High-Performance Long-Term-Stable Dopant-Free Perovskite Solar Cells and Additive-Free Organic Solar Cells by Employing Newly Designed Multirole π-Conjugated Polymers

2017 ◽  
Vol 29 (23) ◽  
pp. 1700183 ◽  
Author(s):  
Kakaraparthi Kranthiraja ◽  
Kumarasamy Gunasekar ◽  
Hyunji Kim ◽  
An-Na Cho ◽  
Nam-Gyu Park ◽  
...  
RSC Advances ◽  
2020 ◽  
Vol 10 (59) ◽  
pp. 35831-35839 ◽  
Author(s):  
Mustafa K. A. Mohammed

Carbon-based perovskite solar cells (C-PSCs) are the most promising photovoltaic (PV) due to their low material and manufacturing cost and superior long-term stability.


2016 ◽  
Vol 4 (23) ◽  
pp. 9286-9292 ◽  
Author(s):  
Xue-Qiang Chen ◽  
Xiang Yao ◽  
Xuan Xiang ◽  
Long Liang ◽  
Wei Shao ◽  
...  

The right amount of vinyl units is the key to obtaining crosslinkable PBDTTPD resulting in a PCE of 6.06% and maintaining 91% performance after 150 °C treatment for 40 h.


Processes ◽  
2021 ◽  
Vol 9 (12) ◽  
pp. 2249
Author(s):  
Sanghyun Paek

Recently, perovskite solar cells have been in the spotlight due to several of their advantages. Among the components of PSCs, hole transporting materials (HTMs) re the most important factors for achieving high performance and a stable device. Here, we introduce a new D–π–D type hole transporting material incorporating Tips-anthracene as a π–conjugation part and dimethoxy-triphenylamine as a donor part (which can be easily synthesized using commercially available materials). Through the measurement of various optical properties, the new HTM not only has an appropriate energy level but also has excellent hole transport capability. The device with PEH-16 has a photovoltaic conversion efficiency of 17.1% under standard one sun illumination with negligible hysteresis, which can be compared to a device using Spiro_OMeTAD under the same conditions. Ambient stability for 1200 h shown that 98% of PEH-16 device from the initial PCE was retained, indicating that the devices had good long-term stability.


2020 ◽  
Vol 47 ◽  
pp. 196-202 ◽  
Author(s):  
Zhiquan Zhang ◽  
Zheling Zhang ◽  
Yufu Yu ◽  
Bin Zhao ◽  
Sheng Li ◽  
...  

2019 ◽  
Vol 7 (3) ◽  
pp. 958-964 ◽  
Author(s):  
Keke Dou ◽  
Xunchang Wang ◽  
Zurong Du ◽  
Huanxiang Jiang ◽  
Feng Li ◽  
...  

A series of copolymers containing thieno[2,3-f]benzofuran unit with different alkyl side chains are synthesized. The best photovoltaic performance with power conversion efficiency over 11% have been realized.


Author(s):  
Peng Gao ◽  
Lusheng Liang ◽  
Naoyuki Shibayama ◽  
Haiying Jiang ◽  
Zilong Zhang ◽  
...  

Developing high-performance dopant-free hole transport material (DF-HTM) is critical to realizing stable perovskite solar cells (PSCs). Herein, a class of siloxane-terminated polymers (PBZ-Si) with low surface energy were studied as...


Author(s):  
Yong Zhao ◽  
Yu Lu ◽  
Yonghai Li ◽  
Xiao Kang ◽  
Xichang Bao ◽  
...  

Most polymer donors developed so far for high-performance non-fullerene OSCs are designed in planar molecular geometries containing BDT units. In this work, two D−A conjugated polymers with wide band gap,...


2016 ◽  
Vol 26 (30) ◽  
pp. 5400-5407 ◽  
Author(s):  
Bonkee Koo ◽  
Heesuk Jung ◽  
Minwoo Park ◽  
Jae-Yup Kim ◽  
Hae Jung Son ◽  
...  

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