Probing charge carrier dynamics in metal halide perovskite solar cells

C Qiu, L Wagner, J Liu, W Zhang, J Du, Q Wang, Y Hu… - …, 2023 - Wiley Online Library
With rocketing power conversion efficiency and continuously enhancing stability, perovskite
solar cells (PSCs) have shown extraordinary potential to become a key player in tomorrow's …

High‐performance noncovalently fused‐ring electron acceptors for organic solar cells enabled by noncovalent intramolecular interactions and end‐group engineering

X Zhang, L Qin, J Yu, Y Li, Y Wei, X Liu… - Angewandte …, 2021 - Wiley Online Library
Noncovalently fused‐ring electron acceptors (NFREAs) have attracted much attention in
recent years owing to their advantages of simple synthetic routes, high yields and low costs …

A comparison of charge carrier dynamics in organic and perovskite solar cells

J Wu, H Cha, T Du, Y Dong, W Xu, CT Lin… - Advanced …, 2022 - Wiley Online Library
The charge carrier dynamics in organic solar cells and organic–inorganic hybrid metal
halide perovskite solar cells, two leading technologies in thin‐film photovoltaics, are …

Determination of the charge carrier density in organic solar cells: A tutorial

J Vollbrecht, N Tokmoldin, B Sun, VV Brus… - Journal of Applied …, 2022 - pubs.aip.org
The increase in the performance of organic solar cells observed over the past few years has
reinvigorated the search for a deeper understanding of the loss and extraction processes in …

Direct observation of trap-assisted recombination in organic photovoltaic devices

S Zeiske, OJ Sandberg, N Zarrabi, W Li… - Nature …, 2021 - nature.com
Trap-assisted recombination caused by localised sub-gap states is one of the most
important first-order loss mechanism limiting the power-conversion efficiency of all solar …

Melamine-doped cathode interlayer enables high-efficiency organic solar cells

X **ong, X Xue, M Zhang, T Hao, Z Han, Y Sun… - ACS Energy …, 2021 - ACS Publications
Charge transport, extraction, and collection play important roles in the working process of
organic solar cells (OSCs), and the interface engineering is one of the key factors to realize …

Charge-Transfer State Dissociation Efficiency Can Limit Free Charge Generation in Low-Offset Organic Solar Cells

JS Müller, M Comí, F Eisner, M Azzouzi… - ACS Energy …, 2023 - ACS Publications
We investigate the charge-generation processes limiting the performance of low-offset
organic bulk-heterojunction solar cells by studying a series of newly synthesized PBDB-T …

Gradient Conduction Band Energy Engineering Driven High‐Efficiency Solution‐Processed Cu2ZnSn(S,Se)4/ZnxCd1–x S Solar Cells

Z Xu, Q Gao, C Cui, S Yuan, D Kou… - Advanced Functional …, 2023 - Wiley Online Library
The photovoltaic performance of the environmentally friendly Cu2ZnSn (S, Se) 4 (CZTSSe)
solar cells is lower than its predecessor Cu (In, Ga) Se2 solar cells. Severe carrier …

Quantifying charge extraction and recombination using the rise and decay of the transient photovoltage of perovskite solar cells

L Krückemeier, Z Liu, T Kirchartz, U Rau - Advanced materials, 2023 - Wiley Online Library
The extraction of photogenerated charge carriers and the generation of a photovoltage
belong to the fundamental functionalities of any solar cell. These processes happen not …

Light intensity dependence of the photocurrent in organic photovoltaic devices

S Zeiske, W Li, P Meredith, A Armin… - Cell Reports Physical …, 2022 - cell.com
The competition between recombination and extraction of carriers defines the charge
collection efficiency and, therefore, the overall performance of organic photovoltaic devices …