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Computers, Ma.eria.s & Continua 2024年第3期78卷 3511-3528页

作者： Ta.a. albalawi P.Ga.eshkuma. Computer Science Depa.tment College of Computer and Information SciencesImam Mohammad Ibn Saud Islamic University(IMSIU)Riyadh11432Saudi Arabia

The Internet of Things(IoT)is a.growing technology tha. a.lows the sha.ing of da.a.with other devices a.ross wireless ***,IoT systems a.e vulnera.le to cybera.ta.ks due to its opennes The proposed work intends to implement a.new security fra.ework for detecting the most specific a.d ha.mful intrusions in IoT *** this fra.ework,a.Cova.ia.ce Linea. Lea.ning Embedding Selection(CL2ES)methodology is used a. first to extra.t the fea.ures highly a.socia.ed with the IoT ***,the Kernel Distributed Ba.es Cla.sifier(KDBC)is crea.ed to foreca.t a.ta.ks ba.ed on the proba.ility distribution va.ue *** a.dition,a.unique Mongolia. Ga.ella. Optimiza.ion(MGO)a.gorithm is used to optimize the weight va.ue for the lea.ning of the *** effectiveness of the proposed CL2ES-KDBC fra.ework ha. been a.sessed using severa. IoT cyber-a.ta.k da.a.ets,The obta.ned results a.e then compa.ed with current cla.sifica.ion methods rega.ding a.cura.y(97%),precision(96.5%),a.d other *** a.a.ysis of the CL2ES-KDBC system on IoT intrusion da.a.ets is performed,which provides va.ua.le insight into its performa.ce,efficiency,a.d suita.ility for securing IoT networks.

关键词： IoT security a.ta.k detection cova.ia.ce linea. lea.ning embedding selection kernel distributed ba.es cla.sifier mongolia. ga.ella. optimiza.ion

Intelligent Fra.tiona.-Order Controller for SMES Systems in Renewa.le Energy-Ba.ed Microgrid

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Computer Modeling in Engineering & Sciences 2024年第8期140卷 1807-1830页

作者： a.del M.a.a.wi a.ua.ka.im Ba.eer Sherif a.Za.d Ibra.em E.a.a.i ha.i albalawi a.med M.Ka.sem Electrica. Engineering Depa.tment Faculty of EngineeringUniversity of TabukTabuk47913Saudi Arabia Industria. Innova.ion a.d Robotic Center(IIRC) University of TabukTabuk47731Saudi Arabia Depa.tment of Electrica. Engineering Faculty of EngineeringAswan UniversityAswan81542Egypt Renewa.le Energy a.d Environmenta. Technology Centre University of TabukTabuk47913Saudi Arabia Electrica. Engineering Depa.tment Faculty of EngineeringSohag UniversitySohag82524Egypt

a. a.tonomous microgrid tha. runs on renewa.le energy sources is presented in this *** ha. a.supercon-ducting ma.netic energy stora.e(SMES)device,wind energy-producing devices,a.d a. energy stora.e ***,beca.se such microgrids a.e nonlinea. a.d the energy they crea.e va.ies with time,controlling a.d ma.a.ing the energy inside them is a.difficult ***-order proportiona. integra.(FOPI)controller is recommended for the current resea.ch to enha.ce a.sta.da.one microgrid’s energy ma.a.ement a.d *** suggested dedica.ed control for the SMES comprises two loops:the outer loop,which uses the FOPI to regula.e the DC-link volta.e,a.d the inner loop,responsible for regula.ing the SMES current,is constructed using the intelligent FOPI(iFOPI).The FOPI+iFOPI pa.a.eters a.e best developed using the da.delion optimizer(DO)a.proa.h to a.hieve the optimum *** suggested FOPI+iFOPI controller’s performa.ce is contra.ted with a.conventiona. PI controller for va.ia.ions in wind speed a.d microgrid *** optima. FOPI+iFOPI controller ma.a.es the volta.e a.d frequency of the *** beha.ior of the microgrid a. a.rea.tion to step cha.ges in loa. a.d wind speed wa. mea.ured using the proposed *** simula.ions were used to eva.ua.e the recommended system’s *** results of the simula.ions showed tha. throughout a.l interruptions,the recommended microgrid provided the loa. with a. power with a.consta.t a.plitude a.d *** a.dition,the required loa. dema.d wa. a.cura.ely ***,the microgrid functioned incredibly well despite SMES a.d va.ying wind *** obta.ned under identica. conditions were compa.ed with a.d without the best FOPI+iFOPI *** utilizing the optima. FOPI+iFOPI controller with SMES,it wa. found tha. the microgrid performed better tha. the microgrid without SMES.

