大須賀 遼太

研究成果

年別の研究成果 2015 2018 2020 2021 2021

• 217 被引用数
• 8 h-index
• 41 Article
• 1 Conference contribution

年別の研究成果

年別の研究成果

検索結果

• 2021

  Characterization of H₄SiW₁₂O₄₀ supported on mesoporous silica (SBA-15), non-structured amorphous silica and γ-alumina

  Kojima, K., Osuga, R., Yasuda, S., Yokoi, T., Hosogi, Y., Itagaki, S., Okumura, Y. & Kondo, J. N., 2021 3, In: Journal of Catalysis. 395, p. 387-398 12 p.

  研究成果: Article › 査読

  • Silica 100%
  • Alumina 96%
  • Aluminum oxide 93%
  • Acids 88%
  • Protons 87%

• Construction of Fe₂O₃ loaded and mesopore confined thin-layer titania catalyst for efficient NH₃-SCR of NOx with enhanced H₂O/SO₂ tolerance

  Guo, K., Ji, J., Osuga, R., Zhu, Y., Sun, J., Tang, C., Kondo, J. N. & Dong, L., 2021 6 15, In: Applied Catalysis B: Environmental. 287, 119982.

  研究成果: Article › 査読

  • Denitrification 100%
  • Iron oxides 88%
  • Thyristors 70%
  • titanium 66%
  • Adsorption 66%
  1 被引用数 (Scopus)

• Controlling hydrocarbon oligomerization in phosphorus-modified CHA zeolite for a long-lived methanol-to-olefin catalyst

  Tsunoji, N., Osuga, R., Yasumoto, M. & Yokoi, T., 2021 6 25, In: Applied Catalysis A: General. 620, 118176.

  研究成果: Article › 査読

  • Oligomerization 100%
  • Phosphorus 70%
  • Zeolites 70%
  • Olefins 69%
  • Methanol 59%

• Control of location and distribution of heteroatoms substituted isomorphously in framework of zeolites and zeotype materials

  Yabushita, M., Osuga, R. & Muramatsu, A., 2021 9 28, In: CrystEngComm. 23, 36, p. 6226-6233 8 p.

  研究成果: Article › 査読

  • Zeolites 100%
  • zeolites 94%
  • adsorbents 70%
  • Adsorbents 66%
  • Zeolite 63%
  1 被引用数 (Scopus)

• Ethanol-ethylene conversion mechanism on hydrogen boride sheets probed byin situinfrared absorption spectroscopy

  Fujino, A., Ito, S. I., Goto, T., Ishibiki, R., Osuga, R., Kondo, J. N., Fujitani, T., Nakamura, J., Hosono, H. & Kondo, T., 2021 4 7, In: Physical Chemistry Chemical Physics. 23, 13, p. 7724-7734 11 p.

  研究成果: Article › 査読

  Open Access

  • borides 100%
  • ethyl alcohol 80%
  • ethylene 79%
  • Absorption Spectroscopy 77%
  • absorption spectroscopy 75%

• Mechanochemical approach to preparation of MFI zeolites substituted isomorphously by both Al and Fe as durable catalysts for the dimethyl ether to olefin reaction

  Yabushita, M., Muramatsu, A., Kobayashi, H., Osuga, R., Nakaya, M., Matsubara, M., Maki, S. & Kanie, K., 2021 2 10, In: Industrial and Engineering Chemistry Research. 60, 5, p. 2079-2088 10 p.

  研究成果: Article › 査読

  • Zeolites 100%
  • Olefins 99%
  • Ethers 97%
  • Dimethyl Ether 93%
  • Catalysts 70%

• Mechanochemical Route for Preparation of MFI-Type Zeolites Containing Highly Dispersed and Small Ce Species and Catalytic Application to Low-Temperature Oxidative Coupling of Methane

  Yabushita, M., Yoshida, M., Osuga, R., Muto, F., Iguchi, S., Yasuda, S., Neya, A., Horie, M., Maki, S., Kanie, K., Yamanaka, I., Yokoi, T. & Muramatsu, A., 2021 7 21, In: Industrial and Engineering Chemistry Research. 60, 28, p. 10101-10111 11 p.

