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Regulating Thiol Li...
Regulating Thiol Ligands of p-Type Colloidal Quantum Dots for Efficient Infrared Solar Cells
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- Chen, Jingxuan (författare)
- Beihang Univ, Sch Mat Sci & Engn, Beijing 100191, Peoples R China
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- Zheng, Siyu (författare)
- Beihang Univ, Sch Mat Sci & Engn, Beijing 100191, Peoples R China
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- Jia, Donglin (författare)
- Beihang Univ, Sch Mat Sci & Engn, Beijing 100191, Peoples R China
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- Liu, Wanlu (författare)
- Henan Normal Univ, Sch Phys, Henan Key Lab Infrared Mat & Spectrum Measures &, Xinxiang 453007, Henan, Peoples R China
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- Andruszkiewicz, Aneta (författare)
- Uppsala universitet,Fysikalisk kemi
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- Qin, Chaochao (författare)
- Henan Normal Univ, Sch Phys, Henan Key Lab Infrared Mat & Spectrum Measures &, Xinxiang 453007, Henan, Peoples R China
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- Yu, Mei (författare)
- Beihang Univ, Sch Mat Sci & Engn, Beijing 100191, Peoples R China
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- Liu, Jianhua (författare)
- Beihang Univ, Sch Mat Sci & Engn, Beijing 100191, Peoples R China
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- Johansson, Erik M. J. (författare)
- Uppsala universitet,Fysikalisk kemi
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- Zhang, Xiaoliang (författare)
- Beihang Univ, Sch Mat Sci & Engn, Beijing 100191, Peoples R China
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(creator_code:org_t)
- 2021-04-29
- 2021
- Engelska.
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Ingår i: ACS Energy Letters. - : American Chemical Society (ACS). - 2380-8195. ; 6:5, s. 1970-1989
- Relaterad länk:
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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
- The p-type semiconducting colloidal quantum dot (CQD), working as a hole conductor in CQD solar cells (CQDSCs), is critical for charge carrier extraction and therefore, to large extent, determines the device's photovoltaic performance. However, during the preparation of a p-type CQD solid film on the top of an n-type CQD solid film, forming a p-n heterojunction within the CQDSCs, the optoelectronic properties of the underlayered n-type CQD solid film are significantly affected by conventional 1,2-ethanedithiol (EDT) ligands due to its high reactivity. Herein, a series of thiol ligands are comprehensively studied for p-type CQDs, which suggests that, by finely controlling the interaction between the CQDs and thiol ligands during the preparation of p-type CQD solid films, the n-type CQD solid films can be well protected and avoid destruction induced by thiol ligands. The p-type CQD solid film with 4-aminobenzenethiol (ABT) passivating the CQD surface exhibits better optoelectronic properties than the conventional p-type EDT-based CQD solid films, resulting in an improved photovoltaic performance in CQDSCs.
Ämnesord
- NATURVETENSKAP -- Kemi -- Materialkemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Materials Chemistry (hsv//eng)
- NATURVETENSKAP -- Kemi -- Fysikalisk kemi (hsv//swe)
- NATURAL SCIENCES -- Chemical Sciences -- Physical Chemistry (hsv//eng)
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Till lärosätets databas
- Av författaren/redakt...
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Chen, Jingxuan
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Zheng, Siyu
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Jia, Donglin
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Liu, Wanlu
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Andruszkiewicz, ...
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Qin, Chaochao
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visa fler...
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Yu, Mei
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Liu, Jianhua
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Johansson, Erik ...
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Zhang, Xiaoliang
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visa färre...
- Om ämnet
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- NATURVETENSKAP
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NATURVETENSKAP
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och Kemi
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och Materialkemi
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- NATURVETENSKAP
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NATURVETENSKAP
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och Kemi
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och Fysikalisk kemi
- Artiklar i publikationen
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ACS Energy Lette ...
- Av lärosätet
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Uppsala universitet