Basic Information

Academic Degree

• 25 Mar. 2002

  京都大学修士（理学）
• 23 Mar. 2005

  京都大学博士（理学）
• 25 Mar. 2002

  京都大学修士（理学）
• 23 Mar. 2005

  京都大学博士（理学）
• M. Sci.(Kyoto University)
• D. Sci.(Kyoto University)

Academic Resume (Graduate Schools)

• 京都大学, 大学院理学研究科博士後期課程化学専攻, 修了
• 京都大学, 大学院理学研究科修士課程化学専攻, 修了
• 京都大学, 大学院理学研究科博士後期課程化学専攻, 修了
• 京都大学, 大学院理学研究科修士課程化学専攻, 修了

Academic Resume (Undergraduate School/Majors)

• 京都大学, 理学部, 卒業
• 京都大学, 理学部理学科, 卒業
• 京都大学, 理学部, 卒業
• 京都大学, 理学部理学科, 卒業

ID,URL

• ORCID ID

  0000-0003-2604-8195

• J-Global ID

  201401021854793883

• Researcher ID

  Q-6302-2017

• Researcher number

  80422799

researchmap URL

• https://researchmap.jp/7000009685

Research

Papers

• Interconnected Lamellar 3D Semiconductive PCP for Rechargeable Aqueous Zinc Battery Cathodes

  Zirui Lin; Ken‐ichi Otake; Takashi Kajiwara; Shotaro Hiraide; Maryam Nurhuda; Daniel Packwood; Kentaro Kadota; Hirotoshi Sakamoto; Shogo Kawaguchi; Yoshiki Kubota; Ming‐Shui Yao; Satoshi Horike; Xiaoqi Sun; Susumu Kitagawa

  Small, 29 Jan. 2025

  
• Modular Design of Highly Stable Semiconducting Porous Coordination Polymer for Efficient Electrosynthesis of Ammonia

  Ziqian Xue; Ming‐Shui Yao; Ken‐ichi Otake; Yusuke Nishiyama; Yoshitaka Aoyama; Jia‐Jia Zheng; Siquan Zhang; Takashi Kajiwara; Satoshi Horike; Susumu Kitagawa

  Angewandte Chemie International Edition, 21 May 2024

  
• Single-Atom Tailoring of the Electronic Structure of the Conductive Porous Coordination Polymer Enhances Efficient Electrochemical NH₃ Production

  Ziqian Xue; Kang Liu; Jia-Jia Zheng; Takashi Kajiwara; Hirotoshi Sakamoto; Tetsuo Honma; Ken-ichi Otake; Susumu Kitagawa

  Chemistry of Materials, 25 Apr. 2024

  
• Ultrasmall Copper Nanoclusters in Zirconium Metal‐Organic Frameworks for the Photoreduction of CO₂

  Shan Dai; Takashi Kajiwara; Miyuki Ikeda; Ignacio Romero‐Muñiz; Gilles Patriarche; Ana E. Platero‐Prats; Alexandre Vimont; Marco Daturi; Antoine Tissot; Qiang Xu; Christian Serre

  Angewandte Chemie International Edition, 23 Sep. 2022

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• Ligand‐Assisted Electrochemical CO₂ Reduction by Ru‐Polypyridyl Complexes

  Debashis Ghosh; Takashi Kajiwara; Susumu Kitagawa; Koji Tanaka

  European Journal of Inorganic Chemistry, 05 May 2020

  
• Photoinduced Catalytic Organic‐Hydride Transfer to CO ₂ Mediated with Ruthenium Complexes as NAD ⁺ /NADH Redox Couple Models**

  Yusuke Kinoshita; Nagisa Deromachi; Takashi Kajiwara; Take‐aki Koizumi; Susumu Kitagawa; Hitoshi Tamiaki; Koji Tanaka

  ChemSusChem, 27 Jan. 2023

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• Fine Pore‐Structure Engineering by Ligand Conformational Control of Naphthalene Diimide‐Based Semiconducting Porous Coordination Polymers for Efficient Chemiresistive Gas Sensing

