工学部_研究紹介_2020_英語版

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Electrical& Computer EngineeringIn the FutureAfter GraduationMakoto SoneharaTheelectricdevices,circuits,andsensorsusingthemagnetic/novelcompositematerialsforthemsupportingthenextgenerationsystemareresearchinganddevelopingintheAdvancedMagneticDevices(Sato-Sonehara)Laboratorycollaboratingwithvariouslabs.,academicinstitutions,andcompanies.Sonehara’sgroupisdeveloping(1)thehigh-frequencythinfilminductorandnoisefilterforthesupersmartsociety(Society5.0),(2)theregenerativebrakingsystemfornextgenerationaircraft,and(3)theopticalprobecurrentsensorfornextgenerationinfrastructure.Refertohttp://amdl.shinshu-u.ac.jpforthelatestinformationonourlaboratory.Ibelievethatiftheabovedevicesandsensorsarerealized,theywillsupportapartinhardwaretechnologyofthesupersmartsocietyandthenextgenerationaircraftindustry/infrastructure.Inaddition,anydevice/sensorleadstohighefficiencyofthesystem,contributingtoalow-carbonsocietyasitwillsavetheenergybythedevicelevel.ManyAMDLgraduatesworkinthevariouscompanies,andtheresearchinstitutes,etal.Theyhasnotonlyaskilloftheelectricalandelectronicengineeringbutalsoanideaoftheglobalenvironmentandthesavingenergy.AssociateprofessorGraduatedfromShinshuUniv.GraduateSchoolofEng.inMarch2007.Dr.(Eng.).Researchfieldsarehighfrequencydevices,circuits,sensors,etc.Development of Elec. Devices for Next Generation System-Society 5.0 and hardware technology for aircraft -ToshinoriTaishiThe Growth of Functional Single Crystals leads to the Future, Innovative Society!After GraduationIn the FutureElectrical& Computer EngineeringMaininterestofourlaboratoryisthegrowthandevaluationofsemiconductingandfunctionaloxidesinglecrystalssuchassilicon(Si),Siliconcarbide(SiC)andpotassiumniobate.Singlecrystalsareelectrically,optically,andmechanicallyhomogeneousmaterials.Forexample,SisinglecrystalsarewidelyusedforLSIdevicesorsolarcells.WeareoneoftheleadinggroupsinthefieldofbulkcrystalgrowthinJapan.Weareconductingvariouscooperativeresearchesrelatedto“greenmaterials”withEmeritusProfessorKeigoHoshikawa..Several typical single crystals, such as silicon and sapphire, grown in our laboratory or cooperative companies.Wearecurrentlyworkingonthegrowthofvarioussinglecrystalscalled“greenmaterials”thatcontributetoenvironmentalpreservation.Sapphire,oneofthekeymaterialsforourlaboratoryisusedasasubstrateforGaN-basedLEDdevices.Thuswestudythegrowthoflarge-scaleandhighqualitysapphirecrystalsbyverticalBridgmantechnique,whichisoneofthetypicalmeltgrowthmethods.Operators are observing the inside of the Czochralski growth furnace. Inset: A silicon germanium single crystal grown from the melt. Studentsinourlaboratoryacquiremanyskillsandtechniquesrelatedtothecrystalgrowthandtheylearnhowtoapplythem.Aftergraduation,wehopethatourskillfulstudentsactivelyworkinvariouscompaniesoracademicinstitutions.Associate ProfessorMain research fields are bulk crystal growth and evaluation of crystalline defects. He was born in Nagano.28