• Search Research Projects
  • Search Researchers
  • How to Use
  1. Back to previous page

Development of super base catalysts

Research Project

Project/Area Number 21H01718
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Review Section Basic Section 27030:Catalyst and resource chemical process-related
Research InstitutionTokyo Metropolitan University

Principal Investigator

Yamazoe Seiji  東京都立大学, 理学研究科, 教授 (40510243)

Co-Investigator(Kenkyū-buntansha) 吉川 聡一  東京都立大学, 理学研究科, 助教 (80878322)
Project Period (FY) 2021-04-01 – 2024-03-31
Project Status Completed (Fiscal Year 2023)
Budget Amount *help
¥17,420,000 (Direct Cost: ¥13,400,000、Indirect Cost: ¥4,020,000)
Fiscal Year 2023: ¥5,070,000 (Direct Cost: ¥3,900,000、Indirect Cost: ¥1,170,000)
Fiscal Year 2022: ¥5,850,000 (Direct Cost: ¥4,500,000、Indirect Cost: ¥1,350,000)
Fiscal Year 2021: ¥6,500,000 (Direct Cost: ¥5,000,000、Indirect Cost: ¥1,500,000)
Keywords金属酸化物クラスター / 塩基触媒 / 超強塩基 / 耐水性 / 二酸化炭素活性化 / 酸塩基 / 二酸化炭素変換反応 / 二酸化炭素固定化反応 / 塩基触媒作用 / サイズ制御 / 精密合成
Outline of Research at the Start

金属酸化物の酸・塩基発現原理解明やその強度制御は触媒化学における大きな課題の1つである。本研究では、我々が見出した「バルクでは酸触媒である金属酸化物の微細化による塩基触媒作用発現」を利用し,原子レベルでサイズ・構造・電子状態を制御した金属酸化物クラスターの酸・塩基性の評価を通じて、酸・塩基発現原理の解明やその強度制御法の開発に取り組む。さらに、HOMO近傍の内殻軌道の制御により塩基点とプロトン吸着サイトを分離することで、耐水性機能をもつ塩基触媒を開発する。得られた知見を基に、金属酸化物クラスターのフロンティア軌道の制御により、炭素-炭素結合形成反応に活性な革新的耐水性超強塩基触媒を創成する。

Outline of Final Research Achievements

Lindqvist-type niobium oxide cluster [H2(Nb6O19)]6- exhibited superbase catalysis for Knoevenagel and crossed aldol condensation reactions accompanied by activating C-H bond with pKa >26 and proton abstraction from a base indicator with pKa = 26.5. In addition, [H2(Nb6O19)]6- also showed water-tolerant superbase properties for Knoevenagel and crossed aldol condensation reactions in the presence of huge amounts of water. Density functional theory calculation revealed that the basic surface oxygens that share the corner of NbO6 units in [H2(Nb6O19)]8-; maintained the negative charges even after proton adsorption. This proton capacity and the presence of un-protonated basic sites led to the water tolerance of the superbase catalysis.

Academic Significance and Societal Importance of the Research Achievements

一般的に塩基触媒は水存在下では水から脱離したプロトンが塩基点を阻害するため、触媒活性が著しく低下する問題があった。本研究により、サイズ・組成が原子レベルで均一な金属酸化物クラスターの特異なブレンステッド塩基性が解明され、金属酸化物としては初の水耐性超強塩基触媒の開発に成功した。また、本金属酸化物クラスターはpKaが26以上の超強塩基であり、ポリ酸の分野で初となる超強塩基ポリ酸であることを証明した。また、ルイス塩基点での特異な二酸化炭素活性化機構も解明し、C-C結合形成反応を伴う触媒の開拓にも成功した。これら成果が触媒化学や材料科学の分野に与えるインパクトは高い。

Report

(4 results)
  • 2023 Annual Research Report   Final Research Report ( PDF )
  • 2022 Annual Research Report
  • 2021 Annual Research Report
  • Research Products

    (103 results)

All 2024 2023 2022 2021 Other

All Journal Article (9 results) (of which Int'l Joint Research: 1 results,  Peer Reviewed: 9 results,  Open Access: 6 results) Presentation (89 results) (of which Int'l Joint Research: 32 results,  Invited: 15 results) Book (2 results) Remarks (3 results)

  • [Journal Article] Water‐Tolerant Superbase Polyoxometalate [H2(Nb6O19)]6- for Homogeneous Catalysis2024

    • Author(s)
      Kikkawa Soichi、Fujiki Yu、Chudatemiya Vorakit、Nagakari Hiroki、Shibusawa Kazuki、Hirayama Jun、Nakatani Naoki、Yamazoe Seiji
    • Journal Title

      Angewandte Chemie

      Volume: 136 Issue: 17

    • DOI

      10.1002/ange.202401526

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed
  • [Journal Article] CO2 Activation on Lindqvist-Type Polyoxotantalate: Structural Analysis by In Situ HERFD-XANES2024

