Kiichirou Koyasu

Publication Activity (10 Years)

Years Active: 2017-2024
Publications (10 Years): 17

Top Topics

Knee Osteoarthritis

Electron Microscopy

Gold Nanoparticles

Top Venues

The journal of physical chemistry. A

The journal of physical chemistry letters

Angewandte Chemie (International ed. in English)

Physical chemistry chemical physics : PCCP

This page only lists publications with an associated author ORCID identifier.

Publications

Yuriko Tasaka, Megumi Suyama, Shun Ito, Kiichirou Koyasu, Manfred M Kappes, Flavio Maran, Tatsuya Tsukuda
Gas-Phase Anion Photoelectron Spectroscopy of Alkanethiolate-Protected PtAu 12 Superatoms: Charging Energy in Vacuum vs Solution. Angewandte Chemie (International ed. in English) 63 (37) (2024)
Yuki Fujiwara, Shun Ito, Kiichirou Koyasu, Tatsuya Tsukuda
Gas-Phase Structures of [Au 21 (SR) 14 ] - and [Au 17 (SR) 10 ] - with Eight Electrons: Can They Support an Icosahedral Au 13 Core? The journal of physical chemistry. A 128 (16) (2024)
Minoru Akutsu, Kiichirou Koyasu, Ken Miyajima, Masaaki Mitsui, Tomoya Inoue, Atsushi Nakajima
Geometric and Electronic Properties of P Atom-Doped Al Nanoclusters: Alkaline-like Superatom of P@Al 12 . The journal of physical chemistry. A (2024)
Yuriko Tasaka, Megumi Suyama, Shun Ito, Kiichirou Koyasu, Manfred M Kappes, Flavio Maran, Tatsuya Tsukuda
Gas-Phase Anion Photoelectron Spectroscopy of Alkanethiolate-Protected PtAu 12 Superatoms: Charging Energy in Vacuum vs Solution. Angewandte Chemie (International ed. in English) (2024)
Yuki Fujiwara, Shun Ito, Kiichirou Koyasu, Tatsuya Tsukuda
Gas-Phase Structures of [Au 21 (SR) 14 ] - and [Au 17 (SR) 10 ] - with Eight Electrons: Can They Support an Icosahedral Au 13 Core? The journal of physical chemistry. A (2024)
Minoru Akutsu, Kiichirou Koyasu, Ken Miyajima, Masaaki Mitsui, Tomoya Inoue, Atsushi Nakajima
Geometric and Electronic Properties of P Atom-Doped Al Nanoclusters: Alkaline-like Superatom of P@Al 12 . The journal of physical chemistry. A 128 (32) (2024)
Katsunosuke Nakamura, Shun Ito, Kiichirou Koyasu, Tatsuya Tsukuda
Effect of total charge on the electronic structure of thiolate-protected X@Ag 12 superatoms (X = Ag, Au). Physical chemistry chemical physics : PCCP 25 (8) (2023)
Katsunosuke Nakamura, Shun Ito, Kiichirou Koyasu, Tatsuya Tsukuda
Effect of total charge on the electronic structure of thiolate-protected X@Ag 12 superatoms (X = Ag, Au). Physical chemistry chemical physics : PCCP (2023)
Lewei Wang, Tsubasa Omoda, Kiichirou Koyasu, Tatsuya Tsukuda
Controlled Synthesis of Diphosphine-Protected Gold Cluster Cations Using Magnetron Sputtering Method. Molecules (Basel, Switzerland) 27 (4) (2022)
Shun Ito, Yuriko Tasaka, Katsunosuke Nakamura, Yuki Fujiwara, Keisuke Hirata, Kiichirou Koyasu, Tatsuya Tsukuda
Electron Affinities of Ligated Icosahedral M 13 Superatoms Revisited by Gas-Phase Anion Photoelectron Spectroscopy. The journal of physical chemistry letters 13 (22) (2022)
Shun Ito, Kiichirou Koyasu, Shinjiro Takano, Tatsuya Tsukuda
Critical Role of CF3 Groups in the Electronic Stabilization of [PdAu24(C≡CC6H3(CF3)2)18]2- as Revealed by Gas-Phase Anion Photoelectron Spectroscopy. The journal of physical chemistry letters 12 (42) (2021)
Haru Hirai, Shun Ito, Shinjiro Takano, Kiichirou Koyasu, Tatsuya Tsukuda
Ligand-protected gold/silver superatoms: current status and emerging trends. Chemical science 11 (45) (2020)
Yuriko Tasaka, Katsunosuke Nakamura, Sami Malola, Keisuke Hirata, Kuenhee Kim, Kiichirou Koyasu, Hannu Häkkinen, Tatsuya Tsukuda
Electron Binding in a Superatom with a Repulsive Coulomb Barrier: The Case of [Ag44(SC6H3F2)30]4- in the Gas Phase. The journal of physical chemistry letters 11 (8) (2020)
Kiichirou Koyasu, Kazuyuki Tsuruoka, Satoshi Kameoka, An-Pang Tsai, Tatsuya Tsukuda
Au3Si4- and Au4Si4: Electronically Equivalent but Different Polarity Superatoms. The journal of physical chemistry. A 124 (38) (2020)
Kuenhee Kim, Keisuke Hirata, Katsunosuke Nakamura, Hirokazu Kitazawa, Shun Hayashi, Kiichirou Koyasu, Tatsuya Tsukuda
Elucidating the Doping Effect on the Electronic Structure of Thiolate-Protected Silver Superatoms by Photoelectron Spectroscopy. Angewandte Chemie (International ed. in English) 58 (34) (2019)
Ryo Takahata, Seiji Yamazoe, Kiichirou Koyasu, Kohei Imura, Tatsuya Tsukuda
Gold Ultrathin Nanorods with Controlled Aspect Ratios and Surface Modifications: Formation Mechanism and Localized Surface Plasmon Resonance. Journal of the American Chemical Society 140 (21) (2018)
Maia Azubel, Ai Leen Koh, Kiichirou Koyasu, Tatsuya Tsukuda, Roger D Kornberg
Structure Determination of a Water-Soluble 144-Gold Atom Particle at Atomic Resolution by Aberration-Corrected Electron Microscopy. ACS nano 11 (12) (2017)