关键词： Fra.tiona.-order proportiona. integra.(FOPI) intelligent controller renewa.le energy resources superconducting ma.netic energy stora.e optimiza.ion

Ra.e ea.th ba.ed MgPm_(2)X_(4)(X=S,Se) spinel cha.cogenides for spintronic a.d thermoelectric a.plica.ions

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Journa. of Ra.e Ea.ths 2024年第8期42卷 1577-1585,I0006页

作者： Ta.iq M.a.-Da.a.hmeh Oma. Za.ed Ghula. M.Musta.a.Ta.a.h Zela. Bisma.Youna. hind albalawi S.Bouzga.rou Othma. ha.a.i Q.Ma.mood Kha.ld I.hussein Ba.ic Sciences Depa.tment King Abdullah II School of EngineeringPrincess Sumaya University For TechnologyPO.Box 1438Al-jubaiha11941AmmanJordan Depa.tment of Physics Division of Science&TechnologyUniversity of EducationLahorePakistan Depa.tment of Physics Faculty of ScienceJazan University JazanSaudi Arabia Depa.tment of Physics The University of LahoreLahorePakistan Depa.tment of Physics College of SciencesPrincess Nourah bint Abdulrahman University(PNU)PO.Box 84428Riyadh11671Saudi Arabia Depa.tment of Physics College of ScienceQassim UniversityPo.64BuraidahSaudi Arabia La.ora.oire de Microelectronique et Instrumenta.ion(UR 03/13-04)Fa.ulte des Sciences de Mona.tir Avenue de I'Environnement 5000MonastirTunisia Depa.tment of Chemistry Faculty of ScienceJazan University JazanSaudi Arabia Ba.ic&a.plied Scientifc Resea.ch Center Department of PhysicsCollege of ScienceImam Abdulrahman Bin Faisal UniversityPO.Box 1982Dammam 31441Saudi Arabia Depa.tment of Ra.iologica. Sciences College of Applied Medical SciencesKing Khalid UniversityAbha61421Saudi Arabia

In current report,the structura.,ma.netic,a.d thermoelectric properties of RE doped MgPm_(2)X_(4)(X=S,Se) spinels were *** energy difference in ferroma.netic a.d a.tiferroma.netic sta.es revea.s the sta.ility of MgPm_(2)(S/Se)_(4) in the ferroma.netic *** co mputa.ion of entha.py of forma.ion a.so a.certa.ns thermodyna.ic sta.ility of crysta. ***-dependent ba.d structure a.d density of sta.es a.a.ysis revea. ferroma.netic semiconducting cha.a.ter showing different electronic beha.ior in both spin *** room tempera.ure ferroma.netism,spin pola.iza.ion a.d Curie tempera.ure a.e estima.ed from excha.ge energies *** a.dition,excha.ge consta.ts(N_(0)α a.d N_(0)β),excha.ge energy Δ_(x)(pd),crysta. ifeld energy,a.d double excha.ge mecha.ism were studied to explore the ma.netic ***,the electrica. conductivity,therma. conductivity,Seebeck co-efficient,a.d power fa.tor show effect on electrons spin a.d their potentia. for thermoelectric devices.

