Bulk heterojunction perovskite–PCBM solar cells with high
2016年2月15日 · An inverted bulk heterojunction perovskite–PCBM solar cell with a high fill factor of 0.82 and a power conversion efficiency of up to 16.0% was fabricated by a low-temperature two-step solution...
Non-fullerene electron-transporting materials for high ... - Nature
2025年3月4日 · Fullerenes, specifically C 60 and [6,6]-phenyl-C 61 -butyric acid methyl ester (PCBM), have been used as the benchmark ETMs for inverted PSCs. However, C 60 is restricted to thermal...
Role of PCBM in the Suppression of Hysteresis in Perovskite Solar Cells ...
2020年4月9日 · Hysteresis in perovskite solar cells is suppressed with the insertion of a phenyl-C61-butyric acid methyl ester (PCBM) layer. In situ PL imaging is employed to observe the ionic migration in the pero...
Efficient and stable inverted perovskite solar cells enabled by ...
2024年10月23日 · The resulting modified PCBM layer exhibits enhanced conductivity and electron mobility, significantly suppressing charge recombination.
Green-Solvent Engineering for Depositing Qualified Phenyl-C61 …
2022年12月27日 · It is found that 2-methylanisole (2-MEA) acts as an excellent alternative to CB, with which high-quality PCBM films could be deposited. The experimental and theoretical studies demonstrate that 2-MEA can suppress the formation of PCBM aggregations during the solvation process compared with CB.
Machine Learning‐Assisted Fabrication of PCBM‐Perovskite Solar …
2023年11月27日 · The PCBM-perovskite layer was created by spin coating the PCBM-perovskite precursor solution at 3000 rpm onto the nanopatterned mp-TiO 2 layer through the hot-casting technique at 90 °C, followed by annealing at 130 °C for 1 h. The HTM layer was spin-coated at 4000 rpm for 60 s and dried overnight in a glovebox.
Stable Efficiency Exceeding 20.6% for Inverted Perovskite Solar …
2019年4月15日 · Conjugated n-type polymeric materials are mixed together with PCBM to form a homogeneous bulk-mixed (HBM) continuous film with high electron mobility and suitable energy level. HBM film is found to completely cap the perovskite surface to …
The scanning electron microscope (SEM) images of PCBM
In this study, four organic solvents including 1,2-dichlorobenzene (DCB), chlorobenzene (CB), methylbenzene (MB), and chloroform (CF) were used as solvents in the [6,6]-phenyl-C61-butyric acid...
Nat.Commun:均质化PCBM来实现高效稳定的倒置钙钛矿太阳能电池
2024年10月28日 · TMDS修饰的PCBM在PSCs中表现出优异性能，明显改善电子萃取来显著抑制电荷复合效率，并且稳定性均优于传统PSCs。 该研究对于提高倒置钙钛矿太阳能电池的性能和稳定性具有重要意义，有助于推动钙钛矿太阳能电池的工业化进程。
扫描电子显微镜SEM在失效分析中的应用 - CSDN博客
2022年8月18日 · 现在，通过使用电子扫描显微镜(sem)与能谱(eds)分析技术，可以对pcb的失效问题进行更精确的分析和解决。 sem技术利用电子束扫描样品表面，在样品与电子束相互作用下产生一系列信号，这些信号可以用来生成样品表面的...