Ryu Sakuma, Keisuke Hirata, James M. Lisy, Masaaki Fujii, Shun-ichi Ishiuchi. Unbuckling the 18-Crown-6 Ether Belt Around Metal Ions: Forging the Connection to the Condensed Phase. Journal of the American Chemical Society. 2024
Anne Zehnacker, Kien Xuan Vo, Keisuke Hirata, Bruno Martínez-Haya, Jos Oomens, Shun-ichi Ishiuchi, Masaaki Fujii. Enantioselective complexation of protonated tyrosine by a chiral crown-ether: the nature of the Hydrogen bonds makes the difference. ChemPhysChem. 2024
Kien X. Vo, Keisuke Hirata, James M. Lisy, Masaaki Fujii, Shun-ichi Ishiuchi. Releasing Preferentially Sequestered Na+ from Its Confinement by Beauvericin: A Single Water Molecule is the Accomplice. The Journal of Physical Chemistry A. 2024. 128. 42. 9159-9166
Jean-Xavier Bardaud, Yurika Hayakawa, Hikaru Takayanagi, Keisuke Hirata, Shun-ichi Ishiuchi, Masaaki Fujii, Eric Gloaguen. Water-Induced Dissociative Mechanism of Carboxylate and Divalent Calcium Ions Revealed by IR Laser Spectroscopy. The Journal of Physical Chemistry Letters. 2024. 15. 36. 9295-9300
Hideo Toma, Jun-ichi Tabata, Keisuke Hirata, Gilles Gregoire, Masaaki Fujii, Shun-ichi Ishiuchi. Micro Solvation Effect of Methanol on Excited-State Dynamics of Protonated Tryptophan and Dopamine. The Journal of Physical Chemistry A. 2024. 128. 30. 6208-6215
Probing hydration-induced proton transfer of protonated p-aminobenzoic acid by cryogenic ion trap infrared spectroscopy
(8th Asian Spectroscopy Conference 2023 2023)