Projects per year
Abstract
Fluorescent supraparticles of gold, silver and copper nanoclusters are synthesized by simply drying of invert emulsions, resulting in a dozen-fold increase in photoluminescence quantum yield (up to ≈80 %) and a significant improvement in photostability. The inhibition of the ligand twisting during the intramolecular charge transfer is found to be responsible for the enhancement, especially for the gold nanocluster supraparticles. This research provides a general, flexible, and easy method for producing highly luminescent and photostable metal nanocluster-based materials that promise practical applications in white-light-emitting diodes.
Original language | English |
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Article number | e202210808 |
Number of pages | 6 |
Journal | Angewandte Chemie - International Edition |
Volume | 61 |
Issue number | 40 |
Early online date | 31 Aug 2022 |
DOIs | |
Publication status | Published - 4 Oct 2022 |
MoE publication type | A1 Journal article-refereed |
Keywords
- Light-Emitting Diode
- Metal Nanoclusters
- Photoluminescence
- Photostability
- Supraparticles
Fingerprint
Dive into the research topics of 'Bright and Photostable Fluorescent Metal Nanocluster Supraparticles from Invert Emulsions'. Together they form a unique fingerprint.Projects
- 7 Finished
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-: Center of Excellence in Life-inspired Hybrid Materials
Ikkala, O. (Principal investigator), Kang, J. (Project Member), Lin, Z. (Project Member), Miao, Z. (Project Member), Pi, H. (Project Member), Chandra, S. (Project Member), Gustavsson, L. (Project Member), Liang, C. (Project Member), Sheng, J. (Project Member), Fang, Y. (Project Member) & Hong, X. (Project Member)
01/01/2022 → 31/12/2024
Project: Academy of Finland: Other research funding
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-: Center of Excellence in Life-inspired Hybrid Materials
Ras, R. (Principal investigator), Al-Terke, H. (Project Member), Junaid, M. (Project Member), Nurmi, H. (Project Member), Liu, K. (Project Member), Zhou, S. (Project Member), Morais Jaques, Y. (Project Member), Huhtamäki, T. (Project Member), Wagener, L. Z. J. S. (Project Member), Vuckovac, M. (Project Member), Lepikko, S. (Project Member) & Afzalifar, A. (Project Member)
01/01/2022 → 31/12/2024
Project: Academy of Finland: Other research funding
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Self-construction superhydrophobic surfaces
Liu, K. (Principal investigator)
01/09/2020 → 31/08/2023
Project: Academy of Finland: Other research funding
Equipment
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OtaNano - Nanomicroscopy Center
Seitsonen, J. (Manager) & Rissanen, A. (Other)
OtaNanoFacility/equipment: Facility