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Atomically Conformal Metal Laminations on Plasmonic Nanocrystals for Efficient Catalysis.
Acharya, Anubhab; Dubbu, Sateesh; Kumar, Sumit; Kumari, Nitee; Kim, Yeseul; So, Sunae; Kwon, Taewan; Wang, Zhipeng; Park, Junbeom; Cho, Yoon-Kyoung; Rho, Junsuk; Oh, Sang Ho; Kumar, Amit; Lee, In Su.
Afiliación
  • Acharya A; Creative Research Initiative Center for Nanospace-Confined Chemical Reactions (NCCR) and Department of Chemistry, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Dubbu S; Creative Research Initiative Center for Nanospace-Confined Chemical Reactions (NCCR) and Department of Chemistry, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Kumar S; Center for Soft and Living Matter, Institute for Basic Science (IBS), and Department of Biomedical Engineering, School of Life Sciences, Ulsan National Institute of Science and Technology (UNIST), Ulsan 44919, Korea.
  • Kumari N; Creative Research Initiative Center for Nanospace-Confined Chemical Reactions (NCCR) and Department of Chemistry, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Kim Y; Department of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • So S; Department of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Kwon T; Creative Research Initiative Center for Nanospace-Confined Chemical Reactions (NCCR) and Department of Chemistry, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Wang Z; Department of Energy Science, Sungkyunkwan University (SKKU), Suwon 16419, Korea.
  • Park J; Department of Chemistry, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Cho YK; Center for Soft and Living Matter, Institute for Basic Science (IBS), and Department of Biomedical Engineering, School of Life Sciences, Ulsan National Institute of Science and Technology (UNIST), Ulsan 44919, Korea.
  • Rho J; Department of Mechanical Engineering, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Oh SH; Department of Chemical Engineering, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
  • Kumar A; Department of Energy Science, Sungkyunkwan University (SKKU), Suwon 16419, Korea.
  • Lee IS; Creative Research Initiative Center for Nanospace-Confined Chemical Reactions (NCCR) and Department of Chemistry, Pohang University of Science and Technology (POSTECH), Pohang 37673, Korea.
J Am Chem Soc ; 143(28): 10582-10589, 2021 Jul 21.
Article en En | MEDLINE | ID: mdl-34213897
Despite the enormous application potential, methods for conformal few-atomic-layer deposition on colloidal nanocrystals (NCs) are scarce. Similar to the process of lamination, we introduce a "confine and shine" strategy to homogeneously modify the different surface curvatures of plasmonic NCs with ultrathin conformal layers of diverse catalytic noble metals. This self-limited epitaxial skinlike metal growth harvests the localized surface plasmon resonance to induce reduction chemistry directly on the NC surface, confined inside hollow silica. This strategy avoids any kinetic anisotropic metal deposition. Unlike the conventional thick, anisotropic, and dendritic shells, which show severe nonradiative damping, the skinlike metal lamination preserves the key plasmonic properties of the core NCs. Consequently, the plasmonic-catalytic hybrid nanoreactors can carry out a variety of organic reactions with impressive rates.

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: J Am Chem Soc Año: 2021 Tipo del documento: Article Pais de publicación: Estados Unidos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Idioma: En Revista: J Am Chem Soc Año: 2021 Tipo del documento: Article Pais de publicación: Estados Unidos