关键词： Ra.e ea.th elements Spintronic a.plica.ions Thermoelectric effects Excha.ge energies

a.Loca.ity-Sensitive ha.hing-Ba.ed Ja.ming Detection System for IoT Networks

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Computers, Ma.eria.s & Continua 2022年第12期73卷 5943-5959页

作者： P.Ga.eshkuma. Ta.a. albalawi Computer Science Depa.tment College of Computer and Information SciencesImam Mohammad Ibn Saud Islamic University(IMSIU)RiyadhSaudi Arabia

Internet of things(IoT)comprises ma.y heterogeneous nodes tha. opera.e together to a.complish a.huma. friendly or a.business ta.k to ea.e the ***,IoT nodes a.e connected in wireless media.a.d thus they a.e prone to ja.ming *** the present scena.io ja.ming detection(JD)by using ma.hine lea.ning(ML)a.gorithms gra.p the a.tention of the resea.chers due to its virtuous *** this resea.ch,ja.ming detection is modelled a. a.cla.sifica.ion problem which uses severa. *** one/two or minimumnumber of fea.ures produces va.ue results tha. ca.not be *** the rela.ionship between the fea.ure a.d the cla.s la.el ca.not be efficiently determined,specifica.ly,if the chosen number of fea.ures for tra.ning is minimum(sa. 1 or 2).To obta.n good results,ma.hine-lea.ning a.gorithms a.e tra.ned by la.ge number of da.a.***,collection of la.ge number of da.a.ets to solve ja.ming detection is not ea.y a.d most of the times genera.ion a.d collection of la.ge da.a.sets become *** this pa.er,to solve this problem,more number of fea.ures with nomina. number of da.a.s is considered tha. ea.es the da.a.collection a.d the cla.sifica.ion *** this resea.ch,a. efficient technique ba.ed on loca.ity sensitive ha.hing(LSh)for K-nea.est neighbor a.gorithm(K-NN),which ta.es less time for constructing a.d querying the ha.h ta.le tha. gives good a.cura.y is proposed a.d *** the results,it is clea. tha. the obta.ned results a.e va.ida.a.le a.d the model is more sensible.

关键词： IoT ja.ming detection K-NN ma.hine lea.ning

a.Restricted SIR Model with Va.cina.ion Effect for the Epidemic Outbrea.s Concerning COVID-19

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Computer Modeling in Engineering & Sciences 2023年第12期137卷 2409-2425页

作者： Ibteha. a.a.ma. Kholoud Sa.d albalawi Pra.a. Goswa.i Kuldeep Ma.ik Depa.tment of Ma.hema.ics a.d Sta.istics College of ScienceImam Mohammad Ibn Saud Islamic UniversityRiyadh11566Saudi Arabia School of Libera. Studies Dr.B.R.Ambedkar University DelhiDelhi110006India

This pa.er presents a.restricted SIRma.hema.ica.model to a.a.yze the evolution of a.conta.ious infectious disea.e outbrea.(COVID-19)using a.a.la.le *** new model focuses on two ma.n concepts:first,it ca. present multiple wa.es of the disea.e,a.d second,it a.a.yzes how fa. a. infection ca. be era.ica.ed with the help of *** sta.ility a.a.ysis of the equilibrium points for the suggested model is initia.ly investiga.ed by identifying the ma.ching equilibrium points a.d exa.ining their *** ba.ic reproduction number is ca.cula.ed,a.d the positivity of the solutions is *** simula.ions a.e performed to determine if it is multipea. a.d eva.ua.e va.cina.ion’s *** a.dition,the proposed model is compa.ed to the litera.ure a.rea.y published a.d the effectiveness of va.cina.ion ha. been recorded.

关键词： Restricted SIR model equilibrium points a.d sta.ility numerica. simula.ion

The pha.e shift a.a.ysis of the colliding dissipa.ive KdV solitons

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Journa. of Ocea. Engineering a.d Science 2022年第6期7卷 521-527页

作者： Weda. albalawi S.a.El-Ta.ta.y Sa.a. a.a.kha.eeb Depa.tment of Ma.hema.ica. Sciences College of SciencePrincess Nourah bint Abdulrahman UniversityRiyadhSaudi Arabia Depa.tment of Physics Faculty of SciencePort Said UniversityPort Said 42521Egypt Resea.ch Center for Physics(RCP) Department of PhysicsFaculty of Science and ArtsAl-MikhwahAl-Baha UniversitySaudi Arabia Ma.hema.ics Depa.tment Faculty of ScienceUniversity of JeddahJeddahSaudi Arabia

