Kei Inumaru

Last Updated :2021/05/11

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Professor
Web Site
Other Contact Details
1-4-1,Kagamiyama,Higashi-Hiroshima, 739-8527 Hiroshima, Japan, Japan
TEL : (+81)81-82-424-7 FAX : (+81)81-82-424-5

Basic Information

Major Professional Backgrounds

  • 1998/04/01, 2010/03/31, Hiroshima University, Faculty of Engineering / Graduate School of Engineering, Associate Professor
  • 2000/09/01, 2001/06/28, Princeton University, Visiting fellow
  • 2010/04/01, 2020/03/31, Hiroshima University, Graduate School of Engineering, Professor
  • 1994/04/01, 1998/03/31, The University of Tokyo, Research associate
  • 1992/04/01, 1994/03/31, Mitsubishi Chemical, researcher

Educational Backgrounds

  • The University of Tokyo, Faculty of Engineering, Industrial Chemistry, Japan, 1983/04, 1987/03
  • The University of Tokyo, Graduate School of Engineering, Synthetic Chemistry, Japan, 1987/04, 1992/03

Academic Degrees

  • Ph. D (Engineering), The University of Tokyo

In Charge of Primary Major Programs

  • Applied Chemistry

Research Fields

  • Chemistry;Materials chemistry;Inorganic industrial materials
  • Engineering;Process / Chemical engineering;Catalyst / Resource chemical process
  • Engineering;Material engineering;Inorganic materials / Physical properties

Research Keywords

  • nano-materials
  • composite materials
  • porous materials
  • catalysis, photocatalysis
  • molecular recognition
  • thin films
  • superconductivity
  • MBE
  • nitrides
  • borides

Affiliated Academic Societies

  • Chemical Society of Japan
  • Ceramic Society of Japan
  • Catalysis Society of Japan
  • The Japan Society of Applied Physics
  • The Japan Society on Adsorption, 2019/06
  • The American Chemical Society

Educational Activity

Course in Charge

  1. 2021, Undergraduate Education, 2Term, Introduction to Fundamental Industry
  2. 2021, Undergraduate Education, Second Semester, Chemical Experiments II
  3. 2021, Undergraduate Education, 2Term, Inorganic Chemistry
  4. 2021, Undergraduate Education, 1Term, Solid State Chemistry
  5. 2021, Undergraduate Education, 4Term, Applied Inorganic Chemistry
  6. 2021, Graduate Education (Master's Program) , 3Term, Special Exercises on Applied Chemistry B
  7. 2021, Graduate Education (Master's Program) , 3Term, Special Exercises on Applied Chemistry B
  8. 2021, Graduate Education (Master's Program) , 1Term, Special Exercises on Applied Chemistry A
  9. 2021, Graduate Education (Master's Program) , 1Term, Special Exercises on Applied Chemistry A
  10. 2021, Graduate Education (Master's Program) , 2Term, Special Exercises on Applied Chemistry A
  11. 2021, Graduate Education (Master's Program) , 2Term, Special Exercises on Applied Chemistry A
  12. 2021, Graduate Education (Master's Program) , 4Term, Special Exercises on Applied Chemistry B
  13. 2021, Graduate Education (Master's Program) , 4Term, Special Exercises on Applied Chemistry B
  14. 2021, Graduate Education (Master's Program) , Academic Year, Special Study on Applied Chemistry
  15. 2021, Graduate Education (Master's Program) , Academic Year, Special Study on Applied Chemistry
  16. 2021, Graduate Education (Master's Program) , 4Term, Advanced Inorganic Materials Chemistry
  17. 2021, Graduate Education (Doctoral Program) , Academic Year, Special Study on Applied Chemistry

