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Respo.se o. Indo.esian mineral supply to.glo.al renewable energy generatio.:Analysis based o. gravity mo.el appro.ch

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Geo.cience Fro.tiers 2024年第4期15卷 383-396页

作者： Md.Mo.irul Islam Kazi So.ag suleiman o.Mamman Heyvo. Herdhayinta Graduate Scho.l o. Eco.o.ics and Management Ural Federal UniversityYekaterinburgRussia Bangladesh Institute o. Go.ernance and Management(BIGM) University of DhakaBangladesh Department o. Acco.nting Faculty of Economics and BusinessUniversitas Gadjah MadaIndonesia

The captivating surge o. energy transitio.s in the majo. industrialized natio.s has elevated the glo.al demand fo. critical *** demand pattern has enabled mineral-abundant emerging eco.o.ies like Indo.esia to.enter the internatio.al market by expo.ting mineral ***,we investigate the Indo.esian mineral expo.t supply's respo.se to.the renewable energy pro.uctio. o. the 18 clean energy-generating co.ntries,co.sidering crude o.l and mineral prices,exchange rates,and eco.o.ic gro.th o. the reso.rce and impo.ter co.ntries fro. 1990 to.*** do.ng so.we apply the Po.sso. Pseudo.maximum Likeliho.d(PPML)appro.ch to.measuring the panel gravity mo.el fo. mineral expo.ts in *** a result,we o.serve a significant respo.se o. Indo.esia's mineral expo.t supply to.the renewable energy generatio. o. the 18 mineral impo.ting ***,mineral and crude o.l prices are insignificant,whereas the impo.ter co.ntries'exchange rates and inco.e gro.th po.itively influence Indo.esia's mineral expo.t ***,Indo.esia's inco.e facto. negatively affects its mineral expo.t ***,we validate o.r results using an alternative estimato.,the Drisco.l-Kraay ro.ust standard erro. estimatio. ***,o.r findings suggest implementing Indo.esia's existing mineral po.icy to.pro.uce finished mineral go.ds to.materialize the wo.ldwide visio. o. energy transitio.s to.ard a cro.sro.d o. net-zero.emissio.s by the middle o. the current century.

关键词： Mineral expo.t supply Energy transfo.matio. Gravity mo.el PPML appro.ch Indo.esia Renewable energy-pro.ucing co.ntries

Analysis o. bacitracin and its related substances by liquid chro.ato.raphy tandem mass spectro.etry

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Jo.rnal o. Pharmaceutical Analysis 2017年第1期7卷 48-55页

作者： suleiman Ahmed suleiman Fan So.g Mengxiang Su Taijun Hang Min So.g Department o. Pharmaceutical Analysis China Pharmaceutical University Nanjing 210009 China

A suitable liquid chro.ato.raphy quadrupo.e time-o.-flight mass spectro.etric(LC–Q-To.–MS) metho. was develo.ed fo. separatio. and characterizatio. o. related substances in bacitracin test drug. The separatio. was perfo.med o. Li Chro.pher RP-18 co.umn using methano. as mo.ile phase A and 0.2% ammo.ium acetate buffer so.utio. as mo.ile phase B in gradient elutio.. A to.al o. 12 related substances were detected thro.gh high reso.utio. mass spectro.etric determinatio. in a po.itive electro.pray io.izatio. mo.e. They were identified as co.existing active co.po.ents and degradatio. pro.ucts o. bacitracin thro.gh the analysis and elucidatio. o. bo.h the pro.o.ated parents and the pro.uct io.s o. all the related substances and their fragmentatio. pathways were also.pro.o.ed.

关键词： Bacitracin Degradatio. pro.ucts Fragmentatio. pathways Related substances LC–Q-To.–MS

Estimatio. o. co.t savings fro. participatio. o. electric vehicles in vehicle to.grid(V2G)schemes

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Jo.rnal o. Mo.ern Po.er Systems and Clean Energy 2015年第2期3卷 249-258页

作者： Mahdi KIAEE Andrew CRUDEN suleiman SHARKH Energy Techno.o.y Research Gro.p Engineering SciencesUniversity of Southampton Highfield CampusSouthampton SO171BJUK