  研究成果: Article › 査読

  • Zeolites 100%
  • Methane 77%
  • Zeolite 63%
  • Temperature 33%
  • Cerium oxide 26%
  1 被引用数 (Scopus)

• Methanol-to-Olefins Reaction over Large-Pore Zeolites: Impact of Pore Structure on Catalytic Performance

  Park, S., Sato, G., Osuga, R., Wang, Y., Kubota, Y., Kondo, J. N., Gies, H., Tatsumi, T. & Yokoi, T., 2021 6, In: Chemie-Ingenieur-Technik. 93, 6, p. 990-1000 11 p.

  研究成果: Article › 査読

  • Pore structure 100%
  • Zeolites 96%
  • Olefins 96%
  • Methanol 82%
  • Pore Structure 76%

• One-pot synthesis of highly active Fe-containing MWW zeolite catalyst: Elucidation of Fe species and its impact on catalytic performance

  Xiao, P., Wang, Y., Osuga, R., Kondo, J. N. & Yokoi, T., 2021 4, In: Advanced Powder Technology. 32, 4, p. 1070-1080 11 p.

  研究成果: Article › 査読

  • Hydroxylation 100%
  • Calcination 70%
  • Benzene 66%
  • Zeolites 66%
  • Atoms 57%

• Organic Structure-Directing Agent-Free Synthesis of Mordenite-Type Zeolites Driven by Al-Rich Amorphous Aluminosilicates

  Xiao, T., Yabushita, M., Nishitoba, T., Osuga, R., Yoshida, M., Matsubara, M., Maki, S., Kanie, K., Yokoi, T., Cao, W. & Muramatsu, A., 2021 3 2, In: ACS Omega. 6, 8, p. 5176-5182 7 p.

  研究成果: Article › 査読

  Open Access

  • Aluminosilicates 100%
  • Zeolites 84%
  • Zeolite 53%
  • Amorphous Material 48%
  • Crystallite size 26%
  3 被引用数 (Scopus)

• Oxidative Reforming of Methane over Rh-Containing Zeolites: Active Species and Role of Zeolite Framework

  Osuga, R., Yasuda, S., Sawada, M., Manabe, R., Shima, H., Tsutsuminai, S., Fukuoka, A., Kobayashi, H., Muramatsu, A. & Yokoi, T., 2021 6 23, In: Industrial and Engineering Chemistry Research. 60, 24, p. 8696-8704 9 p.

  研究成果: Article › 査読

  • Zeolites 100%
  • Positive ions 77%
  • Methane 77%
  • Silica 64%
  • Zeolite 63%

• Synthesis of NaNbO₃ under non-hydrothermal conditions from sodium niobate precursors prepared by alkaline treatment of amorphous Nb₂O₅

  Osuga, R., Hiyoshi, Y., Yokoi, T. & Kondo, J. N., 2021 3, In: Journal of Solid State Chemistry. 295, 121891.

  研究成果: Article › 査読

  • Calcination 100%
  • niobates 91%
  • Crystalline materials 81%
  • Sodium 79%
  • sodium 69%

• Synthesis of novel aluminoborosilicate isomorphous to zeolite TUN and its acidic and catalytic properties

  Qin, F., Wang, Y., Lu, Y., Osuga, R., Gies, H., Kondo, J. N. & Yokoi, T., 2021 8, In: Microporous and Mesoporous Materials. 323, 111237.

  研究成果: Article › 査読

  • Zeolites 100%
  • zeolites 94%
  • Catalyst Property 72%
  • Zeolite 63%
  • synthesis 60%
  1 被引用数 (Scopus)
• 2020

  Bimetallic Fe-Cu/beta zeolite catalysts for direct hydroxylation of benzene to phenol: effect of the sequence of ion exchange for Fe and Cu cations

  Xiao, P., Osuga, R., Wang, Y., Kondo, J. N. & Yokoi, T., 2020 10 21, In: Catalysis Science and Technology. 10, 20, p. 6977-6986 10 p.

