Asu Li

ORCID: 0000-0002-9830-4832
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About
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Research Areas
  • Organic Light-Emitting Diodes Research
  • Organic Electronics and Photovoltaics
  • Conducting polymers and applications
  • Luminescence and Fluorescent Materials
  • Gas Sensing Nanomaterials and Sensors
  • Transition Metal Oxide Nanomaterials
  • Perovskite Materials and Applications
  • Network Traffic and Congestion Control
  • Thin-Film Transistor Technologies
  • Fire Detection and Safety Systems
  • Network Security and Intrusion Detection
  • 2D Materials and Applications
  • Analytical Chemistry and Sensors
  • ZnO doping and properties
  • Anomaly Detection Techniques and Applications
  • Pigment Synthesis and Properties
  • Quantum Dots Synthesis And Properties
  • Advanced Optical Network Technologies
  • Advanced Chemical Sensor Technologies

Jilin Medical University
2021-2022

Jilin University
2017-2022

State Key Laboratory on Integrated Optoelectronics
2017-2021

Real-time identification of threats has been the focus attention in security field recent years. Researchers have aimed to build a fast, efficient, and accurate model address risks threat event identification. This study proposes effective deep learning model-the squeeze excitation WaveNet (SE-WaveNet). is 1-D convolutional neural network (CNN) with large receptive field. It small, highly accurate. Thus, it great advantage processing time series data. On this basis, (SE) structure mechanism...

10.1109/tim.2021.3081178 article EN IEEE Transactions on Instrumentation and Measurement 2021-01-01

Abstract The exciplex co‐host system is one of the most promising candidates for developing phosphorescent organic light‐emitting diodes (OLEDs) with high performance. However, highly effective that able to realize color‐pure monochrome OLED and superior color‐stable white simultaneously rarely reported so far. Herein, a novel formed by donor ( N , ′‐dicarbazolyl‐3,5‐benzene) (MCP) acceptor 4,6‐bis[3,5‐(dipyrid‐3‐yl)‐phenyl]‐2‐phenylpyrimidine (B4PyPPM) constructed successfully achieve...

10.1002/adom.201901247 article EN Advanced Optical Materials 2019-11-22

Response of an AAZF sensor to real breath samples from healthy volunteers and diabetic patients.

10.1039/d2qi01517j article EN Inorganic Chemistry Frontiers 2022-01-01

We have prepared high-performance white OLEDs based on exciplex systems and blue ultra-thin FIrPic layers, exhibiting a low turn-on voltage of 2.2 V with maximum power efficiency 34.1 lm W<sup>−1</sup>, the CIE coordinate (0.33,0.33) at 1000 cd m<sup>−2</sup>.

10.1039/d0ma01005g article EN cc-by Materials Advances 2021-01-01

High-efficiency single-layer organic light-emitting diodes (OLEDs) based on a simple structure doped with iridium(III) bis(4-phenylthieno[3,2-c]pyridinato-N,C2') acetylacetonate (PO-01) as emission dyes are realized, achieving maximum current efficiency (CE) and power (PE) of 37.1 cd A-1 33.3 lm W-1 well low turn-on voltage 3.31 V. Such superior performance is mainly attributed to the employment uniform co-host assisted charge transport property phosphors dyes, which were in favor balance...

10.3390/ma13092029 article EN Materials 2020-04-26

We demonstrated highly efficient single-layer organic light-emitting diodes (OLEDs) based on graded-composition architecture. The OLEDs comprise from a mostly hole-transport material at anode to electron-transport cathode. resulting device with low turn-on voltage of 2.85 V shows maximum power efficiency and current 44.8 lm/W 42.7 cd/A, respectively. It is found that the emission dopant plays an important role obtain more balanced charge carriers, causing recombination zone slightly shift...

10.1364/ol.44.001722 article EN Optics Letters 2019-03-25

We demonstrate high-efficiency white phosphorescent organic light-emitting diodes with low efficiency roll-off. The feature of the device concept is employing two emission layers (EMLs) separated by a mixed interlayer. Both EMLs are doped dyes. resulting optimized doping concentration shows maximum 31.0 cd/A extremely roll-off 30.7 at 1000 cd/m², 27.2 5000 and 25.5 10,000 respectively, without any outcoupling structures. This enabled balanced charge carrier transport in EMLs, leading to...

10.3390/molecules24010211 article EN cc-by Molecules 2019-01-08

Au-ZnO/ZnFe2O4 microspheres were synthesized by three processes. Firstly, ZnFe2O4 through a facile one-step hydrothermal process combined with annealing treatment. Then, thin layer of ZnO flocs was grown on the surface via similar to obtain ZnO/ZnFe2O4 composite materials. Finally, Au nanoparticles decorated co-precipitation method. According results scanning electron microscopy analyses, assembled numerous nanosheets. And transmission analyses revealed that microsphere had yolk-shell...

10.2139/ssrn.4071659 article EN SSRN Electronic Journal 2022-01-01

The exciplex system is expected to be able address the serious efficiency roll-offs that restrict organic light-emitting devices(OLEDs) further developments. A novel achieved with high efficiencies and reported effects different donor/acceptor ratios. formed by donor of 4,4'-cyclohexylidenebis[N,N-bis(p-tolyl)aniline] (TAPC) acceptor 1,3-dihydro-1,1-dimethyl-3-(3-(4,6-diphenyl-1,3,5-triazin-2-yl)phenyl)indeno-[2,1-b]carbazole (DMIC-TRZ). complex devices achieve a maximum current 25.12 cd/A...

10.2139/ssrn.4079249 article EN SSRN Electronic Journal 2022-01-01

Au-ZnO/ZnFe2O4 microspheres were synthesized by three processes. Firstly, ZnFe2O4 through a facile one-step hydrothermal process combined with annealing treatment. Then, thin layer of ZnO flocs was grown on the surface via similar to obtain ZnO/ZnFe2O4 composite materials. Finally, Au nanoparticles decorated co-precipitation method. According results scanning electron microscopy analyses, Au-ZnO/ZnFe2O 4 assembled numerous nanosheets. And transmission analyses revealed that microsphere had...

10.2139/ssrn.4097430 article EN SSRN Electronic Journal 2022-01-01
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