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Sub-THz active assembly with mechanical scanning for security systems

Purpose:

Inspection of content in packages that are transparent in sub-terahertz spectral range (paper, plastic, polyfoam, gypsum plasterboard, unhumid wood, footwear sole, knapsacks, etc.)

Main technical specifications :

• active mode (with using a radiation source)
• operation frequency 70+-15, 140+-3, 280+-10 GHz
• doesn't need additional cooling
• scanning speed 2 min.
• image format 60х>=40 pixels
• operating region 60х>=40 mm² (can be extended)
• dynamic range >=40 dB

Fig. 1. General view of assembly and its parts (click to view full-size).

Fig. 2. Dielectric objects at 275 GHz hidden inside a hollowing polyfoam package (not seen for detection in X-Ray, visible and IR spectra) (click to view full-size).

Contacts: Ukraine, V.E. Lashkaryov Institute of Semiconductor Physics NAS of Ukraine, Ця електронна адреса захищена від спам-ботів. вам потрібно увімкнути JavaScript, щоб побачити її.