Research Activities

Academic Papers

  1. Elementary Surface Reactions in the Preparation of Vanadium Oxide Overlayers on Silica by Chemical Vapor Deposition, J. Phys. Chem., 95(12), 4826-4832, 19910601
  2. EXAFS Analysis of Vanadium Oxide Thin Overlayers on Silica Prepared by Cheimical Vapour Deposition, J. Chem. Soc. Faraday Trans., 88(4), 625-630, 19920601
  3. Active Crystal Face of Vanadyl Pyrophosphate for Catalytic Oxidation of n-Butane, Catalytic Selective Oxidation (ACS Symposium Series 523), 523, 156-167, 19920601
  4. Effect of Additives and Particle Size on the Sensitiviy of SnO2-based Sensors for Offensive-odor Components, Sensors and Actuater B, 13-14, 355-357, 19930601
  5. Porous Aggregates of Unidirectionally Oriented (NH4)3PW12O40 Microcrystallites: Epitaxial Self-Assembly, Chem. Lett., 559-560, 19960701
  6. Structure and catalysis of vanadium oxide overlayers on oxide supports, Appl. Catal. A: General, 149(1), 133-149, 19970101
  7. ★, Structure of Porous Aggregates of Ammonium Salt of Dodecatungstophosphoric Acid, (NH4)3PW12O40: Unidirectionally Oriented Self-Assembly of Nanocrystallites, J. Phys. Chem. B, 101(48), 9958-9963, 19971101
  8. Catalysis by heteropoly compounds Part 39 The Structure and Redox Behavior of Vanadium Species in Molybdovanadophosphoricacid Catalyst during Partial Oxidation of Isobutane, J. Chem. Soc. Faraday Trans., 94(12), 1765-1770, 19980601
  9. The First Direct Detection of Rapid Migration of Acidic Protons between Heteropolyanions in H3PW12O40 ・ n H2O (n < 6) by 31P NMR, Chem. Lett., 643-644, 19980701
  10. Inhomogeneous Interaction between Methanol Molecules and Bronsted Acid Sites of H-ZSM-5 Directly Detected by 2D CPMAS 13C NMR Spectroscopy, Chem. Commun., 1489-1490, 19980701
  11. ★, Molecular selective adsorption of nonylphenol in aqueous solution by organo-functionalized mesoporous silica, CHEMICAL COMMUNICATIONS, 903-904, 2000
  12. ★, Pulsed Laser Deposition of Epitaxial Titanium Nitride on MgO(001) Monitored by RHEED Oscillation, Appl. Surface Sci., 158, 375-377, 20000401
  13. Effects of organic vapour adsorption on the photoelectron emission from Au thin films in atmospheric air, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 2(16), 3681-3685, 2000
  14. States and Dynamic Behavior of Protons and Water Molecules in H3PW12O40 Pseudoliquid Phase Analyzed by Solid State MAS NMR, J. Phys. Chem. B, 104(34), 8108-8115, 20000901
  15. Strongly linked current flow in polycrystalline forms of the superconductor MgB2, Nature, 410(6825), 186-189, 20010301
  16. Loss of superconductivity with the addition of Al to MgB2 and a structural transition in Mg1-x AlxB2, Nature, 410(6826), 343-345, 20010301
  17. Superconductivity in the non-oxide perovskite MgCNi3, Nature, 411(6833), 54-56, 20010601
  18. High critical current density and enhanced irreversibility field in superconducting MgB2 thin films, Nature, 411(6837), 558-560, 20010501
  19. The substitutional chemistry of MgB2 (Review), PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS, 385(1-2), 8-15, 20030301
  20. Organic-inorganic cooperative molecular recognition in nanostructure of alkyl-grafted MCM-41, CHEMISTRY LETTERS, 32(12), 1110-1111, 20031205
  21. ★, Synthesis and high metallic conductivity of layer-structured Sr2N thin film deposited onto MgO(001) substrate, JOURNAL OF ALLOYS AND COMPOUNDS, 372(1-2), L1-L3, 20040609
  22. Layer-by-layer deposition of epitaxial TiN-CrN multilayers on MgO(001) by pulsed laser ablation, APPLIED SURFACE SCIENCE, 235(4), 460-464, 20040831
  23. ★, Molecular selective adsorption of dilute alkylphenols and alkylanilines from water by alkyl-grafted MCM-41: tunability of the cooperative organic-inorganic function in the nanostructure, PHYSICAL CHEMISTRY CHEMICAL PHYSICS, 6(12), 3133-3139, 20040621