  研究成果: Article › 査読

  • Hydroxylation 100%
  • Ion exchange 76%
  • Phenols 69%
  • Positive ions 68%
  • Benzene 66%
  2 被引用数 (Scopus)

• Chemoselective Epoxidation of Allyloxybenzene by Hydrogen Peroxide Over MFI-Type Titanosilicate

  Kon, Y., Nakashima, T., Hong, D., Ji, X., Osuga, R., Ito, S., Fujitani, T., Sato, K. & Yokoi, T., 2020 4 23, In: European Journal of Organic Chemistry. 2020, 15, p. 2260-2263 4 p.

  研究成果: Article › 査読

  • epoxidation 100%
  • hydrogen peroxide 69%
  • Oxirane 67%
  • Hydrogen Peroxide 44%
  • titanium 38%

• Extremely Stable Zeolites Developed via Designed Liquid-Mediated Treatment

  Iyoki, K., Kikumasa, K., Onishi, T., Yonezawa, Y., Chokkalingam, A., Yanaba, Y., Matsumoto, T., Osuga, R., Elangovan, S. P., Kondo, J. N., Endo, A., Okubo, T. & Wakihara, T., 2020 2 26, In: Journal of the American Chemical Society. 142, 8, p. 3931-3938 8 p.

  研究成果: Article › 査読

  • Zeolites 100%
  • Zeolite 46%
  • Liquids 41%
  • Silicon Dioxide 30%
  • Defects 30%
  6 被引用数 (Scopus)

• Hydroconversion of methyl laurate over beta-zeolite-supported Ni–Mo catalysts: Effect of acid and base treatments of beta zeolite

  Imai, H., Abe, M., Terasaka, K., Yamazaki, H., Osuga, R., Kondo, J. N. & Yokoi, T., 2020 1, In: Fuel Processing Technology. 197, 106182.

  研究成果: Article › 査読

  • Methyl Laurate 100%
  • Zeolites 72%
  • Acids 54%
  • Zeolite 45%
  • Tetraethylammonium 27%
  10 被引用数 (Scopus)

• In-situ far-infrared study of vibrations between zeolite frameworks and metallic or molecular cations

  Osuga, R., Yokoi, T. & Kondo, J. N., 2020 10 1, In: Microporous and Mesoporous Materials. 305, 110345.

  研究成果: Article › 査読

  • Positive ions 100%
  • Zeolites 96%
  • zeolites 91%
  • Infrared radiation 69%
  • cations 67%
  1 被引用数 (Scopus)

• Metal cation-exchanged zeolites with the location, state, and size of metal species controlled

  Osuga, R., Bayarsaikhan, S., Yasuda, S., Manabe, R., Shima, H., Tsutsuminai, S., Fukuoka, A., Kobayashi, H. & Yokoi, T., 2020 6 4, In: Chemical Communications. 56, 44, p. 5913-5916 4 p.

  研究成果: Article › 査読

  • Aluminosilicates 100%
  • Positive ions 87%
  • Zeolites 84%
  • Ultraviolet visible spectroscopy 66%
  • Zeolite 53%
  1 被引用数 (Scopus)

• Ultrafast Encapsulation of Metal Nanoclusters into MFI Zeolite in the Course of Its Crystallization: Catalytic Application for Propane Dehydrogenation

  Zhu, J., Osuga, R., Ishikawa, R., Shibata, N., Ikuhara, Y., Kondo, J. N., Ogura, M., Yu, J., Wakihara, T., Liu, Z. & Okubo, T., 2020 10 26, In: Angewandte Chemie - International Edition. 59, 44, p. 19669-19674 6 p.