  Ziqian Xue; Jia‐Jia Zheng; Yusuke Nishiyama; Ming‐Shui Yao; Yoshitaka Aoyama; Zeyu Fan; Ping Wang; Takashi Kajiwara; Yoshiki Kubota; Satoshi Horike; Ken‐ichi Otake; Susumu Kitagawa

  Angewandte Chemie International Edition, 09 Jan. 2023

  
• Effect of Micropores of a Porous Coordination Polymer on the Product Selectivity in Ru II Complex‐catalyzed CO 2 Reduction

  Takashi Kajiwara; Miyuki Ikeda; Katsuaki Kobayashi; Masakazu Higuchi; Koji Tanaka; Susumu Kitagawa

  Chemistry – An Asian Journal, 22 Sep. 2021

  
• Xylene Recognition in Flexible Porous Coordination Polymer by Guest-Dependent Structural Transition.

  Ping Wang; Takashi Kajiwara; Ken-Ichi Otake; Ming-Shui Yao; Hirotaka Ashitani; Yoshiki Kubota; Susumu Kitagawa

  ACS applied materials & interfaces, 04 Aug. 2021

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• Electrochemical behavior of a Rh(pentamethylcyclopentadienyl) complex bearing an NAD+/NADH-functionalized ligand

  Katsuaki Kobayashi; Take-Aki Koizumi; Debashis Ghosh; Takashi Kajiwara; Susumu Kitagawa; Koji Tanaka

  Dalton Transactions, 2018, Peer-reviewed

  
• Design and Synthesis of Porous Coordination Polymers with Expanded One-Dimensional Channels and Strongly Lewis-Acidic Sites

  Takashi Kajiwara; Hideyuki Higashimura; Masakazu Higuchi; Susumu Kitagawa

  ChemNanoMat, 2018, Peer-reviewed

  
• Catalytic Hydride Transfer to CO2 Using Ru-NAD-Type Complexes under Electrochemical Conditions

  Debashis Ghosh; Katsuaki Kobayashi; Takashi Kajiwara; Susumu Kitagawa; Koji Tanaka

  INORGANIC CHEMISTRY, Sep. 2017, Peer-reviewed

  
• Photochemical Reduction of Low Concentrations of CO2 in a Porous Coordination Polymer with a Ruthenium(II)-CO Complex

  Takashi Kajiwara; Machiko Fujii; Masahiko Tsujimoto; Katsuaki Kobayashi; Masakazu Higuchi; Koji Tanaka; Susumu Kitagawa

  ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, Feb. 2016, Peer-reviewed

  
• Dependence of crystal size on the catalytic performance of a porous coordination polymer

  Tomokazu Kiyonaga; Masakazu Higuchi; Takashi Kajiwara; Yohei Takashima; Jingui Duan; Kazuro Nagashima; Susumu Kitagawa

  CHEMICAL COMMUNICATIONS, 2015, Peer-reviewed

  
• A Systematic Study on the Stability of Porous Coordination Polymers against Ammonia

  Takashi Kajiwara; Masakazu Higuchi; Daisuke Watanabe; Hideyuki Higashimura; Teppei Yamada; Hiroshi Kitagawa

  CHEMISTRY-A EUROPEAN JOURNAL, Nov. 2014, Peer-reviewed

  
• One-dimensional alignment of strong Lewis acid sites in a porous coordination polymer

  Takashi Kajiwara; Masakazu Higuchi; Akihiro Yuasa; Hideyuki Higashimura; Susumu Kitagawa

  CHEMICAL COMMUNICATIONS, 2013, Peer-reviewed

  
• Preparation of free-standing films with sulfonyl group from 3-mercaptopropyl(trimethoxy)silane/1,2-bis(triethoxysilyl)ethane copolymer

  Takahiro Gunji; Yasunobu Shigematsu; Takashi Kajiwara; Yoshimoto Abe

  POLYMER JOURNAL, Aug. 2010, Peer-reviewed

  
• Preparation and properties of polyhedral oligomeric silsesquioxane-polysiloxane copolymers

  Takahiro Gunji; Takahiro Shioda; Koji Tsuchihira; Hiroyasu Seki; Takashi Kajiwara; Yoshimoto Abe

  APPLIED ORGANOMETALLIC CHEMISTRY, Aug. 2010, Peer-reviewed

  
• Synthesis and structure of ladder polymethylsilsesquioxanes from sila-functionalized cyclotetrasiloxanes

