Journal ArticleDOI
Nitrogen-doped Co-C/MWCNTs nanocomposites derived from bimetallic metal–organic frameworks for electromagnetic wave absorption in the X-band
TLDR
In this article, the nitrogen-doped Co-C/MWCNTs (multi-walled carbon nanotubes) derived from bimetallic metal-organic frameworks (MOFs) were fabricated by a facile two-step method.About:
This article is published in Chemical Engineering Journal.The article was published on 2019-04-15. It has received 359 citations till now. The article focuses on the topics: Absorption (electromagnetic radiation) & Nanocomposite.read more
Citations
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Carbon nanocages with N-doped carbon inner shell and Co/N-doped carbon outer shell as electromagnetic wave absorption materials
TL;DR: In this paper, a carbon nanocage was synthesized by direct pyrolysis of a core-shell ZIF-8@ZIF-67 polyhedron.
Journal ArticleDOI
Core-Shell CoNi@Graphitic Carbon Decorated on B,N-Codoped Hollow Carbon Polyhedrons toward Lightweight and High-Efficiency Microwave Attenuation.
TL;DR: This study demonstrates that the codoped strategy provides a new way for the rational design of carbon-based absorbers with lightweight and superior microwave attenuation.
Journal ArticleDOI
Hierarchically porous Co/C nanocomposites for ultralight high-performance microwave absorption
Peitao Xie,Yuan Liu,Mei Feng,Mang Niu,Chunzhao Liu,Nannan Wu,Kunyan Sui,Rahul Rangrao Patil,Duo Pan,Duo Pan,Zhanhu Guo,Runhua Fan +11 more
TL;DR: In this paper, Co/C nanocomposites with Co nanoparticles uniformly distributed in amorphous carbon sheets are prepared by a freezing dry and carbothermic reduction process.
Journal ArticleDOI
MOFs derived magnetic porous carbon microspheres constructed by core-shell Ni@C with high-performance microwave absorption
TL;DR: In this article, a series of metal-organic-frameworks (MOFs) derived magnetic porous carbon microspheres with tunable diameter and high specific surface area have been synthesized via a pyrolysis process.
Journal ArticleDOI
Dielectric Loss Mechanism in Electromagnetic Wave Absorbing Materials
TL;DR: In this article , comprehensive views toward dielectric loss mechanisms including interfacial polarization, dipolar polarization, conductive loss, and defect-induced polarization are provided, and in-depth losses and mechanisms regulation strategies instead of regular components compositing are summarized to provide inspiring thoughts toward simple and effective EM wave attenuation behavior modulation.
References
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Journal ArticleDOI
Ferroferric Oxide/Multiwalled Carbon Nanotube vs Polyaniline/Ferroferric Oxide/Multiwalled Carbon Nanotube Multiheterostructures for Highly Effective Microwave Absorption
Mao-Sheng Cao,Jian Yang,Wei-Li Song,Deqing Zhang,Bo Wen,Haibo Jin,Zhi-Ling Hou,Jie Yuan,Jie Yuan +8 more
TL;DR: Ferroferric oxide (Fe(3)O(4)) was selected as the phase in multiwalled carbon nanotube (MWCNT)-based composites for enhancing magnetic properties to obtain improved electromagnetic attenuation and exhibited enhanced magnetic properties coupled with increased dielectric properties.
Journal ArticleDOI
MOF-Derived Porous Co/C Nanocomposites with Excellent Electromagnetic Wave Absorption Properties
Yinyun Lü,Yiting Wang,Hongli Li,Yuan Lin,Zhi-Yuan Jiang,Zhaoxiong Xie,Qin Kuang,Lan-Sun Zheng +7 more
TL;DR: Among the three Co/C composites obtained at different temperatures, co/C-500 obtained at 500 °C exhibited the best performance for electromagnetic wave absorption, ascribed to the synergetic effects between the highly porous structure and multiple components, which significantly improved impedance matching.
Journal ArticleDOI
A Voltage-Boosting Strategy Enabling a Low-Frequency, Flexible Electromagnetic Wave Absorption Device.
Hualiang Lv,Hualiang Lv,Zhihong Yang,Paul Luyuan Wang,Guangbin Ji,Jizhong Song,Lirong Zheng,Haibo Zeng,Zhichuan J. Xu +8 more
TL;DR: The method of utilizing an external voltage to break the intrinsic dielectric feature by modifying a traditional electronic absorption device is demonstrated for the first time and has great significance in solving the low-frequency electromagnetic interference issue.
Journal ArticleDOI
Metal organic framework-derived Fe/C nanocubes toward efficient microwave absorption
Rong Qiang,Yunchen Du,Hongtao Zhao,Hongtao Zhao,Ying Wang,Chunhua Tian,Zhigang Li,Zhigang Li,Xijiang Han,Ping Xu +9 more
TL;DR: In this article, a cubic framework of amorphous carbon and uniformly dispersed core-shell Fe@graphitic carbon nanoparticles is used to construct a high-performance microwave absorber.
Journal ArticleDOI
Graphene nanohybrids: excellent electromagnetic properties for the absorbing and shielding of electromagnetic waves
Mao-Sheng Cao,Chen Han,Xi-Xi Wang,Min Zhang,Yan-Lan Zhang,Jin-Cheng Shu,Hui-Jing Yang,Xiao-Yong Fang,Jie Yuan +8 more
TL;DR: In this paper, the authors systematically combed the structures and electromagnetic functions of graphene hybrids, and demonstrated the advances in the microwave response mechanism, including relaxation, charge transport, magnetic resonance, and eddy currents, as well as magnetic-dielectric synergistic effects.