Articles with "optical physical" as a keyword



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The effect of bleaching on the optical and physical properties of externally stained monolithic zirconia

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Published in 2021 at "Clinical and Experimental Dental Research"

DOI: 10.1002/cre2.433

Abstract: This study aimed to investigate the effects of bleaching on the color, translucency, surface roughness, and surface hardness of monolithic zirconia with external stainin . read more here.

Keywords: monolithic zirconia; physical properties; effect bleaching; optical physical ... See more keywords
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Revisiting silk: a lens-free optical physical unclonable function

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Published in 2022 at "Nature Communications"

DOI: 10.1038/s41467-021-27278-5

Abstract: For modern security, devices, individuals, and communications require unprecedentedly unique identifiers and cryptographic keys. One emerging method for guaranteeing digital security is to take advantage of a physical unclonable function. Surprisingly, native silk, which has… read more here.

Keywords: physical unclonable; unclonable function; optical physical; silk ... See more keywords
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Fast random number generator based on optical physical unclonable functions

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Published in 2021 at "Optics letters"

DOI: 10.1364/ol.435221

Abstract: We propose an approach for fast random number generation based on homemade optical physical unclonable functions (PUFs). The optical PUF is illuminated with input laser wavefront of continuous modulation to obtain different speckle patterns. Random… read more here.

Keywords: physical unclonable; number; optical physical; fast random ... See more keywords