A5031049109- Organic Light-Emitting Diodes Research
- Luminescence and Fluorescent Materials
- Organic Electronics and Photovoltaics
- Conducting polymers and applications
- Lanthanide and Transition Metal Complexes
- Molecular Sensors and Ion Detection
- Nitric Oxide and Endothelin Effects
- Sulfur Compounds in Biology
- Analytical Chemistry and Sensors
- Luminescence Properties of Advanced Materials
- Catalytic Cross-Coupling Reactions
- Magnetism in coordination complexes
- Perovskite Materials and Applications
- Synthesis and biological activity
- Advanced Memory and Neural Computing
- Nanoplatforms for cancer theranostics
- Geomechanics and Mining Engineering
- Metal-Organic Frameworks: Synthesis and Applications
- Power Line Communications and Noise
- Metal complexes synthesis and properties
- Topology Optimization in Engineering
- Photonic and Optical Devices
- Caveolin-1 and cellular processes
- Electron Spin Resonance Studies
- Venomous Animal Envenomation and Studies
Hong Kong Polytechnic University
2020-2025
Shenzhen Polytechnic
2021-2024
Shaanxi University of Chinese Medicine
2024
Peking University
2024
Beijing Institute of Technology
2024
Nanjing University of Posts and Telecommunications
2015-2023
Wuhan Ship Development & Design Institute
2023
Tianjin University of Technology and Education
2023
Taiyuan University of Technology
2011-2022
Hefei University of Technology
2022
Peroxynitrite (ONOO–), the product of a radical combination reaction nitric oxide and superoxide, is potent biological oxidant involved in broad spectrum physiological pathological processes. Herein we report development, characterization, applications new fluorescent probe, HKGreen-4, for peroxynitrite detection imaging. HKGreen-4 utilizes peroxynitrite-triggered oxidative N-dearylation to achieve an exceptionally sensitive selective fluorescence turn-on response toward chemical systems...
Highly efficient lepidine‐based phosphorescent iridium(III) complexes with pentane‐2,4‐dione or triazolpyridine as ancillary ligands have been designed and prepared by a newly developed facile synthetic route. Fluorine atoms trifluoromethyl groups introduced into the different positions of ligand, their influence on photophysical properties has investigated in detail. All triazolpyridine‐based display blueshifted dual‐peak emission compared to pentane‐2,4‐dione‐based ones broad single‐peak...
Developing deep-blue thermally activated delayed fluorescence (TADF) emitters with both high efficiency and color purity remains a formidable challenge. Here, we proposed design strategy by integrating asymmetric oxygen-boron-nitrogen (O-B-N) multi-resonance (MR) unit into traditional N-B-N MR molecules to form rigid extended O-B-N-B-N π-skeleton. Three MR-TADF of OBN, NBN ODBN featuring O-B-N, symmetric units were synthesized through the regioselective one-shot electrophilic C-H borylation...
Efficient and stable blue organic light-emitting devices (OLEDs) represent one of the most important components in future solid-state lighting full color displays. Although red green OLEDs have been successfully commercialized, it remains challenging to realize showing high efficiency stability simultaneously, restricting their commercialization. Triplet–triplet annihilation (TTA)-based materials emerging as a new category electroluminescent or host with promising potential for highly...
A novel fluorescent probe, HKGreen-3, for sensing peroxynitrite is designed on the basis of rhodol scaffold and a peroxynitrite-specific oxidation reaction. The probe turns out to be highly sensitive selective detecting in both chemical biological systems.
A novel fluorescent reporter HKYellow was rationally designed for the robust visualization of peroxynitrite production in live cells and tissues.
Abstract By incorporating ultrathin (<0.1 nm) green, yellow, and red phosphorescence layers with different sequence arrangements in a blue fluorescence layer, four unique simplified fluorescence/phosphorescence (F/P) hybrid, white organic light-emitting diodes (WOLEDs) were obtained. All devices realize good warm light emission, high color rending index (CRI) of >80, low correlated temperature <3600 K, stability at wide voltage range 5 V–9 V. These hybrid WOLEDs also reveal...
Abstract Phosphorescent manganese(II) complexes are emerging as a new generation of phosphorescent materials showing great potentials in many applications, owing to their unique features including highly efficient phosphorescence, diverse structural/molecular design, and ease synthesis, structural diversity, rich physical properties (e.g., triboluminescence, stimuli‐responsivity, etc.), high abundance, low cost. The research on is just its infancy but rapidly flourishing indeed, potential...