    • Author(s)
      Matsuyama Tomoki、Kikkawa Soichi、Kawamura Naomi、Higashi Kotaro、Nakatani Naoki、Kato Kazuo、Yamazoe Seiji
    • Journal Title

      The Journal of Physical Chemistry C

      Volume: 128 Issue: 7 Pages: 2953-2958

    • DOI

      10.1021/acs.jpcc.3c07793

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Redox-induced structural changes in Keggin-type tungstophosphate investigated by high-energy-resolution fluorescence detection X-ray absorption spectroscopy2024

    • Author(s)
      Matsuyama Tomoki、Kikkawa Soichi、Kawamura Naomi、Higashi Kotaro、Yamazoe Seiji
    • Journal Title

      Radiation Physics and Chemistry

      Volume: 215 Pages: 111351-111351

    • DOI

      10.1016/j.radphyschem.2023.111351

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Counteranion-induced structural isomerization of phosphine-protected PdAu8 and PtAu8 clusters2023

    • Author(s)
      Fujiki Yu、Matsuyama Tomoki、Kikkawa Soichi、Hirayama Jun、Takaya Hikaru、Nakatani Naoki、Yasuda Nobuhiro、Nitta Kiyofumi、Negishi Yuichi、Yamazoe Seiji
    • Journal Title

      Communications Chemistry

      Volume: 6 Issue: 1 Pages: 129-129

    • DOI

      10.1038/s42004-023-00929-y

    • Related Report
      2023 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Selective CO2 Fixation to Styrene Oxide by Ta-Substitution of Lindqvist-Type [(Ta,Nb)6O19]8? Clusters2023

    • Author(s)
      Chudatemiya Vorakit、Tsukada Mio、Nagakari Hiroki、Kikkawa Soichi、Hirayama Jun、Nakatani Naoki、Yamamoto Takafumi、Yamazoe Seiji
    • Journal Title

      Catalysts

      Volume: 13 Issue: 2 Pages: 442-442

    • DOI

      10.3390/catal13020442

    • Related Report
      2022 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Bifunctional Platinum‐Incorporated Polyoxoniobate Derived Catalyst for <i>N</i> ‐formylation of Piperidine Using CO <sub>2</sub>2022

    • Author(s)
      Chudatemiya Vorakit、Kikkawa Soichi、Hirayama Jun、Takahata Ryo、Teranishi Toshiharu、Tamura Masazumi、Yamazoe Seiji
    • Journal Title

      Asian Journal of Organic Chemistry

      Volume: 12 Issue: 2

    • DOI

      10.1002/ajoc.202200521

    • Related Report
      2022 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Dual functional catalysis of [Nb<sub>6</sub>O<sub>19</sub>]<sup>8?</sup>-modified Au/Al<sub>2</sub>O<sub>3</sub>2022

    • Author(s)
      Kikkawa Soichi、Fukuda Shoji、Hirayama Jun、Shirai Naoki、Takahata Ryo、Suzuki Kosuke、Yamaguchi Kazuya、Teranishi Toshiharu、Yamazoe Seiji
    • Journal Title

      Chemical Communications

      Volume: 58 Issue: 64 Pages: 9018-9021

    • DOI

      10.1039/d2cc02472a

    • Related Report
      2022 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Base Catalysis of Sodium Salts of [Ta6-xNbxO19]8- Mixed-Oxide Clusters2021

    • Author(s)
      Kikkawa Soichi、Tsukada Mio、Shibata Kanako、Fujiki Yu、Shibusawa Kazuki、Hirayama Jun、Nakatani Naoki、Yamamoto Takafumi、Yamazoe Seiji
    • Journal Title

      Symmetry

      Volume: 13 Issue: 7 Pages: 1267-1267

    • DOI

      10.3390/sym13071267

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed / Open Access
  • [Journal Article] Thermal Stability of Crown-Motif [Au9(PPh3)8]3+ and [MAu8(PPh3)8]2+ (M = Pd, Pt) Clusters: Effects of Gas Composition, Single-Atom Doping, and Counter Anions2021

    • Author(s)
      Matsuyama Tomoki、Kikkawa Soichi、Fujiki Yu、Tsukada Mio、Takaya Hikaru、Yasuda Nobuhiro、Nitta Kiyofumi、Nakatani Naoki、Negishi Yuichi、Yamazoe Seiji
    • Journal Title

      The Journal of Chemical Physics

      Volume: 155 Issue: 4 Pages: 044307-044307

    • DOI

      10.1063/5.0059690

    • Related Report
      2021 Annual Research Report
    • Peer Reviewed / Open Access / Int'l Joint Research
  • [Presentation] Water-Tolerant Superbase Catalysis of Lindqvist-Type [Nb6O19]8- Cluster2024

