Journal ArticleDOI
Lightweight spongy bone-like graphene@SiC aerogel composites for high-performance microwave absorption
TLDR
In this paper, a spongy bone-like graphene-silicon carbide (SiC) aerogels were fabricated by the directional freeze-casting of graphene oxide (GO) coated SiC whiskers slurry and thermal reduction of GO@SiC aerogel.About:
This article is published in Chemical Engineering Journal.The article was published on 2017-12-01. It has received 206 citations till now. The article focuses on the topics: Graphene & Aerogel.read more
Citations
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Biomass-Derived Porous Carbon-Based Nanostructures for Microwave Absorption
Huanqin Zhao,Cheng Yan,Wei Liu,L. Yang,Baoshan Zhang,Luyuan Paul Wang,Guangbin Ji,Zhichuan J. Xu +7 more
TL;DR: This review summarizes the EM wave absorption application of biomass-derived PC materials from optimizing structure and designing composition and discusses corresponding synthetic mechanisms and development prospects.
Journal ArticleDOI
A novel hierarchically porous magnetic carbon derived from biomass for strong lightweight microwave absorption
TL;DR: In this paper, a hierarchically porous magnetic carbon (HPMC) material was fabricated for high-performance carbon-based absorber with minimum reflection loss (RLmin) of −52 dB and wide effective absorption bandwidth (EAB) of 5 GHz at low filler content of 15.5%.
Journal ArticleDOI
Graphene and MXene Nanomaterials: Toward High-Performance Electromagnetic Wave Absorption in Gigahertz Band Range
Qiang Song,Fang Ye,Luo Kong,Qingliang Shen,Liyuan Han,Lei Feng,Gaojie Yu,Yuanan Pan,Hejun Li +8 more
Journal ArticleDOI
Recent progress of nanomaterials for microwave absorption
Michael Green,Xiaobo Chen +1 more
TL;DR: A comprehensive review on the recent research progress of nanomaterials for microwave absorption, including the basic mechanism of microwave absorption (e.g., dielectric loss, magnetic loss coupling), measurement principle, fundamental analysis, performance evaluation, common interaction pathways: Debye relaxation, Eddy current loss, natural resonance, size and shape factors), and the advances and performance review in microwave absorption using various nanommaterials, such as carbon nanotubes, carbon fibers, graphenes, oxides, sulfides, phosphides, carbides, polymers and metal organic
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Freeze Casting: From Low-Dimensional Building Blocks to Aligned Porous Structures-A Review of Novel Materials, Methods, and Applications.
TL;DR: The means by which aligned porous structures and nacre mimetic materials obtainable through recently developed freeze-casting techniques and low-dimensional building blocks can facilitate material functionality across multiple fields of application, including energy storage and conversion, environmental remediation, thermal management, and smart materials, are discussed.
References
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Journal ArticleDOI
Three-dimensional flexible and conductive interconnected graphene networks grown by chemical vapour deposition
TL;DR: The direct synthesis of three-dimensional foam-like graphene macrostructures, which are called graphene foams (GFs), by template-directed chemical vapour deposition is reported, demonstrating the great potential of GF/poly(dimethyl siloxane) composites for flexible, foldable and stretchable conductors.
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Chemical analysis of graphene oxide films after heat and chemical treatments by X-ray photoelectron and Micro-Raman spectroscopy
Dongxing Yang,Aruna Velamakanni,Gulay Bozoklu,Sungjin Park,Meryl D. Stoller,Richard D. Piner,Sasha Stankovich,Inhwa Jung,Daniel Field,Carl A. Ventrice,Rodney S. Ruoff +10 more
TL;DR: In this paper, several nanometer-thick graphene oxide films were exposed to nine different heat treatments (three in Argon, three in Argon and Hydrogen, and three in ultra-high vacuum), and also a film was held at 70°C while being exposed to a vapor from hydrazine monohydrate.
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Evolution of Electrical, Chemical, and Structural Properties of Transparent and Conducting Chemically Derived Graphene Thin Films
Cecilia Mattevi,Goki Eda,Stefano Agnoli,Steve Miller,K. Andre Mkhoyan,Ozgur Celik,Daniel Mastrogiovanni,Gaetano Granozzi,Eric Garfunkel,Manishkumar Chhowalla +9 more
TL;DR: A detailed description of the electronic properties, chemical state, and structure of uniform single and few-layered graphene oxide (GO) thin films at different stages of reduction is reported in this paper.
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Broadband and Tunable High‐Performance Microwave Absorption of an Ultralight and Highly Compressible Graphene Foam
Yi Zhang,Yi Huang,Tengfei Zhang,Huicong Chang,Peishuang Xiao,Honghui Chen,Zhiyu Huang,Yongsheng Chen +7 more
TL;DR: The broadband and tunable high-performance microwave absorption properties of an ultralight and highly compressible graphene foam (GF) are investigated and it is shown that via physical compression, the microwave absorption performance can be tuned.
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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.