NAO TSUNOJI

Last Updated :2021/05/10

Affiliations, Positions
Graduate School of Advanced Science and Engineering, Assistant Professor
Web Site
E-mail
tnao7373hiroshima-u.ac.jp
Self-introduction
I am now investigating design synthesis of zeolite, mesoporous silica, and layered silicate materials and their use for CO2 capture and utilization, the application for solving the environmental and energy problems.

Basic Information

Major Professional Backgrounds

  • 2013/04/01, 2015/03/31, Japan Society for the Promotion of Science, Research Fellow of Japan Society for the Promotion of Science

Educational Backgrounds

  • Hiroshima University, Graduate Scholl of Engineering, Department of Applied Chemistry, Japan, 2013/04, 2015/03

Academic Degrees

  • Hiroshima University
  • Hiroshima University

Research Fields

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

Research Keywords

  • Porous material
  • Layered material
  • Ceramics
  • Catalyst
  • Zeolite
  • layered silicate
  • Mesoporous silica

Affiliated Academic Societies

Educational Activity

Course in Charge

  1. 2021, Undergraduate Education, 4Term, Exercises in Physical Chemistry
  2. 2021, Undergraduate Education, Second Semester, Chemical Experiments II
  3. 2021, Graduate Education (Master's Program) , 3Term, Special Exercises on Applied Chemistry B
  4. 2021, Graduate Education (Master's Program) , 1Term, Special Exercises on Applied Chemistry A
  5. 2021, Graduate Education (Master's Program) , 2Term, Special Exercises on Applied Chemistry A
  6. 2021, Graduate Education (Master's Program) , 3Term, Special Exercises on Applied Chemistry A
  7. 2021, Graduate Education (Master's Program) , 4Term, Special Exercises on Applied Chemistry A
  8. 2021, Graduate Education (Master's Program) , 4Term, Special Exercises on Applied Chemistry B
  9. 2021, Graduate Education (Master's Program) , 1Term, Special Exercises on Applied Chemistry B
  10. 2021, Graduate Education (Master's Program) , 2Term, Special Exercises on Applied Chemistry B
  11. 2021, Graduate Education (Master's Program) , Academic Year, Special Study on Applied Chemistry
  12. 2021, Graduate Education (Master's Program) , Academic Year, Special Study on Applied Chemistry