  24. Enhanced photocatalytic decomposition of 4-nonylphenol by surface-organografted TiO2: a combination of molecular selective adsorption and photocatalysis, APPLIED CATALYSIS B-ENVIRONMENTAL, 52(4), 275-280, 20041008
  25. Enhanced photocatalytic decomposition of nonylphenol polyethoxylate by alkyl-grafted TiO2-MCM-41 organic-inorganic nanostructure, MICROPOROUS AND MESOPOROUS MATERIALS, 76(1-3), 123-130, 20041201
  26. ★, Direct nanocomposite of crystalline TiO2 particles and mesoporous silica as a molecular selective and highly active photocatalyst, CHEMICAL COMMUNICATIONS, 2131-2133, 2005
  27. Synthesis and characterization of superconducting beta-Mo2N crystalline phase on a Si substrate: An application of pulsed laser deposition to nitride chemistry, CHEMISTRY OF MATERIALS, 17(24), 5935-5940, 20051129
  28. Structural distortion and suppression of superconductivity in stoichiometric B1-MoN epitaxial thin films, PHYSICAL REVIEW B, 73(5), 200602
  29. ★, Organic-inorganic cooperative nanocatalysts based on mesoporous materials, Studies in Surface Science and Catalysis (Science and Technology in Catalysis 2006; Proceedings of The Fifth Tokyo Conference on Advanced Catalytic Science and Technology (TOCAT5)), 172, 345-348, 2007
  30. ★, "Sponge Crystal": a novel class of microporous single crystals formed by self-assembly of polyoxometalate (NH4)(3)PW12O40 nanocrystallites (Account), CATALYSIS SURVEYS FROM ASIA, 10(3-4), 151-160, 200612
  31. ★, Controlling the structural transition at the Neel point of CrN epitaxial thin films using epitaxial growth, PHYSICAL REVIEW B, 75(5), 200702
  32. ★, Water-tolerant, highly active solid acid catalysts composed of the Keggin-type polyoxometalate H3PW12O40 immobilized in hydrophobic nanospaces of organomodified mesoporous silica, ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 46(40), 7625-7628, 2007
  33. ★, Ferromagnetic CrxTi1-xN solid solution nitride thin films grown by pulsed laser deposition and their magnetoresistance, APPLIED PHYSICS LETTERS, 91(15), 20071008
  34. Reversible emergence of a self-assembled layered structure from three-dimensional isotropic ionic crystal of a cluster compound (4-HNC(5)H(4)OH)(2)Mo(6)Cl(14) driven by absorption of water and alcohols, JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 130(31), 10038-+, 20080806
  35. ★, High-pressure synthesis of superconducting molybdenum nitride delta-MoN by in situ nitridation, CHEMISTRY OF MATERIALS, 20(14), 4756-4761, 20080722
  36. Photocatalytic decomposition of 2-propanol in air by mechanical mixtures of TiO2 crystalline particles and silicalite adsorbent: The complete conversion of organic molecules strongly adsorbed within zeolitic channels, MICROPOROUS AND MESOPOROUS MATERIALS, 117(1-2), 350-355, 20090101
  37. ★, Partial suppression of structural distortion in epitaxially grown BaBiO(3) thin films, PHYSICAL REVIEW B, 78(13), 200810
  38. High pressure synthesis of ammonium tungsten bronze superconducting phases from a molecular solid acid H3PW12O40 center dot nH(2)O (n similar to 28) in BN crucibles, JOURNAL OF ALLOYS AND COMPOUNDS, 470(1-2), 557-560, 20090220
  39. Interstitial binary nitride ReNx phases prepared by pulsed laser deposition: Structure and superconductivity dependence on nitrogen stoichiometry, JOURNAL OF ALLOYS AND COMPOUNDS, 486(1-2), 621-627, 20091103
  40. Does Water Liquid Phase Intrude into Hydrophobic Nanospaces of Alkyl-grafted Mesoporous Silica Immersed in Water? Detection by (13C) CP-MAS NMR, CHEMISTRY LETTERS, 39(11), 1215-1217, 20101105
  41. Molybdenum Cluster Halide Compound Mo6Cl12 (OH2)(2) with Six-Handed Linkage Hydrogen Bonding, BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 84(4), 379-385, 20110415
