Research

1．水素エネルギー材料：安い金属のサポートにより、有機部位に水素を貯め、光で出す新しい材料！

水素は次世代エネルギーとして注目されています。我々は鉄と簡単な有機物の集合体に光を当てると水素が発生する現象を見つけました（右図）。これまでに無いタイプの新しいエネルギー材料の開発を進めています。最近ではこの新しい光反応が二酸化炭素固定化にも有効であることも明らかにしました。

Related Publication 

7. Redox-active Ligands for Chemical, Electrochemical, and Photochemical Molecular Conversions

Akinobu Nakada, Takeshi Matsumoto, Ho-Chol Chang

Coord. Chem. Rev., 2022, 473, 214804.

5. Excited-state hydrogen detachment from a tris-(o-phenylenediamine) iron(II) complex in THF at room temperature

Akinobu Nakada, Takuji Koike, Takeshi Matsumoto, Ho-Chol Chang

Chem. Commun., 2020, 56, 15414-15417. (Back Cover)

4. Molecular Insights into the Ligand-Based Six-Proton and -Electron Transfer Processes Between Tris-ortho-Phenylenediamines and Tris-ortho-Benzoquinodiimine Iron(II) Complexes

Takeshi Matsumoto, Risa Yamamoto, Masanori Wakizaka, Akinobu Nakada, Ho-Chol Chang

Chem.-Eur. J., 2020, 26, 9609-9619. (Hot Paper)

3. Direct Photochemical C–H Carboxylation of Aromatic Diamines with CO2 under Electron-Donor- and Base-free Conditions

Takeshi Matsumoto, Daiki Uchijo, Takuji Koike, Ryoya Namiki, Ho-Chol Chang

Sci. Rep., 2018, 8, 14623.

2. Dehydrogenation of Anhydrous Methanol at Room Temperature by o-Aminophenol-based Photocatalysts

Masanori Wakizaka, Takeshi Matsumoto, Ryota Tanaka, Ho-Chol Chang

Nat. Commun., 2016, 7, 12333.

1. Nonprecious-metal-assisted Photochemical Hydrogen Production from ortho-Phenylenediamine

Takeshi Matsumoto, Ho-Chol Chang, Masanori Wakizaka, Sho Ueno, Atsushi Kobayashi, Akira Nakayama, Tetsuya Taketsugu, and Masako Kato

J. Am. Chem. Soc., 2013, 135, 8646-8654.

Selected as the Front Cover & Spotlights link