Engineering-Research-Activity2016｜SHINSHU UNIV.

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Creating Inorganic Materials: Ceramic materials chemistryYamaguchiLabVariousceramic,inorganicmaterialsareusedaroundus.TheYamaguchiLaboratoryisconductingresearchonthesynthesisandapplicationofvariousinorganicmaterialsincludingmicaandalumina.Atpresent,weareundertakingresearchonthesynthesisofnovelmicacrystalsandthecompositeshavingmicroporesintheinterlayerregionofmicacrystals.Wearealsoworkingontheprocessofaluminaceramicsusinganewsol-gelmethodwithaninorganicsaltsolution.Micasandaluminashavebeenstudiedandusedformanyyears,butresearcherstodayarefindingmethodsofsynthesizingmaterialswithnewcompositionsandalsofindingnewphenomena.Inourlaboratory,studentsintheirsenioryearandgraduatestudentsareconductingtheexperimentsfortheirindividualresearchthemes.TomohiroYamaguchiAssociateProfessorFields of research: Ceramics, Inorganic Materials Chemistry, Clay Science, etc.Swellablemica crystals having a hexagonal plate-like morphology synthesized by using NaClas a flux.Alumina gels containing a small amount of organic additive lead to the formation of fine alpha-alumina particles at lower temperatures.Manygraduatesfromourlaboratoryareworkingincompaniesrelatedtoceramicsandglassaswellasvariouschemicalmaterials.Theyarealsoactiveinvariousotherfields.Chemistry& MaterialEngineeringIn the FutureAfter GraduationNanometer-sizedmaterialsandtheirorganizationonsubstratearestronglyrequiredforrecentdevicefabricationbecauseofthedeviceminiaturization.Furthermore,theimprovementofdeviceperformanceisrequiredfortheconvenienceofourdailylife.TheSakai’sresearchgroupattemptstodevelop“high-puritynano-materials”becausetheyareexpectedtoexhibithigherperformance.Sakai LabSakai’sresearchaimstodevelopthemethodologiesforfabricationofthenanometer-andmicrometer-sizedmaterials(e.g.,metalnanoparticles,mesoporousmaterialsandemulsions)andorganizationofnano-materialsintomulti-dimensional(1D,2Dand3D)structuresinsolutionsand/oratinterfacesinanefficientmannerwithrespecttocost,energyandenvironment.Inparticular,amphiphiliccharacters(dualnatures)ofmoleculesorpolymersareessentialelementsfordesigningthemethodologies.ToshioSakaiAssociate ProfessorGenesis Research Institute, Inc., The State University of New York, Tokyo University of Science and ShinshuUniversity.Colloid and Interface Science.Ultrasonicators and homogenizers are used for emulsification, dispersion and chemical reaction.Colloid and Interface Sciencefor Beauty and HealthOptical micrograph of oil-in-water (O/W) emulsion..Emulsions are used in various fields such as cosmetic, food and medical field.Technologicalprocessessuchaspapermaking,potterymakingandthefabricationofsoaps,cosmeticsandmedicinesinvolvemanipulationofcolloidalsystems.Colloidandinterfacescienceprovidesvariousopportunitiesintheindustriessuchascatalyst,electronics,toiletryandmedicalfields.O/WChemistry& MaterialEngineeringIn the FutureAfter Graduation44

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