工学部_研究紹介_2020_英語版

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Cao XiInJapannotonlypopulationbutalsobridgeshavebeenproceedingrapidlyaging.InNaganoPrefecture,about54%bridgeswillbeorovertheageof50andbeagingbridgesin2022.Themaintenanceandrehabilitationofbridgearebecomingmoreandmoreimportant.InCaoLab,wearedoingresearchesintobridgedeteriorationmechanism,inspectionanddiagnostictechnology,bridgemaintenanceandmanagementtechnologyandsoontoaimatprolongingtheservicelifeofbridge.InCaolab,throughtheresearchforgraduationthesisandbasedontheengineeringknowledge,studentscouldenhancetheirabilityofacademicobservationandtosolveengineeringproblems.Theirspiritofcooperationandinternationalsensewillbedeveloped.Inthefuture,ascapableengineersorresearchersthegraduateswillworkandflourishincivilengineeringandotherfieldsnotonlyinJapanbutalsoovertheworld.Assistant ProfessorGraduated from XibeiPolytechnic Univ.,studied as a visiting scholar at national expenses in Osaka Pref. Univ. etc. Dr. Engineering. Research areas are structural mechanics etc.Study on Bridge Deteriorationto Prolong Bridge Service LifeSomegraduatesworkasnationalorlocalgovernmentofficialsincivilandconstructionfield.Someofthemareworkersforconsultantcompany.SomegraduatesworkforJapanRailwayscorp.,nuclearpowerplants,etc.Afewstudentshavechosentobecomewesternfoodrestaurantcooks.SomestudentsfromCaoLabareinspectingandinvestigatingaconcretebridgeinservice.During the post-war high economic growth period in Japan, many bridges were built. Nowtheyhave been proceeding rapidly aging.30% 13% 10% 9%9% 3% 1%4% 6% 1% 12%2% 56%44% ,,1955～19591960年代1970～19721920年以前1920年代1930年代1940年代1950～19541972～19791980年代1990年代2000年代不明After GraduationIn the FutureWaterEnvironment & Civil EngineeringMuramatsulaboratorycollaborateswithProf.Hayashiinthedivisionofelectricalandelectronicengineering.Ourresearchtopicissynthesis,characterization,andapplicationsofcarbonmaterials.Carbonmaterials,especially,fullerene,carbonnantoube,graphenehaveknowntopossessexoticchemicalandphysicalpropertiesdependedontheiratomicstructures.Itsapplicationsforlithium-ionbatteries,super-capacitors,andnano-compositesarealsooursubjects.Simulated and transmission electron micrsoscopy image of double walled carbon nanotubes.Synthesis, Characterization, and Applications of Carbon MaterialsGraphene aggregates prepared from rice husk-based materials Graphene aggregates including highly crystalline nanosized graphene can be obtained from the agricultural wastes.Muramatsulaboratoryencouragesstudentstoachievefollowingabilities:(a)makeanddesignstrategyofresearch,(b)improvecommunicationability,(c)findandsolvesolutions.Webelievethesetrainingsareveryimportantandusefulnotonlyforresearchersbutalsoengineers.2 nmAssociate ProfessorMy research topic is synthesis, characteration, and applications of carbon materials for electronical, energy, and mechanical applicationsCarbonnano-materialshaveknownasinnovativematerials,andtheserelated-studieshaveattractedmuchattentiontomanyresearchersandengineersintheworld.Wepromotetheresearchofsynthesis,characterization,andapplicationsofthenano-carbons.Webelievetheknowledge,technology,andattitudestudentsstudyinourlaboratoryareveryusefulforfutureworkinresearchinstitutesorcompanies.Hiroyuki MuramatsuIn the FutureAfter GraduationWaterEnvironment & Civil Engineering47