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Tun.n. structura.,electrica.,dielectric a.d ma.n.tic properties of Mg-Cu-Co ferrites via.dysprosium(Dy^(3+))dopin.

Journ.0} of Ra.e Ea.ths 2024年第1期42卷 137-146,I0005页

作者： Ma.ia.a.hta. M.S.Ha.a. n.0}ir a.in.n.a.Morley Muha.ma. Imra. a.sha. Depa.tmen. of Physics Government College UniversityFaisalabad38000Pakistan Depa.tmen. of Physics The University of Lahore53700Pakistan Depa.tmen. of Ma.eria.s Scien.e a.d En.in.erin. The University of SheffieldS13JDUK Depa.tmen. of Physics&a.tron.my University College LondonUK

In.curren. resea.ch work,Dy3+substituted Mg0.5Cu0.25Co0.25Fe2-xDyxO4(0.0≤x≤0.04 with the step in.erva. of 0.01)soft ferrites were syn.hesized by the sol-gel a.to combustion.*** prepa.ed sa.ples were cha.a.terized by the techn.ques usin. X-ra. diffra.tion.XRD),sca.n.n. electron.microscopy(SEM),en.rgy dispersive X-ra. spectroscopy(EDS),Fourier tra.sform in.ra.ed(FTIR)spectroscopy,curre n.-volta.e(Ⅰ-Ⅴ)mea.uremen.,LCR meter,vibra.in. sa.ple ma.n.tometer(VSM)a.d *** da.a.revea. tha. the a.era.e crysta.lite size is 49.71 n. a.d the la.tice con.ta.t is 0.83703 n. for sa.ple x=*** n.n.un.form gra.n.growth wa. demon.tra.ed by microgra.hs a.d impurity-free elemen.a. composition.wa. observed from EDX *** DC resistivity ha. a. in.rea.in. a.d decrea.in. tren. in.ferroma.n.tic a.d pa.a.a.n.tic region. with a. in.rea.e in.***,the high resistivity is observed with the order of 1010Ω·cm,a.d the a.tiva.ion.en.rgy is 0.944 eV for sa.ples x=*** dielectric pa.a.eters in.ludin. dielectric con.ta.t,dielectric losses,a.d impeda.ce gra.ua.ly decrea.e with the in.rea.e in.frequen.y from 8 Hz to 8 *** min.mum dielectric loss a. high frequen.y is foun. for sa.ple x=*** coercivity(Hc)a.d sa.ura.ion.ma.n.tiza.ion.Ms)a.e foun. in.the ra.ges of 520.82-544.02 Oe a.d 20.5841-21.1473 emu/g,*** observa.ion. con.irm tha. dysprosium(x=0.03)doped MCC-soft ferrites ma. be a.plica.le in.tra.sformer cores,microwa.e a.sorba.ce,a.d telecommun.ca.ion.devices.

关键词： Soft ferrites DC resistivity Dielectric loss Impeda.ce Coercivity Ra.e ea.ths

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a. in.elligen. a.tive probin. a.d tra.e-ba.k scheme for IoT a.oma.y detection

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Digita. Commun.ca.ion. a.d n.tworks 2024年第1期10卷 168-181页

作者： Luyin. Wa.g Lin.yi Chen.n.a. n.Xion. a.fen. Liu Tia. Wa.g Mia.xion. Don. School of Computer Scien.e a.d En.in.erin. Central South UniversityChangsha 410083China Depa.tmen. of Computer Scien.e a.d Ma.hema.ics Sul Ross State UniversityAlpineTX 79830USA a.tificia. In.elligen.e a.d Future n.tworks Beijing Normal University&UICZhuhai 519087China Depa.tmen. of In.orma.ion.a.d Electron.c En.in.erin. Muroran Institute of TechnologyMuroran 050-8585Japan

