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[Au9Ag6(CCR)10(DPPM)2Cl2](PPh4): a four-electron cluster with a bi-decahedral twisted metal core.
Deng, Guocheng; Ki, Taeyoung; Yoo, Seungwoo; Liu, Xiaolin; Lee, Kangjae; Bootharaju, Megalamane S; Hyeon, Taeghwan.
Afiliación
  • Deng G; Center for Nanoparticle Research, Institute for Basic Science (IBS), Seoul 08826, Republic of Korea. msbootharaju@snu.ac.kr.
  • Ki T; School of Chemical and Biological Engineering, and Institute of Chemical Processes, Seoul National University, Seoul 08826, Republic of Korea.
  • Yoo S; Center for Nanoparticle Research, Institute for Basic Science (IBS), Seoul 08826, Republic of Korea. msbootharaju@snu.ac.kr.
  • Liu X; School of Chemical and Biological Engineering, and Institute of Chemical Processes, Seoul National University, Seoul 08826, Republic of Korea.
  • Lee K; Center for Nanoparticle Research, Institute for Basic Science (IBS), Seoul 08826, Republic of Korea. msbootharaju@snu.ac.kr.
  • Bootharaju MS; School of Chemical and Biological Engineering, and Institute of Chemical Processes, Seoul National University, Seoul 08826, Republic of Korea.
  • Hyeon T; Center for Nanoparticle Research, Institute for Basic Science (IBS), Seoul 08826, Republic of Korea. msbootharaju@snu.ac.kr.
Nanoscale ; 16(23): 11090-11095, 2024 Jun 13.
Article en En | MEDLINE | ID: mdl-38766759
ABSTRACT
The assembly of cluster units in a distinct manner can give rise to nanoclusters exhibiting unique geometrical structures and properties. Herein, we present a one-pot synthesis and structural characterization of a AuAg alloy cluster, [Au9Ag6(CCR)10(DPPM)2Cl2](PPh4), denoted as Au9Ag6 (where HCCR is 3,5-bis(trifluoromethyl)phenylacetylene, and DPPM is bis(diphenylphosphino)methane). Single-crystal X-ray diffraction data analysis reveals that Au9Ag6 features a distinctive Au7Ag6 bi-decahedral core, formed by a twisted assembly of two Au4Ag3 decahedra sharing one vertex. The Au4Ag3 building blocks are bridged by two gold atoms on opposite sides of the bi-decahedral core. The Au9Ag6 cluster is monoanionic and it is stabilized by two chloride, two DPPM and ten alkynyl ligands. This cluster represents the first instance of a cluster of clusters built upon decahedral units.

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Nanoscale Año: 2024 Tipo del documento: Article Pais de publicación: Reino Unido

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: Nanoscale Año: 2024 Tipo del documento: Article Pais de publicación: Reino Unido