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High-Quality Ruddle...
High-Quality Ruddlesden-Popper Perovskite Films Based on In Situ Formed Organic Spacer Cations
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- Qing, Jian (author)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska fakulteten,Shenzhen Univ, Peoples R China
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- Kuang, Chaoyang (author)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska fakulteten
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- Wang, Heyong (author)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska fakulteten
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- Wang, Yuming (author)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska fakulteten
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- Liu, Xiaoke (author)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska fakulteten
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- Bai, Sai (author)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska fakulteten
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- Li, Mingjie (author)
- Nanyang Technol Univ, Singapore
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- Sum, Tze Chien (author)
- Nanyang Technol Univ, Singapore
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- Hu, Zhang-Jun (author)
- Linköpings universitet,Molekylär ytfysik och nanovetenskap,Tekniska fakulteten
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- Zhang, Wenjing (author)
- Shenzhen Univ, Peoples R China
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- Gao, Feng (author)
- Linköpings universitet,Biomolekylär och Organisk Elektronik,Tekniska fakulteten
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(creator_code:org_t)
- 2019-08-28
- 2019
- English.
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In: Advanced Materials. - : WILEY-V C H VERLAG GMBH. - 0935-9648 .- 1521-4095. ; 31:41
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https://liu.diva-por... (primary) (Raw object)
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https://dr.ntu.edu.s...
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Subject headings
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- Ruddlesden-Popper perovskites (RPPs), consisting of alternating organic spacer layers and inorganic layers, have emerged as a promising alternative to 3D perovskites for both photovoltaic and light-emitting applications. The organic spacer layers provide a wide range of new possibilities to tune the properties and even provide new functionalities for RPPs. However, the preparation of state-of-the-art RPPs requires organic ammonium halides as the starting materials, which need to be ex situ synthesized. A novel approach to prepare high-quality RPP films through in situ formation of organic spacer cations from amines is presented. Compared with control devices fabricated from organic ammonium halides, this new approach results in similar (and even better) device performance for both solar cells and light-emitting diodes. High-quality RPP films are fabricated based on different types of amines, demonstrating the universality of the approach. This approach not only represents a new pathway to fabricate efficient devices based on RPPs, but also provides an effective method to screen new organic spacers with further improved performance.
Subject headings
- NATURVETENSKAP -- Kemi -- Materialkemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Materials Chemistry (hsv//eng)
Keyword
- layered perovskites; light-emitting diodes; Ruddlesden-Popper perovskites; solar cells
Publication and Content Type
- ref (subject category)
- art (subject category)
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To the university's database
- By the author/editor
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Qing, Jian
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Kuang, Chaoyang
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Wang, Heyong
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Wang, Yuming
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Liu, Xiaoke
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Bai, Sai
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show more...
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Li, Mingjie
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Sum, Tze Chien
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Hu, Zhang-Jun
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Zhang, Wenjing
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Gao, Feng
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show less...
- About the subject
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- NATURAL SCIENCES
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NATURAL SCIENCES
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and Chemical Science ...
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and Materials Chemis ...
- Articles in the publication
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Advanced Materia ...
- By the university
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Linköping University