  42. ★, Nanocomposites of crystalline TiO2 particles and mesoporous silica: molecular selective photocatalysis tuned by controlling pore size and structure, JOURNAL OF MATERIALS CHEMISTRY, 21(32), 12117-12125, 2011
  43. High-Pressure Synthesis and Superconductivity of a New Binary Lanthanum Germanide LaGe3 with Triangular Ge-3 Cluster Units, INORGANIC CHEMISTRY, 50(9), 3901-3906, 20110502
  44. High-Pressure Synthesis and Superconductivity of a New Binary Barium Germanide BaGe3, INORGANIC CHEMISTRY, 50(13), 6372-6377, 20110704
  45. Thin film growth of boron nitride on alpha-Al2O3 (001) substrates by reactive sputtering, MATERIALS RESEARCH BULLETIN, 46(12), 2230-2234, 201112
  46. Preparation of Pd particles coated with mesoporous silica layers, JOURNAL OF POROUS MATERIALS, 18(4), 455-463, 201108
  47. Preparation of hollow titania and strontium titanate spheres using sol-gel derived silica gel particles as templates, JOURNAL OF SOL-GEL SCIENCE AND TECHNOLOGY, 63(3), 366-372, 201209
  48. Structure and Chemical Bonding of Binary Ytterbium Germanides, Yb3Ge5 and YbGe3, Prepared by High-Pressure and High-Temperature Reactions, JOURNAL OF PHYSICAL CHEMISTRY C, 116(3), 2153-2158, 20120126
  49. Preparation of calcium-doped boron nitride by pulsed laser deposition, MATERIALS RESEARCH BULLETIN, 47(8), 2062-2066, 201208
  50. Efficient and Selective Photocatalytic Cyclohexane Oxidation on a Layered Titanate Modified with Iron Oxide under Sunlight and CO2 Atmosphere, ACS CATALYSIS, 2(9), 1910-1915, 201209
  51. Preparation and superconductivity of intercalation compounds of TiNCl with aliphatic amines, JOURNAL OF MATERIALS CHEMISTRY, 22(21), 10752-10762, 2012
  52. Preparation of Hollow TiO2 Spheres of the Desired Polymorphs by Layer-by-Layer Assembly of a Water-Soluble Titanium Complex and Hydrothermal Treatment, EUROPEAN JOURNAL OF INORGANIC CHEMISTRY, 3267-3272, 201207
  53. Molecular selective photocatalytic decomposition of alkylanilines by crystalline TiO2 particles and their nanocomposites with mesoporous silica, RSC ADVANCES, 2(29), 11132-11137, 2012
  54. High-Pressure Synthesis and Superconductivity of the Laves Phase Compound Ca(Al,Si)(2) Composed of Truncated Tetrahedral Cages Ca@(AI,Si)(12), INORGANIC CHEMISTRY, 52(10), 6039-6045, 20130520
  55. Photocatalytic decomposition of 2-propanol and acetone in air by nanocomposites of pre-formed TiO2 particles and mesoporous silica, JOURNAL OF POROUS MATERIALS, 20(4), 693-699, 201308
  56. New Polymorph of Mo3S4 Prepared using a High-pressure Synthesis Technique: Crystal Structure, Electronic Property, and Band Calculation, INORGANIC CHEMISTRY, 52(14), 7918-7922, 20130715
  57. Preparation and photocatalytic activity of strontium titanate nanocube-dispersed mesoporous silica, JOURNAL OF COLLOID AND INTERFACE SCIENCE, 407, 282-286, 20131001
  58. Robust Infrared-Shielding Coating Films Prepared Using Perhydropolysilazane and Hydrophobized Indium Tin Oxide Nanoparticles with Tuned Surface Plasmon Resonance, ACS APPLIED MATERIALS & INTERFACES, 5(20), 10240-10245, 201310
  59. Superconductivity of alkali metal intercalated TiNBr with alpha-type nitride layers, SUPERCONDUCTOR SCIENCE & TECHNOLOGY, 26(12), 201312
  60. Topochemical Cross-Linking of the [Hf2N2] Layers with Sulfur in alpha-HfNBr, INORGANIC CHEMISTRY, 52(18), 10571-10575, 20130916
  61. Active three-way catalysis of rhodium particles with a low oxidation state maintained under an oxidative atmosphere on a La-containing ZrO2 support, CHEMICAL COMMUNICATIONS, 49(38), 4015-4017, 2013
  62. High pressure synthesis and crystal structure of a ternary superconductor Ca2Al3Si4 containing layer structured calcium sub-network isomorphous with black phosphorus, JOURNAL OF SOLID STATE CHEMISTRY, 198, 445-451, 201302