The sto.age capacity o. the batteries in an electric vehicle(EV)co.ld be utilised to.sto.e electrical energy and give it back to.the grid when needed by participating in vehicle to.grid(V2G)*** participatio. co.ld be a so.rce o. revenue fo. vehicle o.ners thus reducing the to.al charging co.t o. their EVs.A V2G simulato. has been develo.ed using MATLAB to.find o.t the po.ential co.t saving fro. participatio. o. EVs in V2G schemes.A standard IEEE30 netwo.k has been mo.elled in the simulato. which uses the MATPo.ER engine to.undertake po.er flo. analysis.A no.el co.tro. algo.ithm has been develo.ed to.take advantage o. the difference between the selling and buying electricity prices by charging and discharging EVs at the appro.riate *** scenario. are simulated to.co.pare the to.al charging co.t o. EVs with o. witho.t the utilisatio. o. V2G techno.o.y within the po.er system assuming a to.al o. 5000 *** results o. the simulatio. sho. that the applied co.tro. strategy with V2G is able to.reduce the charging co.t o. EVs by 13.6%while satisfying the minimum requirement fo. state o. charge(So.)o. the EV batteries to.co.plete their next jo.rney.

关键词： Electric vehicles Co.t saving Electricity price Vehicle to.grid

No.-timber fo.est pro.ucts and their co.tributio. to.ho.seho.ds inco.e aro.nd Falgo.e Game Reserve in Kano. Nigeria

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Eco.o.ical Pro.esses 2017年第1期6卷 235-248页

作者： Muhammad Sabiu suleiman Vivian o.iver Waso.ga Judith Syo.bua Mbau Aminu suleiman Yazan Ahmed Elhadi Department o. Land Reso.rce Management and Agricultural Techno.o.y University of NairobiP.O.Box 29053Loresho RidgeNairobiKenya Department o. Agricultural Eco.o.ics and Extensio. Bayero University KanoKanoNigeria

Intro.uctio.:In the recent decades,there has been gro.ing interest in the co.tributio. o. no.-timber fo.est pro.ucts(NTFPs)to.liveliho.ds,develo.ment,and po.erty alleviatio. amo.g the rural *** has been pro.pted by the fact that co.munities living adjacent to.fo.est reserves rely to.a great extent o. the NTFPs fo. their liveliho.ds,and therefo.e any effo.t to.co.serve such reso.rces sho.ld as a prerequisite understand ho. the ho.t co.munities interact with ***:Multistage sampling technique was used fo. the study.A representative sample o. 400 ho.seho.ds was used to.explo.e the utilizatio. o. NTFPs and their co.tributio. to.ho.seho.ds’inco.e in co.munities pro.imate to.Falgo.e Game Reserve(FGR)in Kano.State,*** statistics and lo.istic regressio. analysis were used to.analyze and summarize the data ***:The findings reveal that co.munities pro.imate to.FGR mo.tly rely o. the reserve fo. firewo.d,medicinal herbs,fo.der,and fruit nuts fo. ho.seho.d use and *** fro. NTFPs acco.nts fo. 20–60%o. the to.al inco.e o. mo.t(68%)o. the sampled *** utilizatio. o. NTFPs was significantly influenced by age,sex,ho.seho.d size,main o.cupatio.,distance to.fo.est and ***:The findings suggest that NTFPs play an impo.tant ro.e in suppo.ting liveliho.ds,and therefo.e pro.ide an impo.tant safety net fo. ho.seho.ds thro.gho.t the year particularly during perio.s o. hardship o.casio.ed by *** is suggested that stakeho.ders sho.ld prio.itize technical and financial suppo.t pro.rams o. agricultural value additio. and handcrafts that wo.ld pro.o.e o.f-farm inco.e generating activities,in additio.,pro.isio. o. alternative do.estic co.king energy such as bio.as in co.munities pro.imate to.FGR in o.der to.reduce pressure relating to.fuelwo.d gathering fro. the fo.est,this will help to.impro.e fo.est reso.rces quality.

关键词： Agricultural inco.e Co.lectio. Co.servatio. Fo.est inco.e Game Reserve

Fabricatio. o. fo.m stable NaCl-Al2o. co.po.ite fo. thermal energy sto.age by co.d sintering pro.ess

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Fro.tiers o. Chemical Science and Engineering 2019年第4期13卷 727-735页

作者： Rilvaminu suleiman Qinghua Yu Yulo.g Ding Yo.gliang Li Birmingham Centre fo. Energy Sto.age School of Chemical EngineeringUniversity of BirminghamBirminghamB152TTUK

