Organic photovoltaics

B Kippelen, JL Brédas - Energy & Environmental Science, 2009‏ - pubs.rsc.org
Organic photovoltaics, the technology to convert sun light into electricity by employing thin
films of organic semiconductors, has been the subject of active research over the past 20 …

Open-circuit voltage in organic solar cells

B Qi, J Wang - Journal of Materials Chemistry, 2012‏ - pubs.rsc.org
Open-circuit voltage (VOC) is the maximum voltage a solar cell can provide to an external
circuit, which is derived from the splitting of hole and electron quasi-Fermi levels. In …

Mastering morphology of non-fullerene acceptors towards long-term stable organic solar cells

K An, W Zhong, F Peng, W Deng, Y Shang… - Nature …, 2023‏ - nature.com
Despite the rapid progress of organic solar cells based on non-fullerene acceptors,
simultaneously achieving high power conversion efficiency and long-term stability for …

High-specific-power flexible transition metal dichalcogenide solar cells

K Nassiri Nazif, A Daus, J Hong, N Lee, S Vaziri… - nature …, 2021‏ - nature.com
Semiconducting transition metal dichalcogenides (TMDs) are promising for flexible high-
specific-power photovoltaics due to their ultrahigh optical absorption coefficients, desirable …

A generic green solvent concept boosting the power conversion efficiency of all-polymer solar cells to 11%

Z Li, L Ying, P Zhu, W Zhong, N Li, F Liu… - Energy & …, 2019‏ - pubs.rsc.org
Advances in organic photovoltaic technologies have always been closely associated with a
deeper understanding of bulk-heterojunction (BHJ) microstructure morphology, which is …

CH3NH3PbI3 Perovskite/Fullerene Planar‐Heterojunction Hybrid Solar Cells

JY Jeng, YF Chiang, MH Lee, SR Peng… - Advanced …, 2013‏ - Wiley Online Library
Recent studies have reported organometal halide perovskitebased mesoscopic solar cells
with promising photovoltaic efficiencies.[1–4] These devices employ a submicrometer …

Fill factor in organic solar cells

B Qi, J Wang - Physical Chemistry Chemical Physics, 2013‏ - pubs.rsc.org
The fill factor (FF) is an important parameter that determines the power conversion efficiency
of an organic solar cell. There are several factors that can significantly influence FF, and …

Suppressing bimolecular charge recombination and energetic disorder with planar heterojunction active layer enables 18.1% efficiency binary organic solar cells

Z Zhao, J Zhao, S Chung, K Cho, W Xu… - ACS Materials …, 2023‏ - ACS Publications
The performance of organic solar cells has been dramatically enhanced due to the use of
bulk heterojunction active layer structure. However, blending donor and acceptor in the bulk …

Impact of charge transport on current–voltage characteristics and power-conversion efficiency of organic solar cells

U Würfel, D Neher, A Spies, S Albrecht - Nature communications, 2015‏ - nature.com
This work elucidates the impact of charge transport on the photovoltaic properties of organic
solar cells. Here we show that the analysis of current–voltage curves of organic solar cells …

Relating the open-circuit voltage to interface molecular properties of donor: acceptor bulk heterojunction solar cells

K Vandewal, K Tvingstedt, A Gadisa, O Inganäs… - Physical Review B …, 2010‏ - APS
The open-circuit voltage (V oc) of polymer: fullerene bulk heterojunction solar cells is
determined by the interfacial charge-transfer (CT) states between polymer and fullerene …