Fabricated radio-wave absorber and measurement setup (a) at 30 GHz and (b) at 150 GHz. Measurement results at 30 GHz and (d) at 150 GHz. 5G wireless communication services have rapidly expanded ...
Wave rotor technology is a promising field that exploits the dynamics of shock and expansion waves to achieve efficient energy exchange between fluid streams. By utilising unsteady flow processes ...
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