A5100611003- Organic Light-Emitting Diodes Research
- Organic Electronics and Photovoltaics
- Luminescence and Fluorescent Materials
- Conducting polymers and applications
- Advancements in Battery Materials
- Advanced Photocatalysis Techniques
- Advanced Battery Materials and Technologies
- TiO2 Photocatalysis and Solar Cells
- Supercapacitor Materials and Fabrication
- Catalytic Processes in Materials Science
- Electrocatalysts for Energy Conversion
- Molecular Junctions and Nanostructures
- Advanced Sensor and Energy Harvesting Materials
- Advanced Battery Technologies Research
- Advanced battery technologies research
- Quantum Dots Synthesis And Properties
- Electrochemical sensors and biosensors
- Gas Sensing Nanomaterials and Sensors
- Nanomaterials for catalytic reactions
- Analytical Chemistry and Sensors
- Advanced biosensing and bioanalysis techniques
- Electrospun Nanofibers in Biomedical Applications
- Solar-Powered Water Purification Methods
- Graphene research and applications
- Fuel Cells and Related Materials
Southeast University
2015-2024
State Key Laboratory of Digital Medical Engineering
2017
State Key Laboratory of Silicon Materials
2012-2014
Zhejiang University
2012-2014
Tianjin University of Science and Technology
2014
Tianjin University of Technology
2008
Chinese Academy of Sciences
2005-2006
Institute of Modern Physics
1992-2005
The rechargeable lithium-sulfur battery is a promising option for energy storage applications because of its low cost and high density. electrochemical performance the sulfur cathode, however, substantially compromised fast capacity decay caused by polysulfide dissolution/shuttling specific poor electrical conductivities active materials. Herein we demonstrate novel strategy to address these two problems designing synthesizing carbon nanotube (CNT)/NiFe2O4-S ternary hybrid material...
A self-host thermally activated delayed fluorescence (TADF) dendrimer POCz-DPS for solution-processed nondoped blue organic light-emitting diodes (OLEDs) was designed and synthesized, in which the bipolar phosphine oxide carbazole moiety introduced by alkyl chain to ensure balanced charge transfer. The investigation of physical properties showed that dendrons not only improve morphological stability but also restrain concentration quenching effect TADF emissive core. spin-coated OLEDs...
Strategies to enhance the ratio of molecular horizontal emitting dipole orientation (Θ∥ ) for thermally activated delayed fluorescence (TADF) emitters have unlocked full potential efficiencies evaporated devices, which, however, remain elusive solution-processed ones. Here, a strategic design solution processable TADF featuring high Θ∥ s is proposed by attaching flexible chains ended with bipolar 9,9'-spirobi[fluorene] subunits as anchoring groups onto core. It's unveiled that not only via...
Photothermal heating and photocatalytic treatment are two solar-driven water processing approaches by harnessing NIR UV-vis light, respectively, which can fully utilize solar energy if integrated. However, it remains a challenge to achieve high performance in both when integrated material due uncontrollable heat diffusion. Here, we report demonstration of confinement on photothermal sites fluid cooling photocatalysis at the nanoscale, within well-designed nanofiber reactor. nanostructures...
A novel composite material MoS<sub>2</sub>/SrTiO<sub>3</sub> can show the excellent photocatalytic activity with degradation rate as high 99.81%.
Due to the encapsulation of emissive core, concentration quenching effect TADF material can be effectively restrained.
Here, we conveniently designed and synthesized a self-host thermally activated delayed fluorescence (TADF) emitter, which can not only form uniform thin film through wet-process, but also allow the subsequently deposition of electron transporting layer (ETL) by orthogonal solvent. By using this material as all-solution-processed multilayer TADF organic light emitting diodes (OLEDs) was successfully fabricated. The maximum current, power external quantum efficiencies nondoped device are 46.3...
A flexible Al 2 O 3 /TiO nanofibrous mat with a 2.18 MPa tensile strength has been created by stress dispersion method for 2D and 3D evaporators. The evaporator an ultrahigh solar-to-vapor efficiency of 116% ensures 10 h without salt buildup.
Two soluble bipolar host materials (mCP-BPBI and CP-QPBI), comprising different proportions of hole-transporting carbazole electron-transporting benzimidazole, were synthesized. Their thermal, physical, electrochemical properties characterized. The designated bulky star-shaped structures efficiently suppress the direct intramolecular interaction between donor acceptor subunits to give high triplet energies. Through computational studies, varying ratio hole- moieties could significantly...
Actualizing high-efficiency thermally activated delayed fluorescent (TADF) organic light-emitting diodes (OLEDs) with fully wet processes is of great significance to the development purely electroluminescence and application large-area OLED displays. Herein, new strategies are proposed develop TADF dendrimers tunable colors by adjusting way linking branches core numbers peripheral branches. Due an energy gradient efficient exciton utilization in core-dendron system, solution-processed OLEDs...
A highly efficient solution-processible TADF blue host is developed by molecular encapsulation. Due to the steric shield effect of peripheral units, triplet–triplet and triplet–polaron quenching are restricted.
Abstract Graphite is the major anode material of commercial lithium‐ion batteries (LIBs), and thus improving its cycling stability an effective approach to extend battery life. In this study, succinic anhydride group, methoxyethanol, methoxypolyethylene glycol segments are chemically bonded surfaces graphite particles by Diels‐Alder subsequent esterification reactions. The synthesized functionalized graphites excellent in water dispersibility. electrochemical results indicate that...
The molecular excited-state manipulation from LE state to HLCT via introducing cyano groups resulted in a PLQY of 100% solution and augmented the radiative transition rate, achieved an EQE 4.43% emission peak at 438 nm.
Abstract In conjunction with the advancement of digital healthcare, field wearable biosensors has experienced rapid growth in recent years and is projected to expand further coming years. As enter their next phase, emphasis increasingly placed on developing comfortable, breathable, washable, lightweight intelligent fibers textiles as key components. This review examines contributions both natural synthetic biosensors. The structure preparation process are systematically elucidated, including...
An efficient carbazole-based dendritic host material Cz-TCB for solution processed blue phosphorescent organic light-emitting devices (PhOLEDs) was designed and synthesized. The nonplanar star-shaped configuration of limited the effective extension their π-conjugation, leading to same triplet energy 2.86 eV. No noticeable signals related glass transition is observed in DSC curves. Atomic force microscopy (AFM) measurements indicate excellent thermal morphological stability dendrimer....
This paper reports a facile method for fabricating new nanocable structure consisting of reduced graphene oxide (RGO) wrapped anatase TiO2 nanofibers by UV-light photocatalytic reduction. The was prepared injecting 0.8 g L−1 aqueous colloid into electrospun in ethanol, followed mild UV light irradiation 20 h. conformal wrapping RGO is result noncovalent interactions (van der Waals and electrostatics). walls the nanocables exhibited uniform thickness ∼5 nm. Half oxygen groups were removed...