    • Author(s)
      Soichi Kikkawa, Yu Fujiki, Vorakit Chudatemiya, Hiroki Nagakari, Naoki Nakatani, Seiji Yamazoe
    • Organizer
      Gordon Research Conference
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Highly selective synthesis of imines through oxidative coupling of alcohols and anilines using POM-supported Ag NPs composite catalysts2024

    • Author(s)
      Shoji Fukuda, Soichi Kikkawa, Seiji Yamazoe
    • Organizer
      日本化学会 第104春季年会
    • Related Report
      2023 Annual Research Report
  • [Presentation] 層状複水酸化物-金属酸化物クラスター複合体の合成とその触媒応用2024

    • Author(s)
      髙橋浩耀, 吉川聡一, 山添誠司
    • Organizer
      日本化学会 第104春季年会
    • Related Report
      2023 Annual Research Report
  • [Presentation] クラスター複合塩の精密合成とその評価2024

    • Author(s)
      鈴木 太士, 松山 知樹, 吉川 聡一, 中谷 直輝, 山添 誠司
    • Organizer
      日本化学会 第104春季年会
    • Related Report
      2023 Annual Research Report
  • [Presentation] Synthesis, separation, and purification of V group metal oxide clusters2024

    • Author(s)
      Nattamon Panichakul, Tomoki Matsuyama, Soichi Kikkawa, Koichi Kikuchi, Seiji Yamazoe
    • Organizer
      日本化学会 第104春季年会
    • Related Report
      2023 Annual Research Report
  • [Presentation] Size effect of V group metal oxide clusters on base catalytic proper2024

    • Author(s)
      Hongpuek Supisara, Hiroki Nagakari, Soichi Kikkawa, Seiji Yamazoe
    • Organizer
      日本化学会 第104春季年会
    • Related Report
      2023 Annual Research Report
  • [Presentation] CO2 Capture from Air and Catalytic CO2 Conversions Using Metal Oxide Clusters2024

    • Author(s)
      Seiji Yamazoe
    • Organizer
      9th INTERNATIONAL CONGRESS ON SCIENCE TECHNOLOGY AND TECHNOLOGY-BASED INNOVATION
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] X線吸収スペクトル解析 解析ソフトxTunesの紹介2024

    • Author(s)
      山添誠司
    • Organizer
      産業利用に役立つXAFSによる先端材料の局所状態解析2024
    • Related Report
      2023 Annual Research Report
    • Invited
  • [Presentation] CO2 Capture from Air and Catalytic CO2 Conversions Using Metal Oxide Clusters2024

    • Author(s)
      山添誠司
    • Organizer
      未踏チャレンジ交流会
    • Related Report
      2023 Annual Research Report
  • [Presentation] Improvement of selectivity in CO2 fixation reaction to styrene oxide by Ta-substitution for [Nb6O19]8- catalysts2023

    • Author(s)
      Vorakit Chudatemiya, Mio Tsukada, Hiroki Nagkari, Soichi Kikkawa, Jun Hirayama, Naoki Nakatani, Takafumi Yamamoto, Seiji Yamazoe
    • Organizer
      ナノ学会第21回大会
    • Related Report
      2023 Annual Research Report
  • [Presentation] 層状複水酸化物のメモリーエフェクトを利用した 金属酸化物クラスターとの複合化とその触媒応用2023

    • Author(s)
      髙橋浩耀, 吉川聡一, 山添誠司
    • Organizer
      ナノ学会第21回大会
    • Related Report
      2023 Annual Research Report
  • [Presentation] Base catalysis of Lindqvist-type [M6O19]8- (M = Nb, Ta) clusters2023

    • Author(s)
      Seiji Yamazoe, Yu Fujiki, Hiroki Nagakari, Vorakit Chudatemiya, Soichi Kikkawa, Tomoki Matsuyama, Naoki Nakatani
    • Organizer
      EUROPACAT2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] HERFD-XAS study on molecular adsorption states of strong base metal oxide cluster catalysts2023

    • Author(s)
      omoki Matsuyama,Hiroki Nagakari, Soichi Kikkawa,Naomi Kawamura,Kotaro Higashi,Naoki Nakatani,Seiji Yamazoe
    • Organizer
      EUROPACAT2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Modification of supported Pt nanoparticles with basic metal oxide clusters for N-formylation reaction using CO2 as a carbon source2023

    • Author(s)
      Yutaro Matsunaga, Soichi Kikkawa, Seiji Yamazoe
    • Organizer
      EUROPACAT2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Highly selective CO2 fixation reaction over single-Ta-substituted Lindqvist-type hexaniobate cluster as base catalyst2023

    • Author(s)
      Vorakit Chudatemiya, Mio Tsukada, Hiroki Nagkari, Soichi Kikkawa, Naoki Nakatani, Seiji Yamazoe
    • Organizer
      EUROPACAT2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Synthesis and catalytic application of bifunctional composite catalysts between supported metal nanoparticles and polyoxometalates2023

