工学部_研究紹介_2020_英語版

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Kenji TakeuchiInourlaboratory,wearestudyingthenanocarbons(carbonmaterialswithinnovativefunctionsbyprecisestructurecontrolinnanometerlevel)representedbythecarbonnanotubewhichisregardedasthe21stcenturymaterial.Byprecisestructurecontrolofthenanocarbon,wehaveappliedtohigh-functionalnanocomposite,ultralightweightwire,high-performancelithiumionbatteryandelectricdoublelayercapacitor,nextgenerationfuelcellandhigh-performancemembrane.Carbonisan‘‘oldbutnew’’material.Ithasbeenattractingattentionasanadvancedmaterial..Nanocarboncanbeappliedtovariousfieldsbyprecisestructurecontrolinatomicandmolecularlevel.Lithiumionbatterythatisusedincellphones,notebookcomputersandelectricvehicleshaveahighperformance,butcapacityisnotstillenough.However,itispredictedthatlithiumionbatteryshowhighcapacityofmorethanthecurrent10timesbythenovelnanocarboninthenearfuture.Currently,watershortageisabigproblemallovertheworld.Thecurrentreverseosmosismembranehaveahighperformancebutchemicalresistanceanddurabilityarenotenough,thereforepracticaluseisnotprogressing.So,wewillactivelypromotetheinnovativewaterseparationmembranewithrobustbyusingnanocarbons.Associate ProfessorGraduated ShinshuUniversity,Main research field insynthesis of nanocarbonsand their applications. Structural models of nanocarbonfamily (left side) and high resolution electron microscope images of double-walled carbon nanotubes.Challenge to Environmental Issues using Nanocarbonsof 21st Century MaterialIn the FutureStructural model of robust and high performance membrane using structure controlled nanocarbons.Masashi ToyotaTherearevariouskindsofenvironmentalproblemsrelatedtowaterandflooddisastersallovertheworld.ThemembersofToyotaLab.aredevelopingcountermeasuresforthelakesandriversinNaganoPrefectureagainstsuchproblems.Weusefieldmeasurements,computersimulations,andmapinterpretationsetc.of“themovementofwater”inourresearch.Ourresultswillproduceusefuldataforthefutureadministrativeplansforthelakesandrivers.“Weareguestsonearth.”OneoftherealjoysinCivilEngineeringistoinvestigatethenaturalphenomenaandthinkofwaystolivewithandgetalongwithnature.Itisnecessarytothinkofwaystocoexistwithnature,sowedosobyincorporatingtheresultsfromtheresearchesinotherfieldssuchasbiologyandgeologyintoourresearch.AssociateProfessorCompleted master course of graduate school in Kyoto University. Current subject is water current and quality in lakes and rivers.Field measurement on the water current and quality in Lake SuwaMembers work by dividing up the duty on the boat. Consider the Water Currentand Quality in Lakes and RiversFlood hazard map from the viewpoint of topography characteristics in Nagano city. (Red and yellow zones are hazard areas.)Moststudentsareworkingaspublic(government)officials.Somestudentsgotthejobswithconstructioncompaniesandconsultants.OnestudentworksasanITengineer.After GraduationIn the FutureWaterEnvironment & Civil EngineeringWaterEnvironment & Civil Engineering45