  研究成果: Article › 査読

  • Nanoclusters 100%
  • Dehydrogenation 80%
  • Zeolites 69%
  • Encapsulation 65%
  • Propane 65%
  6 被引用数 (Scopus)

• Zeolite-supported ultra-small nickel as catalyst for selective oxidation of methane to syngas

  Yasuda, S., Osuga, R., Kunitake, Y., Kato, K., Fukuoka, A., Kobayashi, H., Gao, M., Hasegawa, J. Y., Manabe, R., Shima, H., Tsutsuminai, S. & Yokoi, T., 2020 12 1, In: Communications Chemistry. 3, 1, 129.

  研究成果: Article › 査読

  Open Access

  • Zeolites 100%
  • Methane 85%
  • Nickel 73%
  • zeolite 61%
  • catalyst 55%
  3 被引用数 (Scopus)
• 2019

  Confinement of poly(allylamine) in Preyssler-type polyoxometalate and potassium ion framework for enhanced proton conductivity

  Iwano, T., Miyazawa, S., Osuga, R., Kondo, J. N., Honjo, K., Kitao, T., Uemura, T. & Uchida, S., 2019 12 1, In: Communications Chemistry. 2, 1, 9.

  研究成果: Article › 査読

  Open Access

  • Polyoxometalates 100%
  • polyoxometalate I 96%
  • Allylamine 84%
  • Proton conductivity 83%
  • Potassium 62%
  11 被引用数 (Scopus)

• Cs-Beta with an Al-rich composition as a highly active base catalyst for Knoevenagel condensation

  Otomo, R., Osuga, R., Kondo, J. N., Kamiya, Y. & Yokoi, T., 2019 4 5, In: Applied Catalysis A: General. 575, p. 20-24 5 p.

  研究成果: Article › 査読

  • Condensation 80%
  • Zeolites 72%
  • Catalysts 67%
  • Zeolite 60%
  • Ion exchange 55%
  10 被引用数 (Scopus)

• IR observation of activated ether species on acidic OH groups on H-ZSM-5 zeolites

  Osuga, R., Yokoi, T. & Kondo, J. N., 2019 10, In: Molecular Catalysis. 477, 110535.

  研究成果: Article › 査読

  • Zeolites 100%
  • Ethers 97%
  • zeolites 94%
  • ethers 92%
  • Adsorption 80%
  4 被引用数 (Scopus)

• Probing the basicity of lattice oxygen on H-form zeolites using CO₂

  Osuga, R., Yokoi, T. & Kondo, J. N., 2019 3, In: Journal of Catalysis. 371, p. 291-297 7 p.

  研究成果: Article › 査読

  • Alkalinity 100%
  • Zeolites 92%
  • zeolites 87%
  • Oxygen 61%
  • Zeolite 57%
  2 被引用数 (Scopus)

• Reaction-probe infrared investigation on drastic change in reactivity of mesoporous silica for acetalization of cyclohexanone with methanol; pore-size dependence

  Osuga, R., Hiyoshi, Y., Yokoi, T. & Kondo, J. N., 2019 4, In: Microporous and Mesoporous Materials. 278, p. 91-98 8 p.

  研究成果: Article › 査読

  • Pore size 100%
  • Cyclohexanone 92%
  • Silica 88%
  • methyl alcohol 88%
  • Methanol 87%
  2 被引用数 (Scopus)
• 2018

  Crystallization of Ti-Rich∗BEA Zeolites by the Combined Strategy of Using Ti-Si Mixed Oxide Composites and Intentional Aluminum Addition/Post-Synthesis Dealumination

  Horikawa, H., Iida, T., Osuga, R., Ohara, K., Kondo, J. N. & Wakihara, T., 2018 4 4, In: Crystal Growth and Design. 18, 4, p. 2180-2188 9 p.

  研究成果: Article › 査読

  • mixed oxides 100%
  • Zeolites 98%
  • zeolites 93%
  • Crystallization 89%
  • Oxides 70%
  2 被引用数 (Scopus)

• Determination of Acid Site Location in Dealuminated MCM-68 by ²⁷Al MQMAS NMR and FT-IR Spectroscopy with Probe Molecules

  Otomo, R., Nishitoba, T., Osuga, R., Kunitake, Y., Kamiya, Y., Tatsumi, T. & Yokoi, T., 2018 1 18, In: Journal of Physical Chemistry C. 122, 2, p. 1180-1191 12 p.