In this work,the hea.-on collisions of the non-sta.iona.y dissipa.ive soliton in ultra.old neutra. pla.ma.(UNPs)a.e *** extended Poinca.e-Lighthill-Kuo(PLK)a.proa.h is a.opted for reducing the fluid equa.ions of the UNPs to two-counterpropa.a.ing da.ped Korteweg-de Vries(dKdV)*** dKdV equa.ion is not a. integra.le ha.iltonia. system,i.e.,does not ha.e a. exa.t ***,one of the ma.n goa. of this pa.er is to find a.new genera. a.proxima.e a.a.ytica. solution to the dKdV equa.ion for investiga.ing the mecha.ism of the propa.a.ion a.d intera.tion of the non-sta.iona.y dissipa.ive *** residua. error is estima.ed for checking the a.cura.y of the new obta.ned *** a.proxima.e a.a.ytica. soliton solutions a.e a.opted for deriving the tempora. pha.e shifts a.ter the *** impa.t of physica. pa.a.eters on the nonsta.iona.y dissipa.ive soliton profile a.d the tempora. pha.e shifts is *** obta.ned results will contribute to understa.d the mecha.ism of propa.a.ion a.d intera.tion of ma.y nonlinea. phenomena.in different nonlinea. mediums such a. ocea.,sea.optica. fiber,pla.ma.physics,etc.

关键词： Dissipa.ive soliton collisions Da.ped Korteweg-de Vries equa.ion The extended Poinca.e-Lighthill-Kuo method The tempora. pha.e shifts

Structura.,ma.netic,electrica. a.d microwa.e properties of spinel ferrites

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Journa. of Ra.e Ea.ths 2022年第3期40卷 443-450,I0003页

作者： Sa.ma.a.a. Na.eeb a.ma. M.h.a.hossa.ny hind albalawi Ma.a. Morsi Ta.a.i I.a.-Muhimeed a.eer a.a.Oba.d Depa.tment of Physics Khwaja Fareed University of Engineering and Information TechnologyAbu Dhabi RoadRahim Yar Khan64200Pakistan Depa.tment of Physics Faculty of ScienceTaibah UniversityMedinaSaudi Arabia Depa.tment of Physics College of SciencePrincess Nourah bint Abdulrahman University11671RiyadhSaudi Arabia Depa.tment of Physics College of Arts and SciencePrince Sattam Bin Abdulaziz UniversityRiyadhWadi AddawasirSaudi Arabia Depa.tment of Chemistry College of ScienceKing Saud UniversityP.O.Box 22452Riyadh11495Saudi Arabia

The ferrite series ha.ing formula.ion SrYb_(y)Fe_(2-y)O_(4)(y=0.00 to 0.10)were synthesized via.the sol-gel *** involvement of the yttrium in the ba.e produces severa. cha.ges in the structura.,ma.netic,a.d electrica. performa.ce of the *** of structura. pa.a.eters wa. done through X-ra. *** sa.ples ha.e cubic structures confirmed from X-ra. *** coercivity of sa.ple enla.ges with the involvement of Yb-ions while their sa.ura.ion a.d rema.ence ma.netiza.ion va.ues *** the concentra.ion of Yb-ion increa.es in the la.tice,the rea. a.d ima.ina.y va.ues of permittivity *** increa.ed content of Yb enha.ces the impeda.ce *** a.a.ysis of the M vs h loop wa. finished under the fixed ra.ge of−2 to+2 *** using 0.5-12 Ghz frequency,the microwa.e mea.urements of a.l the sa.ple were *** dispersion of frequency of ferrites is responsible for the na.ura. ma.netic resonance phenomenon a.d the doma.n wa.l *** eva.ua.ed fea.ures of synthesized sa.ple show their a.propria.eness for microwa.e a.sorption a.plia.ces.

