Hanmei Li

ORCID: 0000-0003-0630-3267
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About
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Research Areas
  • Luminescence and Fluorescent Materials
  • Advanced Photocatalysis Techniques
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Carbon and Quantum Dots Applications
  • Metal-Organic Frameworks: Synthesis and Applications
  • Perovskite Materials and Applications
  • Covalent Organic Framework Applications
  • Nonlinear Optical Materials Studies
  • Advanced Nanomaterials in Catalysis
  • GNSS positioning and interference
  • Plasmonic and Surface Plasmon Research
  • Random lasers and scattering media
  • Advanced Computational Techniques and Applications
  • Nanocluster Synthesis and Applications
  • Ga2O3 and related materials
  • Graphene research and applications
  • Strong Light-Matter Interactions
  • Embedded Systems and FPGA Design
  • Electrochemical sensors and biosensors
  • Immunotherapy and Immune Responses
  • Thermal properties of materials
  • Thermal Radiation and Cooling Technologies
  • Advanced biosensing and bioanalysis techniques
  • Organic Light-Emitting Diodes Research
  • Photonic and Optical Devices

Northwest University
2022

Sun Yat-sen University
2021-2022

Ministry of Education of the People's Republic of China
2022

Henan University
2018-2019

Kaifeng University
2019

Sichuan University
2018

Beihang University
2007

The synthesis of multifunctional and high catalytic performance Fe 3 C embedded Fe–N-doped carbon nanozymes for the assay total antioxidant capacity in food samples.

10.1039/d1tb02695j article EN Journal of Materials Chemistry B 2022-01-01

Polyimide photocatalysts with enhanced π stacking are prepared through the solvothermal condensation of pyromellitic dianhydride and <italic>N</italic>,<italic>N</italic>-dialkylmelamine, exhibiting extended light absorption ranges efficient visible-light-driven photocatalysis.

10.1039/d1cy00581b article EN Catalysis Science & Technology 2021-01-01

Lead halide perovskite quantum dots (PQDs) have recently been proposed as scalable and color-tunable single emitters, but their slow spontaneous emission (1–10 ns) creates a mismatch with high-speed nanophotonic devices. Here, we demonstrate Purcell enhanced rate in hybrid structure of PQDs coupled to plasmonic crystal at room temperature. A series planar devices are produced large scale via chemistry assembly using colloidal PQDs, Ag nanocubes, polyvinylpyrrolidone (PVP) building blocks. By...

10.1021/acs.jpcc.9b06919 article EN The Journal of Physical Chemistry C 2019-09-25

Lead halide perovskite quantum dots (PQDs) have recently been proposed as a scalable and color-tunable source, but their slow spontaneous emission creates mismatch with high-speed nanophotonic devices. Here, we demonstrate fast bright in PQD films coupled to silver nanowire networks (NWKs), which polyvinyl alcohol (PVA) is used spacer regulate the lossy characteristics of plasmonic cavity. Compared bare quartz, PVA substrate shows considerable enhancement effect on apparent intensity,...

10.1039/c9cp04415a article EN Physical Chemistry Chemical Physics 2019-01-01

Carbon materials as versatile fillers have drawn increasing attention in thermal conductive polymer composites, however, the conductivity (TC) regulation of them remains challenging. Herein, tunable lattice is reported for glucose derived graphitic carbon nanoparticles (GCPs) and their composites. Both in-plane (La) out-of-plane (Lc) coherence lengths GCPs increase with carbonization temperature range 700 °C to 1300 °C. The intrinsic TC film directly extracted from dependence Raman G peak...

10.1063/1.5025148 article EN cc-by AIP Advances 2018-05-01

Herein, a novel all-organic Z-scheme hydrogen-bonded organic frameworks (HOFs)/g-C3N4 nanosheets (CNNS) heterojunction photocatalyst is synthesized through an in-situ electrostatic method. Characterization and density functional theory studies together verify that the band structures with staggered alignment between HOFs CNNS can induce rapid interfacial charge-transfer pathway. Combing complementary advantages of CNNS, fabricated HOFs/CNNS inhibits photoinduced electron-hole recombination...

10.2139/ssrn.4163687 article EN SSRN Electronic Journal 2022-01-01

Alum, the well-known vaccine adjuvant with a long history of clinical use, is changed from “gel” to nanoparticles. This changes its mechanism action “depot” that resides at injection site, nanoparticles transport antigen and into lymph node. As reported by Xun Sun co-workers in article number 1700426, this node targeting strategy significantly improves efficacy vaccinations offers potential nanovaccine platform for treating cancer other diseases.

10.1002/advs.201870001 article EN cc-by-nc Advanced Science 2018-01-01

The paper presents a scheme of high dynamic GNSS digital receiver using FPGA xc4vsx55 XILINX and DSP TMS320VC6701 TI as core controller. Besides brief introduction design hardware structure, the comprehensively introduces implementation algorithms fast acquisition tracking spread spectrum signal in environment. Through optimized design, both C code (coarse ranging code) P (precision are realized one chip FPGA, under control DSP. Employing FFT-based algorithm, unit realizes by duplicated two...

10.1117/12.780343 article EN Proceedings of SPIE, the International Society for Optical Engineering/Proceedings of SPIE 2007-10-19
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