle Ea.t h.ve limited crude oil reserves, th.y h.ve a.unda.t bioma.s feedstocks. For insta.ce, Jorda. relies h.a.ily on th. importa.ion of na.ura. ga. a.d crude oil for its energy needs;but, by a.plying th.rmoch.mica. conversion tech.iques, leftover olive oil ca. be used to repla.e th.se energy sources. Understa.ding th. ch.mica., ph.sica., a.d th.rma. ch.ra.teristics of ra. ma.eria.s is essentia. to obta.ning th. most out of th.se conversion processes. Th.rmogra.imetric a.a.ysis wa. used in th.s study to exa.ine th. th.rma. beh.vior of olive-solid residue (kernel) a. th.ee different h.a.ing ra.es (5, 20 a.d 40 C/min) in nitrogen a.d oxygen a.mosph.res. Th. initia. degra.a.ion tempera.ure, th. residua. weigh. a. 500 a.d 700˚C a.d th. th.rma. degra.a.ion ra.e during th. devola.iliza.ion sta.e (below 400˚C) were a.l determined. It wa. found th.t in N2 a.d O2 a.mosph.res, both.th. initia. degra.a.ion tempera.ure a.d th. degra.a.ion ra.e increa.e with.increa.ing h.a.ing ra.es. a. h.a.ing ra.es increa.e in th. N2 a.mosph.re, th. residua. weigh. a. 500 or 700˚C decrea.es sligh.ly, but a. low h.a.ing ra.es compa.ed to h.gh.h.a.ing ra.es in th. O2 a.mosph.re, it decrea.es significa.tly. Th.s suggests th.t a.longer lignin oxida.ion process is better th.n a.sh.rter one. Coa.s a.d Redfern a.proa.h.wa. used to identify th. mech.nism a.d a.tiva.ion energy for th. devola.iliza.ion sta.e of pyrolysis a.d oxida.ion rea.tions. Th. process mech.nism a.a.ysis revea.ed th.t th. model of first-order a.d second-order rea.tions ma. a.equa.ely describe th. mech.nism of h.a. degra.a.ion of th. devola.iliza.ion step of olive-solid wa.te for pyrolysis a.d oxida.ion processes, respectively.

关键词： Bioma.s Olive-Solid Wa.te Th.rmogra.imetry Pyrolysis Oxida.ion h.a.ing Ra.es Kinetics

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a.a.ysis of Tempera.ure Trends a.d Va.ia.ions in th. a.a.ia. Peninsula.s Upper a.mosph.re

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a.mosph.ric a.d Clima.e Sciences 2024年第1期14卷 85-100页

作者： a.dullra.0}a. h. Ma.h.a.i Na.iona. Institute for Clima.e Ch.nge King Abdulaziz City for Science and Technology Riyadh Saudi Arabia

In th.s study, th. trends of upper-a.r tempera.ures a.e a.a.ysed by utilising ra.iosonde observa.ions for th. ba.ometric levels a. 700, 500, 300, 200, 150, 100 a.d 50 h.a.from five meteorologica. sta.ions with.n th. a.a.ia. Peninsula.from Ja.ua.y 1986 to a.gust 2015. Th. mea. month.y va.ia.ions of th. tempera.ures a. th.se levels a.e ch.ra.terised a.d esta.lish.d. Th. ma.nitudes of th. a.nua. trends of th. mea. tempera.ures for ea.h.site for th. selected ba.ometric levels a.e studied a.d sta.istica.ly tested using Ma.n-Kenda.l ra.k sta.istics a. different significa.ce levels. Th. tempera.ure trends a. different pressure levels sh.w th.t th. upper troposph.re a.d lower stra.osph.re a.e wa.ming, wh.le th. middle troposph.re is cooling wh.ch.is consistent with.th. findings of oth.r studies. Th. va.ia.ions in upper a.r tempera.ure observed in th.s study ca. be a.tributed to a.ra.ge of fa.tors, including increa.ing greenh.use ga. concentra.ions, ch.nges in a.mosph.ric circula.ion pa.terns, va.ia.ions in sola. a.tivity, a.rosols a.d volca.ic eruptions, a.d la.d use a.d la.d cover ch.nge.

关键词： Upper-a.r Tempera.ure Va.ia.ility Long-Term Trend a.a.ia. Peninsula Clima.e Ch.nge Ma.n-Kendell

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