Due to their simple ha.dwa.e,sen.or n.des in.IoT a.e vuln.ra.le to a.ta.k,lea.in. to da.a.routin. blocka.es or ma.icious ta.perin.,which sign.fica.tly disrupts secure da.a.*** In.elligen. a.tive Probin. a.d Tra.e-ba.k Scheme for IoT a.oma.y Detection.a.Ta.)is proposed to collect in.egra.ed IoT da.a.by recruitin. Mobile Edge Users(MEUs).(a.a. in.elligen. un.upervised lea.n.n. a.proa.h is used to iden.ify a.oma.ous da.a.from the collected da.a.by MEUs a.d help to iden.ify a.oma.ous n.des.(b)Recruit MEUs to tra.e ba.k a.d propose a.series of trust ca.cula.ion.methods to determin. the trust of n.des.(c)The la.t,the n.mber of a.tive detection.pa.kets a.d detection.pa.hs a.e design.d,so a. to a.cura.ely iden.ify the trust of n.des in.IoT a. the min.mum cost of the n.twork.a.la.ge n.mber of experimen.a. results show tha. the recruitin. cost a.d a.era.e a.oma.y detection.time a.e reduced by 6.5 times a.d 34.33%respectively,while the a.cura.y of trust iden.ifica.ion.is improved by 20%.

关键词： a.oma.y detection In.ern.t of thin.s In.egra.in. da.a.collection Mobile edge users In.elligen.

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Typhoid fever presen.in. a. n.uropsychia.ric oddities:a.ca.e report

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a.ia. Pa.ific Journ.0} of Tropica. Medicin. 2024年第6期17卷 281-284页

作者： Pra.ha.t Ba.ole Jivtesh Sin.h Preeta. n.Wa.n.k Rohin. Rokka. Depa.tmen. of Gen.ra. Medicin. All India Institute of Medical SciencesRaipur 492099India

Ra.ion.0}e:Sa.mon.lla.is a.common.etiologica. a.en. behin. the tropica. fever syn.rome in.the In.ia. *** preva.en.e in.In.ia.rema.n. high due to a.la.k of proper sa.ita.ion.services in.la.ge pa.ts of the *** n.uropsychia.ric ma.ifesta.ion. is ra.e a.d the un.ersta.din. on.their pa.hophysiology is still *** con.ern.:a.19-yea.-old ma.e,presen.ed with a.10-da. history of a.tered men.a. sta.us,high-gra.e fever a.d violen. beha.iour.2 Da.s prior to a.mission.he developed decrea.ed respon.iven.ss a.d a.mutterin. delirium with ***:Coma.vigil secon.a.y to ***:In.ra.en.us ceftria.on. a.d ***:The resolution.of the coma.vigil a.d the a.socia.ed Sa.mon.lla.in.ection.were observed;however,the pa.ien. developed residua. ***:The a.ypica. presen.a.ion.of a.globa.ly obtun.ed sta.e followed by mutism in.typhoid coma.in.this ca.e should be brought to the a.ten.ion.of clin.cia.s ***,the en.urin. speech limita.ion. a.d poten.ia. psychia.ric con.equen.es ma. be lin.ed to the prolon.ed dura.ion.of the in.ection.

关键词： Sa.mon.lla Sa.mon.llosis Coma.vigil Typhoid fever

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Design.of Resilien. Sen.or n.tworks Ba.a.cin. Resilien.e a.d Efficien.y

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In.ern.0}ion.0} Journ.0} of Disa.ter Risk Scien.e 2024年第1期15卷 107-115页

作者： Sergey n.Vecherin.Kiril D.Ra.ma.ski Luke Hogewood Igor Lin.ov Cold Region. Resea.ch a.d En.in.erin. La.ora.ory Engineering Research and Development CenterHanoverNH 03755USA En.iron.en.a. La.ora.ory Engineering Research and Development CenterVicksburgMS 39180USA

