A5021012786- Organic Electronics and Photovoltaics
- Organic Light-Emitting Diodes Research
- X-ray Diffraction in Crystallography
- Luminescence and Fluorescent Materials
- Crystallization and Solubility Studies
- Conducting polymers and applications
- Perovskite Materials and Applications
- Metal-Organic Frameworks: Synthesis and Applications
- Covalent Organic Framework Applications
- Thin-Film Transistor Technologies
- Organic and Molecular Conductors Research
- 2D Materials and Applications
- Molecular Junctions and Nanostructures
- Electrochemical sensors and biosensors
- Magnetism in coordination complexes
- Porphyrin and Phthalocyanine Chemistry
- Photonic and Optical Devices
- Analytical Chemistry and Sensors
- Molecular Sensors and Ion Detection
- Strong Light-Matter Interactions
- Nanomaterials for catalytic reactions
- Advanced Nanomaterials in Catalysis
- Lanthanide and Transition Metal Complexes
- Advanced Memory and Neural Computing
- Force Microscopy Techniques and Applications
Beijing National Laboratory for Molecular Sciences
2019-2025
Chinese Academy of Sciences
2007-2025
Institute of Chemistry
2019-2025
Tianjin University
2021-2025
University of Chinese Academy of Sciences
2019-2023
China Three Gorges University
2016-2021
The University of Melbourne
2021
The University of Queensland
2021
Central South University
2021
Catalytic Materials (United States)
2017
A luminescent Tb-based metal organic gel was prepared by <italic>in situ</italic> node metathesis and it exhibited sensitive detection ability effectively towards antibiotics explosives in water.
Here, we design and synthesize an organic laser molecule, 2,7-diphenyl-9H-fluorene (LD-1), which has state-of-the-art integrated optoelectronic properties with a high mobility of 0.25 cm2 V-1 s-1, photoluminescence quantum yield 60.3%, superior deep-blue characteristics (low threshold Pth = 71 μJ cm-2 53 quality factor (Q) ∼3100 ∼2700 at emission peaks 390 410 nm, respectively). Organic light-emitting transistors based on LD-1 are for the first time demonstrated obvious electroluminescent...
Abstract Construction of high‐performance organic light‐emitting transistors (OLETs) remains challenging due to the limited desired semiconductor materials. Here, two superior high mobility emissive semiconductors, 2,6‐diphenylanthracene (DPA) and 2,6‐di(2‐naphthyl) anthracene (dNaAnt), are introduced into construction OLETs. By optimizing device geometry for balanced ambipolar efficient charge transport using high‐quality DPA dNaAnt single crystals as active layers, high‐efficiency...
Organic photodetectors with UV-sensitivity are of great potential for various optoelectronic applications. Integration high charge carrier mobility, long exciton diffusion length as well unique active materials is crucial construction UV-sensitive devices performance, however, very few organic semiconductors can integrate these properties simultaneously. Herein, two novel containing large steric hindrance triphenylamine groups, 1,6-distriphenylamineethynylpyrene (1,6-DTEP) and...
Abstract Field‐effect transistors are the fundamental building blocks for electronic circuits and processors. Compared with inorganic transistors, organic field‐effect (OFETs), featuring low cost, weight, easy fabrication, attractive large‐area flexible devices. At present, OFETs planar structures widely investigated device in electronics optoelectronics; however, they face enormous challenges realizing large current density, fast operation speed, outstanding mechanical flexibility advancing...
Electrically conductive coordination polymers (generally known as metal–organic frameworks, MOFs) are a class of crystalline hybrid materials produced by the reasonable self-assembly metal nodes and organic linkers. The unique intriguing combination inorganic components endows with superior optical electrical properties, which have recently aroused much attention in several electronic optoelectronic technological applications. However, there many challenging obstacles issues that need to be...
Developing high-mobility emissive organic semiconductors with tunable colors is crucial for light-emitting transistors (OLETs), a pivotal component of integrated optoelectronic devices, but remains great challenge. Here, we demonstrate series color-tunable, high-mobility, emissive, via molecular doping semiconductor, 2,6-diphenylanthracene, as the host. The well-matched structures and sizes efficient energy transfer between host guest enable intrinsically high charge transport colors. High...
Electrically driven polarized light-emitting sources are central to various applications including quantum computers, optical communication, and 3D displays, but serious challenges remain due the inevitable incorporation of complex elements in conventional devices. Here, organic transistors (OPLETs), a kind novel device that integrates functions field-effect transistors, diodes, polarizers into one unique device, demonstrated with degree polarization (DOP) as high 0.97, which is comparable...
The development of blue-emissive ambipolar organic semiconductor is an arduous target due to the large energy gap, but indispensable part for electroluminescent device, especially transformative display technology simple-structured light-emitting transistor (SS-OLET). Herein, we designed and synthesized two new dibenzothiophene sulfone-based high mobility semiconductors (DNaDBSOs), which demonstrate superior optical property with solid-state photoluminescent quantum yield 46-67 % typical...
