ZIF-67/CMC-derived 3D N-doped hierarchical porous carbon with in-situ encapsulated bimetallic sulfide and Ni NPs for synergistic microwave absorption

[Display omitted] •Preparation of high-performance microwave absorbers based on the synergistic effect of MOF and biomass components.•Using an in-situ sulfuration strategy, N-doped 3D porous carbon (N-Ni-CoxSy/NixSy@C) was constructed through sol–gel assembly of ZIF-67 and carboxymethyl cellulose (C...

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Bibliographic Details
Published in:Composites. Part A, Applied science and manufacturing Applied science and manufacturing, 2021-10, Vol.149, p.106584, Article 106584
Main Authors: Song, Guilin, Yang, Keke, Gai, Lixue, Li, Yuanyuan, An, Qingda, Xiao, Zuoyi, Zhai, Shangru
Format: Article
Language:English
Subjects:
A. Biocomposite
A. Nanoparticles
B. Defects
Electromagnetic wave absorption
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Summary:[Display omitted] •Preparation of high-performance microwave absorbers based on the synergistic effect of MOF and biomass components.•Using an in-situ sulfuration strategy, N-doped 3D porous carbon (N-Ni-CoxSy/NixSy@C) was constructed through sol–gel assembly of ZIF-67 and carboxymethyl cellulose (CMC).•The dielectric loss properties and impedance matching was dramatically enhanced.•The minimum RL can reach −48.3 dB at 11.7 GHz, with an effective frequency bandwidth (RL 
ISSN:1359-835X
1878-5840
DOI:10.1016/j.compositesa.2021.106584