Research Activities

Academic Papers

  1. In Situ Spectroscopic Studies on the Redox Cycle of NH3-SCR over Cu-CHA Zeolites, CHEMCATCHEM, 12(11), 3050-3059, 20200605
  2. Synthesis of Preyssler-Type Phosphotungstate with Sodium Cation in the Central Cavity through Migration of the Ion, BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 93(3), 461-466, 202003
  3. Theoretical study on P-31 NMR chemical shifts of phosphorus-modified CHA zeolites, MICROPOROUS AND MESOPOROUS MATERIALS, 294, 20200301
  4. Merging periodic mesoporous organosilica (PMO) with mesoporous aluminosilica (Al/Si-PMO): A catalyst for green oxidation, MOLECULAR CATALYSIS, 482, 202002
  5. Formation Pathway of AEI Zeolites as a Basis for a Streamlined Synthesis, CHEMISTRY OF MATERIALS, 32(1), 60-74, 20200114
  6. Synthesis of GME zeolite with high porosity by hydrothermal conversion of FAU zeolite using a dual-template method with tetraethylphosphonium and N,N-dimethyl-3,5-dimethylpiepridinium hydroxides, JOURNAL OF POROUS MATERIALS, 26(5), 1345-1352, 201910
  7. Immobilizaion of Preyssler type heteropoly acids on siliceous mesporous supports and their catalytic activities in the dehydration of ethanol, REACTION KINETICS MECHANISMS AND CATALYSIS, 128(1), 139-147, 201910
  8. Condensed ferric dimers for green photocatalytic synthesis of nylon precursors, CHEMICAL SCIENCE, 10(27), 6604-6611, 20190721
  9. Photocatalytic Activation of C-H Bonds by Spatially Controlled Chlorine and Titanium on the Silicate Layer, ACS CATALYSIS, 9(6), 5742-5751, 201906
  10. Hydrothermal Conversion of Titanated FAU to AEI Zeolite and Its Enhanced Catalytic Performance for NOx Reduction, ADVANCED POROUS MATERIALS, 4(1), 62-72, 201606
  11. Phosphorus modified small-pore zeolites and their catalytic performances in ethanol conversion and NH3-SCR reactions, APPLIED CATALYSIS A-GENERAL, 575, 204-213, 20190405
  12. Microporous materials formed via intercalation of ultrathin coordination polymers in a layered silicate, NANO ENERGY, 59, 162-168, 201905
  13. Comparison of sulfonic acid loaded mesoporous silica in transesterification of triacetin, REACTION KINETICS MECHANISMS AND CATALYSIS, 126(1), 167-179, 201902
  14. Comparative study between high-silica faujasites (FAU) from organic-free system and the commercial zeolite Y, MICROPOROUS AND MESOPOROUS MATERIALS, 276, 154-159, 20190301
  15. A Sandwich Complex of Bismuth Cation and Mono-Lacunary alpha-Keggin-Type Phosphotungstate: Preparation and Structural Characterisation, EUROPEAN JOURNAL OF INORGANIC CHEMISTRY, 357-362, 20190131
  16. Zeolite hydrothermal conversion in the presence of various cyclic alkylammonium cations and synthesis of nanosized BEA and MFI zeolites, MICROPOROUS AND MESOPOROUS MATERIALS, 277, 115-123, 20190315
  17. Facile synthesis of highly crystalline EMT zeolite by hydrothermal conversion of FAU zeolite in the presence of 1,1'-(1,4-butanediyl)bis(1-azonia-4-azabicyclo [2,2,2]octane) dihydroxide, MICROPOROUS AND MESOPOROUS MATERIALS, 274, 299-303, 20190115
  18. Zeolitic intralayer microchannels of magadiite, a natural layered silicate, to boost green organic synthesis, CHEMICAL SCIENCE, 9(46), 20181214
  19. Iron Aquo Complex as an Efficient and Selective Homogeneous Photocatalyst for Organic Synthetic Reactions, CHEMCATCHEM, 10(20), 4509-4513, 20181023
  20. Stepwise Gel Preparation for High-Quality CHA Zeolite Synthesis: A Common Tool for Synthesis Diversification, CRYSTAL GROWTH & DESIGN, 18(9), 5652-5662, 201809
  21. Tetraphenylethene- and diphenyldibenzofulvene-anthracene- based fluorescence sensors possessing photo-induced electron transfer and aggregation-induced emission enhancement characteristics for detection of water, NEW JOURNAL OF CHEMISTRY, 42(16), 13339-13350, 20180821
  22. Synthesis of phosphorus-modified AFX zeolite using a dual-template method with tetraethylphosphonium hydroxide as phosphorus modification agent, MICROPOROUS AND MESOPOROUS MATERIALS, 267, 192-197, 20180901
