典型文献
Macroscopic Electromagnetic Cooperative Network-Enhanced MXene/Ni Chains Aerogel-Based Microwave Absorber with Ultra-Low Matching Thickness
文献摘要:
Electro-magnetic cooperative strategy has been pre-sented as a mainstream approach that can effectively optimize the matching thickness of dielectric loss domi-nant system.However,it is still challenging for dielectric-magnetic loss coexisting-type absorber to develop electromagnetic wave(EMW)performance with ultra-low matching thickness(≤1 mm).Breaking the limitation of traditional electromagnetic response at microscopic/mesoscopic scale,a ficus microcarpa-like magnetic aerogel with macroscopical electromagnetic cooperative effect was fabricated through highly oriented self-assembly engineering.The highly oriented Ni chains with unique macroscopic morphology(-1 cm in length)were achieved via a special magnetic field-induced growth.Strong magnetic coupling was observed in the Ni chains confirmed by the micromagnetic simulation.The deductive calculation validates that maintaining high value of electromagnetic parameters at high frequencies is the prerequisites of ultrathin absorber.The electromagnetic cooperative networks with uninterrupted and dual pathways spread through the entire aerogel skeleton,resulting in the impressive permittivity even at high frequencies.Consequently,the aerogel exhibits a remarkable EMW performance at an ultrathin thickness of 1 mm.Thus,based on the modulation of electromagnetic parameters,this work proposed a macroscopic ordered structure with the electromagnetic cooperative effect useful to develop a suitable strategy for achieving ultrathin EMW absorbers.
文献关键词:
中图分类号:
作者姓名:
Fei Pan;Yanping Rao;Dan Batalu;Lei Cai;Yanyan Dong;Xiaojie Zhu;Yuyang Shi;Zhong Shi;Yaowen Liu;Wei Lu
作者机构:
Shanghai Key Lab.of D&A for Metal-Functional Materials,School of Materials Science&Engineering,Tongji University,Shanghai 201804,People's Republic of China;Shanghai Key Laboratory of Special Artificial Microstructure Materials and Technology,School of Physics Science and Engineering,Tongji University,Shanghai 201804,People's Republic of China;Materials Science and Engineering Faculty,Politehnica University of Bucharest,060042 Bucharest,Romania
文献出处:
引用格式:
[1]Fei Pan;Yanping Rao;Dan Batalu;Lei Cai;Yanyan Dong;Xiaojie Zhu;Yuyang Shi;Zhong Shi;Yaowen Liu;Wei Lu-.Macroscopic Electromagnetic Cooperative Network-Enhanced MXene/Ni Chains Aerogel-Based Microwave Absorber with Ultra-Low Matching Thickness)[J].纳微快报(英文),2022(08):283-299
A类:
Absorber,ficus,deductive
B类:
Macroscopic,Electromagnetic,Cooperative,Network,Enhanced,MXene,Chains,Aerogel,Based,Microwave,Ultra,Low,Matching,Thickness,cooperative,strategy,has,been,sented,mainstream,approach,that,can,effectively,optimize,matching,thickness,dielectric,loss,domi,nant,system,However,still,challenging,coexisting,type,develop,electromagnetic,EMW,performance,low,Breaking,limitation,traditional,response,microscopic,mesoscopic,scale,microcarpa,like,aerogel,macroscopical,was,fabricated,through,highly,oriented,self,assembly,engineering,chains,unique,morphology,length,were,achieved,via,special,field,induced,growth,Strong,coupling,observed,confirmed,by,micromagnetic,simulation,calculation,validates,maintaining,value,parameters,frequencies,prerequisites,ultrathin,networks,uninterrupted,dual,pathways,spread,entire,skeleton,resulting,impressive,permittivity,even,Consequently,exhibits,remarkable,Thus,modulation,this,proposed,ordered,structure,useful,suitable,achieving,absorbers
AB值:
0.586653
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