Security use of the chiral photonic film made of helical liquid crystal structures
We designed a security-enhanced anti-counterfeiting tag using chiral photonic crystal films, which has polarization-dependent transmission color changes.
2006 ◽
Vol 121
(2)
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pp. 298-300
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2007 ◽
Vol 4
(6)
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pp. 1961-1965
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1992 ◽
Vol 50
(1)
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pp. 268-269
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2020 ◽
Vol 5
(6)
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pp. 951-958
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