  Hiroyasu Seki; Takashi Kajiwara; Yoshimoto Abe; Takahiro Gunji

  JOURNAL OF ORGANOMETALLIC CHEMISTRY, May 2010, Peer-reviewed

  
• Group-4 Transition-Metal Boryl Complexes: Syntheses, Structures, Boron-Metal Bonding Properties, and Application as a Polymerization Catalyst

  Tomomi Terabayashi; Takashi Kajiwara; Makoto Yamashita; Kyoko Nozaki

  JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, Oct. 2009, Peer-reviewed

  
• Synthesis of Novel Polysiloxanes Containing Polyhedral Octasilsesquioxanes and Their Properties

  Takashi Kajiwara

  World Journal of Engineering, 2009, Peer-reviewed

  
• Preparation and Properties of Siloxane/Epoxy Organic-Inorganic Hybrid Thin Films, Self-Standing Films, and Bulk Bodies

  Takahiro Gunji; Shotaro Itagaki; Takashi Kajiwara; Yoshimoto Abe; Tadashi Hatakeyama; Ryuichi Aoki

  POLYMER JOURNAL, 2009, Peer-reviewed

  
• Synthesis of alkali metal salts of borylsilyl anions utilizing highly crowded silylboranes and their properties

  Takashi Kajiwara; Nobuhiro Takeda; Takahiro Sasamori; Norihiro Tokitoh

  ORGANOMETALLICS, Mar. 2008, Peer-reviewed

  
• Syntheses, structures, and reactivities of borylcopper and -zinc compounds: 1,4-silaboration of an alpha,beta-unsaturated ketone to form a gamma-siloxyallylborane

  Takashi Kajiwara; Tomomi Terabayashi; Makoto Yamashita; Kyoko Nozaki

  ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 2008, Peer-reviewed

  
• Preparation and characterization of BIT ferroelectrics by precursor method using triethanolamine

  Gunji T; Hashimoto J; Kajiwara T; Abe Y

  Materials Research Society Symposium Proceedings, 2008, Peer-reviewed

  
• Ladder distyrylbenzenes with silicon and chalcogen bridges: Synthesis, structures, and properties

  Kazuhiro Mouri; Atsushi Wakamiya; Hiroshi Yamada; Takashi Kajiwara; Shigehiro Yamaguchi

  ORGANIC LETTERS, Jan. 2007, Peer-reviewed

  
• Insertion of an overcrowded silylene into hydro- and haloboranes: A novel synthesis of silylborane derivatives and their properties

  T Kajiwara; N Takeda; T Sasamori; N Tokitoh

  ORGANOMETALLICS, Sep. 2004, Peer-reviewed

  
• Unprecedented insertion reaction of a silylene into a B-B bond and generation of a novel borylsilyl anion by boron-metal exchange reaction of the resultant diborylsilane

  T Kajiwara; N Takeda; T Sasamori; N Tokitoh

  CHEMICAL COMMUNICATIONS, 2004, Peer-reviewed

  
• Synthesis and properties of the first stable silylene-isocyanide complexes

  N Takeda; T Kajiwara; H Suzuki; R Okazaki; N Tokitoh

  CHEMISTRY-A EUROPEAN JOURNAL, Aug. 2003, Peer-reviewed

  
• Stable 2H-azasilirene and 2H-phosphasilirene: Addition reaction of an overcrowded silylene to a nitrile and a phosphaalkyne

  Norihiro Tokitoh; Hiroyuki Suzuki; Nobuhiro Takeda; Takashi Kajiwara; Takahiro Sasamori; Renji Okazaki

  Silicon Chemistry, 2002, Peer-reviewed

  
• Reaction of stable silylene-lsocyanide complexes with boranes: Synthesis and properties of the first stable silylborane-isocyanide complexes

  N Takeda; T Kajiwara; N Tokitoh

  CHEMISTRY LETTERS, Nov. 2001, Peer-reviewed

  
• Supramolecular assembly of light harvesting porphyrin hexamer

  H Shinmori; T Kajiwara; A Osuka

  TETRAHEDRON LETTERS, May 2001, Peer-reviewed

  

Misc.