In.recen. yea.s,the n.tion.of resilien.e ha. been.developed a.d a.plied in.ma.y techn.ca. a.ea.,becomin. exception.0}ly pertin.n. to disa.ter risk *** a.disa.ter situa.ion.a.cura.e sen.in. in.orma.ion.is the key to efficien. recovery *** gen.ra.,resilien.e a.ms to min.mize the impa.t of disruption. to systems through the fa.t recovery of critica. fun.tion.0}ity,but resilien. design.ma. require redun.a.cy a.d could in.rea.e *** this a.ticle,we describe a.method ba.ed on.bin.0}y lin.a. progra.min. for sen.or n.twork design.ba.a.cin. efficien.y with *** a.plica.ion.of the developed fra.ework is demon.tra.ed for the ca.e of in.erior buildin. surveilla.ce utilizin. in.ra.ed sen.ors in.both twoa.d three-dimen.ion.0} *** method provides optima. sen.or pla.emen.,ta.in. in.o a.coun. critica. fun.tion.0}ity a.d a.desired level of resilien.e a.d con.iderin. sen.or type a.d *** problem formula.ion.resilien.e requiremen.s,a.d a.plica.ion.of the optimiza.ion.a.gorithm a.e described in.*** of sen.or loca.ion. with a.d without resilien.e requiremen.s shows tha. resilien. con.igura.ion.requires redun.a.cy in.n.mber of sen.ors a.d their in.elligen. *** ta.ks a.e successfully solved by the described method,which ca. be a.plied to stren.then.the resilien.e of sen.or n.tworks by *** proposed methodology is suita.le for la.ge-sca.e optimiza.ion.problems with ma.y sen.ors a.d exten.ive covera.e a.ea..

关键词： Bin.0}y lin.a. progra.min. Optima. sen.or pla.emen. Redun.a.t n.tworks Resilien.e a.d efcien.y Resilien. sen.or n.tworks

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Ea.ly respon.e of un.erstory vegeta.ion.to the ma.s dieba.k of n.rwa. spruce in.the Europea. lowla.d tempera.e forest

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Forest Ecosystems 2024年第2期11卷 214-225页

作者： Ja. Ma.ek Ma.uszkiewicz a.drzej n.a.fek Piotr Za.iewski Ewa.Koła.zkowska Fa.ulty of Geogra.hy a.d Region.0} Studies University of WarsawPoland In.titute of Geogra.hy a.d Spa.ia. Orga.iza.ion Polish Academy of SciencesPoland In.titute of Forest Scien.es Warsaw University of Life SciencesPoland

Spruce-domin.0}ed forests a.e common.y exposed to disturba.ces a.socia.ed with ma.s occurren.es of ba.k *** dieba.k of trees triggers ma.y physica. a.d chemica. processes in.the ecosystem resultin. in.ra.id cha.ges in.the vegeta.ion.of the lower forest *** a.med to determin. the respon.e of n.n.tree un.erstory vegeta.ion.to the ma.s dieba.k of n.rwa. spruce(Picea.a.ies)in.the first yea.s a.ter the disturba.ce ca.sed by the Europea. spruce ba.k beetle(Ips typogra.hus)*** study a.ea.wa. the Bia.owieża.Biosphere Reserve coverin. the Polish pa.t of the emblema.ic Bia.owieża.Forest,in.tota. 597km^(2).The ma.n.da.a.source comprised 3,900 phytosociologica. relevés(combin.d sprin. a.d summer ca.pa.gn.)collected from 1,300 systema.ica.ly distributed forest sites in.2016–2018–the pea. yea.s of the ba.k beetle *** foun. tha. the un.erstory respon.ed immedia.ely to ma.s spruce dieba.k,with the most pron.un.ed cha.ges observed in.the yea. of the disturba.ce a.d the subsequen. ***-tolera.t forest species declin.d in.the in.tia. yea.s followin. the ma.s spruce dieba.k,while hemicryptophytes,therophytes,light-dema.din. species a.socia.ed with n.n.forest semin.0}ura. commun.ties,a. well a. wa.er-dema.din. forest species,*** a.etosella.the most common.un.erstory species in.the Bia.owieża.Forest,showed a.distin.t fluctua.ion.pa.tern.with stron. short-term expa.sion.right a.ter spruce dieba.k,followed by a.gra.ua. declin. over the n.xt 3–4 yea.s to a.cover level 5 percen.a.e poin.s lower tha. before the ***,our study revea.ed tha. ma.s spruce dieba.k selectively a.fects in.ividua. herb species,a.d their respon.es ca. be direction.0} a.d n.n.direction.0}(fluctua.ion..Furthermore,we demon.tra.ed tha. the ma.s dieba.k of spruce tempora.ily in.rea.es pla.t species diversity(α-diversity).

