Design of organic small molecules for photovoltaic application with high open-circuit voltage (V oc)

X He, L Yin, Y Li - Journal of Materials Chemistry C, 2019 - pubs.rsc.org
Open-circuit voltage (Voc), as a key parameter, plays an important role in determining power
conversion efficiency (PCE) of organic solar cells (OSCs). With the rapid development in …

The effect of H‐and J‐aggregation on the photophysical and photovoltaic properties of small thiophene–pyridine–DPP molecules for bulk‐heterojunction solar cells

M Más‐Montoya, RAJ Janssen - Advanced Functional …, 2017 - Wiley Online Library
The performance of organic semiconductors in optoelectronic devices depends on the
functional properties of the individual molecules and their mutual orientations when they are …

Thieno [3, 4-c] pyrrole-4, 6-dione-based conjugated polymers for organic solar cells

C Zhao, F Yang, D **a, Z Zhang, Y Zhang… - Chemical …, 2020 - pubs.rsc.org
Conjugated polymers consisting of electron-rich and electron-deficient units as alternative
structures have played important roles in the field of organic solar cells (OSCs). A thieno [3 …

Benzo[1,2-b:4,5-b′]dithiophene–Pyrido[3,4-b]pyrazine Small-Molecule Donors for Bulk Heterojunction Solar Cells

J Wolf, M Babics, K Wang, Q Saleem… - Chemistry of …, 2016 - ACS Publications
We report on the synthesis, material properties, and bulk heterojunction (BHJ) solar cell
characteristics of a set of π-conjugated small-molecule (SM) donors composed of benzo [1 …

Comparative Study of Effects of Terminal Non‐Alkyl Aromatic and Alkyl Groups on Small‐Molecule Solar Cell Performance

A Tang, C Zhan, J Yao - Advanced Energy Materials, 2015 - Wiley Online Library
Small‐molecule donors for solar cells are usually end‐capped with π‐systems or aliphatic
chains extending the π‐conjugation of the molecules's backbone. Compared with alkyl …

Donor and Acceptor Unit Sequences Influence Material Performance in Benzo[1,2‐b:4,5‐b′]dithiophene–6,7‐Difluoroquinoxaline Small Molecule Donors for BHJ …

K Wang, RZ Liang, J Wolf, Q Saleem… - Advanced Functional …, 2016 - Wiley Online Library
Well‐defined small molecule (SM) donors can be used as alternatives to π‐conjugated
polymers in bulk‐heterojunction (BHJ) solar cells with fullerene acceptors (eg, PC61/71BM) …

Small Molecules Derived from Thieno[3,4-c]pyrrole-4,6-dione (TPD) and Their Use in Solution Processed Organic Solar Cells

C Garcias-Morales, D Romero-Borja, JL Maldonado… - Molecules, 2017 - mdpi.com
In this work, microwave synthesis, chemical, optical and electrochemical characterization of
three small organic molecules, TPA-TPD, TPA-PT-TPD and TPA-TT-TPD with donor …

Side-chain engineering in a thermal precursor approach for efficient photocurrent generation

K Takahashi, D Kumagai, N Yamada… - Journal of Materials …, 2017 - pubs.rsc.org
An ideal active-layer compound for bulk-heterojunction (BHJ) organic photovoltaic devices
(OPVs) can assemble upon deposition to form the effective π–π stacking that facilitates …

Selenium-Containing Fused Bicyclic Heterocycle Diselenolodiselenole: Field Effect Transistor Study and Structure–Property Relationship

S Debnath, S Chithiravel, S Sharma… - … Applied Materials & …, 2016 - ACS Publications
The first application of the diselenolodiselenole (C4Se4) heterocycle as an active organic
field effect transistor materials is demonstrated here. C4Se4 derivatives (2a–2d) were …

Dithienylbenzodiimide: a new electron-deficient unit for n-type polymer semiconductors

J Chen, X Zhang, G Wang, MA Uddin, Y Tang… - Journal of Materials …, 2017 - pubs.rsc.org
Inspired by the excellent device performance of imide-functionalized polymer
semiconductors in organic electronics, a novel imide-based building block …