Radioluminescence from polymer dots based on thermally activated delayed fluorescence-Reference-Cited by-同舟云学术

Radioluminescence from polymer dots based on thermally activated delayed fluorescence

Published:2023 Issue:13 Volume:5 Page:3424-3427
ISSN:2516-0230
Container-title:Nanoscale Advances
language:en
Short-container-title:Nanoscale Adv.

Author:

Asanuma Daiki¹,Minh Nguyen Hieu Thi²^ORCID,Liu Zuoyue¹,Tojo Sachiko¹,Shigemitsu Hajime³^ORCID,Yamaji Minoru⁴^ORCID,Kawai Kiyohiko¹⁵^ORCID,Mori Tadashi³^ORCID,Kida Toshiyuki³^ORCID,Pratx Guillem²^ORCID,Fujitsuka Mamoru¹⁶^ORCID,Osakada Yasuko¹⁶⁷^ORCID

Affiliation:

1. SANKEN, Osaka University, Mihogaoka 8-1, Ibaraki, Osaka 567-0047, Japan

2. Department of Radiation Oncology and Medical Physics, Stanford University, 300 Pasteur Dr., Stanford, CA 94305, USA

3. Department of Applied Chemistry, Graduate School of Engineering, Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan

4. Division of Molecular Science, Graduate School of Science and Engineering, Gunma University, Ota, Gunma 373-0057, Japan

5. Department of Life Science and Technology, Tokyo Institute of Technology, B-52, 4259 Nagatsuta, Midori-ku, Yokohama, Kanagawa 226-8501, Japan

6. Innovative Catalysis Science Division, Institute for Open and Transdisciplinary Research Initiatives (ICS-OTRI), Osaka University, 2-1 Yamadaoka, Suita, Osaka 565-0871, Japan

7. Institute for Advanced Co-Creation Studies, Osaka University, Yamadagaoka 1-1, Suita, Osaka 565-0871, Japan

Abstract

We demonstrate that polymer dots doped with thermally activated delayed fluorescence (TADF) molecules clearly exhibit blue radio-luminescence upon hard X-ray and electron beam irradiation, which is a new design for nano-sized scintillators.

Funder

Japan Society for the Promotion of Science

Publisher

Royal Society of Chemistry (RSC)

Subject

General Engineering,General Materials Science,General Chemistry,Atomic and Molecular Physics, and Optics,Bioengineering

Link

http://pubs.rsc.org/en/content/articlepdf/2023/NA/D3NA00308F

Reference18 articles.

1. Recent progress in thermally activated delayed fluorescence emitters for nondoped organic light-emitting diodes

2. Exceptional class of thermally activated delayed fluorescent emitters that display pure blue, near-IR, circularly polarized luminescence and multifunctional behaviour for highly efficient and stable OLEDs

3. Highly efficient organic light-emitting diodes from delayed fluorescence

4. Emitters with a pyridine-3,5-dicarbonitrile core and short delayed fluorescence lifetimes of about 1.5 μs: orange-red TADF-based OLEDs with very slow efficiency roll-offs at high luminance

5. Highly emissive phosphorescence nanoparticles sensitized by a TADF polymer for time-resolved luminescence imaging

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