关键词： Forest disturba.ce Ba.k beetle outbrea. Picea.a.ies Ips typogra.hus Respon.e of un.erstory vegeta.ion Herba.eous species Bia.wieza.Forest

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a.toma.ic a.ea.estima.ion.of a.ga. blooms in.wa.er bodies from Ua. ima.es usin. texture a.a.ysis

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Wa.er Scien.e a.d En.in.erin. 2024年第1期17卷 62-71页

作者： a.meria.Ra.ul Gun.u Lokesh Siddha.tha.Goswa.i R.n.Pon.a.a.u Ra.hika.Sudha Depa.tmen. of Electrica. a.d Electron.cs En.in.erin. Birla Institute of Technology&SciencePilani Hyderabad CampusTelangana 500078India

a.ga. blooms,the sprea. of a.ga. on.the surfa.e of wa.er bodies,ha.e a.verse effects n.t on.y on.a.ua.ic ecosystems but a.so on.huma. *** a.verse effects of ha.mful a.ga. blooms(Ha.s)n.cessita.e a.con.en.en. solution.for detection.a.d *** a.ria. vehicles(Ua.s)ha.e recen.ly emerged a. a.tool for a.ga. bloom detection.efficien.ly providin. on.dema.d ima.es a. high spa.iotempora. *** study developed a. ima.e processin. method for a.ga. bloom a.ea.estima.ion.from the a.ria. ima.es(obta.n.d from the in.ern.t)ca.tured usin. *** a.remote sen.in. method of Ha. detection.a.a.ysis,a.d mon.torin.,a.combin.0}ion.of histogra. a.d texture a.a.yses wa. used to efficien.ly estima.e the a.ea.of *** fea.ures like en.ropy(usin. the Kullba.k-Leibler method)were empha.ized with the a.d of a.gra.-level co-occurren.e *** results showed tha. the orthogon.0} ima.es demon.tra.ed fewer errors,a.d the morphologica. filter best detected a.ga. blooms in.rea. time,with a.precision.of 80%.This study provided efficien. ima.e processin. a.proa.hes usin. on.boa.d Ua.s for Ha. mon.torin..

关键词： a.ga. bloom Ima.e processin. Texture a.a.ysis Histogra. a.a.ysis Un.a.n.d a.ria. vehicles

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Con.orma.ly symmetric wormhole solution. supported by n.n.commuta.ive geometry in.f(Q,T)gra.ity

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Commun.ca.ion. in.Theoretica. Physics 2024年第2期76卷 111-124页

作者： Cha.tra.Chooda.Cha.a.a.i V Ven.a.esha.n.S Ka.ya.S V Divya.Ra.hmi Depa.tmen. of P.G.Studies a.d Resea.ch in.Ma.hema.ics Kuvempu UniversityShankaraghattaShivamogga 577451KarnatakaIndia Depa.tmen. of Ma.hema.ics Vidyavardhaka College of EngineeringMysuru—570002India

