All-room-temperature solution-processed new nanocomposites based hole transport layer from synthesis to film formation for high-performance organic solar cells towards ultimate energy-efficient fabrication

Nano Energy ◽  
2018 ◽  
Vol 47 ◽  
pp. 26-34 ◽  
Author(s):  
Zhanfeng Huang ◽  
Jiaqi Cheng ◽  
Xingang Ren ◽  
Jiaqing Zhuang ◽  
Vellaisamy A.L. Roy ◽  
...  
2021 ◽  
Vol 9 (1) ◽  
pp. 371-379
Author(s):  
Dan Ouyang ◽  
Jiawei Zheng ◽  
Zhanfeng Huang ◽  
Lu Zhu ◽  
Wallace C. H. Choy

A simple room-temperature solution-based and post-treatment-free processed (Li, Cu):NiOx HTL is successfully demonstrated for high-performance rigid and flexible perovskite solar cells.


2013 ◽  
Vol 15 (43) ◽  
pp. 18973 ◽  
Author(s):  
Miaomiao Li ◽  
Wang Ni ◽  
Bin Kan ◽  
Xiangjian Wan ◽  
Long Zhang ◽  
...  

Nanomaterials ◽  
2021 ◽  
Vol 11 (6) ◽  
pp. 1464
Author(s):  
Kwang Hyun Park ◽  
Sunggyeong Jung ◽  
Jungmo Kim ◽  
Byoung-Min Ko ◽  
Wang-Geun Shim ◽  
...  

The design of photoactive materials and interface engineering between organic/inorganic layers play a critical role in achieving enhanced performance in energy-harvesting devices. Two-dimensional transitional dichalcogenides (TMDs) with excellent optical and electronic properties are promising candidates in this regard. In this study, we demonstrate the fabrication of size-controlled MoS2 quantum dots (QDs) and present fundamental studies of their optical properties and their application as a hole-transport layer (HTL) in organic solar cells (OSCs). Optical and structural analyses reveal that the as-prepared MoS2 QDs show a fluorescence mechanism with respect to the quantum confinement effect and intrinsic/extrinsic states. Moreover, when incorporated into a photovoltaic device, the MoS2 QDs exhibit a significantly enhanced performance (5/10-nanometer QDs: 8.30%/7.80% for PTB7 and 10.40%/10.17% for PTB7-Th, respectively) compared to those of the reference device (7.24% for PTB7 and 9.49% for PTB7-Th). We confirm that the MoS2 QDs clearly offer enhanced transport characteristics ascribed to higher hole-mobility and smoother root mean square (Rq) as a hole-extraction material. This approach can enable significant advances and facilitate a new avenue for realizing high-performance optoelectronic devices.


2018 ◽  
Vol 6 (14) ◽  
pp. 5746-5751 ◽  
Author(s):  
Il Jeon ◽  
Ryohei Sakai ◽  
Seungju Seo ◽  
Graham E. Morse ◽  
Hiroshi Ueno ◽  
...  

PBTZT-stat-BDTT polymer tolerates water after PEDOT:PSS hole-transport layer coating and blends with mixed C60/C70 derivative acceptors to give high air-stability and high performance.


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