Development of high-efficient double-layer microwave absorbers based on 3D cabbage-like CoFe2O4 and cauliflower-like polypyrrole
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TL;DR: In this article , a 3D architectures of cabbage-like CoFe 2 O 4 (CFO) and cauliflower-like polypyrrole (PPy) double-layer absorbers were successfully fabricated and evaluated for microwave dissipation features, which showed the RL and EAB values of −17.5 dB and 4.2 GHz, respectively.
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About: This article is published in Ceramics International. The article was published on 01 Feb 2022. and is currently open access. The article focuses on the topics: Polypyrrole & Microwave.
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Citations
The role of magnetic nano CoFe2O4 and conductive MWCNT/graphene in LDPE-based composites for electromagnetic interference shielding in X-band
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TL;DR: In this paper , the SiO2/SiC-Y2Si2O7 composite ceramics with a multilayer cauliflower-like structure using sol-gel, pressure-free sintering, chemical vapor infiltration (CVI) and oxidation at 1100 °C (1.5 h).
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References
Optical Properties and Electronic Structure of Amorphous Germanium
Jan Tauc,R. Grigorovici,A. Vancu +2 more
TL;DR: In this article, the optical constants of amorphous Ge were determined for the photon energies from 0.08 to 1.6 eV, and the absorption is due to k-conserving transitions of holes between the valence bands as in p-type crystals.
•Book
Introduction to Magnetic Materials
B. D. Cullity,C. D. Graham +1 more
- 01 Jun 1972
TL;DR: In this paper, the authors present materials at the practical rather than theoretical level, allowing for a physical, quantitative, measurement-based understanding of magnetism among readers, be they professional engineers or graduate-level students.
7.1K
Infrared Spectra of Ferrites
TL;DR: In this article, the infrared spectra of 7 ferrites of the formula $M{\mathrm{Fe}}{2}{\mathrm {O}}_{4}, where $M$ designates a divalent metal, are presented and analyzed.
2.2K
The effects of temperature and frequency on the dielectric properties, electromagnetic interference shielding and microwave-absorption of short carbon fiber/silica composites
TL;DR: In this paper, a dielectric spectroscopy of short carbon fiber/silica composite in the frequency range from 8.2 to 12.4 GHz at temperatures between 30 and 600°C has been performed.
1.7K
Reduced graphene oxides: light-weight and high-efficiency electromagnetic interference shielding at elevated temperatures.
Bo Wen,Mao-Sheng Cao,Ming-Ming Lu,Wen-Qiang Cao,Honglong Shi,Jia Liu,Xi-Xi Wang,Haibo Jin,Xiao-Yong Fang,Wenzhong Wang,Jie Yuan +10 more
TL;DR: Chemical graphitized r-GOs, as the thinnest and lightest material in the carbon family, exhibit high-efficiency electromagnetic interference shielding at elevated temperature, attributed to the cooperation of dipole polarization and hopping conductivity.
1.5K