A rare case of brominated small molecule acceptors for high-efficiency organic solar cells

H Liang, X Bi, H Chen, T He, Y Lin, Y Zhang… - Nature …, 2023 - nature.com
Given that bromine possesses similar properties but extra merits of easily synthesizing and
polarizing comparing to homomorphic fluorine and chlorine, it is quite surprising very rare …

Understanding the role of removable solid additives: Selective interaction contributes to vertical component distributions

B Fan, W Zhong, W Gao, H Fu, FR Lin… - Advanced …, 2023 - Wiley Online Library
Sequentially deposited organic solar cells (SD‐OSCs) have attracted great attention owing
to their ability in achieving a more favorable, vertically phase‐separated morphology to …

Molecular packing and dielectric property optimization through peripheral halogen swapping enables binary organic solar cells with an efficiency of 18.77%

H Liang, H Chen, P Wang, Y Zhu… - Advanced Functional …, 2023 - Wiley Online Library
Peripheral halogen regulations can endow non‐fullerene acceptors (NFAs) with enhanced
features as organic semi‐conductors and further boost efficient organic solar cells (OSCs) …

End-cap modeling on the thienyl-substituted benzodithiophene trimer-based donor molecule for achieving higher photovoltaic performance

MH Maqsood, RA Khera, RF Mehmood… - Journal of Molecular …, 2023 - Elsevier
Despite the substantial advancements in organic solar cells (OSCs), the best devices still
have quite low efficiencies due to less focus on donor molecules. With the intention to …

A Pyrazinyl Wide‐Bandgap Polymer Donor Yields 19.35% Efficiency in Tandem Organic Solar Cells

H Liang, K Ma, S Ding, W Zhao, X Si… - Advanced Energy …, 2024 - Wiley Online Library
In series‐connected tandem organic solar cells (TOSCs), various light‐harvesting molecules
with complementary absorptions are explored with the aim of collaboratively utilizing solar …

Exciton Binding Energy in Organic Polymers: Experimental Considerations and Tuning Prospects

S Kashani, JJ Rech, T Liu, K Baustert… - Advanced Energy …, 2024 - Wiley Online Library
Discrepancies in reported values of exciton binding energy (Eb) for organic semiconductors
(OSs) necessitate a comprehensive study. Traditionally, Eb is defined as the difference …

Dual Polymerized Y‐Acceptors of Distinct‐Dimensionality Create Neuron‐Like Interpenetrating Hierarchical Network towards Efficient and Stable All‐Polymer Solar …

J Ji, Z Wu, J Xie, W Wang, H Qian… - Advanced Materials, 2024 - Wiley Online Library
All‐polymer solar cells have garnered particular attention thanks to their superior thermal,
photo, and mechanical stabilities for large‐scale manufacturing, yet the performance …

Developing Y‐Branched Polymer Acceptor with 3D Architecture to Reconcile Between Crystallinity and Miscibility Yielding> 15% Efficient All‐Polymer Solar Cells

J Ji, L Zhu, X Xiong, F Liu, Z Liang - Advanced Science, 2022 - Wiley Online Library
In all‐polymer solar cells (all‐PSCs), there remains such a dilemma that obtains good
miscibility and crystallinity simultaneously. Herein a new family of Y‐shape polymer …

The effect of fluorination on the low and high frequency dielectric constants of non-polymeric organic semiconductors–towards homojunction solar cells

N Mallo, S McAnally, R Chu, M Babazadeh… - Journal of Materials …, 2023 - pubs.rsc.org
Bulk heterojunction organic solar cells have undergone significant improvements in power
conversion efficiency and stability over the past decade. However, translation from …

The impact of film deposition and annealing on the nanostructure and dielectric constant of organic semiconductor thin films

L Packman, N Mallo, A Raynor, M Gao… - Physical Chemistry …, 2023 - pubs.rsc.org
The strategy of using a bulk-heterojunction light-absorbing layer has led to the most efficient
organic solar cells. However, optimising the blend morphology to maximise light absorption …