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Enhanced Microwave Absorption Properties of α-Fe(2)O(3)-Filled Ordered Mesoporous Carbon Nanorods

A novel kind of α-Fe(2)O(3)-filled ordered mesoporous carbon nanorods has been synthesized by a facial hydrothermal method. Compared with dendritic α-Fe(2)O(3) micropines, both a broader effective absorption range—from 10.5 GHz to 16.5 GHz with reflection loss (RL) less than −10 dB—and a thinner mat...

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Detalles Bibliográficos
Autores principales: Wang, Yiming, Wang, Liuding, Wu, Hongjing
Formato: Online Artículo Texto
Lenguaje:English
Publicado: MDPI 2013
Materias:
Acceso en línea:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5452305/
https://www.ncbi.nlm.nih.gov/pubmed/28809225
http://dx.doi.org/10.3390/ma6041520
Descripción
Sumario:A novel kind of α-Fe(2)O(3)-filled ordered mesoporous carbon nanorods has been synthesized by a facial hydrothermal method. Compared with dendritic α-Fe(2)O(3) micropines, both a broader effective absorption range—from 10.5 GHz to 16.5 GHz with reflection loss (RL) less than −10 dB—and a thinner matching thickness of 2.0 mm have been achieved in the frequency range 2–18 GHz. The enhanced microwave absorption properties evaluated by the RL are attributed to the enhanced dielectric loss resulting from the intrinsic physical properties and special structures.