With Wireless communications in the 0.1–10 TeraHertz (THz) band are envisioned as one of key enablers towards ubiquitous wireless beyond 5G accommodating a massive number connected devices and ultra-high user data rates order Tera-bit-per-second. The THz is located between millimeter-wave (mmWave) far infrared (IR) still considered least investigated exploited regions electromagnetic spectrum, ...