Xiaosi Qi

ORCID: 0000-0003-0987-1622
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About
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Research Areas
  • Electromagnetic wave absorption materials
  • Advanced Antenna and Metasurface Technologies
  • Metamaterials and Metasurfaces Applications
  • Graphene research and applications
  • Carbon Nanotubes in Composites
  • Advancements in Battery Materials
  • Perovskite Materials and Applications
  • Advanced Photocatalysis Techniques
  • Electrocatalysts for Energy Conversion
  • Supercapacitor Materials and Fabrication
  • MXene and MAX Phase Materials
  • ZnO doping and properties
  • Dielectric materials and actuators
  • Antenna Design and Analysis
  • Copper-based nanomaterials and applications
  • Luminescence Properties of Advanced Materials
  • Carbon and Quantum Dots Applications
  • Magnetic Properties and Synthesis of Ferrites
  • Magnetic and transport properties of perovskites and related materials
  • Advanced Battery Materials and Technologies
  • Organic Electronics and Photovoltaics
  • Advanced battery technologies research
  • Fuel Cells and Related Materials
  • Multiferroics and related materials
  • Quantum Dots Synthesis And Properties

Guizhou University
2016-2025

Renji Hospital
2024

Shanghai Jiao Tong University
2024

China University of Mining and Technology
2024

Nanjing University
2013-2023

Collaborative Innovation Center of Advanced Microstructures
2008-2023

State Council of the People's Republic of China
2015-2021

Guiyang University
2015-2021

Kaili University
2021

Hong Kong Baptist University
2009

Abstract Rational manipulation of composition and microstructure design is recognized as an effective pathway to realize multifunctional high‐performance microwave absorber. In this work, necklace‐like hollow polyacrylonitrile (PAN)/carbon nanofibers are designed constructed through a simple continuous electrospinning‐carbonization‐etching route. Specifically, by varying the carbonization temperature, ratio PAN carbon content PAN/carbon can be effectively regulated, resulting in tunable...

10.1002/adfm.202316722 article EN Advanced Functional Materials 2024-02-28

Schematic illustration of core@shell structure core/shell CNTs/Co<sub>x</sub>Fe<sub>3−x</sub>O<sub>4</sub> nanocomposites and comparison diagrams with the recently representative related nanocomposites.

10.1039/d0tc01970d article EN Journal of Materials Chemistry C 2020-01-01

Abstract Considering the serious electromagnetic wave (EMW) pollution problems and complex application condition, there is a pressing need to amalgamate multiple functionalities within single substance. However, effective integration of diverse functions into designed EMW absorption materials still faces huge challenges. Herein, reduced graphene oxide/carbon foams (RGO/CFs) with two-dimensional/three-dimensional (2D/3D) van der Waals (vdWs) heterostructures were meticulously engineered...

10.1007/s40820-024-01447-9 article EN cc-by Nano-Micro Letters 2024-06-17

Abstract Electromagnetic (EM) metamaterials have garnered considerable attention due to their capacity achieve negative parameters, significantly influencing the integration of natural materials with artificially structural media. The emergence carbon aerogels (CAs) offers an opportunity create lightweight EM metamaterials, notable for promising shielding or absorption effects. This paper introduces efficient, low‐cost method fabricating CAs without requiring stringent drying conditions. By...

10.1002/advs.202401767 article EN Advanced Science 2024-05-07

Abstract Multifunctionalization of electromagnetic wave absorbing materials (EMWAMs) presents a promising avenue for their application in complex scenarios. However, the effective integration multiple supplementary functions into EMWAMs continues to pose significant challenge. Herein, novel nanofiber elastomer (NFE) incorporating multicomponent inorganic FeS 2 /S,N co‐doped carbon nanofibers (NFs) and organic component (Ecoflex) are designed synthesized. The sulfur doping ratios species can...

10.1002/adfm.202419266 article EN Advanced Functional Materials 2024-11-07

Abstract The previous studies mainly focused on improving microwave absorbing (MA) performances of MA materials. Even so, these designed materials were very difficult to be employed in complex and changing environments owing their single-functionalities. Herein, a combined Prussian blue analogues derived catalytical chemical vapor deposition strategy was proposed produce hierarchical cubic sea urchin-like yolk–shell CoNi@N-doped carbon (NC)-CoNi@carbon nanotubes (CNTs) mixed-dimensional...

10.1007/s40820-024-01626-8 article EN cc-by Nano-Micro Letters 2025-02-26

Lots of research have focused on the core/shell structure nanocomposites owing to their synergistic effect that were considered as most promising high-performance microwave absorbers (MAs). However, excellent comprehensive properties MAs are still in urgent need. Herein, positive and reverse CoxFe3–xO4/MoS2 (x = 1.5, 0.75 0.5) MoS2/CoxFe3–xO4 elaborately produced through an inexpensive two-step hydrothermal process. It was found samples exhibited a much smaller optimal reflection loss...

10.1021/acssuschemeng.9b06205 article EN ACS Sustainable Chemistry & Engineering 2019-12-05

Core@shell structured flower-like Co<sub>0.6</sub>Fe<sub>2.4</sub>O<sub>4</sub>@MoS<sub>2</sub> nanocomposites and the main possible pathways of microwave absorption, strong absorption ability broad bandwidth.

10.1039/c9tc02140j article EN Journal of Materials Chemistry C 2019-01-01

The Co/C nanocomposites toward outstanding electromagnetic (EM) microwave absorption were meticulously designed and prepared by bio-gel method.The Co nanoparticles embedded into the carbon network constructed agar powder.Our obtained exhibited excellent EM wave performance including wide bandwidth (7.1 GHz), thin thickness (1.71 mm), light weight effective absorbing frequency.Dielectric relaxation at multilayer interfaces, porous biomass materials magnetic are main sources for enhancing...

10.30919/es988 article EN Engineered Science 2023-01-01
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