Broadband Terahertz Metamaterial Absorber Based on Planar Square-Spiral Antenna

Shigao Feng,Xiaoliang Sun,Dejia Meng,Honghao Yu,Ping Yu,Changhong Chen

Broadband Terahertz Metamaterial Absorber Based on Planar Square-Spiral Antenna

2014

Shigao Feng
Xiaoliang Sun
Dejia Meng
Honghao Yu
Ping Yu
Changhong Chen

We demonstrate a broadband terahertz metamaterial absorber with planar square-spiral antenna structure. The bandwidth of absorber is as large as 5.26 THz and absorption keeps high for different polarizations and oblique angles.

Keywords:

Broadband
Blueshift
Metamaterial
Metamaterial absorber
Spiral antenna
Optoelectronics
Terahertz radiation
Physics
Optics
Bandwidth (signal processing)
Planar
Computer simulation
Materials science

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