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Multicolor light em...
Multicolor light emission in manganese-based metal halide composites
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- Cai, Weidong (författare)
- Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten
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- Kuang, Chaoyang (författare)
- Linköpings universitet,Laboratoriet för organisk elektronik,Tekniska fakulteten
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- Liu, Tianjun (författare)
- Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten
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- Shang, Yuequn (författare)
- Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten
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- Zhang, Jia (författare)
- Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten
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- Qin, Jiajun (författare)
- Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten
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- Gao, Feng (författare)
- Linköpings universitet,Elektroniska och fotoniska material,Tekniska fakulteten
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(creator_code:org_t)
- AIP Publishing, 2022
- 2022
- Engelska.
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Ingår i: Applied Physics Reviews. - : AIP Publishing. - 1931-9401. ; 9:4
- Relaterad länk:
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https://liu.diva-por... (primary) (Raw object)
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- Manganese-based organic-inorganic metal halide composites have been considered as promising candidates for lead-free emitters. However, in spite of their excellent luminescence properties in green and red regions, blue emission-a critical component for white light generation-from pristine manganese-based composites is currently missing. In this work, we successfully achieve blue luminescence center in manganese-based composites through selecting specific organic component methylbenzylamine (MBA). Our approach is fundamentally different from green and red emission in manganese-based composites, which result from manganese-halide frameworks. The coexistence of different luminescence centers in our manganese-based composites is confirmed by photoluminescence (PL) and photoluminescence excitation (PLE) results. As a result of different photoluminescence excitation responses of different emission centers, the resulting emission color can be tuned with selecting different excitation wavelengths. Specifically, a white light emission can be obtained with Commission Internationale de leclairage coordinates of (0.33, 0.35) upon the 330 nm excitation. We further demonstrate the promise of our manganese-based composites in the anti-counterfeiting technology and multicolor lighting. Our results provide a novel strategy for full-spectral emission in manganese-based organic-inorganic metal halide composites and lay a solid foundation for a range of new applications. (C) 2022 Author(s).
Ämnesord
- NATURVETENSKAP -- Fysik -- Atom- och molekylfysik och optik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Atom and Molecular Physics and Optics (hsv//eng)
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