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Enhanced and broadband absorber with surface pattern design for X-Band
Chenguang Wu,Shuwen Chen,Xisheng Gu,Renchao Hu,Shuomin Zhong,Guoguo Tan,Qikui Man,Chuntao Chang,Xinmin Wang,Run-Wei Li 한국물리학회 2018 Current Applied Physics Vol.18 No.1
A broadband and thin-layer microwave absorber is designed based on surface pattern design made by carbonyl iron and rubber composite. The bandwidth with reflection less than 10 dB covers the full Xband owing to two absorption peaks appeared simultaneously in both the simulation results and experimental results. In this work, the power loss and power flow diagram were present by CST simulation, which clearly explain the broadband absorption caused by double l/4 matching absorption and interfacial scattering synergistic effect. A facile splicing method was provided to extend the absorption bandwidth for the magnetic absorbing materials.