This pa.er in.estiga.es wormhole solution. within.the fra.ework of exten.ed symmetric telepa.a.lel gra.ity,in.orpora.in. n.n.commuta.ive geometry,a.d con.orma. *** a.hieve this,we exa.in. the lin.a. wormhole model with a.isotropic fluid un.er Ga.ssia. a.d Loren.zia. *** prima.y objective is to derive wormhole solution. while con.iderin. the in.luen.e of the sha.e fun.tion.on.model pa.a.eters un.er Ga.ssia. a.d Loren.zia. *** resultin. sha.e fun.tion.sa.isfies a.l the n.cessa.y con.ition. for a.tra.ersa.le ***,we a.a.yze the cha.a.teristics of the en.rgy con.ition. a.d provide a.deta.led gra.hica. discussion.of the ma.ter con.en.s via.en.rgy ***,we explore the effect of a.isotropy un.er Ga.ssia. a.d Loren.zia. ***,we presen. our con.lusion. ba.ed on.the obta.n.d results.

关键词： tra.ersa.le wormhole f(Q T)gra.ity en.rgy con.ition. n.n.commuta.ive geometry con.orma. motion

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Solution.of the Cen.er Problem for a.Cla.s of Polyn.mia. Differen.ia. Systems

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a.ta.Ma.hema.ica.Sin.ca.En.lish Series 2024年第7期40卷 1685-1696页

作者： Cha.g Jia. Liu Ja.me Llibre Ra.a.l Ra.írez Va.en.ín.Ra.írez School of Ma.hema.ics(Zhuha.) Sun Yat-sen UniversityZhuhai519086P.R.China Depa.ta.en. de Ma.emàtiques Universitat Autònoma de Barcelona08193BellaterraBarcelonaCataloniaSpain Depa.ta.en. d’En.in.eria.In.ormàtica.i Ma.emàtiques Universitat Rovira i VirgiliAvinguda dels Paiïsos Catalans 2643007TarragonaCataloniaSpain

Con.ider the polyn.mia. differen.ia. system of degree m of the form x=-y(1+μ(a.(2)x-a.(1)y))+x(v(a.(1)x+a.(2)y)+Ω_(m-1)(x,y)),y=x(1+μ(a.(2)x-a.(1)y))+y(v(a.(1)x+a.(2)y)+Ω_(m-1)(x,y)),whereμa.dνa.e rea. n.mbers such tha.(μ^(2)+v^(2))(μ+v(m-2))(a.(1)^(2)+a.(2)^(2))≠m>2 a.dΩ_(m−1)(x,y)is a.homogen.us polyn.mia. of degree m−1.a.con.ecture,sta.ed in.*** Equa.ion. 2019,suggests tha. when.=1,this differen.ia. system ha. a.wea. cen.er a. the origin.if a.d on.y if a.ter a.con.en.en. lin.a. cha.ge of va.ia.le(x,y)→(X,Y)the system is in.a.ia.t un.er the tra.sforma.ion.X,Y,t)→(−X,Y,−t).For every degree m we prove the exten.ion.of this con.ecture to a.y va.ue ofνexcept for a.fin.te set of va.ues ofμ.

关键词： Cen.er problem polyn.mia. differen.ia. system

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Soil orga.ic ca.bon.stocks in.n.0}ive forest of a.gen.in.0}a.useful surroga.e for mitiga.ion.a.d con.erva.ion.pla.n.n. un.er clima.e va.ia.ility

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Ecologica. Processes 2024年第1期13卷 3-24页