    • Author(s)
      Shoji Fukuda, Soichi Kikkawa, Ryo Takahata, Kosuke Suzuki, Kazuya Yamaguchi, Toshiharu Teranishi, Seiji Yamazoe
    • Organizer
      EUROPACAT2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Size dependence of niobium oxide clusters for base catalysis2023

    • Author(s)
      Hiroki Nagakari, Soichi Kikkawa, Naoki Nakatani, Seiji Yamazoe
    • Organizer
      EUROPACAT2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] 金属酸化物クラスターを修飾した担持Agナノ粒子触媒による高選択的な N-アルキル化反応2023

    • Author(s)
      福田正次, 吉川聡一, 山添誠司
    • Organizer
      第132回 触媒討論会
    • Related Report
      2023 Annual Research Report
  • [Presentation] 時間分解能XAFSによる ニオブ酸化物クラスターの マイクロ波水熱合成過程の観察2023

    • Author(s)
      永仮広樹, 吉川聡一, 東晃太朗, 宇留賀朋哉, 椿俊太郎, 中谷直輝, 山添誠司
    • Organizer
      第132回 触媒討論会
    • Related Report
      2023 Annual Research Report
  • [Presentation] 塩基性金属酸化物クラスターの修飾による 担持白金触媒の反応性制御2023

    • Author(s)
      松永優太朗, 吉川聡一, 山添誠司
    • Organizer
      第132回 触媒討論会
    • Related Report
      2023 Annual Research Report
  • [Presentation] 金属酸化物クラスターと層状複水酸化物の複合化と不均一系触媒反応への応用2023

    • Author(s)
      髙橋浩耀, 吉川聡一, 山添誠司
    • Organizer
      第132回 触媒討論会
    • Related Report
      2023 Annual Research Report
  • [Presentation] Improvement of product selectivity in CO2 fixation to styrene oxide by Ta-substitution for Nb in [Nb6O19]8- catalysts2023

    • Author(s)
      Vorakit Chudatemiya, Mio Tsukada, Hiroki Nagakari, Soichi Kikkawa, Jun Hirayama, Naoki Nakatani, Takafumi Yamamoto, Seiji Yamazoe
    • Organizer
      第17回分子科学討論会
    • Related Report
      2023 Annual Research Report
  • [Presentation] 時間分解クイック XAFS によるニオブ酸化物クラスターの マイクロ波水熱合成過程の観察2023

    • Author(s)
      永仮 広樹, 吉川 聡一, 東 晃太朗, 宇留賀 朋哉, 椿 俊太郎, 中谷 直輝, 山添 誠司
    • Organizer
      XAFS夏の学校2023
    • Related Report
      2023 Annual Research Report
  • [Presentation] 5族金属酸化物クラスター塩基触媒の特異な耐水性2023

    • Author(s)
      永仮広樹, 吉川聡一, 中谷直輝, 山添誠司
    • Organizer
      第53回石油・石油化学討論会
    • Related Report
      2023 Annual Research Report
  • [Presentation] Single-Ta-substituted Lindqvist-type hexaniobate cluster as base catalyst for highly selective CO2 fixation reaction2023

    • Author(s)
      Vorakit Chudatemiya, Mio Tsukada, Hiroki Nagakari, Soichi Kikkawa, Naoki Nakatani, Seiji Yamazoe
    • Organizer
      International Symposium on Catalysis and Fine Chemicals 2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Bi-functional catalysis of [Nb6O19]8--modified Au/Al2O32023

    • Author(s)
      Shoji Fukuda, Soichi Kikkawa, Ryo Takahata, Kosuke Suzuki, Kazuya Yamaguchi, Tatsuya Teranishi, Seiji Yamazoe
    • Organizer
      International Symposium on Catalysis and Fine Chemicals 2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Size dependence of base catalytic properties in niobium oxide clusters2023

    • Author(s)
      Hiroki Nagakari, Soichi Kikkawa, Naoki Nakatani, Seiji Yamazoe
    • Organizer
      International Symposium on Catalysis and Fine Chemicals 2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Interfacial design of supported Pt nanoparticles by basic metal oxide clusters for N-formylation reaction2023

    • Author(s)
      Yutaro Matsunaga, Soichi Kikkawa, Seiji Yamazoe
    • Organizer
      International Symposium on Catalysis and Fine Chemicals 2023
    • Related Report
      2023 Annual Research Report
    • Int'l Joint Research
  • [Presentation] XAFSによるクラスター材料の構造・物性解析2023

    • Author(s)
      山添誠司
    • Organizer
      あいちSR Seminar
    • Related Report
      2023 Annual Research Report
    • Invited
  • [Presentation] in-situ HERFD-XAS による金属酸化物クラスターでのCO2活性化機構の解明2023

