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Fig. 1 | BMC Infectious Diseases

Fig. 1

From: Microwave detection and quantification of water hidden in and on building materials: implications for healthy buildings and microbiome studies

Fig. 1

Detector setup. a Schematic of the setup, showing the vertically separated microwave horns, driven by a vector network analyser. The microwave transmission (S21) and reflection (S11, S22) S-parameters are indicated with arrows. b Photo of the setup, with the concrete brick as test sample. For scale, the screw holes in the table are 25 mm apart

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