Journal ArticleDOI
Carbon nanocages with N-doped carbon inner shell and Co/N-doped carbon outer shell as electromagnetic wave absorption materials
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In this paper, a carbon nanocage was synthesized by direct pyrolysis of a core-shell ZIF-8@ZIF-67 polyhedron.About:
This article is published in Chemical Engineering Journal.The article was published on 2020-02-01. It has received 419 citations till now. The article focuses on the topics: Nanocages & Carbon.read more
Citations
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Hollow Engineering to Co@N-Doped Carbon Nanocages via Synergistic Protecting-Etching Strategy for Ultrahigh Microwave Absorption
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Multi-shell hollow porous carbon nanoparticles with excellent microwave absorption properties
TL;DR: In this article, the effect of shell number of nanoparticles on microwave absorption properties is studied, and the results show that the multi-shell structure is beneficial to improve the conductivity loss and polarization loss.
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Review on the electromagnetic interference shielding properties of carbon based materials and their novel composites: Recent progress, challenges and prospects
Nannan Wu,Qian Hu,Qian Hu,Renbo Wei,Xianmin Mai,Nithesh Naik,Duo Pan,Duo Pan,Zhanhu Guo,Zhengjun Shi +9 more
TL;DR: In this paper, a review of recent achievements for carbon materials with different microstructures as electromagnetic interference shielding materials (ESMs) and microwave absorption materials (MAMs) during the past five years is presented.
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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.
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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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CoNi@SiO2@TiO2 and CoNi@Air@TiO2 Microspheres with Strong Wideband Microwave Absorption
TL;DR: Owing to the magnetic-dielectric synergistic effect, the obtained CoNi@SiO2 @TiO2 microspheres exhibit outstanding microwave absorption performance with a maximum reflection loss of -58.2 dB and wide bandwidth of 8.1 GHz.
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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.
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Enhanced microwave absorption property of reduced graphene oxide (RGO)-MnFe2O4 nanocomposites and polyvinylidene fluoride.
Xiao-Juan Zhang,Guang-Sheng Wang,Wen-Qiang Cao,Yun-Zhao Wei,Junfei Liang,Lin Guo,Mao-Sheng Cao +6 more
TL;DR: The results indicated that the RGO/MnFe2O4/PVDF composites show the most excellent wave absorption properties, and the wave absorbing mechanism can be attributed to the dielectric loss, magnetic loss and the synergetic effect between RGO+Mn Fe 2O4, RGO-PV DF and MnFe2 O4+PvDF.
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Synthesis of lightweight N-doped graphene foams with open reticular structure for high-efficiency electromagnetic wave absorption
TL;DR: In this paper, an N-doped graphene foams with high porosity and open reticular structures are prepared via a self-assembled hydrothermal reaction and a freeze-drying process.
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Yolk–Shell Ni@SnO2 Composites with a Designable Interspace To Improve the Electromagnetic Wave Absorption Properties
TL;DR: In this study, yolk-shell Ni@void@SnO2 composites with a designable interspace with outstanding electromagnetic wave absorption properties were successfully prepared by the simple acid etching hydrothermal method.