Hydrophobic perovskites based on an alkylamine compound for high efficiency solar cells with improved environmental stability

2019 ◽  
Vol 7 (24) ◽  
pp. 14689-14704 ◽  
Author(s):  
Mi-Hee Jung
Keyword(s):  
Solar Cells ◽  
Band Gap ◽  
Chemical Stability ◽  
High Efficiency ◽  
Environmental Stability ◽  
Alkyl Chains ◽  
High Efficiency Solar Cells ◽  
Light Absorber

We used hexylamine (CH3(CH2)4CH2NH2, HA) for a quasi-2D HA(CH3NH3)n−1PbnI3n+1 (n = 1, 2, 3, and 4) perovskite, which had sufficient long alkyl chains to maintain the chemical stability of the perovskite and exhibited an appropriate band gap for application to solar cells as a light absorber.

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Solar Cells ◽  
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Keyword(s):  
Solar Cells ◽  
High Efficiency ◽  
Glass Ceramics ◽  
High Efficiency Solar Cells

High-Efficiency Lead-Free Wide Band Gap Perovskite Solar Cells via Guanidinium Bromide Incorporation

2021 ◽  
Author(s):  
Mengmeng Chen ◽  
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Ajay K. Baranwal ◽  
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Keyword(s):  
Solar Cells ◽  
Band Gap ◽  
High Efficiency ◽  
Perovskite Solar Cells ◽  
Wide Band ◽  
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Wide Band Gap
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