無機物質化学研究室
■専門分野
無機材料科学
■研究の内容
■研究室分野キーワード
■関連業種
非酸化物セラミックスの新規作製プロセスの探索とセラミックスの基礎科学について研究を進めています．具体的には、窒化ガリウムの単結晶および微粒子を酸化ガリウムから効率よく作製する手法を研究しています．
材料・化学
セラミックス製品製造業
電子部品・デバイス・電子回路製造業
化学工業
電子部品・デバイス・電子回路製造業
化学工業
■教員研究テーマ
①窒化物結晶の作製②窒化物セラミック複合体の作製③イオン伝導体における伝導機構の解明
■相談可能な分野
■保有機器
■研究室のスタンス
非酸化物セラミックスの製造法
窒化反応
高温酸化
セラミックスの微細構造観察
セラミックスのTEM試料作製
窒化反応
高温酸化
セラミックスの微細構造観察
セラミックスのTEM試料作製
アンモニア雰囲気加熱炉
管状炉
アンモニア雰囲気熱天秤
TEM試料作製装置（イオンシニング）
管状炉
アンモニア雰囲気熱天秤
TEM試料作製装置（イオンシニング）
■主な論文
- O-17 NMR study of defects in LnO1.5-CeO2 (Ln=La and Nd )（2013/01 Chemistry letters）
- Fabrication of ZnO Nanorods by Atmospheric Pressure Solid Source CVD Using Ethanol-Assisted Low Temperature Vaporization（2012/12 Bulletin of the Chemical Society of Japan）
- Oxygen-17 nuclear magnetic resonance measurements on apatite-type lanthanumsilicate (La9.33(SiO4)6O2)（2012/11 Solid State Ionics）
- Fabrication of Si3N4-based composite containing needle-like TiN synthesized using NH3 nitridation of TiO2 nanofiber（2012/06 Journal of the European Ceramic Society）
- Crystallization and Magnetic Property of Iron Oxide Nanoparticles（2011/11 Journal of the European Ceramic Society）
- Formation of needle-like titanium oxynitride particles through nitridation of hydrated titanates（2011/08 Ceramics Internatinal）
- Defects in scandium doped barium zirconate studied by Sc-45NMR（2011/06 Solid State Ionics）
- High field O-17 NMR study of defects in doped zirconia and ceria（2011/06 Solid State Ionics）
- Improvement of high-temperature oxidation resistance to water vapor by alumina coating on beta-sialon ceramic（2010/09 Transactions of the Materials Research Society of Japan）
- Electrical conductivities of sodium rare earth borate glasses（2010/07 Ceramics International）
- Thermogravimetric analysis and microstructural observations on the formation of GaN from the reaction between Ga2O3 and NH3（2010/06 Journal of Crystal Growth）
- Water vapor-controlled thermal plasma chemical vapor deposition of double-layered TiN/PSZ coatings on Si and WC-Co substrates（2010/05 Materials Science and Engineering: B）
- Liquid-phase oxidation joining of Yttria-Stabilized Zirconia via Al/Fe-Cr alloy interlayers（2010/01 ECS Transactions）
- Ammonia-treated Titania as an Anode Material of Lithium-ion Battery with High-rate Capability（2009/01 ECS Transactions）
- in-situ synthesis and mechanical properties of TiN-Si2N2O-Si3N4 composites（2009/01 Key Engineering Materials）
- Deposition and wear resistance of composite TiBC-SiC coatings on Si wafer by thermal plasma CVD（2009/01 Journal of the Ceramic Society of Japan）
- Coating and spark plasma sintering of nano-sized TiN on alumina particles of different size, shape and structure（2009/01 Journal of the Ceramic Society of Japan）
- Liquid-Phase Joining of Oxide Ion Conducting Ceramics via Al/Heat Resistant Alloy/Al Multilayer Interlayers（2009/01 Journal of the Ceramic Society of Japan）
- High Temperature Oxidation of SiC Powder in Oxidizing Atmosphere Containing Water Vapor（2009/01 Key Engineering Materials）
- Preparation and corrosion of mullite thin film on β-sialon ceramics（2009/01 Key Engineering Materials）
- Effect of Ambient Gas and Temperature on Crystallization of Boron Nitride Spheres Prepared by Vapor Phase Pyrolysis of Ammonia Borane（2009/01 Journal of the American Ceramic Society）
- Resistance to Active Oxidation of Sol-Gel HfO2 Coated SiC Polycrystal（2009/01 ECS Transactions）
- Bonding and Thermal Fracture of Silicon Nitride / Stainless Steel (SUS 316)（2008/09 Transactions of the Materials Research Society of Japan）
- Effects of glass composites on crystalization and dieletric properties of BST glass-ceramics（2008/01 Journal of Materials Science: Materials Electronics）
- SIMS Study of SiC Single Crystal Oxidized in Atmosphere Containing Isotopic Water Vapor,（2008/01 Journal of the Ceramic Society of Japan）
- Coatings and microstructures of monolithic TiB2 films and double layer and composite TiCN/TiB2 films from alkoxide solutions by thermal plasma CVD（2008/01 Thin Solid Films）