作者： Pa.lo L.Peri Jua. Ga.tán.Ma.ía. Ma.tra.gelo Ma.celo n.setto Pa.lo E.Villa.ra.Ezequiel Ba.ducci Ma.tín.Pin.0}o Roxa.a.P.Eclesia.a.eja.dra.Von.Wa.lis Seba.tián.Villa.in. Fra.cisco a.a.gia.Ma.in.0}Gon.ález Polo Silvin.0}Ma.rique Pa.lo a.Meglioli Julián.Rodríguez-Souilla.Ma.tín.Món.0}o Jimen.0}E.Cha.es a.iel Medin.0}Ign.0}io Ga.pa.ri Eugen.o a.va.ez a.n.si Ma.ía.Pa.la.Ba.ra. a.el von.Müller n.rberto M.Pa.r Josefin.0}Uribe Echeva.ria.Pedro Fern.n.ez Ma.in.0}Morsucci Da.do López Jua. Ma.uel Cellin. Lea.dro a.va.ez Ign.0}io Ba.beris Hern.n.Colomb Ludmila.La.Ma.n.0}Seba.tián.Ba.ba.o Cecilia.Blun.o Ximen.0}Sirima.co La.ra.Ca.a.lero Gua.berto Za.a.a. Guillermo Ma.tín.z Pa.tur In.tituto n.0}ion.0} de Tecn.logía.a.ropecua.ia.(In.a. Un.versida. n.0}ion.0} de la.Pa.a.on.a.a.stra. (Un.a. Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) Un.versida. n.0}ion.0} de Luján Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) Grupo de Estudio de a.roecosistema. y Pa.sa.es Rura.es (GEa.) Universidad Nacional de Mar del Plata Consejo Nacional de Investigaciones Científicas y Técnicas(CONICET ) CCT Sa. Luis Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) In.tituto a.gen.in. de n.vología Glaciología y Ciencias Ambientales (IANIGLA) Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) Universidad Nacional de Cuyo In.tituto de In.estiga.ion.s en.Biodiversida. y Medioa.bien.e (In.BIOMa. Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) In.tituto de In.estiga.ion.s en.En.rgía.n. Con.en.ion.0} CCT Salta-JujuyConsejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) La.ora.orio de Recursos a.roforesta.es Centro Austral de Investigaciones Científicas (CADIC) Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) Dirección.n.0}ion.0} de Bosques Ministerio de Ambiente y Desarrollo Sostenible de la Nación In.tituto de Ecología.Region.0} Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET )Universidad Nacional de Tucumán Un.versida. n.0}ion.0} de Rosa.io Instituto de Investigaciones en Ciencias Agrarias de Rosario Centro Científico Tecnológico CONICET Grupo de Estudio de a.roecosistema. y Pa.sa.es Rura.es (GEa.) Universidad Nacional de Mar del Plata Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET ) La.ora.orio de In.estiga.ion.s en.Ma.era. (LIMa.) Universidad Nacional de La Plata (UNLP) a.min.stra.ión.de Pa.ques n.0}ion.0}es (a.n. Parque Nacional Los Alerces Cen.ro de Estudios a.bien.a.es In.egra.os (CEa.) Universidad Nacional de la Patagonia San Juan Bosco (UNPASJB) Consejo Nacional de Investigaciones Científicas y Técnicas (CONICET )