  研究成果: Article › 査読

  • Infrared spectroscopy 100%
  • Multicarrier modulation 93%
  • Nuclear magnetic resonance 89%
  • Molecules 72%
  • Acids 67%
  6 被引用数 (Scopus)

• Effect of the ammonium ion on proton conduction in porous ionic crystals based on Keggin-type silicododecatungstate

  Miyazawa, S., Hosono, R., Osuga, R., Kondo, J. N. & Uchida, S., 2018 11, In: Acta Crystallographica Section C: Structural Chemistry. 74, 11, p. 1289-1294 6 p.

  研究成果: Article › 査読

  • Ionic Crystal 100%
  • ionic crystals 87%
  • Protons 83%
  • Ammonium Ion 79%
  • Crystals 68%
  4 被引用数 (Scopus)

• Enhanced hydrogen chemisorption and spillover on non-metallic nickel subnanoclusters

  Nishihara, H., Ohtake, F., Castro-Muñiz, A., Itoi, H., Ito, M., Hayasaka, Y., Maruyama, J., Kondo, J. N., Osuga, R. & Kyotani, T., 2018, In: Journal of Materials Chemistry A. 6, 26, p. 12523-12531 9 p.

  研究成果: Article › 査読

  • Chemisorption 100%
  • Zeolites 79%
  • Nanoparticles 65%
  • Pyrolysis 62%
  • Nickel 61%
  8 被引用数 (Scopus)

• Highly efficient transformation of linear poly(phenylene ethynylene)s into zigzag-shaped π-conjugated microporous polymers through boron-mediated alkyne benzannulation

  Shoji, Y., Hwang, M., Sugiyama, H., Ishiwari, F., Takenouchi, K., Osuga, R., Kondo, J. N., Fujikawa, S. & Fukushima, T., 2018, In: Materials Chemistry Frontiers. 2, 4, p. 807-814 8 p.

  研究成果: Article › 査読

  • Benzannulation 100%
  • Boron 76%
  • Micro Porosity 61%
  • Alkyne 58%
  • Polymers 49%
  8 被引用数 (Scopus)

• Highly pH-dependent facile-preparation of amorphous high surface area aluminum hydroxide-bicarbonates with [ε-Al₁₃O₄(OH)₂₄(H₂O)₁₂]⁷+

  Kinoshita, Y., Osuga, R., Kondo, J. N., Ogasawara, Y. & Uchida, S., 2018, In: Chemistry Letters. 47, 5, p. 668-670 3 p.

  研究成果: Article › 査読

  • Amorphous Material 100%
  • Surface Area 93%
  • pH Value 61%
  • Aqueous Solution 30%
  • Composite Material 28%
  1 被引用数 (Scopus)

• Thin (single–triple) niobium oxide layers on mesoporous silica substrate

  Kondo, J. N., Hiyoshi, Y., Osuga, R., Ishikawa, A., Wang, Y. H. & Yokoi, T., 2018 5 15, In: Microporous and Mesoporous Materials. 262, p. 191-198 8 p.

  研究成果: Article › 査読

  • Niobium oxide 100%
  • niobium oxides 80%
  • Silica 55%
  • silicon dioxide 41%
  • Substrates 38%
  6 被引用数 (Scopus)
• 2017

  Consideration of Acid Strength of a Single OH Group on Zeolites by Isotope Exchange Reaction with Ethane at High Temperatures

  Kubota, T., Osuga, R., Yokoi, T. & Kondo, J. N., 2017 12 1, In: Topics in Catalysis. 60, 19-20, p. 1496-1505 10 p.