    • Author(s)
      山添誠司,松山知樹,吉川聡一,河村直己,東晃太朗,中谷直輝
    • Organizer
      第132回触媒討論会
    • Related Report
      2023 Annual Research Report
  • [Presentation] 相分離を利用した DAC 技術と金属酸化物クラスター触媒による二酸化炭素変換2023

    • Author(s)
      山添誠司
    • Organizer
      第3回二酸化炭素変換触媒研究会講演会~CO2変換の鍵を握る新たな挑戦~
    • Related Report
      2023 Annual Research Report
    • Invited
  • [Presentation] Group V metal oxide clusters: Application to base catalysts2023

    • Author(s)
      Group V metal oxide clusters: Application to base catalysts
    • Organizer
      Graduate seminar in Thammasat University
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] X-ray absorption fine structure study on ligand-protected metal clusters2023

    • Author(s)
      Seiji Yamazoe
    • Organizer
      Seminar in Camerino University
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] FDMNESを利用した高分解能XANESの解析と実習2023

    • Author(s)
      山添誠司, 松山知樹
    • Organizer
      産業利用に役立つXAFSによる先端材料の局所状態解析2023
    • Related Report
      2022 Annual Research Report
    • Invited
  • [Presentation] in-situ XAFSによる金属酸化物クラスター触媒の解析2023

    • Author(s)
      山添誠司
    • Organizer
      日本化学会第103春季年会(2023)化学者のための放射光ことはじめ-XAFSの基礎と先端応用
    • Related Report
      2022 Annual Research Report
    • Invited
  • [Presentation] Group V metal oxide clusters: Application to base catalysts2023

    • Author(s)
      Seiji Yamazoe
    • Organizer
      Graduate seminar in Thammasat University
    • Related Report
      2022 Annual Research Report
    • Invited
  • [Presentation] V族金属酸化物クラスタ―の耐水性塩基触媒作用2023

    • Author(s)
      吉川聡一,藤木裕宇,Chudatemiya Vorakit,永仮広樹,平山純,中谷直輝,山添誠司
    • Organizer
      第131回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] Tuning Product Selectivity for Base Catalytic Reactions over Ta-Nb Mixed Oxide Clusters2023

    • Author(s)
      Chudatemiya Vorakit,Tsukada Mio,Kikkawa Soichi,Yamazoe Seiji
    • Organizer
      第131回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] 担持Agナノ粒子と金属酸化物クラスターの複合体の合成とその触媒応用2023

    • Author(s)
      福田正次,吉川聡一,山添誠司
    • Organizer
      第131回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] ニオブ酸化物クラスターの塩基触媒活性に対するクラスターサイズの影響2023

    • Author(s)
      永仮広樹,吉川聡一,中谷直輝,山添誠司
    • Organizer
      第131回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] 塩基性金属酸化物クラスターの修飾による担持白金触媒の反応性制御2023

    • Author(s)
      松永優太郎,吉川聡一,山添誠司
    • Organizer
      第131回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] X線吸収分光法によるタンタル酸化物クラスターの二酸化炭素活性化機構の解明2023

    • Author(s)
      松山知樹,吉川聡一,河村直己,東晃太朗,中谷直輝,山添誠司
    • Organizer
      日本化学会第103春季年会
    • Related Report
      2022 Annual Research Report
  • [Presentation] in-situ XAFSによる金属酸化物クラスター触媒の解析2023

    • Author(s)
      山添誠司
    • Organizer
      日本化学会第103春季年会
    • Related Report
      2022 Annual Research Report
  • [Presentation] Base catalysis of polyanionic group V metal oxide clusters2022

    • Author(s)
      Seiji Yamazoe, Yu Fujiki, Vorakit Chudatemiya, Soichi Kikkawa, Jun Hirayama, Kazuki Shibusawa, Naoki Nakatani
    • Organizer
      TOCAT9
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] ニオブ酸化物クラスターの特異な耐水性塩基触媒作用2022

    • Author(s)
      山添誠司,藤木裕宇, V.Chudatemiya, 永仮広樹, 松山知樹, 中谷直輝, 吉川聡一
    • Organizer
      第16回分子科学討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] 塩基性複合金属酸化物クラスターによる CO2固定化反応2022

    • Author(s)
      吉川聡一,塚田実緒,永仮広樹,平山純,東晃太朗,加藤和男,宇留賀朋哉 ,中谷直輝,山本隆文,山添誠司
    • Organizer
      ナノ学会第20回大会
    • Related Report
      2022 Annual Research Report
  • [Presentation] HERFD-XAS法による Lindqvist 型[Ta6O19]8-のCO2活性化機構の解明2022

    • Author(s)
      松山知樹,吉川聡一,河村直己,東晃太朗,山添誠司
    • Organizer
      ナノ学会第20回大会
    • Related Report
      2022 Annual Research Report
  • [Presentation] サイズ制御したNb酸化物クラスターの塩基触媒特性評価2022

