Solution-processed bulk heterojunction solar cells based on porphyrin small molecules with very low energy losses comparable to perovskite solar cells and high quantum efficiencies

2016 ◽  
Vol 4 (17) ◽  
pp. 3843-3850 ◽  
Author(s):  
Ke Gao ◽  
Liangang Xiao ◽  
Yuanyuan Kan ◽  
Binglin Yang ◽  
Junbiao Peng ◽  
...  
Keyword(s):  
Solar Cells ◽  
Energy Loss ◽  
Small Molecules ◽  
Quantum Efficiency ◽  
External Quantum Efficiency ◽  
Bulk Heterojunction ◽  
Perovskite Solar Cells ◽  
Low Energy ◽  
Energy Losses ◽  
Heterojunction Solar Cells

The BHJ OSCs presented in this work show an energy loss of 0.53 eV but a maximum external quantum efficiency up to 61%.

Photovoltaic Properties of a Porphyrin-Containing Polymer as Donor in Bulk Heterojunction Solar Cells With Low Energy Loss

Solar RRL ◽  
2017 ◽  
Vol 2 (1) ◽  
pp. 1700168 ◽  
Author(s):  
Léo Bucher ◽  
Loïc Tanguy ◽  
Nicolas Desbois ◽  
Paul-Ludovic Karsenti ◽  
Pierre D. Harvey ◽  
...  
Keyword(s):  
Solar Cells ◽  
Energy Loss ◽  
Bulk Heterojunction ◽  
Low Energy ◽  
Photovoltaic Properties ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

Efficient large guanidinium mixed perovskite solar cells with enhanced photovoltage and low energy losses

2019 ◽  
Vol 55 (30) ◽  
pp. 4315-4318 ◽  
Author(s):  
Shengfan Wu ◽  
Zhen Li ◽  
Jie Zhang ◽  
Tiantian Liu ◽  
Zonglong Zhu ◽  
...  
Keyword(s):  
Solar Cells ◽  
Power Conversion Efficiency ◽  
Conversion Efficiency ◽  
Open Circuit Voltage ◽  
Power Conversion ◽  
Perovskite Solar Cells ◽  
Open Circuit ◽  
Low Energy ◽  
Energy Losses ◽  
Perovskite Lattice

We present a strategy for suppressing the open-circuit voltage (Voc) loss of perovskite solar cells by incorporating large guanidinium cations (Gua+) into a perovskite lattice, leading to a significantly improved Voc of 1.19 V and an impressive power conversion efficiency of >21%.

Low Energy Gap Triphenylamine–Heteropentacene–Dicyanovinyl Triad for Solution-Processed Bulk-Heterojunction Solar Cells

2018 ◽  
Vol 122 (21) ◽  
pp. 11262-11269 ◽  
Author(s):  
Amaresh Mishra ◽  
Christoph Wetzel ◽  
Rahul Singhal ◽  
Peter Bäuerle ◽  
Ganesh D. Sharma
Keyword(s):  
Solar Cells ◽  
Energy Gap ◽  
Bulk Heterojunction ◽  
Low Energy ◽  
Solution Processed ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells

Self-Organization in Bulk Heterojunction Solar Cells with Small Molecules

2012 ◽  
Vol 5 (11) ◽  
pp. 111701 ◽  
Author(s):  
Kyohei Nakano ◽  
Takayuki Usui ◽  
Hiroaki Iino ◽  
Yukiko Takayashiki ◽  
Jun-ichi Hanna
Keyword(s):  
Solar Cells ◽  
Small Molecules ◽  
Bulk Heterojunction ◽  
Self Organization ◽  
Heterojunction Solar Cells ◽  
Bulk Heterojunction Solar Cells
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