The tunable magnetic and microwave absorption properties of the Nb5+–Ni2+ co-doped M-type barium ferrite

2017 ◽  
Vol 5 (14) ◽  
pp. 3461-3472 ◽  
Author(s):  
Chuyang Liu ◽  
Yujing Zhang ◽  
Yu Tang ◽  
Zongrong Wang ◽  
Ning Ma ◽  
...  

BaFe12−2xNbxNixO19 transforms into a potential soft magnetic material and its excellent absorption properties with a broad bandwidth cover a wide range of <18 to >40 GHz with x varying from 0 to 0.8.

2008 ◽  
Vol 62 (6-7) ◽  
pp. 840-842 ◽  
Author(s):  
Guohong Mu ◽  
Na Chen ◽  
Xifeng Pan ◽  
Haigen Shen ◽  
Mingyuan Gu

NANO ◽  
2016 ◽  
Vol 11 (02) ◽  
pp. 1650014 ◽  
Author(s):  
Yanyan Ren ◽  
Hongfeng Li ◽  
Guanglei Wu ◽  
Le Yang ◽  
Chenhui Zheng ◽  
...  

Al/Fe/Co doped ordered mesoporous carbon (OMC) composites have been synthesized by a facile method, and the influence of dopant on the electromagnetic (EM) and microwave absorption properties was investigated in the frequency range of 2–18[Formula: see text]GHz. Compared with Fe/Co–OMC composites, the Al–OMC nanocomposite played a great role in adjusting values and frequency dependence of complex permittivity, which gives rise to significant improved microwave absorption and reduced thickness of the corresponding paraffin wax composites. Reflection loss (RL) values less than [Formula: see text]5[Formula: see text]dB and [Formula: see text]10[Formula: see text]dB were obtained in the frequency range of 9.2–18[Formula: see text]GHz and 10.7–14.7[Formula: see text]GHz with a single thickness of 2.00[Formula: see text]mm, respectively. Such enhanced EM wave absorption property of the Al–OMC/paraffin wax composite was ascribed to its superior impedance matching characteristic. Thin thickness, broadband absorption microwave absorbers with Al doped OMC nanocomposites were obtained.


2018 ◽  
Vol 445 ◽  
pp. 383-390 ◽  
Author(s):  
Boya Kuang ◽  
Yankun Dou ◽  
Zehao Wang ◽  
Mingqiang Ning ◽  
Haibo Jin ◽  
...  

2019 ◽  
Vol 45 (6) ◽  
pp. 7789-7796 ◽  
Author(s):  
Xiaogu Huang ◽  
Mingji Zhang ◽  
Yushuang Qin ◽  
Yunyun Chen

2017 ◽  
Vol 939 ◽  
pp. 012022 ◽  
Author(s):  
Jon Gutiérrez ◽  
Ane Miren Gutiérrez Muto ◽  
Alazne Peña ◽  
Maria San Sebastián ◽  
Ana Catarina Lopes ◽  
...  

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