    • Author(s)
      永仮広樹,塚田実緒,吉川聡一,中谷直輝,山添誠司
    • Organizer
      ナノ学会第20回大会
    • Related Report
      2022 Annual Research Report
  • [Presentation] Structure-Activity Relationship on Base Catalysis of Sodium Salts of Ta-Nb Mixed Metal Oxide Clusters2022

    • Author(s)
      Soichi Kikkawa, Mio Tsukada, Kanako Shibata, Yu Fujiki, Kazuki Shibusawa, Jun Hirayama, Naoki Nakatani, Takafumi Yamamoto, Seiji Yamazoe
    • Organizer
      XAFS2022
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] HERFD-XAS Study on Ligand Effect on the Electronic Structure of Au Clusters2022

    • Author(s)
      Tomoki Matsuyama, Jun Hirayama, Yu Fujiki, Soichi Kikkawa, Wataru Kurashige, Hiroyuki Asakura, Naomi Kawamura, Yuichi Negishi, Naoki Nakatani, Keisuke Hatada, Seiji Yamazoe
    • Organizer
      XAFS2022
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] CO2 Fixation Reaction over Ta- and Nb-Based Solid-Solution Metal Oxide Clusters2022

    • Author(s)
      Soichi Kikkawa, Mio Tsukada, Vorakit Chudatemiya, Jun Hirayama, Kotaro Higashi, Kazuo Kato, Tomoya Uruga, Naoki Nakatani, Takafumi Yamamoto, Seiji Yamazoe
    • Organizer
      TOCAT9
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Bifunctional Catalytic N-Formylation of Amine of Metal-Oxide-Cluster-Derived Catalyst using CO22022

    • Author(s)
      Vorakit Chudatemiya, Soichi Kikkawa, Jun Hirayama, Ryo Takahata, Toshiharu Teranishi, Seiji Yamazoe
    • Organizer
      TOCAT9
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Bifunctional Catalysis of Supported Gold Nanoparticles Modified with Metal Oxide Clusters2022

    • Author(s)
      Shoji Fukuda, Soichi Kikkawa, Ryo Takahata, Kosuke Suzuki, Kazuya Yamaguchi, Toshiharu Teranishi, Seiji Yamazoe
    • Organizer
      TOCAT9
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Effect of Cluster Size on Their Base Catalysis of Niobium Oxide Clusters2022

    • Author(s)
      Hiroki Nagakari, Soichi Kikkawa, Naoki Nakatani, Seiji Yamazoe
    • Organizer
      TOCAT9
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Composites of Supported Metal Nanoparticles Modified with Polyoxometalates for Reduction;Base Dual Functional Catalysis2022

    • Author(s)
      Shoji Fukuda, Soichi Kikkawa, Ryo Takahata, Kosuke Suzuki, Kazuya Yamaguchi, Toshiharu Teranishi, Seiji Yamazoe
    • Organizer
      12th International Conference on Environmental Catalysis
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Tuning of Hydrogenation Ability of Supported Pt Catalysts by Metal Oxide Cluster Modification2022

    • Author(s)
      Yutaro Matsunaga, Shoji Fukuda, Soichi Kikkawa, Seiji Yamazoe
    • Organizer
      12th International Conference on Environmental Catalysis
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Lindqvist型[Ta6O19]8-のCO2吸着挙動のin situ HERFD-XAS計測2022

    • Author(s)
      松山知樹,吉川聡一,河村直己,東晃太朗,中谷直輝,山添誠司
    • Organizer
      第25回XAFS討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] Bifunctional Catalytic N-Formylation of Amine of Metal-Oxide-Cluster-Derived Catalyst Using CO22022

    • Author(s)
      Vorakit Chudatemiya, Soichi Kikkawa, Jun Hirayama, Ryo Takahata, Toshiharu Teranishi, Seiji Yamazoe
    • Organizer
      ACS Fall 2022
    • Related Report
      2022 Annual Research Report
    • Int'l Joint Research
  • [Presentation] ニオブ酸化物クラスタ―の耐水性塩基触媒作用2022

    • Author(s)
      吉川聡一,藤木裕宇,Chudatemiya Vorakit,永仮広樹,平山純,中谷直輝,山添誠司
    • Organizer
      第130回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] 塩基性金属酸化物クラスターで修飾した担持金属触媒の合成と水素化触媒応用2022

    • Author(s)
      福田正次,吉川聡一,高畑遼,鈴木康介,山口和也,寺西利治,山添誠司
    • Organizer
      第130回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] サイズの異なるニオブ酸化物クラスターの塩基触媒作用2022

    • Author(s)
      永仮広樹,吉川聡一,中谷直輝,山添誠司
    • Organizer
      第130回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] 金属酸化物クラスター修飾による担持白金触媒の水素化能の制御2022