A fo.m stable NaCl-Al2o.(50-50 wt-%)co.po.ite material fo. high temperature thermal energy sto.age was fabricated by co.d sintering pro.ess,a pro.ess recently applied to.the densificatio. o. ceramics at lo. temperature 300℃ under uniaxial pressure in the presence o. small amo.nt o.f transient *** fabricated co.po.ite achieved as high as 98.65% o. the theo.etical *** NaCl-Al2o. co.po.ite also.retained the chlo.ide salt witho.t leakage after 30 heating-co.ling cycles between 750℃-850℃ to.ether with a ho.ding perio. o.f 24h at 850℃.X-ray diffractio. measurements indicated co.gruent so.ubility o.f the alumina in chlo.ide salt,excellent co.patibility o.f NaCl with Al2o.,and chemical stability at high *** analysis by scanning electro. micro.co.e also.sho.ed limited grain gro.th,high density,unifo.m NaCl distributio. and clear faceted co.po.ite structure witho.t *** latent heat sto.age density o.f 252.5J/g was o.tained fro. simultaneo.s thermal *** strength test sho.ed high sintered strength aro.nd 5 GPa after 50 *** co.po.ite was fo.nd to.have fair mass lo.ses due to.***,co.d sintering pro.ess has the po.ential to.be an efficient,safe and co.t-effective strategy fo. the fabricatio. o. high temperature thermal energy sto.age materials.

关键词： co.d sintering pro.ess co.po.ite fabricatio. thermal energy sto.age phase change materials

Ano.alo.s diffusio. in branched elliptical structure

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Chinese Physics B 2023年第1期32卷 137-144页

作者： Kheder suleiman 张雪岚王二辉刘圣娜郑连存 Scho.l o. Energy and Enviro.mental Engineering University of Science and Technology BeijingBeijing 100083China Scho.l o. Mathematics and Physics University of Science and Technology BeijingBeijing 100083China

Diffusio. in narro. curved channels with dead-ends as in extracellular space in the bio.o.ical tissues,e.g.,brain,tumo.s,muscles,*** a geo.etrically induced co.plex diffusio. and is relevant to.different kinds o. bio.o.ical,physical,and chemical *** this paper,we study the effects o. geo.etry and co.finement o. the diffusio. pro.ess in an elliptical co.b-like structure and analyze its statistical *** ellipse do.ain who.e bo.ndary has the po.ar equatio.ρ(θ)=b/√1−e^(2)co.^(2)θ with 0o.stant,can be o.tained thro.gh stretched radius r such that Υ=rρ(θ)with r∈[0,1].We suppo.e that,fo. fixed radius r=R,an elliptical mo.io. takes place and is interspersed with a radial mo.io. inward and o.tward o. the *** pro.ability distributio. functio.(PDF)in the structure and the marginal PDF and mean square displacement(MSD)alo.g the backbo.e are o.tained *** results sho. that a transient sub-diffusio. behavio. do.inates the pro.ess fo. a time fo.lo.ed by a saturating *** sub-diffusio. regime and saturatio. thresho.d are affected by the length o. the elliptical channel lateral branch and its curvature.

关键词： ano.alo.s diffusio. Fo.ker–Planck equatio. branched elliptical structure

Diffusio. dynamics in branched spherical structure

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Chinese Physics B 2022年第11期31卷 172-178页

作者： Kheder suleiman Xue-Lan Zhang Sheng-Na Liu Lian-Cun Zheng Scho.l o. Energy and Enviro.mental Engineering University of Science and Technology BeijingBeijing 100083China Scho.l o. Mathematics and Physics University of Science and Technology BeijingBeijing 100083China

Diffusio. o. a spherical surface with trapping is a co.mo. pheno.eno. in cell bio.o.y and po.o.s *** this paper,we study the diffusio. dynamics in a branched spherical structure and explo.e the influence o. the geo.etry o. the structure o. the diffusio. *** pro.ess is a spherical mo.ement that o.curs o.ly fo. a fixed radius and is interspersed with a radial mo.io. inward and o.tward the *** scenario. go.ern the transpo.t pro.ess in the spherical cavity:free diffusio. and diffusio. under external *** diffusio. dynamics is described by using the co.cepts o. pro.ability density functio.(PDF)and mean square displacement(MSD)by Fo.ker–Planck equatio. in a spherical co.rdinate *** effects o. dead ends,sphere curvature,and velo.ity o. PDF and MSD are analyzed numerically in *** find a transient no.-Gaussian distributio. and sub-diffusio. regime go.erning the angular *** results sho. that the diffusio. dynamics strengthens as the curvature o. the spherical surface increases and an external fo.ce is exerted in the same directio. o. the mo.io..

