Dielectric and microwave absorbing properties of low power plasma sprayed Al2O3/Nb composite coatings

2011 ◽  
Vol 176 (18) ◽  
pp. 1456-1462 ◽  
Author(s):  
Liang Zhou ◽  
Wancheng Zhou ◽  
Malin Chen ◽  
Fa Luo ◽  
Dongmei Zhu
2014 ◽  
Vol 29 (10) ◽  
pp. 1093 ◽  
Author(s):  
ZHOU Wei ◽  
XIAO Peng ◽  
LI Yang ◽  
LUO Heng ◽  
HONG Wen

2020 ◽  
Vol 46 (5) ◽  
pp. 6168-6173
Author(s):  
Hongyao Jia ◽  
Wancheng Zhou ◽  
Hanyi Nan ◽  
Yuchang Qing ◽  
Fa Luo ◽  
...  

2016 ◽  
Vol 723 ◽  
pp. 512-516
Author(s):  
Gu Liu ◽  
Liu Ying Wang ◽  
Chao Qun Ge ◽  
Wei Wang ◽  
Zhang Juan Wei

Electromagnetic parameters of ultra-fine SiC, SiC whisker and nanometer SiC were tested to evaluate the microwave absorbing properties. Optimized nanometer SiC-CNTs/AT13 composite was fabricated by high energy mechanical commixture. Nanometer SiC-CNTs/AT13 absorbing coating was prepared by multi-functional micro-plasma spray system. Morphology and the structure of the powders were characterized by scanning electron microscope. The microwave absorbing characteristic of the coating was evaluated by measuring the reflection loss using an HP8757E scalar quantity network analyzer in the 2-18 GHz band range. The coatings were density, low porosity and uniform morphology. The reflection loss values of -10 dB are obtained in the 2~18GHz range. The minimum reflection loss of the coating is -13.12 dB at 12.64 GHz, and the bandwidth of the reflectivity below -5dB is 9.36GHz. It is indicated that the plasma spraying process is an effective way of preparing microwave absorbing coating.


2013 ◽  
Vol 28 (5) ◽  
pp. 479-484 ◽  
Author(s):  
Wei ZHOU ◽  
Peng XIAO ◽  
Yang LI ◽  
Heng LUO ◽  
Liang ZHOU

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