Masami HashimotoOurgroupmainlyfocusesonthedevelopmentofnewhumancomputerinterfacesthatsupportaseverelydisabledperson.Bywayofexample,wehavedevelopedabraincomputerinterfacebasedontheeventrelatedpotentials.Theeye-gazeinputsystemdetectsthedirectionofanuser’sgazeanditisappliedtothesoftwarekeyboardasaninput.Inthenearfuture,wewillbesurroundingbymoreandmorecomputers.Theexamplesarewearablecomputersandubiquitouscomputingsystems.Manykindsofhumancomputerinterfaceswillbesoughtafterandwearegoingtocontributetosuchasociety.Associate ProfessorHe is interested in human computer interaction, support technology for disabled person, biomedical engineering.Development of the User Friendly Computer InterfaceAhalfofourgraduatesenrollsinmaster'scourses.Andtheyarestudyingnewhumancomputerinterfacesthatareeasytouse.Eye-gaze input systemBlock diagram of brain computer interface systemAfter GraduationIn the FutureElectrical& Computer EngineeringResearch of Compound SemiconductorThin-film Solar Cells and EnvironmentallyFriendly MaterialsIamnowexploringanalternativematerialwithlowpollutionthatcanbeappliedtothethin-filmsolarcells.Andalsofocusingontheresearchofnewenergydeviceandfabricationprocess.◆Tocontributetotheglobalsocietybymeansofinnovatingrenewableenergydevices(RED)andenvironment-friendlymaterials(EFM).◆TopromotetheapplicationsofREDandEFMinvariousindustrialfieldsinordertoreducetheenvironmentalpollution.◆ToestablishgreenelectronicproductionprocessbasedonlowpollutiontechnologiesGraduatestudentswillgetchangestobecomeactivescientistsorengineersofthefuturebyexperiencingadvancedresearchesinthefieldofenvironmental-friendlyelectronicatourLab.ProfessorPhD (Engineering) Univ. of TokyoSpecial Research Fellow of the Japan Society for the Promotion of ScienceHead of the Research Center of Carbon ScienceResearch fields：・material research for photovoltaic applications・applications of oxide thin film・semiconductor hetero junction・applications of carbon materialsFundamentalstructureofathin-filmsolarcell.Thetotalthicknessofthecellisjustafewmicrometer.Right photo: We are developing a solar cell by utilizing environmentally harmonic materials and processes.Bottom electrodeTransparent conductive layerAbsorberBuffer layerTop electrodeSubstrateMicroscopic image of thin-film solar cell developed by our lab members. Yoshio HashimotoIn the FutureAfter GraduationElectrical& Computer Engineering
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