    • Author(s)
      松永優太郎,吉川聡一,山添誠司
    • Organizer
      第130回触媒討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] タンタル酸化物クラスター[Ta6O19]8-上でのCO2活性化機構の解明2022

    • Author(s)
      松山知樹,吉川聡一,河村直己,東晃太朗,中谷直輝,山添誠司
    • Organizer
      第16回分子科学討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] サイズの異なるニオブ酸化物クラスターにおける塩基触媒特性2022

    • Author(s)
      永仮広樹,吉川聡一,中谷直輝,山添誠司
    • Organizer
      第16回分子科学討論会
    • Related Report
      2022 Annual Research Report
  • [Presentation] HERFD-XASによるクラスター材料の電子状態解析2022

    • Author(s)
      山添誠司
    • Organizer
      第76回SPring-8先端利用技術ワークショップ「X線発光分光による電子状態研究の現状と将来展望」
    • Related Report
      2021 Annual Research Report
    • Invited
  • [Presentation] XAFSによるクラスター触媒の電子状態・局所構造解析2022

    • Author(s)
      山添誠司
    • Organizer
      2021年度X線スペクトロスコピー研究会
    • Related Report
      2021 Annual Research Report
    • Invited
  • [Presentation] XAFSによるクラスターの幾何構造,電子状態,反応性の解明2022

    • Author(s)
      山添誠司
    • Organizer
      触媒学会キャラクタリゼーション講習会
    • Related Report
      2021 Annual Research Report
    • Invited
  • [Presentation] 金属酸化物クラスターの塩基触媒活性におけるサイズ効果の検討2022

    • Author(s)
      永仮広樹,塚田実緒,吉川聡一,中谷直輝,山添誠司
    • Organizer
      第129回触媒討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] 金属酸化物クラスターと担持金属触媒の複合体合成とその触媒応用2022

    • Author(s)
      松永優太朗,福田正次,吉川聡一,山添誠司
    • Organizer
      第129回触媒討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] 1.XAFS study on ligand-protected metal clusters-Electronic, structural, and thermal properties-2021

    • Author(s)
      Seiji Yamazoe
    • Organizer
      Indo-Japan virtual workshop on “Cluster science by interdisciplinary approach: Emerging materials and phenomena”
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Metal oxide cluster base catalysts for Knoevenagel condensation and CO2 fixation reactions2021

    • Author(s)
      Seiji Yamazoe
    • Organizer
      The 2nd International Electronic Conference on Catalysis Sciences
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research / Invited
  • [Presentation] Hybrid metal oxide clusters and their bifunctional catalysis2021

    • Author(s)
      Vorakit Chudatemiya,Jun Hirayama,Soichi Kikkawa,Seiji Yamazoe
    • Organizer
      Pacifichem2021
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Ligand Effects on Electronic State of Ligand-Protected Gold Clusters Elucidated by HERFD-XAS2021

    • Author(s)
      Tomoki Matsuyama,Yu Fujiki,Hikaru Takaya,Nobuhiro Yasuda,Naoki Nakatani,Jun Hirayama,Soichi Kikkawa,Seiji Yamazoe
    • Organizer
      Pacifichem2021
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Bi-functional Catalyst of Supported Gold Nanoparticles Modified with Metal Oxide Clusters2021

    • Author(s)
      Shoji Fukuda,Jun Hirayama,Soichi Kikkawa,Seiji Yamazoe
    • Organizer
      Pacifichem2021
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Lindqvist型金属酸化物クラスターの塩基触媒特性評価2021

    • Author(s)
      吉川聡一, 藤木裕宇, 塚田実緒, 澁澤一輝, 平山純, 山添誠司
    • Organizer
      ナノ学会第19回大会
    • Related Report
      2021 Annual Research Report
  • [Presentation] Na8-n[Ta6-xNbxO19]の局所構造が塩基触媒作用に及ぼす効果の解明2021

    • Author(s)
      塚田実緒,吉川聡一,柴田香菜子,藤木裕宇,澁澤一輝,平山純,中谷直輝,山本隆文,山添誠司
    • Organizer
      第24回XAFS討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] in situクイックXAFSによる複合金属酸化物クラスターの塩基特性評価2021

    • Author(s)
      吉川聡一,塚田実緒,Chudatemiya Vorakit,平山純,東晃太朗,加藤和男,宇留賀朋哉,中谷直輝,山本隆文,山添誠司
    • Organizer
      第24回XAFS討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] 配位子保護金属クラスターの配位子脱離挙動と熱安定性の解明2021

    • Author(s)
      松山知樹,吉川聡一,藤木裕宇,塚田実緒,高谷光,安田伸広,新田清文,中谷直輝,根岸雄一,山添誠司
    • Organizer
      第24回XAFS討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] N-formylation of amines using metal oxide cluster catalysts2021

    • Author(s)
      Chudatemiya Vorakit,吉川聡一,平山純,山添誠司
    • Organizer
      第128回触媒討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] 固溶体型金属酸化物クラスター[Ta6-xNbxO19]8-を用いた二酸化炭素固定化反応2021