  23. Templated synthesis of atomically-thin Ag nanocrystal catalysts in the interstitial space of a layered silicate, CHEMICAL COMMUNICATIONS, 54(35), 4402-4405, 20180428
  24. Highly Active Layered Titanosilicate Catalyst with High Surface Density of Isolated Titanium on the Accessible Interlayer Surface, CHEMCATCHEM, 10(12), 2536-2540, 20180621
  25. Reactivity of a (Benzene)Ruthenium(II) Cation on a Di-lacunary -Keggin-Type Silicotungstate and Synthesis of a Mono-(Benzene)Ruthenium(II)-Attached -Keggin-Type Silicotungstate, EUROPEAN JOURNAL OF INORGANIC CHEMISTRY, 1778-1786, 20180508
  26. Templated synthesis of atomically thin platy hematite nanoparticles within a layered silicate exhibiting efficient photocatalytic activity, JOURNAL OF MATERIALS CHEMISTRY A, 6(12), 5166-5171, 20180328
  27. Preparation of Preyssler-type Phosphotungstate with One Central Potassium Cation and Potassium Cation Migration into the Preyssler Molecule to form Di-Potassium-Encapsulated Derivative, ACS OMEGA, 3(2), 2363-2373, 201802
  28. A Collective Case Screening of the Zeolites made in Japan for High Performance NH3-SCR of NOx, BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN, 91(3), 355-361, 201803
  29. Thiourea bridged periodic mesoporous organosilica with ultra-small Pd nanoparticles for coupling reactions, RSC ADVANCES, 7(89), 56306-56310, 2017
  30. Development of a Dual-Fluorescence Emission Sensor Based on Photo-Induced Electron Transfer and Aggregation-Induced Emission Enhancement for Detection of Water, CHEMISTRYSELECT, 2(26), 7765-7770, 20170911
  31. Thermally stable nanosized LEV zeolites synthesized by hydrothermal conversion of FAU zeolites in the presence of N,N-dimethylpiperidinium cations, JOURNAL OF MATERIALS CHEMISTRY A, 5(36), 19245-19254, 20170928
  32. Hydrothermal Conversion of Titanated FAU to AEI Zeolite and Its Enhanced Catalytic Performance for NOx Reduction, Adv. Porous Mater., 4(1), 62-72, 2016
  33. Aggregation-induced emission (AIE) characteristic of water-soluble tetraphenylethene (TPE) bearing four sulfonate salts, NEW JOURNAL OF CHEMISTRY, 41(12), 4747-4749, 20170621
  34. Design of a highly active base catalyst through utilizing organic-solvent-treated layered silicate Hiroshima University Silicates, DALTON TRANSACTIONS, 46(23), 7441-7450, 20170621
  35. Incorporation of various heterometal atoms in CHA zeolites by hydrothermal conversion of FAU zeolite and their performance for selective catalytic reduction of NOx with ammonia, MICROPOROUS AND MESOPOROUS MATERIALS, 246, 89-101, 20170701
  36. Mesoporous MCM-48 Immobilized with Aminopropyltriethoxysilane: A Potential Catalyst for Transesterification of Triacetin, CATALYSIS LETTERS, 147(4), 1040-1050, 201704
  37. Synthesis of epsilon-Keggin-Type Cobaltomolybdate-Based 3D Framework Material and Characterization Using Atomic-Scale HAADF-STEM and XANES, INORGANIC CHEMISTRY, 56(4), 2042-2049, 20170220
  38. Encapsulation of Two Potassium Cations in Preyssler-Type Phosphotungstates: Preparation, Structural Characterization, Thermal Stability, Activity as an Acid Catalyst, and HAADF-STEM Images, INORGANIC CHEMISTRY, 55(21), 11583-11592, 20161107
  39. Fe oxide nanoparticles/Ti-modified mesoporous silica as a photo-catalyst for efficient and selective cyclohexane conversion with O-2 and solar light, JOURNAL OF MATERIALS CHEMISTRY A, 4(41), 15829-15835, 2016
  40. A BODIPY sensor for water based on a photo-induced electron transfer method with fluorescence enhancement and attenuation systems, NEW JOURNAL OF CHEMISTRY, 40(9), 7278-7281, 2016
  41. Selective catechol synthesis by TiO2 photocatalysis with the aid of a layered silicate adsorbent, CLAY SCIENCE, 19, 56-62, 2015