- Electrical properties of (Na2O)35.7(RE2O3)7.2(GeO2)57.1 (RE = Sm, Gd, Dy, Y, Ho, Er and Yb) glasses（2008/01 Materials Chemistry and Physics）
- Highly Ordered Boron Nitride Nanotube Arrays with Controllable Texture from Ammonia Borane by Template-Aided Vapor-Phase Pyrolysis（2008/01 Journal of Nanomaterials）
- Synthesis and dielectric-magnetic properties of rare-earth (La, Nd, Sm)-modified Bi4Ti3O12（2008/01 Japanese Journal of Applied Physics）
- Studies on the characterization of sulfer and coloration in borosilicate glasses（2008/01 Journal of Ceramic Processing Research）
- Synthesis of boron carbide microcrystals from saccharides and boric acid（2007/01 Tanso）
- Grain Growth of LaCCoO3 Film dispersed with a second phase prepared by a sol-gel technique（2007/01 Transactions of the Materials Research Society of Japan）
- Preparation and Wear Resistance of TiBC, TiBN, SiNx, Single layer Film and TiBC-SiNx and TiBN-SiNx Double Layer Film by Thermal Plasma CVD（2007/01 J. Jpn. Soc. Powder Powder Metallurgy）
- Reaction sintering and mechanical properties of Si3N4-Si2N2O-MN (M=B, Ti) composites densified by hot-pressing（2007/01 Transactions of the Materials Research Society of Japan）
- Electrical properties of (Na2O)35.7(RE2O3)7.2(SiO2)57.1 (RE = Y, Sm, Gd, Dy, Ho, Er and Yb) glasses and ceramics（2006/01 Journal of the European Ceramic Society）
- Synthesis of Ti?Al?Si?N nanocomposite films using liquid injection（2006/01 Acta Materialia）
- Oxidation of HIPed TiC Ceramics in Dry O2, Wet O2, and H2O Atmospheres（2006/01 Journal of the American Ceramic Society）
- Mechanical and field emission properties of CGed Si(C,N) films synthesized by PECVD from HMDS precursor（2006/01 Diamond and Related Materials）
- Formation and Characterization of carbon micro-spheres doped with boron and nitrogen（2005/01 Tanso）
- Cation Substitution for BaTiO3 Phase in Low-Fired Glass-Ceramics for Tunable Microwave Applications（2005/01 Japanese Journal of Applied Physics）
- High temperature oxidation of sintered TiC in an H2O-Containing atmosphere（2004/08 Solid State Ionics）
- Thermal Oxidation of Sintered beta-Sialon (z=3) Ceramics in Atmospheres With Water Vapor（2004/01 Key Engineering Materials）
- TEM observation of oxide scale formed on TiC single crystal with different faces（2003/06 Solid State Ionics）
- Synthesis of Si2N2O ceramics from desert sand（2003/01 Ceramic Transactions）
- Corrosion of HIPed b-Si6-zAlzOzN8-z (z=0, 1, 2, 3) ceramics by NaCl vapor（2003/01 Journal of the European Ceramic Society）
- Dry and wet oxidation of Y-a-sialon powder at 1000?-1300?C（2003/01 Key Engineering Materials）
- Microstructure and properties of various fluorine-containing SiAlON ceramics synthesized by HIPing（2001/01 Journal of the European Ceramic Society）
- Kinetic and MAS NMR studies of wet oxidation of Beta-Sialon powders（2000/02 Journal of The Electrochemical Society）
- Kinetic and MAS NMR studies of dry oxidation of Beta-Sialon powders（2000/02 Journal of The Electrochemical Society）
- Conformational studies by 1H-NMR in a nematic solvent: methyl isonicotinate, methyl nicotinate and methyl picolinate（1999/02 Journal of Molecular Structure）
- Mechanism of Formation of Silicon Carbide from Phenol Resin-Tetraethyl Orthosilicate Hybrids with the Addition of Triethyl Borate（1999/01 Tanso）
- Structural Determination of Methyl Nicotinate and Methyl Picolinate by Gas Electron Diffraction with ab Initio Calculations（1998/01 Journal of Physical Chemistry A）
- Kinetics and Mechanism of Thermal oxidation of Sialon ceramic powders（1998/01 Thermochimica Acta）
- Early-Stage Thermal Oxidation of Carbothermal b-sialon Powder（1998/01 Journal of the American Ceramic Society）
- Structural study of methyl isonicotinate by gas phase electron diffraction combined with ab initio calculations（1996/02 Journal of Molecular Structure）
- Effect of alkali Metal Oxide on 17O NMR parameters and Si-O-Si angles of Alkali Metal Silicate Glasses（1996/01 Journal of Physical Chemishtry）
- Structure of sodium silicon oxynitride glasses（1993/01 Ceramic Transactions）
- 29Si MAS NMR of Na-Si-O-N Oxynitride Glasses（1992/01 Journal of the Ceramic Society of Japan）