    • Author(s)
      塚田実緒,吉川聡一,平山純,東晃太朗,加藤和男,宇留賀朋哉,中谷直輝,山本隆文,山添誠司
    • Organizer
      第128回触媒討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] 金属酸化物クラスターを修飾した担持金ナノ粒子の触媒作用2021

    • Author(s)
      福田正次,吉川聡一,平山純,山添誠司
    • Organizer
      第128回触媒討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] 複合金属酸化物クラスター[Ta6-xNbxO19]8-の塩基性評価2021

    • Author(s)
      塚田実緒,吉川聡一,平山純,東晃太朗,加藤和男,宇留賀朋哉,中谷直輝,山本隆文,山添誠司
    • Organizer
      第128回触媒討論会
    • Related Report
      2021 Annual Research Report
  • [Presentation] N-formylation of Amines using Metal Oxide Cluster Catalysts2021

    • Author(s)
      Vorakit Chudatemiya,Soichi Kikkawa,Jun Hirayama,Seiji Yamazoe
    • Organizer
      MATERIALS RESEARCH MEETING 2021
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research
  • [Presentation] Elucidation of Ligand Effects on Electronic State of Ligand-Protected Au Clusters Using HERFD-XAS2021

    • Author(s)
      Tomoki Matsuyama,Jun Hirayama,Yu Fujiki,Soichi Kikkawa,Wataru Kurashige,Hiroyuki Asakura,Naomi Kawamura,Yuichi Negishi,Naoki Nakatani,Keisuke Hatada,Fukiko Ota,Seiji Yamazoe
    • Organizer
      MATERIALS RESEARCH MEETING 2021
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research
  • [Presentation] N-formylation of amines using bifunctional metal oxide clusters2021

    • Author(s)
      Vorakit Chudatemiya,Soichi Kikkawa,Jun Hirayama,Seiji Yamazoe
    • Organizer
      18th Japan-Korea Symposium on Catalysis (18JKSC)
    • Related Report
      2021 Annual Research Report
    • Int'l Joint Research
  • [Presentation] CO2 fixation into piperidine using metal oxide cluster catalysts2021

    • Author(s)
      Vorakit Chudatemiya,Jun Hirayama,Soichi Kikkawa,Seiji Yamazo
    • Organizer
      ナノ学会第19回大会
    • Related Report
      2021 Annual Research Report
  • [Presentation] ニオブ酸化物クラスターアルカリ塩の合成と塩基特性評価2021

    • Author(s)
      天本和志,塚田実緒,柴田香菜子,平山純,吉川聡一,山添誠司
    • Organizer
      ナノ学会第19回大会
    • Related Report
      2021 Annual Research Report
  • [Presentation] 金属酸化物クラスターを修飾した担持金ナノ粒子の触媒作用2021

    • Author(s)
      福田正次,平山純,吉川聡一,山添誠司
    • Organizer
      ナノ学会第19回大会
    • Related Report
      2021 Annual Research Report
  • [Presentation] ホスフィン保護金属クラスターの熱安定性評価2021

    • Author(s)
      松山知樹,吉川聡一,藤木裕宇,塚田実緒,高谷光,安田伸広,新田清文,中谷直輝,根岸雄一,山添誠司
    • Organizer
      第15分子科学討論会
    • Related Report
      2021 Annual Research Report
  • [Book] 高エネルギー分解蛍光検出X線吸収分光よるクラスター材料の電子構造解明2024

    • Author(s)
      04.松山知樹,吉川聡一,山添誠司
    • Total Pages
      5
    • Publisher
      ナノ学会会報
    • Related Report
      2023 Annual Research Report
  • [Book] 固体表面のキャラクタリゼーション 機能性材料・ナノマテリアルのためのスペクトロスコピー2022

    • Author(s)
      山添誠司
    • Total Pages
      2
    • Publisher
      講談社
    • Related Report
      2022 Annual Research Report
  • [Remarks] 東京都立大学大学院理学研究科無機化学研究室

    • URL

      https://yamazoelab.cpark.tmu.ac.jp/yamazoelab/ja/index.html

    • Related Report
      2023 Annual Research Report
  • [Remarks] 東京都立大学大学院理学研究科化学専攻 無機化学研究室

    • URL

      https://yamazoelab.cpark.tmu.ac.jp/yamazoelab/ja/index.html

    • Related Report
      2022 Annual Research Report
  • [Remarks] 東京都立大学大学院理学研究科化学専攻 無機化学研究室

    • URL

      https://www.comp.tmu.ac.jp/yamazoelab/

    • Related Report
      2021 Annual Research Report

URL: 

Published: 2021-04-28   Modified: 2025-01-30  

Information User Guide FAQ News Terms of Use Attribution of KAKENHI

Powered by NII kakenhi