  63. Self-regeneration of three-way catalyst rhodium supported on La-containing ZrO2 in an oxidative atmosphere, CATALYSIS SCIENCE & TECHNOLOGY, 4(3), 697-707, 2014
  64. Electrical properties of Ba3C60 collapsed under high-pressure and high-temperature conditions, CARBON, 73, 125-131, 201407
  65. High-Pressure Synthesis and Structural Characterization of the Type II Clathrate Compound Na30.5Si136 Encapsulating Two Sodium Atoms in the Same Silicon Polyhedral Cages, JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 136(21), 7717-7725, 20140528
  66. Development and Potential Theranostic Applications of a Self-Assembled Hybrid of Magnetic Nanoparticle Clusters with Polysaccharide Nanogels, CHEMPLUSCHEM, 79(11), 1631-1637, 201411
  67. Anti-reflective coatings prepared via layer-by-layer assembly of mesoporous silica nanoparticles and polyelectrolytes, POLYMER JOURNAL, 47(2), 190-194, 201502
  68. High three-way catalytic activity of rhodium particles on a Y-stabilized La-containing ZrO2 support: the effect of Y on the enhanced reducibility of rhodium and self-regeneration, CATALYSIS SCIENCE & TECHNOLOGY, 5(1), 584-594, 2015
  69. Enhanced photocatalytic activity of Pt/WO3 photocatalyst combined with TiO2 nanoparticles by polyelectrolyte-mediated electrostatic adsorption, CATALYSIS SCIENCE & TECHNOLOGY, 5(2), 1163-1168, 2015
  70. Preparation of porous metal-ion-doped titanium dioxide and the photocatalytic degradation of 4-chlorophenol under visible light irradiation, APPLIED CATALYSIS B-ENVIRONMENTAL, 176, 347-353, 201510
  71. High-Pressure Synthesis and Electronic Structure of a New Superconducting Strontium Germanide (SrGe3) Containing Ge-2 Dumbbells, INORGANIC CHEMISTRY, 54(15), 7433-7437, 20150803
  72. Thermoelectric performances of graphene/polyaniline composites prepared by one-step electrosynthesis, RSC ADVANCES, 5(106), 86855-86860, 2015
  73. ★, Roles of interfaces in nanostructured composites: nanocatalysts, sponge crystals and thin films, JOURNAL OF THE CERAMIC SOCIETY OF JAPAN, 124(10), 1110-1115, 201610
  74. Synthesis of Dipyridinogermole-Copper Complex as Soluble Phosphorescent Material, CHEMISTRY LETTERS, 45(5), 502-504, 20160505
  75. Structural color coating films composed of an amorphous array of colloidal particles via electrophoretic deposition, NPG ASIA MATERIALS, 9, 201703
  76. Effect of end-group modification of poly(lactide)s by cinnamoyl chloride on their thermal stability, POLYMER DEGRADATION AND STABILITY, 141, 97-103, 201707
  77. SiO2 shell formation mechanism and enlargement on hydrophobized nanoparticles via a reverse microemulsion process, JOURNAL OF SOL-GEL SCIENCE AND TECHNOLOGY, 84(1), 110-117, 201710
  78. Photocatalytic reduction of carbon dioxide by strontium titanate nanocube-dispersed mesoporous silica, JOURNAL OF ASIAN CERAMIC SOCIETIES, 5(3), 255-260, 201709
  79. Preparation of pH-Responsive Hollow Capsules via Layer-by-Layer Assembly of Exfoliated Layered Double Hydroxide Nanosheets and Polyelectrolytes, JOURNAL OF NANOSCIENCE AND NANOTECHNOLOGY, 18(1), 110-115, 201801
  80. Structurally colored coating films with tunable iridescence fabricated via cathodic electrophoretic deposition of silica particles, RSC ADVANCES, 8(20), 10776-10784, 2018
  81. ZrO2 Nanocrystals As Catalyst for Synthesis of Dimethylcarbonate from Methanol and Carbon Dioxide: Catalytic Activity and Elucidation of Active Sites, LANGMUIR, 34(1), 23-29, 20180109
  82. Gate-controlled low carrier density superconductors: Toward the two-dimensional BCS-BEC crossover, PHYSICAL REVIEW B, 98(6), 20180824
  83. Mechanistic Insight on the Formation of GaN:ZnO Solid Solution from Zn-Ga Layered Double Hydroxide Using Urea as the Nitriding Agent, INORGANIC CHEMISTRY, 57(21), 13953-13962, 20181105

Social Activities

Organizing Academic Conferences, etc.

  1. ZMPC2012, Secretary, 2012/08