Articles with "millimeter terahertz" as a keyword



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Concealed object enhancement using multi-polarization information for passive millimeter and terahertz wave security screening.

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Published in 2020 at "Optics express"

DOI: 10.1364/oe.384029

Abstract: Passive millimeter and terahertz wave imaging has become a significant potential technique for human security check and scene monitoring. Due to the small difference of the brightness temperatures between human body and concealed objects, the… read more here.

Keywords: passive millimeter; polarization; concealed object; enhancement ... See more keywords
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Passive polarimetric imaging of millimeter and terahertz waves for personnel security screening.

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Published in 2021 at "Optics letters"

DOI: 10.1364/ol.418497

Abstract: Passive millimeter and terahertz wave imaging is a powerful way for personnel security inspection and scene monitoring. The existing systems usually have a single polarization mode. To obtain more information, polarimetric imaging has been preliminarily… read more here.

Keywords: passive polarimetric; polarimetric imaging; personnel security; millimeter terahertz ... See more keywords