Zhiqiang Zheng

ORCID: 0009-0005-9018-8653
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Research Areas
  • Luminescence Properties of Advanced Materials
  • Glass properties and applications
  • Lanthanide and Transition Metal Complexes
  • Solid State Laser Technologies
  • Luminescence and Fluorescent Materials
  • Perovskite Materials and Applications
  • Photorefractive and Nonlinear Optics
  • Quantum Dots Synthesis And Properties
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Radiation Detection and Scintillator Technologies
  • Quantum optics and atomic interactions
  • Nanocluster Synthesis and Applications
  • Nanoplatforms for cancer theranostics
  • Optical properties and cooling technologies in crystalline materials
  • Carbon and Quantum Dots Applications
  • Gastric Cancer Management and Outcomes
  • Gas Sensing Nanomaterials and Sensors
  • Advanced Nanomaterials in Catalysis
  • Advanced biosensing and bioanalysis techniques
  • Electrochemical Analysis and Applications
  • Advanced Optical Imaging Technologies
  • Photonic and Optical Devices
  • Liquid Crystal Research Advancements
  • Photonic Crystals and Applications
  • Nanomaterials and Printing Technologies

University of Electronic Science and Technology of China
2024

Hunan University
2024

Max Planck Institute for Intelligent Systems
2024

Fujian Normal University
2014-2023

Tan Kah Kee Innovation Laboratory
2016-2019

Fuzhou University
2019

Jianghan University
2017

Wenzhou Medical University
2014-2017

Shanghai University
2017

University of Science and Technology of China
2003-2006

Abstract High-precision additive manufacturing technologies, such as two-photon polymerization, are mainly limited to photo-curable polymers and currently lacks the possibility produce multimaterial components. Herein, we report a physically bottom-up assembly strategy that leverages capillary force trap various nanomaterials assemble them onto three-dimensional (3D) microscaffolds. This capillary-trapping enables precise uniform of into versatile 3D microstructures with high uniformity mass...

10.1038/s41467-024-51086-2 article EN cc-by Nature Communications 2024-08-06

A preform technique is used to prepare a step-index (SI) polymer optical fiber (POF) doped with EuDBM3Phen. The gain (5.7 dB) at 613 nm of the SI POF Eu3+ content 4000 in 106 wt., 0.4-mm core diameter, and 30-cm length observed ambient temperature by end pumping YAG 355 nm. input signal light ∼0.2 W. results show possibility rare-earth-doped amplifier potential rare-earth ions as an active device.

10.1364/ol.29.000477 article EN Optics Letters 2004-03-01

Novel quantum cutting (QC) phosphor KYF4: Tb3+, Yb3+ doped Ag nanoparticles (NPs) was prepared by using the sol-gel method. Plasmon enhanced near-infrared (NIR) QC involving ion at 975 nm (2F5/2→2F7/2) emission achieved under excitation of 374 (7F6→5D3) and 485 (7F6→5D4) Tb3+ ions, respectively. The effect NPs on NIR luminescence investigated, results show that intensity first increases, then decreases with increase concentration. maximum enhancement factor is about 1.9 when concentration...

10.1364/ol.40.002630 article EN Optics Letters 2015-05-28

In this work, highly ordered TiO2/Ag bilayer structures on p-type silicon (Si) wafers are prepared by photolithography and electrochemical self-assembly methods. The interfacial charge transfer (CT) of Si/TiO2/Ag multistorey structure with a specially aligned work function is studied. This important to deduce the electron migration behavior SERS. three-dimensional finite-difference time-domain (3D FDTD) simulation used explore combined CT-EM enhancement mechanism. result shows that movement...

10.1021/acsami.1c23939 article EN ACS Applied Materials & Interfaces 2022-03-09

10.1557/jmr.2003.0265 article EN Journal of materials research/Pratt's guide to venture capital sources 2003-08-01

Nanoscale quantum cutting (QC) phosphor β-NaYF4:Tb3+,Yb3+ nanoparticles (NPs) and noble metal Ag NPs are synthesized respectively, then doped with uniformly. Experimentally, plasmon enhanced near-infrared (NIR) QC involving a Yb3+ ion at 977nm (2F5/2→2F7/2) emission is achieved under 377nm (7F6→5D3) excitation of Tb3+ ions. The luminescence intensity first increases, decreases the increase concentration. maximum enhancement factor reaches 2.4 when concentration 0.25%. Theoretically, 3D...

10.1364/ome.7.000224 article EN cc-by Optical Materials Express 2016-12-20

Low-cost Cu–Au alloy hierarchical structures are fabricated by coelectrodeposition, and the highest SERS activity is obtained when atom ratio of Cu Au about 88 : 12.

10.1039/c9ce01434a article EN CrystEngComm 2019-11-10
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