  42. Synthesis of phosphorus-modified small-pore zeolites utilizing tetraalkyl phosphonium cations as both structure-directing and phosphorous modification agents, MICROPOROUS AND MESOPOROUS MATERIALS, 223, 129-139, 20160315
  43. Nanosized CHA zeolites with high thermal and hydrothermal stability derived from the hydrothermal conversion of FAU zeolite, MICROPOROUS AND MESOPOROUS MATERIALS, 225, 524-533, 20160501
  44. Remarkable Charge Separation and Photocatalytic Efficiency Enhancement through Interconnection of TiO2 Nanoparticles by Hydrothermal Treatment, ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 55(11), 3600-3605, 20160307
  45. One-pot Synthesis of Phosphorus-modified AEI Zeolites Derived by the Dual-template Method as a Durable Catalyst with Enhanced Thermal/Hydrothermal Stability for Selective Catalytic Reduction of NOx by NH3, CHEMISTRY LETTERS, 45(2), 122-124, 20160205
  46. Design of Microporous Material HUS-10 with Tunable Hydrophilicity, Molecular Sieving, and CO2 Adsorption Ability Derived from Inter layer Silylation of Layered Silicate HUS-2, ACS APPLIED MATERIALS & INTERFACES, 7(43), 24360-24369, 20151104
  47. Synthesis of titanated chabazite with enhanced thermal stability by hydrothermal conversion of titanated faujasite, Microporous Mesoporous Mater, 215, 58-66, 20150519
  48. Highly active and selective Ti-incorporated porous silica catalysts derived from grafting of titanium(IV)acetylacetonate, JOURNAL OF MATERIALS CHEMISTRY A, 3(29), 15280-15291, 20150626
  49. Effect of acidity of ZSM-5 zeolite on conversion of ethanol to propylene, Appl. Catal. A, 399, 262-267, 2011
  50. Conversion of ethanol to propylene over HZSM-5(Ga) co-modified with lanthanum and phosphorous, Appl. Catal. A, 399, 262-267, 2012
  51. Synthesis and characteristics of novel layered silicates HUS-2 and HUS-3 derived from a SiO2-choline hydroxide-NaOH-H2O system, J. Mater. Chem., 22, 13682-13690, 2012
  52. Molecular recognitive adsorption of aqueous tetramethylammonium on the organic derivative of Hiroshima University Silicate-1 with a silane coupling reagent, Chem. Commun., 48(7073), 7075, 2012
  53. Conversion of ethanol into propylene over TON type zeolite, J. Jpn. Petrol. Inst., 56, 22-30, 2013
  54. Molecular Recognitive Adsorption of Aqueous Propionic Acid on Hiroshima University Silicate-2 (HUS-2), Chem. Lett., 42, 244-246, 2013
  55. Characterization of layered silicate HUS-5 and formation of novel nanoporous silica through transformation of HUS-5 ion-exchanged with alkylammonium cations, J. Mater. Chem. A, 1, 9680-9688, 2013
  56. Facile Synthesis of AEI Zeolite by Hydrothermal Conversion of FAU Zeolite in the Presence of Tetraethylphosphonium Cations, Chem. Lett., 43, 302-304, 20131112
  57. An Efficient Way to Synthesize Hiroshima University Silicate-1 (HUS-1) and the Selective Adsorption Property of Ni2+ from Seawater, Bull. Chem. Soc. Jpn., 1, 160-166, 20140115
  58. Incorporation of heteropolyacids into layered silicate HUS-2 grafted with 3-aminopropyltriethoxysilane, Bull. Chem. Soc. Jpn., 87, 1379-1385, 20140901
  59. Regeneration of Br?nsted acid sites in phosphorus-modified HZSM-5(Ga) by modification with various metal cations, Appl. Catal. A, 481, 161-168, 20140527
  60. Design of Layered Silicate by Grafting with Metal Acetylacetonate for High Activity and Chemoselectivity in Photooxidation of Cyclohexane, Appl. Mater. Interfaces, 6, 4616-4621, 20140511
  61. Synthesis and characteristics of novel layered silicate HUS-7 using benzyltrimethylammonium hydroxide and its unique and selective phenol adsorption behavior, J. Mater. Chem. A, 2, 3372-3380, 20131219
  62. Synthesis of high-silica AEI zeolites with enhanced thermal stability by hydrothermal conversion of FAU zeolites, J. Mater. Chem. A, 3, 857-865, 20141113

External Funds

Acceptance Results of Competitive Funds

  1. 2013/04/01, 2015/03/31
  2. KAKENHI(Grant-in-Aid for Young Scientists (B)), 2017, 2019