Multiscale engineering of functional organic polymer interfaces for neuronal stimulation and recording
Two dimensional semiconducting polymers
Synthetic chemistry towards two-dimensional semiconducting polymers (2DSPs) with planar π-conjugated structures is reviewed and their unique chemical and physical properties derived from the extended π-conjugation are discussed.
Recent advances of stable Blatter radicals: synthesis, properties and applications
Radicals, organic molecules with unpaired electrons, are applied across different scientific disciplines such as electronics, energy storage and biochemistry.
Structured and functionalized organic semiconductors for chemical and biological sensors based on organic field effect transistors
This review gives an overview of strategies to tailor organic semiconductors with designed physical structures and chemical functionalities for development of chemical and biological sensors based on organic field effect transistors.
Recent advances in high-performance organic solar cells enabled by acceptor–donor–acceptor–donor–acceptor (A–DA′D–A) type acceptors
In this review, we focus on the recent advances in organic solar cells enabled by A–DA′D–A type acceptors and summarize the correlation between molecular structure, molecular packings, optoelectronic properties, and photovoltaic performance.
Two-dimensional halide perovskites featuring semiconducting organic building blocks
A timely review of recent exciting progress is provided regarding the molecular design, optical characterization, and device fabrications of novel 2D halide perovskite materials incorporating functional organic semiconducting building blocks.
Recent progress in well-defined higher azaacenes (n ≥ 6): synthesis, molecular packing, and applications
In this review, we will focus on the recent progress in the synthetic strategies, photo-electronic properties, molecular packing modes and applications of azaacenes (n ≥ 6) with single-crystal structures.
An oxygen heterocycle-fused fluorene based non-fullerene acceptor for high efficiency organic solar cells
A new acceptor–donor–acceptor (A–D–A) small molecule acceptor, named FCO-2F, is designed and synthesized based on the previous acceptor F-H.
Protonic acid doping of low band-gap conjugated polyions
Conjugated polyions (CPIs) offer synthetic tunability and selective processing into insulating, semiconducting and metallic states simply by controlling acidity.
Fluoro-alkyl substituted isothianaphthene bisimides as stable n-type semiconductors
Two fluoro-alkyl substituted isothianaphthene bisimide materials with high solubility and their applications in stable n-type OTFTs are demonstrated.
Understanding of copolymers containing pyridine and selenophene simultaneously and their polarity conversion in transistors
Two n-type pyridine and selenophene-containing polymers were synthesized and the structure–property relationships were investigated, followed by polarity switching from ambipolarity to unipolar characteristics via the doping method.
The importance of sulfonate to the self-doping mechanism of the water-soluble conjugated polyelectrolyte PCPDTBT-SO3K
In-depth understanding of the doped and de-doped states of CPE-K, a unique, water-soluble, highly conductive polymer.
Anthracene derivative based multifunctional liquid crystal materials for optoelectronic devices
A liquid crystal molecule with versatile properties, like the indicators of a clock, shows various applications.
Perylene monoimide and naphthalene-annulated [3,3,3]propellanes: synthesis and device applications
3D polycyclic aromatic hydrocarbons are synthesized, and their applications for organic field-effect transistors and organic light-emitting diodes are explored.
About this collection
Welcome to Materials Chemistry Frontiers special collection celebrating Prof. Fred Wudl’s 80th Birthday.
Professor Fred Wudl is one of the pioneers of the modern organic materials chemistry, and has made a great contribution and achieved several milestones for this area, including the pioneering works of organic conductors for TCNQ/TTF, OPV’s PCBM etc. Contributed by Professor Wudl’s former co-workers and friends, this special collection covers all aspects of organic semiconductors including synthesis and theoretical investigation as well as their properties or applications related to display technologies, optical materials, magnetics and electronics.
Guest Editors: Qichun Zhang (Nanyang Technical University), Dmitrii Perepichka (McGill University), Hong Meng (Peking University, Shenzhen Graduate School) and Yongsheng Chen (Nankai University)
More articles will be added as soon as they are published.