Journal ArticleDOI
Fe3O4 nanoparticles coated with ultra-thin carbon layer for polarization-controlled microwave absorption performance.
TLDR
In this paper, the composite nanoparticles (NPs), Fe3O4 covered with ultra-thin carbon layer (Fe3O 4/C), were synthesized by simple high temperature solution-phase and subsequent high-temperature steam carbonization methods.About:
This article is published in Journal of Colloid and Interface Science.The article was published on 2021-05-13. It has received 14 citations till now. The article focuses on the topics: Absorption (electromagnetic radiation) & Reflection loss.read more
Citations
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Journal ArticleDOI
N-doped residual carbon from coal gasification fine slag decorated with Fe3O4 nanoparticles for electromagnetic wave absorption
TL;DR: In this paper, a facile chemical co-precipitation method was used to decorate residual carbon (NRC) with Fe3O4 nanoparticles, and the results demonstrated that the EMWA performance of the composites could be adjusted by controlling the content of the nanoparticles.
Journal ArticleDOI
Regulating Percolation Threshold via Dual Conductive Phases for High-Efficiency Microwave Absorption Performance in C and X Bands.
Gang Fang,Chuyang Liu,Chuyang Liu,Yun Yang,Kangsen Peng,Yufan Cao,Tao Jiang,Yanting Zhang,Yujing Zhang,Yujing Zhang +9 more
TL;DR: In this paper, a reduced graphene oxide (RGO)/Cu/Fe3O4 composite is successfully proposed by a one-step solvothermal method with a GO dispersion content of 5 mL, where Fe 3O4 exhibits high magnetic loss from natural resonance at the C band and Cu nanorods and RGO are introduced as dual conductive phases to produce suitable dielectric properties by regulating the percolation threshold.
Journal ArticleDOI
Magnetic coupling N self-doped porous carbon derived from biomass with broad absorption bandwidth and high-efficiency microwave absorption
Anne Gompel,Zhengzheng Guo,Peng-Gang Ren,Fudong Zhang,Hongji Duan,Zhengyan Chen,Yanling Jin,Fang Ren,Zhong-Ming Li +8 more
TL;DR: In this article, the authors reported a novel high-performance microwave absorption materials (MAMs) by growing Fe3O4 nanoparticles on activated porous carbon derived from egg white via a facile carbonization and subsequent hydrothermal approach.
Journal ArticleDOI
In-situ generated NiCo2O4/CoP polyhedron with rich oxygen vacancies interpenetrating by P-doped carbon nanotubes for high performance supercapacitors
TL;DR: In this article, a self-supporting P-doped carbon nanotube (P-CNT) intercalating NiCo2O4/CoP core-shell polyhedron film is proposed for supercapacitors.
Journal ArticleDOI
Surface modification of helical carbon nanocoil (CNC) with N-doped and Co-anchored carbon layer for efficient microwave absorption.
Xueqing Zuo,Yongpeng Zhao,Hao Zhang,Hui Huang,Cao Zhou,Tianze Cong,Javid Muhammad,Xuan Yang,Yifeng Zhang,Zeng Fan,Lujun Pan +10 more
TL;DR: In this paper, the authors have successfully fabricated Coanchored and N-doped carbon layers on the surfaces of helical carbon nanocoils (CNCs) by wet chemical and pyrolysis methods.
References
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Journal ArticleDOI
Hydrophobic, Flexible, and Lightweight MXene Foams for High-Performance Electromagnetic-Interference Shielding
TL;DR: For the first time, an efficient and facile approach is reported to fabricate freestanding, flexible, and hydrophobic MXene foam with reasonable strength by assembling MXene sheets into films followed by a hydrazine-induced foaming process.
Journal ArticleDOI
Multi-wall carbon nanotubes decorated with ZnO nanocrystals: mild solution-process synthesis and highly efficient microwave absorption properties at elevated temperature
Ming-Ming Lu,Wen-Qiang Cao,Honglong Shi,Xiao-Yong Fang,Jian Yang,Zhi-Ling Hou,Haibo Jin,Wenzhong Wang,Jie Yuan,Mao-Sheng Cao +9 more
TL;DR: In this article, the high-temperature dielectric and microwave absorption properties of SiO2-based composites loaded with ZnO@MWCNTs (ZnO/MWcNTs/SiO2) were investigated in 8.2-12.4 GHz and in the 373-673 K temperature range.
Journal ArticleDOI
Electromagnetic microwave absorption theory and recent achievements in microwave absorbers
TL;DR: In this paper, a review of recent achievements in manufacturing EM microwave absorption materials, particularly focusing on the unique and key factors in design and control of structures and components is presented, and current challenges and prospects for future development in this rapidly blossoming field are discussed.
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Enhanced electromagnetic wave absorption of nanoporous Fe3O4 @ carbon composites derived from metal-organic frameworks
TL;DR: In this paper, metal-organic frameworks derived nanoporous Fe3O4@ carbon (Fe3O 4@NPC) composites were successfully obtained by a simple method, in which the electromagnetic wave absorbing performances were significantly enhanced due to the optimal impedance matching and strong attenuation via the synergy between the dielectric loss and the magnetic loss.
Journal ArticleDOI
Enhanced Electromagnetic Wave Absorption of Three-Dimensional Porous Fe3O4/C Composite Flowers
TL;DR: In this article, the authors proposed a 3D porous Fe3O4/C composite flowers with an average size of 4-6 μm and an optimal reflection loss (RL) value of −54.6 dB at 5.7 GHz at a thin thickness of 4.27 mm.