关键词： Microwa.e a.sorption Dielectric consta.t Conductivity Ma.netiza.ion Impeda.ce Ra.e ea.ths

Energy-efficient a.d Secure Wireless Communica.ion for Telemedicine in IoT

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Computer Systems Science & Engineering 2022年第12期43卷 1111-1130页

作者： Shita. Joshi S.Ma.imuruga. a.a.ed a.juha.i Uma. albalawi a.er a.ja.di Depa.tment of Computer Science Oklahoma State UniversityOklahomaUSA College of Computing a.d Informa.ion Technology University of TabukTabuk71491Saudi Arabia Industria. Innova.ion a.d Robotics Center University of TabukTabukSaudi Arabia

The Internet of Things (IoT) represents a.ra.ica. shifting pa.a.igm fortechnologica. innova.ions a. it ca. pla. critica. roles in cyberspa.e a.plica.ions inva.ious sectors, such a. security, monitoring, medica., a.d environmenta. sectors,a.d a.so in control a.d industria. a.plica.ions. The IoT in E-medicine unlea.hedthe design spa.e for new technologies to give insta.t trea.ment to pa.ients whilea.so monitoring a.d tra.king hea.th conditions. This resea.ch presents a.systemlevel a.chitecture a.proa.h for IoT energy efficiency a.d security. The proposeda.chitecture includes functiona. components tha. provide priva.y ma.a.ementa.d system security. Components in the security function group provide securecommunica.ions through Multi-a.thority Ciphertext-Policy a.tributes-Ba.edEncryption (Ma.CPa.E). Beca.se Ma.CPa.E is a.signed to unlimited devices,presuming tha. the devices a.e relia.le, the user encodes da.a.with a.va.cedEncryption Sta.da.d (a.S) a.d protects the a.E a.proa.h using the solutionsof symmetric key. The Johnson’s a.gorithm with a.new computa.ion mea.ure isused to increa.e network lifetime since a. individua. sensor node with limitedenergy represents the inevita.le constra.nts for the broa. usa.e of wireless sensornetworks. The optima. route from a.source to destina.ion turns out a. the cornerstone for longevity of network a.d its susta.na.ility. To reduce the energy consumption of networks, the eva.ua.ion mea.ures consider the node’s residua.energy, the number of neighbors, their dista.ce, a.d the link dependa.ility. Theexperiment results demonstra.e tha. the proposed model increa.es network lifeby a.out 12.25% (27.73%) compa.ed to Floyd–Wa.sha.l’s, Bellma.–Ford’s,a.d Dijkstra.s a.gorithms, lowering consumption of energy by elimina.ing thenecessity for re-routing the messa.e a. a.result of connection fa.lure.

关键词： Energy-efficiency energy consumption Internet of Things telemedicine wireless sensor networks

CeTrivium:a.Strea. Cipher Ba.ed on Cellula. a.toma.a.for Securing Rea.-Time Multimedia.Tra.smission

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Computer Systems Science & Engineering 2023年第12期47卷 2895-2920页

作者： Osa.a.S.Younes a.dulmohsen a.ha.bi a.i Ya.seen Fa.sa. a.sha.eef Fa.sa. albalawi Uma. a.albalawi Fa.ulty of Computer a.d Informa.ion Technology University of TabukTabuk71491Saudi Arabia Fa.ulty of Computers a.d Informa.ion Menoufia UniversityMenoufia13829Egypt School of Computing&Da.a.Science Wentworth Institute of TechnologyBoston02115USA

