scholarly journals High mobility, hole transport materials for highly efficient PEDOT:PSS replacement in inverted perovskite solar cells

2017 ◽  
Vol 5 (20) ◽  
pp. 4940-4945 ◽  
Author(s):  
Marios Neophytou ◽  
Jack Griffiths ◽  
James Fraser ◽  
Mindaugas Kirkus ◽  
Hu Chen ◽  
...  

Herein, we report novel triarylamine based hole transporting materials (HTM) with high mobilities for perovskite solar cells.

2018 ◽  
Vol 47 (23) ◽  
pp. 8541-8571 ◽  
Author(s):  
Javier Urieta-Mora ◽  
Inés García-Benito ◽  
Agustín Molina-Ontoria ◽  
Nazario Martín

In this review, the contribution of chemistry towards producing new and innovative hole-transporting materials for highly efficient perovskite solar cells is presented in a rational and systematic manner.


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.


Author(s):  
Gururaj P. Kini ◽  
Mritunjaya Parashar ◽  
Vivek Kumar Shukla ◽  
Ranbir Singh

Diketopyrrolopyrrole (DPP)-based low-cost hole-transporting materials are designed via facile approaches for efficient perovskite solar cells, which endowed impressive PCE over 16% along with ambient stability.


2017 ◽  
Vol 19 (36) ◽  
pp. 24574-24582 ◽  
Author(s):  
Zemin Zhang ◽  
Weixia Hu ◽  
Jianyu Cui ◽  
Rongxing He ◽  
Wei Shen ◽  
...  

An improved hole transport ability is obtained by introducing a conjugated core into the structure of HTMs.


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