典型文献
Ultrabroad band microwave absorption from hierarchical MoO3/TiO2/Mo2TiC2Tx hybrids via annealing treatment
文献摘要:
Two-dimensional(2D)transition metal carbide MXene-based materials hold great potentials applied for new electromagnetic wave(EMW)absorbers.However,the application of MXenes in the field of electromagnetic wave absorption(EMA)is limited by the disadvantages of poor impedance matching,single loss mechanism,and easy oxidation.In this work,MoO3/TiO2/Mo2TiC2Tx hybrids were prepared by the annealing-treated Mo2TiC2Tx MXene and uniform MoO3 and TiO2 oxides in-situ grew on Mo2TiC2Tx layers.At the annealing temperature of 300℃,the minimum reflection loss(RLmin)value of MoO3/TiO2/Mo2TiC2Tx reaches-30.76 dB(2.3 mm)at 10.18 GHz with a significantly broadening effective absorption bandwidth(EAB)of 8.6 GHz(1.8 mm).The in-situ generated oxides creating numerous defects and heterogeneous interfaces enhance dipolar and interfacial polarizations and optimize the impedance matching of Mo2TiC2Tx.Considering the excellent overall performance,the MoO3/TiO2/Mo2TiC2Tx hybrids can be a promising candidate for EMA.
文献关键词:
中图分类号:
作者姓名:
Feiyue HU;Fan ZHANG;Xiaohan WANG;Yaya LI;Hailong WANG;Rui ZHANG;Hongxia LI;Bingbing FAN
作者机构:
School of Material Science and Engineering,Zhengzhou University,Zhengzhou 450001,China;School of Materials Science and Engineering,Luoyang Institute of Science and Technology,Luoyang 471023,China;Sinosteel Luoyang Institute of Refractories Research Co.,Ltd.,Luoyang 471039,China
文献出处:
引用格式:
[1]Feiyue HU;Fan ZHANG;Xiaohan WANG;Yaya LI;Hailong WANG;Rui ZHANG;Hongxia LI;Bingbing FAN-.Ultrabroad band microwave absorption from hierarchical MoO3/TiO2/Mo2TiC2Tx hybrids via annealing treatment)[J].先进陶瓷(英文版),2022(09):1466-1478
A类:
Ultrabroad,Mo2TiC2Tx
B类:
microwave,absorption,from,hierarchical,MoO3,TiO2,hybrids,via,annealing,treatment,Two,dimensional,2D,transition,metal,carbide,materials,hold,great,potentials,applied,new,electromagnetic,EMW,absorbers,However,application,MXenes,field,EMA,limited,by,disadvantages,poor,impedance,matching,single,loss,mechanism,easy,oxidation,In,this,work,were,prepared,treated,uniform,oxides,situ,grew,layers,At,temperature,minimum,reflection,RLmin,value,reaches,dB,GHz,significantly,broadening,effective,bandwidth,EAB,generated,creating,numerous,defects,heterogeneous,interfaces,enhance,dipolar,interfacial,polarizations,optimize,Considering,excellent,overall,performance,promising,candidate
AB值:
0.574785
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