Atomically precise noble metal nanoclusters as efficient catalysts: a bridge between structure and properties

Y Du, H Sheng, D Astruc, M Zhu - Chemical reviews, 2019 - ACS Publications
Improving the knowledge of the relationship between structure and properties is
fundamental in catalysis. Recently, researchers have developed a variety of well-controlled …

Thiolate‐protected metal nanoclusters: recent development in synthesis, understanding of reaction, and application in energy and environmental field

T Kawawaki, A Ebina, Y Hosokawa, S Ozaki, D Suzuki… - Small, 2021 - Wiley Online Library
Metal nanoclusters (NCs), which are composed of about 250 or fewer metal atoms, possess
great potential as novel functional materials. Fundamental research on metal NCs gradually …

Toward the creation of high-performance heterogeneous catalysts by controlled ligand desorption from atomically precise metal nanoclusters

T Kawawaki, Y Kataoka, M Hirata, Y Iwamatsu… - Nanoscale …, 2021 - pubs.rsc.org
Ligand-protected metal nanoclusters controlled by atomic accuracy (ie atomically precise
metal NCs) have recently attracted considerable attention as active sites in heterogeneous …

Atomically precise alloy nanoclusters

T Kawawaki, Y Imai, D Suzuki, S Kato… - … A European Journal, 2020 - Wiley Online Library
Metal nanoclusters (NCs) have a particle size of about one nanometer, which makes them
the smallest unit that can give a function to a substance. In addition, metal NCs possess …

Pt 17 nanocluster electrocatalysts: preparation and origin of high oxygen reduction reaction activity

T Kawawaki, Y Mitomi, N Nishi, R Kurosaki, K Oiwa… - Nanoscale, 2023 - pubs.rsc.org
We recently found that [Pt17 (CO) 12 (PPh3) 8] z (Pt= platinum; CO= carbon monoxide;
PPh3= triphenylphosphine; z= 1+ or 2+) is a Pt nanocluster (Pt NC) that can be synthesized …

Vertex‐Shared Linear Superatomic Molecules: Stepping Stones to Novel Materials Composed of Noble Metal Clusters

Y Niihori, S Miyajima, A Ikeda, T Kosaka… - Small …, 2023 - Wiley Online Library
Extremely small metal clusters composed of noble metal atoms (M) have orbitals similar to
those of atoms and therefore can be thought of as artificial atoms or superatoms. If these …

Creation of active water-splitting photocatalysts by controlling cocatalysts using atomically precise metal nanoclusters

T Kawawaki, Y Kataoka, S Ozaki, M Kawachi… - Chemical …, 2021 - pubs.rsc.org
With global warming and the depletion of fossil resources, our fossil-fuel-dependent society
is expected to shift to one that instead uses hydrogen (H2) as clean and renewable energy …

Au25-Loaded BaLa4Ti4O15 Water-Splitting Photocatalyst with Enhanced Activity and Durability Produced Using New Chromium Oxide Shell Formation Method

W Kurashige, R Kumazawa, D Ishii… - The Journal of …, 2018 - ACS Publications
We report herein remarkable improvement of activity and stability of an Au25-loaded
BaLa4Ti4O15 water-splitting photocatalyst. We first examined the influence of refining the …

Metal-nanocluster science and technology: my personal history and outlook

Y Negishi - Physical Chemistry Chemical Physics, 2022 - pubs.rsc.org
Metal nanoclusters (NCs) are one of the leading targets in research of nanoscale materials,
and elucidation of their properties (science) and development of control techniques …

Elucidation of the electronic structures of thiolate-protected gold nanoclusters by electrochemical measurements

T Kawawaki, Y Negishi - Dalton Transactions, 2023 - pubs.rsc.org
Metal nanoclusters (NCs) with sizes of approximately 2 nm or less have different
physical/chemical properties from those of the bulk metals owing to quantum size effects …