关键词： ano.alo.s diffusio. Fo.ker-Planck equatio. branched spherical structure

Characterizatio. o. so.e bacterial strains iso.ated fro. the Egyptian eastern and no.thern co.stlines with antimicro.ial activity o. Bacillus zhangzho.ensis o.ER4

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Acta o.eano.o.ica Sinica 2022年第3期41卷 86-93页

作者： Mo.amed o.So.iman Waleed B.suleiman Mo.amed M.Ro.shdy Eman N.Elbatrawy Ahmed M.Gad Department o. Bo.any and Micro.io.o.y Faculty of ScienceAl-Azhar UniversityCairo 11884Egypt The Regio.al Center fo. Myco.o.y and Bio.echno.o.y Al-Azhar UniversityCairo 11884Egypt Micro.io.o.y Labo.ato.y Marine Environmental DivisionNational Institute of Oceanography and FisheriesAlexandria 11865Egypt

Marine micro.rganisms were co.sidered to.be impo.tant so.rces o. marine bio.ctive *** majo. o.jective o. the study was to.iso.ate and characterize bacteria with antimicro.ial activities fro. the vario.s marine enviro.ment o. *** this respect,thirty-five bacterial iso.ates were reco.ered fro. sediment samples co.lected fro. different spo.s alo.g the Egyptian Red Sea co.stline and Alexandria co.stline during the summer seaso. o. 2017 and *** to.the mo.pho.o.ical,physio.o.ical,and bio.hemical characteristics,the bacterial iso.ates were clustered into.13 gro.ps designated as A,B,…,***,14 Gram-negative and 21 Grampo.itive bacteria were *** iso.ated bacterial strains were screened fo. their po.entiality fo. antimicro.ial agent(s)pro.uctio. against ten indicato. *** Mo.3 was sho.ed high antimicro.ial activity against all empirical ***,the mo.t pro.ising marine bacterial iso.ate with co.e Mo.3 was identified as Bacillus zhangzho.ensis o.ER4 acco.ding to.the pheno.ypic characterizatio. thro.gh mo.pho.o.ical,physio.o.ical,and bio.hemical tests as well as geno.ypic characterizatio. thro.gh the 16 S rDNA *** bio.ctive co.po.ents were extracted with ethyl acetate,then analyzed using GC-MS and the substantial co.po.ent was reco.nized as pheno.,2,4-bis(1,1-dimethyl ethyl).

关键词： marine bacteria natural pro.uct Egyptian co.stline antimicro.ial Bacillus zhangzho.ensis GC-MS characterizatio.

Perfo.mance o. micro.aematuria and pro.einuria as measured by urine reagent strips in estimating intensity and prevalence o. Schisto.o.a haemato.ium infectio. in Nigeria

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Asian Pacific Jo.rnal o. Tro.ical Medicine 2011年第12期4卷 997-1000页

作者： Ho.mso. RS Kela SL suleiman MM Department o. Bio.o.ical Sciences Taraba State UniversityP.M.B 1167JalingoTaraba StateNigeria Bio.o.ical Sciences Pro.ramme Abubakar Tafawa Balewa UniversityP.M.B 0248 BauchiBauchi StateNigeria

o.jective:To.assess if micro.aematuria and pro.einuria as measured by reagent strips co.ld estimate intensity o. Schisto.o.a haemato.ium(***) infectio. in endemic areas and evaluate their screening perfo.mance amo.g children in Benue State,***:A lo.al o. 1124 urine samples were co.lected,screened fo. micro.aematuria and pro.einuria using reagent strips(Co.bi 9) and results were co.pared to.filtratio. technique,the go.d standard ***:A significant co.relatio. was o.served between micro.aematuria(rho. 0.66. Po.einuria(rho.= 0.71.Po. 95.7%and specificity o. 67.2%.while micro.aematuria had sensitivity o. 64.8%and specificity o. 89.6%.The pro.o.tio. o. false po.itive diagno.es was higher in pro.einuria(19.2%) than micro.iaematuria(6.0%).Co.clusio.:The findings suggest that use o. urine reagent strips co.ld po.entially estimate intensity *** infectio. and their perfo.mance to.screen urinary schisto.o.iasis agreed with previo.s o.servatio.s.

关键词： Micro.aematuria Pro.einuria False po.itive Benue Stale Nigeria