Abstract Developing high‐performance polarization‐sensitive ultraviolet photodetectors is crucial for their application in military remote sensing, detection, bio‐inspired navigation, and machine vision. However, the significant absorption visible light range severely limits of photodetectors, such as high‐quality anti‐interference imaging. Here, based on a wide‐bandgap organic semiconductor single crystal (trans‐1,2‐bis(5‐phenyldithieno[2,3‐b:3′,2′‐d]thiophen‐2‐yl)ethene, BPTTE),...
The ability to detect light in photodetectors is central practical optoelectronic applications, which has been demonstrated inorganic semiconductor devices. However, so far, the study of polarization-sensitive organic photodetectors, have unique applications flexible and wearable electronics, not received much attention. Herein, construction based on single crystals a superior semiconductor, 2,6-diphenyl anthracene (DPA), demonstrated. systematic characterization two-dimensionally grown DPA...
Abstract Organic semiconductor single crystals, with the unique advantages of high carrier transport properties, optical quality, and low defect density, are ideal candidates for constructing high‐performance organic light‐emitting transistors (OLETs) advancing their related potential applications, including smart displays, micro‐nano light sources, electrically pumped lasers, integrated photonic circuits. Recently, significant progress has been made in single‐crystal (OSSCLETs),...
Organic semiconductors that possess both long exciton diffusion length and high mobility emissive properties are crucial for the development of high-performance organic optoelectronic devices. However, materials with these combined characteristics currently rare. Herein, a was obtained in semiconductor trans-1,2-bis(5-phenyldithieno[2,3-b:3′,2′-d]thiophen-2-yl)ethene (BPTTE). Excellent maximum carrier 18.1 cm2 V–1 s–1 photoluminescence quantum yield (PLQY) 21.4% were BPTTE single crystals....
Abstract The development of high mobility organic laser semiconductors with strong emission is great scientific and technical importance, but challenging. Herein, we present a semiconductor, 2,7‐diphenyl‐9 H ‐fluorene (LD‐1) showing unique crystallization‐enhanced guided by elaborately modulating its crystal growth process. obtained one‐dimensional nanowires LD‐1 show outstanding integrated properties including: absolute photoluminescence quantum yield (PLQY) approaching 80 %, charge carrier...
Organic light-emitting transistors (OLETs), integrating the functions of an organic field-effect transistor (OFET) and diode (OLED) in a single device, are promising for next-generation display technology. However, great challenge achieving uniform area emission OLETs with good stability arbitrary tunability hinders their development this field. Herein, effective solution to obtain well-defined lateral by incorporating charge-transport buffer (CTB) layer between conducting channel emitting...
Abstract Emissive organic semiconductors are highly demanding for light‐emitting transistors (OLETs) and electrically pumped lasers (EPOLs). However, it remains a great challenge to obtain with high carrier mobility photoluminescence quantum yield simultaneously. Here, new design strategy is reported emissive ambipolar even n‐type by introducing perfluorophenyl groups into polycyclic aromatic hydrocarbons such as perylene anthracene. The results reveal that 3,9‐diperfluorophenyl ( 5FDPP )...
In this review, we give a timely summary of the current progress molecular doped organic semiconductor single crystals in terms material selection, crystal growth, resulting properties and device applications.
ABSTRACT Smart agriculture is an inevitable trend in the modernization of agriculture. Achieving efficient and precise monitoring trace pesticides important research direction smart agriculture, with significant implications for a safe food supply chain. However, highly sensitive high‐throughput determination still faces formidable challenges. Herein, we demonstrate kind selective organophosphorus pesticide device based on organic field‐effect transistors (OFETs). The unique signal...
It is essential to develop new effective sensor materials for the detection of antibiotics and organic explosives, due their negative impacts on ecosystems human health. In this work, guided by an in situ metal‐node metathesis approach, a fluorescent metal–organic gel [MOG(Eu) gel] has been synthesized first time metal‐ion exchange between Eu 3+ Al nonfluorescent MOG(Al) gel. More importantly, postsynthetic MOG(Eu) xerogel shows remarkable selective ability towards ronidazole (RDZ),...
Two kinds of vertical organic optoelectronic devices were constructed based on amorphous semiconductors and high device performances achieved.
Organic semiconductors with combinative high carrier mobility and efficient solid-state emission are full of challenges but urgently pursued for developing new emerging optoelectronics. Herein, by delicately regulating the crystal packing an anthracene-based molecular via terminal tert-butylation, we developed a superior emissive molecule, 2,6-di(6-tert-butylnaphthyl)anthracene (TBU-DNA). The unique "slipped herringbone" motif TBU-DNA enables its appropriate exciton-exciton coupling...