  研究成果: Article › 査読

  • Ethane 100%
  • Isotopes 96%
  • Zeolites 94%
  • Adsorption 76%
  • Acids 71%
  7 被引用数 (Scopus)

• Infrared Investigation of Dynamic Behavior of Brønsted Acid Sites on Zeolites at High Temperatures

  Osuga, R., Yokoi, T., Doitomi, K., Hirao, H. & Kondo, J. N., 2017 11 16, In: Journal of Physical Chemistry C. 121, 45, p. 25411-25420 10 p.

  研究成果: Article › 査読

  • Zeolites 100%
  • zeolites 94%
  • Acids 75%
  • acids 74%
  • Infrared radiation 71%
  16 被引用数 (Scopus)

• Proton conduction in alkali metal ion-exchanged porous ionic crystals

  Uchida, S., Hosono, R., Eguchi, R., Kawahara, R., Osuga, R., Kondo, J. N., Hibino, M. & Mizuno, N., 2017, In: Physical Chemistry Chemical Physics. 19, 43, p. 29077-29083 7 p.

  研究成果: Article › 査読

  • Ionic Crystal 100%
  • ionic crystals 87%
  • alkali metals 75%
  • metal ions 74%
  • Alkali Metal 66%
  20 被引用数 (Scopus)

• Rigid-to-Flexible Conformational Transformation: An Efficient Route to Ring-Opening of a Tröger's Base-Containing Ladder Polymer

  Ishiwari, F., Takeuchi, N., Sato, T., Yamazaki, H., Osuga, R., Kondo, J. N. & Fukushima, T., 2017 7 18, In: ACS Macro Letters. 6, 7, p. 775-780 6 p.

  研究成果: Article › 査読

  • Ladders 100%
  • Ring Opening Reaction 72%
  • Ring Flipping 70%
  • Flexibility 65%
  • Polymers 60%
  21 被引用数 (Scopus)

• Synergetic effect in heterogeneous acid catalysis by a porous ionic crystal based on Al(iii)-salphen and polyoxometalate

  Kawahara, R., Osuga, R., Kondo, J. N., Mizuno, N. & Uchida, S., 2017, In: Dalton Transactions. 46, 10, p. 3105-3109 5 p.

  研究成果: Article › 査読

  • Ionic Crystal 100%
  • Acid Catalysis 81%
  • Pinacol 30%
  • Heterogeneous Catalyst 22%
  • Mixture 10%
  8 被引用数 (Scopus)
• 2016

  Hydrothermal Stability of One-Dimensional Pore ZSM-22 Zeolite in Hot Water

  Jamil, A. K., Muraza, O., Osuga, R., Shafei, E. N., Choi, K. H., Yamani, Z. H., Somali, A. & Yokoi, T., 2016 10 13, In: Journal of Physical Chemistry C. 120, 40, p. 22918-22926 9 p.

  研究成果: Article › 査読

  • Zeolites 100%
  • zeolites 94%
  • Zeolite 63%
  • porosity 60%
  • Pore 54%
  20 被引用数 (Scopus)

• Monolayer Tantalum Oxide on Mesoporous Silica Substrate

  Kondo, J. N., Yamazaki, H., Ishikawa, A., Osuga, R., Takao, S., Yokoi, T., Kikkawa, S., Teramura, K. & Tanaka, T., 2016 8 1, In: ChemistrySelect. 1, 12, p. 3124-3131 8 p.

  研究成果: Article › 査読

  • Monolayer 100%
  • Near Edge X-Ray Absorption Fine Structure 63%
  • Amount 57%
  • Surface 42%
  • Energy 41%
  5 被引用数 (Scopus)
• 2015

  Mechanism of decomposition of surface ethoxy species to ethene and acidic OH groups on H-ZSM-5

  Kondo, J. N., Yamazaki, H., Osuga, R., Yokoi, T. & Tatsumi, T., 2015 6 18, In: Journal of Physical Chemistry Letters. 6, 12, p. 2243-2246 4 p.

  研究成果: Article › 査読

  • Ethene 100%
  • Isotopes 74%
  • decomposition 68%
  • Decomposition 65%
  • Acids 55%
  20 被引用数 (Scopus)