Abstract Phosphorescent transition‐metal complexes have played the vital role in rapid development of organic light‐emitting diodes (OLEDs) as most promising candidates for next‐generation flat‐panel display and solid‐state lighting techniques. In this work, novel low‐cost phosphorescent neutral tetrahedral manganese(II) (DBFDPO‐MnX 2 , X = Br, or Cl) based on dibenzofuran‐based phosphine oxide derivative ligand are designed synthesized. The exhibit intense green phosphorescence with high...
Real-time monitoring of the contents molecular oxygen (O2) in tumor cells is great significance early diagnosis cancer. At same time, photodynamic therapy (PDT) could be realized by highly toxic singlet (1O2) generated situ during O2 sensing, making it one most promising methods for cancer therapy. Herein, iridium(III) complex cored hyperbranched phosphorescent conjugated polymer dots with negative charges hypoxia imaging and efficient PDT was rationally designed synthesized. The incomplete...
ConspectusThe rapid developments of cutting-edge research on photofunctional organic semiconductor materials are greatly promoting the progress science and technology. As one most important materials, phosphorescent iridium(III) complexes a promising class organometallic emitters because their rich emissive excited states together with excellent chemical stability, which have been widely used in various fields, such as electroluminescence, solar cells, photocatalysis, biosensing, bioimaging,...
The development of highly efficient cyclometalated phosphorescent iridium(III) complexes is greatly promoted by their rational molecular design. Manipulating the excited states iridophosphors could endow them with appealing photophysical properties, which play vital roles in triplet state-related photofunctional applications (e.g., electroluminescence, photodynamic therapy, etc.). In general, most effective approach for decreasing emission energies to extend π-skeleton ligands. However,...
The excited-state manipulation of the phosphorescent iridium(III) complexes plays a vital role in their photofunctional applications. development molecular design strategy promotes creative findings novel complexes. current strategies for mainly depend on selective cyclometalation ligands with ion, which is governed by steric hindrance ligand during cyclometalation. Herein, new (i.e., random strategy) proposed effective cyclometalated Two series and separable methoxyl-functionalized isomeric...
We have developed semiconducting polymer nanoparticle-based photosensitizers for O<sub>2</sub>mapping and enhanced the PDT effect by using fluorescence resonance energy transfer.
Excellent blue/pure blue iridium(<sc>iii</sc>) phosphors with high <italic>Φ</italic><sub>PL</sub>, narrow FWHMs and robust chemical structures are designed for partially solution-processed OLEDs.
Two highly efficient red neutral iridium(III) complexes, Ir1 and Ir2, were rationally designed synthesized by selecting two pyridylimidazole derivatives as the ancillary ligands. Both Ir2 show nearly same photoluminescence emission with maximum peak at 595 nm (shoulder band about 638 nm) achieve high solution quantum yields of up to 0.47 for 0.57 Ir2. Employing emitters, fabricated organic light-emitting diodes (OLEDs) outstanding performance external efficiency (EQE), current (CE), power...
An aromatic moiety-free strategy is proposed for the excited state manipulation of a neutral manganese( ii ) halide scintillator towards efficient X-ray imaging with high spatial resolution 11.3 lp mm −1 and low detection limit 34.95 nGy s .
We designed and synthesized a photocontrollable peroxynitrite (ONOO–) generator, P-NAP, which has N-methyl-N-nitrosoaminophenol structure with four methyl groups introduced onto the benzene ring to block reaction of photodecomposition product ONOO– lower semiquinoneimine's redox potential. The semiquinoneimine intermediate generated by photoinduced release nitric oxide (NO) reduces dissolved molecular oxygen generate superoxide radical anion (O2•–), reacts NO afford under diffusion control...
Drug-induced liver injury (DILI) is a widespread clinical problem. The pathophysiological mechanisms of DILI are complicated, and the traditional diagnostic methods for have their limitations. Owing to its convenient operation, high sensitivity, specificity, luminescent sensing imaging as an indispensable tool in biological research trials may provide important means study. Herein, we report rational design preparation near-infrared dual-phosphorescent polymeric probe (P-ONOO) exploring via...