Due to their significa.t correla.ion a.d redunda.cy,conventiona. block cipher cryptosystems a.e not efficient in encryptingmultimedia.*** ba.ed onCellula.a.toma.a.Ca.ca. provide a.ore effective *** Ca.ha.e recently ga.ned recognition a. a.robust cryptogra.hic primitive,being used a. pseudora.dom number genera.ors in ha.h functions,block ciphers a.d strea. *** ha.e the a.ility to perform pa.a.lel tra.sforma.ions,resulting in high throughput ***,they exhibit a.na.ura. tendency to resist fa.lt *** strea. cipher schemes ba.ed on Ca.ha.e been proposed in the ***,their encryption/decryption throughput is rela.ively low,which ma.es them unsuita.le formultimedia.*** a.d Gra.n a.e efficient strea. ciphers tha. were selected a. fina.ists in the eSTREa. project,but they ha.e proven to be vulnera.le to differentia. fa.lt *** work introduces a.novel a.d sca.a.le strea. cipher na.ed CeTrivium,whose design is ba.ed on *** is a.5-neighborhood Ca.ba.ed strea.cipher inspired by the designs of Trivium a.d *** is constructed using three building blocks:the Trivium(Tr)block,the Nonlinea.-Ca.NCa.block,a.d the Nonlinea. Mixing(NM)*** NCa.block is a.64-bit nonlinea. hybrid 5-neighborhood Ca.while the Tr block ha. the sa.e structure a. the Trivium strea. *** NM block is a.nonlinea.,ba.a.ced,a.d reversible Boolea. function tha. mixes the outputs of the Tr a.d NCa.blocks to produce a.*** of CeTrivium ha. indica.ed tha. it ca. resist va.ious a.ta.ks,including correla.ion,a.gebra.c,fa.lt,cube,Meier a.d Sta.felba.h,a.d side cha.nel ***,the scheme is eva.ua.ed using histogra.a.d spectrogra.a.a.ysis,a.well a. severa. differentmea.urements,including the correla.ion coefficient,number of sa.ples cha.ge ra.e,signa.-to-noise ra.io,entropy,a.d pea. signa.-to-noise *** performa.ce of CeTrivium is eva.ua.ed a.d compa.ed with other sta.e-of-

关键词： Strea. ciphers cellula. a.toma.a securing rea.-time strea.ing cryptogra.hy CeTrivium

a.ti-tumor effects a.d cellula. mecha.isms of Pista.ia.a.la.tica.metha.olic extra.t a.a.nst Ehrlich solid tumor in mice

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a.ia. Pa.ific Journa. of Tropica. Biomedicine 2022年第2期12卷 69-77页

作者： a.sha. E.albalawi Nora. a.a.thoba.ti Reem ha.a.a.la. a.ha.a.i Sulta. F.a.noma.y Fa.ulty of Science Department of BiologyUniversity of TabukTabuk 47913Saudi Arabia Biology Depa.tment College of Science and HumanitiesAl QuwaiiyahShaqra UniversityAl Quwaiiyah 19257Saudi Arabia Depa.tment of Biology Faculty of Applied ScienceUmm Al-Qura UniversityMakkahSaudi Arabia Depa.tment of Medica. La.ora.ories Sciences College of Applied Medical SciencesAl-QuwayiyahShaqra UniversityRiyadhSaudi Arabia

Objective:To a.sess the a.ti-tumor effects of Pista.ia.a.la.tica.metha.olic extra.t(Pa.E)compa.ed with cyclophospha.ide a.a.nst Ehrlich solid tumors in ***:Swiss a.bino mice(n=40)were divided into five groups:norma. control mice,mice with Ehrlich solid tumors trea.ed with norma. sa.ine,mice with Ehrlich solid tumors trea.ed with cyclophospha.ide intra.eritonea.ly once a.da. for 14 d,or 50mg/kg or 100 mg/kg Pa.E ora.ly once a.da. for 14 *** growth inhibition,body weight,tumor ma.kers,liver a.d kidney enzymes,oxida.ive stress ma.kers,a.tioxida.t enzymes,tumor necrosis fa.tor-a.pha.level(TNF-α),a.d a.optosis-regula.ory gene expression were ***:Trea.ment of mice bea.ing Ehrlich solid tumors with Pa.E a. 50 a.d 100 mg/kg ora.ly significa.tly decrea.ed tumor volume,body weight,tumor ma.kers,liver a.d kidney enzymes,oxida.ive stress ma.kers a.d TNF-αlevel in compa.ison with mice with Ehrlich solid tumors receiving norma. *** Pa.E a. 50 a.d 100 mg/kg/da. significa.tly eleva.ed the level of a.tioxida.t enzymes(Pa.ia.a.la.tica.metha.olic extra.t ha. potent a.titumor a.tivity in ***,the extra.t might be considered a. a. a.terna.ive a.tica.cer a.ent a.a.nst tumors,however,a.ditiona. studies especia.ly in the clinica. setting a.e required to confirm this finding.

关键词： Ca.cer Ehrlich solid tumors Trea.ment Pista.ia.a.la.tica herba. medicines Na.ura. product in vivo Mice