Ba.kgroun. The n.0}ion.0}ly determin.d con.ribution.n.C） presen.ed by a.gen.in.0}within.the fra.ework of the Pa.is a.reemen. is a.ign.d with the decision. ma.e in.the con.ext of the Un.ted n.0}ion. Fra.ework Con.en.tion.on.Clima.e Cha.ge（Un.CCC） on.the reduction.of emission. derived from deforesta.ion.a.d forest degra.a.ion. a. well a. forest ca.bon.con.erva.ion.REDD+）. In.a.dition. clima.e cha.ge con.titutes on. of the grea.est threa.s to forest biodiversity a.d ecosystem services. However, the soil orga.ic ca.bon.SOC） stocks of n.0}ive forests ha.e n.t been.in.orpora.ed in.o the Forest Referen.e Emission.Levels ca.cula.ion. a.d for con.erva.ion.pla.n.n. un.er cli-ma.e va.ia.ility due to a.la.k of in.orma.ion. The objectives of this study were:（i） to model SOC stocks to 30 cm of n.0}ive forests a. a.n.0}ion.0} sca.e usin. clima.ic, topogra.hic a.d vegeta.ion.a. predictor va.ia.les, a.d（ii） to rela.e SOC stocks with spa.ia.–tempora. remotely sen.ed in.ices to determin. biodiversity con.erva.ion.con.ern. due to threa.s from high in.er-a.n.a. clima.e *** We used 1040 forest soil sa.ples（0–30 cm） to gen.ra.e spa.ia.ly explicit estima.es of SOC n.0}ive forests in.a.gen.in.0}a. a.spa.ia. resolution.of a.proxima.ely 200 m. We selected 52 poten.ia. predictive en.iron.en.a. cova.i-a.es, which represen. key fa.tors for the spa.ia. distribution.of SOC. a.l cova.ia.e ma.s were uploa.ed to the Google Ea.th En.in. cloud-ba.ed computin. pla.form for subsequen. modellin.. To determin. the biodiversity threa.s from high in.er-a.n.a. clima.e va.ia.ility, we employed the spa.ia.–tempora. sa.ellite-derived in.ices ba.ed on.En.a.ced Vegeta.ion.In.ex（EVI） a.d la.d surfa.e tempera.ure（LST） ima.es from La.dsa. *** SOC model（0–30 cm depth） prediction.a.coun.ed for 69% of the va.ia.ion.of this soil property a.ross the whole n.0}ive forest covera.e in.a.gen.in.0} Tota. mea. SOC stock rea.hed 2.81 Pg C（2.71–2.84 Pg C with a.proba.ility of 90%） for a.tota. a.ea.of 460,790 km2,

关键词： Soil orga.ic ca.bon Biodiversity n.0}ive forest Clima.e cha.ge mitiga.ion Modellin. Resilien.e

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Ma.sive Dira. pa.ticles ba.ed on.ga.ped gra.hen. with Rosen.Morse poten.ia. in.a.un.form ma.n.tic field

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Chin.se Physics B 2024年第8期33卷 170-178页

作者： a.Ka.a.i a.ireza.a.a.i M.a.Ra.za.pour Depa.tmen. of Physics Ayatollah Amoli BranchIslamic Azad UniversityAmolIran

We explore the ga.ped gra.hen. structure in.the two-dimen.ion.0} pla.e in.the presen.e of the Rosen.Morse poten.ia. a.d a. extern.0} un.form ma.n.tic *** order to describe the correspon.in. structure,we con.ider the propa.a.ion.of electron. in.gra.hen. a. rela.ivistic fermion.qua.i-pa.ticles,a.d a.a.yze it by the wa.e fun.tion. of two-compon.n. spin.rs with pseudo-spin.symmetry usin. the Dira. ***,to solve a.d a.a.yze the Dira. equa.ion.we obta.n.the eigen.a.ues a.d eigen.ectors usin. the Legen.re differen.ia. *** tha.,we obta.n.the boun.ed sta.es of en.rgy depen.in. on.the coefficien.s of Rosen.Morse a.d ma.n.tic poten.ia.s in.terms of qua.tum n.mbers of prin.ipa. n.a.d spin.orbit ***,the va.ues of the en.rgy spectrum for the groun. sta.e a.d the first excited sta.e a.e ca.cula.ed,a.d the wa.e fun.tion. a.d the correspon.in. proba.ilities a.e plotted in.terms of coordin.0}es *** wha. follows,we explore the ba.d structure of ga.ped gra.hen. by the modified dispersion.rela.ion.a.d write it in.terms of the two-dimen.ion.0} wa.e vectors K_(x) a.d K_(y).Fin.0}ly,the en.rgy ba.ds a.e plotted in.terms of the wa.e vectors K_(x) a.d K_(y) with a.d without the ma.n.tic term.

关键词： ma.sive Dira. equa.ion Rosen.Morse poten.ia. Legen.re polyn.mia. ga.ped gra.hen. pseudospin.symmetry

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