200 ?m200 ?mProfessorMORIShogoProfessorMoritookhiscurrentpositionin2018afterworkingatNokiaJapanandasanassistantprofessorandthenanassociateprofessorintheFacultyofTextileScienceatShinshuUniversity.Hisareasofresearchincludedye-sensitizedandorganicfilmsolarcellsandsemiconductorsurfaceelectrontransfer.ProfessorWATANABEMasashiProfessoriscurrentlyinterestedinsurfacepropertiesofpolymersandarrangementofsmallobjects,suchascrystallineneedles.TechnologyandandWatanabeStudiessurfacetopographiesareprogressingcontinuously.Forexample,Iamattemptingtoconstructregulararraysofcrystallineneedlesusingsurfacewrinklesonsiliconerubber.Consideringseveralinterestingdomains,Ibelievethatgraduatefreely,studentswillirrespectiveresearchdomain.ofofjobs33Fig. 1. Scanning electron microscopy image of wrinkles with a stripe pattern.Fig. 2. Light microscope image of wrinkles with an interdigitated array pattern.A selection of pigment solution and dye-sensitized solar cells made from them. These solutions make it possible to design effective solar cells.It is possible to make solar cells without complex equipment.Outlook for researchDye-sensitizedsolarcellsandorganic-filmsolarcellsareexpectedtoserveaslow-cost,next-generationsolarcell.Further,byexplainingthemechanismofelectrontransfer,Ibelieveitwillbepossibletodesignhigh-performancedevicesusinglow-costmaterials.Outlook for students after graduationGraduates are employed by material, device, and electrical manufacturers.Outlook for researchonapplicationsOutlook for students after graduationavailabilitythechoosetheirgraduatetheirofIamengagedindevelopingtechnologytocreateregularsurfacetopographyusingsimplemethods.Forexample,treatingthesurfaceofasiliconerubbersheetwithamixtureofconc.H2SO4andconc.HNO3createsregularwrinklesonit(Fig.1).Asanotherexample,thingoldfilmsspontaneouslywrinkletoformaninterdigitatedarraypatternusingsputteringmethodsofthinfilmformationonasiliconerubbersurface(Fig.2).Manyuniversitiesandcompaniesthroughouttheworldarepursuingresearchanddevelopmentprogramswiththegoalofincreasingtheefficiencyofsolarcellsthatcanbecreatedbycoatingsurfaceswithamixtureoftitaniumoxide(usedinsunblockcreams),iodine(usedasadisinfectant),andpigments(suchasfromblueberries).Iamworkingtodevelophighlyefficientsolarcellsandexplainthemechanismofelectrontransfer.Chemistry and MaterialsChemistry and MaterialsDepartment ofDepartment ofMixing familiar materials to make coatingsfor high-efficiency solar cellsDevelopmentofsimplemethodsforcreatingregularsurfacetopography
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