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Article
Evolution of microstructure and electromagnetic interference shielding performance during the ZrC precursor thermal decomposition process
A polymer-derived ZrC ceramic with excellent electromagnetic interference (EMI) shielding performance was developed to meet ultra-high temperature requirements. The thermal decomposition process of ZrC organic...
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Article
Gradient carbonyl-iron/carbon-fiber reinforced composite metamaterial for ultra-broadband electromagnetic wave absorption by multi-scale integrated design
The demand of high-end electromagnetic wave absorbing materials puts forward higher requirements on comprehensive performances of small thickness, lightweight, broadband, and strong absorption. Herein, a novel...
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Article
A novel lightweight metamaterial with ultra broadband electromagnetic wave absorption induced by three-dimensional CNTs conductive-coated arrays
Lightweight metamaterials for broadband electromagnetic wave absorption have become a significant requirement for electromagnetic interference and stealth technologies. In this study, a novel lightweight metam...
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Article
Open AccessThe boomerang effect of zero pricing: when and why a zero price is less effective than a low price for enhancing consumer demand
Prior literature has demonstrated the power of zero pricing to boost consumer demand, but the current research shows a novel “boomerang effect”: a zero (vs. low, nonzero) price can lower demand when the offer ...
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Article
Microwave absorption design of water by the combination of dipole polarization and interfacial polarization
In this work, the microwave absorbing materials by the combination of water and bentonite were prepared, in which the water was used as microwave absorbent. The bond angle of water molecule is 104.5°, which is...
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Article
Open AccessOxidation behaviors of carbon fiber reinforced multilayer SiC-Si3N4 matrix composites
Oxidation behaviors of carbon fiber reinforced SiC matrix composites (C/SiC) are one of the most noteworthy properties. For C/SiC, the oxidation behavior was controlled by matrix microcracks caused by the mism...
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Article
Open AccessIn-situ growth of MAX phase coatings on carbonised wood and their terahertz shielding properties
Electromagnetic interference (EMI) shielding materials have received considerable attention in recent years. The EMI shielding effectiveness (SE) of materials depends on not only their composition but also the...
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Article
Enhanced microwave absorption properties of polymer-derived SiC/SiCN composite ceramics modified by TiC
Porous SiCN(Ti) composite ceramics with good microwave absorbing performance were fabricated by pyrolysis of solid polysilazane modified by tetrabutyl titanate. The introduction of Ti not only acted as active ...
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Article
Enhancement of optical characteristic of InGaN/GaN multiple quantum-well structures by self-growing air voids
InGaN/GaN multiple quantum-well (MQW) structures with a wavelength range of green were successfully grown on a c-plane GaN template with SiO2 stripe patterns along the [11-20] and [1-100] directions as a mask. Th...
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Article
Open AccessMicrostructure and mechanical properties of Zr3Al3C5-based ceramics synthesized by Al-Si melt infiltration
In this work, bulk Zr3Al3C5-based ceramics were synthesized by the infiltration of Al-Si melt into zirconium carbide (ZrC) perform. The phase composition, microstructure, and mechanical properties of as-fabricate...
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Article
Open AccessEffect of pyrolytic carbon interphase on mechanical properties of mini T800-C/SiC composites
The effect of pyrolytic carbon (PyC) thickness on the tensile property of mini T800 carbon fiber reinforced SiC matrix composites (C/SiC) was studied. PyC interphase was prepared by chemical vapor infiltration...
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Article
Correction to: Enhanced microwave absorption properties of polymer-derived SiC/SiCN composite ceramics modified by TiC
The article titled “Enhanced microwave absorption properties of polymer-derived SiC/SiCN composite ceramics modified by TiC”, written by **aoling Liu, Zhiming Tang, Jimei Xue, Hanjun Wei, **aomeng Fan, Yongshe...
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Chapter and Conference Paper
Study on the Legal Model of International Cooperation in the Field of Satellite Navigation
The current rules and order of international cooperation among States in the field of satellites depend mainly on three legal models: multilateral cooperation under international conventions, bilateral coopera...
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Article
A reduced graphene oxide/bi-MOF-derived carbon composite as high-performance microwave absorber with tunable dielectric properties
In this paper, a reduced graphene oxide/bi-MOF-derived carbon (RGO/bi-MDPC) composite is studied as high-performance microwave absorber with tunable dielectric properties. The dielectric parameter of the RGO/b...
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Article
Optically transparent and flexible broadband microwave metamaterial absorber with sandwich structure
With the aim to design broadband microwave absorbers with optically transparent, flexible and stable performances in 8–18 GHz, a sandwich structure is designed and fabricated by sandwiching the periodic arraye...
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Article
Progress in research and development on matrix modification of continuous fiber-reinforced silicon carbide matrix composites
Continuous fiber-reinforced SiC matrix composites, as the most common ceramic matrix composites (CMCs), have been extensively studied in the last two decades due to low density, high strength at high temperatu...
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Article
Preparation and spectral analysis of gold nanoparticles using magnetron sputtering and thermal annealing
Gold (Au) nanoparticles were prepared on Au-film-coated K9 glass and silicon substrates by direct current (DC) magnetron sputtering and thermal annealing treatment. The effects of substrate material, annealing...