• Flexible Porous Coordination Polymers with Local and Global Motility Cooperation

  WANG Ping; OTAKE Ken-ichi; KAJIWARA Takashi; KITAGAWA Susumu

  錯体化学会討論会講演要旨集, 2021

  
• Photochemical CO2 reduction with ruthenium(II)-complex catalysts inside the micropores of porous coordination polymers

  Takashi Kajiwara

  錯体化学会第72回討論会 Symposium S3, 26 Sep. 2022

  
• 金属有機構造体 (MOF) を用いた二酸化炭素の再資源化

  梶原隆史

  第2回「日本ガス協会 低炭素技術研究会」, 29 Jan. 2018

  
• 多孔性配位高分子 (PCP) を用いた二酸化炭素の再資源化

  梶原隆史

  第5回「二酸化炭素を原料とした物質・エネルギー変換技術研究会」, 16 Oct. 2017

  
• 金属・配位子・ナノ空間に触媒機能を組込む

  樋口雅一; 梶原隆史

  現代化学, Apr. 2012

  

Industrial Property Rights

• 特許6204737, 特願2013-151102, 炭化水素の製造方法、クラッキング触媒、多孔性金属錯体、触媒の活性化方法、及び酸強度測定方法

  
• 特許6052663, 特願2012-192210, 多孔性金属錯体、多孔性金属錯体の製造方法、吸蔵材料及び光機能材料

  
• 特許5945805, 特願2012-170348, 複合触媒材料及びその製造方法

  
• 特許5880193, 特願2012-067540, 多孔性金属錯体と無機触媒材料との複合触媒の製造方法

  
• 特許6017777, 特願2011-262899, 組成物及び該組成物を用いたアンモニア製造方法

  
• 特許4908882, 特願2006-065086, ベンゾビスアゾール骨格をもつ有機π電子系材料およびその製造方法

  

Awards

• 01 Apr. 2004

  日本化学会第８４春季年会学生講演賞
• 01 Apr. 2004

  日本化学会第８４春季年会「学生講演賞」

External funds: Kakenhi

• Development of novel photocatalyst directed toward the reduction of CO2 in air

  Grant-in-Aid for Scientific Research (C)

  Basic Section 36020:Energy-related chemistry

  Kyoto University

  Takashi KAJIWARA

  From 01 Apr. 2020, To 31 Mar. 2023, Project Closed

  二酸化炭素還元;多孔性配位高分子;光触媒;物質分離;多孔性金属錯体

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-20K05686/
• Development of Gas Separative Membrane Reactor with Coordination Nanochannels

  Grant-in-Aid for Scientific Research (B)

  Basic Section 36020:Energy-related chemistry

  The University of Tokyo

  Nobuhiko Hosono

  From 01 Apr. 2018, To 31 Mar. 2021, Project Closed

  分離膜;多孔性金属錯体;多孔性配位高分子;分子認識;ガス分離;触媒;CO2変換;高分子分離;クロマトグラフィー;ガス分離膜;物質変換;錯体化学;高分子膜;分離;カラムクロマトグラフィー;CO2固定;金属有機構造体;高分子複合体;光触媒

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-18H02072/
• Synthesis of Novel Porous Materials bearing Renewable Organic Hydride Donors

  Grant-in-Aid for Young Scientists (B)

  Kyoto University

  Takashi Kajiwara

  From 01 Apr. 2016, To 31 Mar. 2018, Project Closed

  有機ヒドリド;多孔性配位高分子;NAD(P)Hモデル;NADHモデル;再生可能エネルギー;触媒;多孔性金属錯体

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-16K17942/
• カルボランを含有する新規なシグマ電子系化合物の創製とその性質の解明

  Grant-in-Aid for Young Scientists (B)

  Tokyo University of Science

  梶原 隆史

  From 01 Apr. 2009, To 31 Mar. 2010, Project Closed

  https://kaken.nii.ac.jp/grant/KAKENHI-PROJECT-21750051/

External funds: others

• 高効率な水分解光触媒の開発

  文部科学省, 地域イノベーション戦略支援プログラム

  From 01 Aug. 2014, To 31 Mar. 2018

  北川進

  梶原隆史