Tetraphenylpyrazine-based luminogens with full-colour emission
Full-colour emissive tetraphenylpyrazine-based luminogens are designed and prepared and their structure–photophysical property relationship is elaborated.
6,6′-Diaryl-substituted biazulene diimides for solution-processable high-performance n-type organic semiconductors
High electron mobility derived from dense molecular packing induced by the dipolar moment of azulene units.
Aggregation-induced emission-mediated spectral downconversion in luminescent solar concentrators
Two dyes showing aggregation induced emission behaviour were examined for use as a light harvesting Förster resonance energy transfer pair in luminescent solar concentrators.
Enhancing the performance of the electron acceptor ITIC-Th via tailoring its end groups
We incorporate electron-donating methoxy and electron-withdrawing F groups onto the terminal groups in ITIC-Th, and investigate the effects of the substituents on the electronic properties, charge transport, film morphology, and photovoltaic properties of this series.
Cost-effective synthesis and solution processing of porous polymer networks through methanesulfonic acid-mediated aldol triple condensation
A highly efficient aldol triple condensation method was developed for scalable synthesis and solution processing of conjugated porous polymer networks.
Highly sensitive, durable and stretchable plastic strain sensors using sandwich structures of PEDOT:PSS and an elastomer
A stretchable plastic strain sensor was fabricated, showing high sensitivity and a broad strain-sensing region with good durability.
Imidazole and triazole head group-containing polydiacetylenes for colorimetric monitoring of pH and detecting HCl gas
The family of conjugated polymers known as polydiacetylenes (PDAs) has been extensively utilized in designing stimuli-responsive colorimetric and fluorometric sensors.
Fluorescence visualization of crystal formation and transformation processes of organic luminogens with crystallization-induced emission characteristics
A real-time, on-site, nondestructive, fluorescence imaging technique has been reported to monitor the crystal formation and transformation processes of organic luminogens.
A large-bandgap small-molecule electron acceptor utilizing a new indacenodibenzothiophene core for organic solar cells
A large-bandgap molecular acceptor NIDBT utilizing a new heteroarene, indacenodibenzothiophene, featuring weak electron-donating ability, was designed and synthesized for organic solar cells.
About this collection
This collection, guest edited by Henry He Yan (Hong Kong University of Science and Technology), features selected articles from 13th International Symposium on Functional π-Electron Systems (Fπ-13), held in Hong Kong, China on June 04 - 09, 2017. Topics at the symposium include:
- design and synthesis of new π-conjugated molecules and polymers
- organic and polymeric semiconducting materials for thin film transistors
- organic and polymeric photovoltaic and photo-detective materials and devices
- organic light-emitting materials for display and lighting application
- hybrid/perovskite materials and devices
- conjugated polymers and oligomers in chemo/bio-sensors
More articles will be added into the collection as soon as published.