High‐performance organic bulk‐heterojunction solar cells based on multiple‐donor or multiple‐acceptor components

W Huang, P Cheng, Y Yang, G Li… - Advanced Materials, 2018 - Wiley Online Library
Organic solar cells (OSCs) based on bulk heterojunction structures are promising
candidates for next‐generation solar cells. However, the narrow absorption bandwidth of …

Scattering techniques for mixed donor–acceptor characterization in organic photovoltaics

TP Chaney, AJ Levin, SA Schneider, MF Toney - Materials Horizons, 2022 - pubs.rsc.org
Precise control of the complex morphology of organic photovoltaic bulk heterojunction (BHJ)
active layers remains an important yet challenging approach for improving power …

Efficient and mechanically robust ultraflexible organic solar cells based on mixed acceptors

W Huang, Z Jiang, K Fukuda, X Jiao, CR McNeill… - Joule, 2020 - cell.com
Flexible organic solar cells (OSCs) with high power conversion efficiency (PCE) and
excellent mechanical properties are considered a promising power source for wearable …

Comparative study of thermal stability, morphology, and performance of all-polymer, fullerene–polymer, and ternary blend solar cells based on the same polymer …

T Kim, J Choi, HJ Kim, W Lee, BJ Kim - Macromolecules, 2017 - ACS Publications
We compared the thermal and morphological stability of all-polymer solar cells (all-PSCs)
and fullerene-based PSCs (fullerene-PSCs) having the same polymer donor (PBDTTTPD) …

Mixing behavior in small molecule: fullerene organic photovoltaics

SD Oosterhout, V Savikhin, J Zhang, Y Zhang… - Chemistry of …, 2017 - ACS Publications
We report a novel method to determine the amount of pure, aggregated phase of donor and
acceptor in organic photovoltaic (OPV) bulk heterojunctions. By determination of the …

Comparative study of the mechanical properties of all-polymer and fullerene–polymer solar cells: the importance of polymer acceptors for high fracture resistance

W Kim, J Choi, JH Kim, T Kim, C Lee, S Lee… - Chemistry of …, 2018 - ACS Publications
High fracture resistance of polymer solar cells (PSCs) is of great importance to ensure long-
term mechanical reliability, especially considering their potential in roll-to-roll printing …

Building Blocks for High‐Efficiency Organic Photovoltaics: Interplay of Molecular, Crystal, and Electronic Properties in Post‐Fullerene ITIC Ensembles

SM Swick, T Gebraad, L Jones, B Fu… - …, 2019 - Wiley Online Library
Accurate single‐crystal X‐ray diffraction data offer a unique opportunity to compare and
contrast the atomistic details of bulk heterojunction photovoltaic small‐molecule acceptor …

Mechanically robust and high-performance ternary solar cells combining the merits of all-polymer and fullerene blends

W Lee, JH Kim, T Kim, S Kim, C Lee, JS Kim… - Journal of Materials …, 2018 - pubs.rsc.org
In this study, we demonstrate that the introduction of small amounts of phenyl-C71-butyric
acid methyl ester (PC71BM) into all-polymer solar cells (all-PSCs) increases the …

High performance as-cast P3HT: PCBM devices: understanding the role of molecular weight in high regioregularity P3HT

N Chandrasekaran, A Kumar, L Thomsen… - Materials …, 2021 - pubs.rsc.org
The performance of bulk heterojunction (BHJ) organic solar cells is well-known to be
influenced by the properties of the donor polymer employed such as its molecular weight …

Isolating and quantifying the impact of domain purity on the performance of bulk heterojunction solar cells

W Huang, E Gann, N Chandrasekaran… - Energy & …, 2017 - pubs.rsc.org
In solution-processed organic bulk heterojunction (BHJ) solar cells, the purity of the phase-
separated domains is known to play an important role in determining device function. While …